PureCrypter | Threat Level: medium | Type: Loader
Cryptographic Identifiers
| SHA256 | d4e784b7a5cd9c8c2e8838b4b74e5cde203f069e56a4eb9f352e35148f4a30e0 |
|---|---|
| MD5 | e43ad32b14cf514db21c3f42b395bf91 |
| File Type | xls |
| Size | 1104.5 KB |
| First Seen | 2023-02-24 |
| File Name | 9019.xls |
| Tags | CVE-2017-11882, purecrypter, xls |
Malware Family: PureCrypter
PureCrypter, loader'dır.
| Type | Loader |
|---|---|
| Programming Language | .NET |
| Target Platform | Windows |
| C2 Protocol | HTTPS |
| Purpose | Loader |
| First Seen Year | 2021 |
Threat Indicators (IOC)
- SHA256:
d4e784b7a5cd9c8c2e8838b4b74e5cde203f069e56a4eb9f352e35148f4a30e0 - MD5:
e43ad32b14cf514db21c3f42b395bf91
You can verify all hash values of this sample on VirusTotal.
System Cleanup Guide
- Disconnect the system from the network — the loader may be downloading more malware
- Analyze every downloaded payload
- Inspect all network traffic and cut suspicious connections
- Run a full antivirus scan
- Consider reimaging the system
YARA Rule Hints
rule PureCrypter_SHA256 {
meta:
description = "PureCrypter sample: d4e784b7a5cd9c8c"
threat_level = "medium"
first_seen = "2023-02-24"
condition:
hash.sha256(0, filesize) == "d4e784b7a5cd9c8c2e8838b4b74e5cde203f069e56a4eb9f352e35148f4a30e0"
}
PureCrypter — Malware Profile
PureCrypter, AV atlatma loader'dır.
Malware Type
Loader
Programming Language
.NET
C2 Protocol
HTTPS
Target Systems
Windows
Capabilities & Behavior
Payload İndirme
Süreç Enjeksiyonu
Modüler Mimari
Kimlik Bilgisi Hırsızlığı
Yanal Hareket
Kalıcılık
Anti-VM/Sandbox
İkincil Payload Dağıtımı
IOC List (2 indicators)
IOC — PureCrypter
# SHA256
d4e784b7a5cd9c8c2e8838b4b74e5cde203f069e56a4eb9f352e35148f4a30e0
# MD5
e43ad32b14cf514db21c3f42b395bf91
| Type | Value | Note |
|---|---|---|
| sha256 | d4e784b7a5cd9c8c2e8838b4b74e5cde203f069e56a4eb9f352e35148f4a30e0 | Sample:PureCrypter |
| md5 | e43ad32b14cf514db21c3f42b395bf91 | Sample:PureCrypter |