isrstealer | 3d2d9c5b0eb236855f300b3f5e5ac81236ee6f0df1a8cb9cbab461b296930316 | Triage

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Overview

overview

Static

static

3

f2aba5d2e8...18.exe

windows7-x64

f2aba5d2e8...18.exe

windows10-2004-x64

Sharing

General

Target

f2aba5d2e89df152fb6e8dc296725e96_JaffaCakes118
Size

383KB
Sample

240923-tzy5gssgmp
MD5

f2aba5d2e89df152fb6e8dc296725e96
SHA1

1a6c7a2d6cf519e50a1c3b79380eba5c122024ee
SHA256

3d2d9c5b0eb236855f300b3f5e5ac81236ee6f0df1a8cb9cbab461b296930316
SHA512

22cd91a5dc70533d260e1d6b0eb80d54b5cbb2183b6a3da6f1b894b64b6e0e4efcb9b17d0166087931f32a5b384b4f752c471bacf2f2a02ec98e259bb7d1bebe
SSDEEP

6144:nZqi90eTTUxWwog5Df18LZTelTNqPQ4KNSZEePRttaB693aafQoBuixwlZDTxP07:nZZ90eTNwog5D+LBSTNWQ4+SZEmnaB6J

Score

10^/10

isrstealer discovery stealer trojan upx

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

f2aba5d2e89df152fb6e8dc296725e96_JaffaCakes118.exe

Resource

win7-20240903-en

isrstealer discovery stealer trojan upx

windows7-x64

8 signatures

150 seconds

Behavioral task

behavioral2

Sample

f2aba5d2e89df152fb6e8dc296725e96_JaffaCakes118.exe

Resource

win10v2004-20240802-en

isrstealer discovery stealer trojan upx

windows10-2004-x64

8 signatures

150 seconds

Malware Config

Targets

- Target
  
  f2aba5d2e89df152fb6e8dc296725e96_JaffaCakes118
- Size
  
  383KB
- MD5
  
  f2aba5d2e89df152fb6e8dc296725e96
- SHA1
  
  1a6c7a2d6cf519e50a1c3b79380eba5c122024ee
- SHA256
  
  3d2d9c5b0eb236855f300b3f5e5ac81236ee6f0df1a8cb9cbab461b296930316
- SHA512
  
  22cd91a5dc70533d260e1d6b0eb80d54b5cbb2183b6a3da6f1b894b64b6e0e4efcb9b17d0166087931f32a5b384b4f752c471bacf2f2a02ec98e259bb7d1bebe
- SSDEEP
  
  6144:nZqi90eTTUxWwog5Df18LZTelTNqPQ4KNSZEePRttaB693aafQoBuixwlZDTxP07:nZZ90eTNwog5D+LBSTNWQ4+SZEmnaB6J
Score

10^/10

isrstealer discovery stealer trojan upx
- ISR Stealer
  ISR Stealer is a modified version of Hackhound Stealer written in visual basic.
  trojan stealer isrstealer
- ISR Stealer payload
- Uses the VBS compiler for execution
- Suspicious use of SetThreadContext
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

Persistence

Privilege Escalation

Defense Evasion

Scripting

Credential Access

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

isrstealerdiscoverystealertrojanupx

behavioral2

isrstealerdiscoverystealertrojanupx

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