isrstealer | 51c318592661ec3e2f17669ca0a666b59054a423ef1371f5b193388affe24c6e | Triage

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Overview

overview

Static

static

3

bf1c0c4d3a...18.exe

windows7-x64

bf1c0c4d3a...18.exe

windows10-2004-x64

Sharing

General

Target

bf1c0c4d3a3f288fd72ab11478ef2443_JaffaCakes118
Size

116KB
Sample

240824-v3z2mashnp
MD5

bf1c0c4d3a3f288fd72ab11478ef2443
SHA1

05742949ed8897cd4ae026049636df857165cdba
SHA256

51c318592661ec3e2f17669ca0a666b59054a423ef1371f5b193388affe24c6e
SHA512

6901d6a4caf669d98f1545f7083b41d9f8378befcf9346d9a62595e2d6113896054610716ea9f75d05c79ead70da07a75205db8963544b6e89357b1d05e55cb8
SSDEEP

1536:RNzJ67GFYiExZdg9SpGz39h2WxFSn9ziAN0vvyLcyoW1mc+:6rdpGz39hhA9ziACHyLBi

Score

10^/10

isrstealer discovery persistence spyware stealer trojan

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

bf1c0c4d3a3f288fd72ab11478ef2443_JaffaCakes118.exe

Resource

win7-20240708-en

isrstealer discovery persistence spyware stealer trojan

windows7-x64

13 signatures

150 seconds

Behavioral task

behavioral2

Sample

bf1c0c4d3a3f288fd72ab11478ef2443_JaffaCakes118.exe

Resource

win10v2004-20240802-en

isrstealer discovery persistence spyware stealer trojan

windows10-2004-x64

12 signatures

150 seconds

Malware Config

Targets

- Target
  
  bf1c0c4d3a3f288fd72ab11478ef2443_JaffaCakes118
- Size
  
  116KB
- MD5
  
  bf1c0c4d3a3f288fd72ab11478ef2443
- SHA1
  
  05742949ed8897cd4ae026049636df857165cdba
- SHA256
  
  51c318592661ec3e2f17669ca0a666b59054a423ef1371f5b193388affe24c6e
- SHA512
  
  6901d6a4caf669d98f1545f7083b41d9f8378befcf9346d9a62595e2d6113896054610716ea9f75d05c79ead70da07a75205db8963544b6e89357b1d05e55cb8
- SSDEEP
  
  1536:RNzJ67GFYiExZdg9SpGz39h2WxFSn9ziAN0vvyLcyoW1mc+:6rdpGz39hhA9ziACHyLBi
Score

10^/10

isrstealer discovery persistence spyware stealer trojan
- ISR Stealer
  ISR Stealer is a modified version of Hackhound Stealer written in visual basic.
  trojan stealer isrstealer
- ISR Stealer payload
- Executes dropped EXE
- Loads dropped DLL
- Reads data files stored by FTP clients
  Tries to access configuration files associated with programs like FileZilla.
  spyware stealer
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Adds Run key to start application
  persistence
- Suspicious use of SetThreadContext
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Defense Evasion

Modify Registry

Credential Access

Unsecured Credentials

Credentials In Files

Discovery

System Information Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

isrstealerdiscoverypersistencespywarestealertrojan

behavioral2

isrstealerdiscoverypersistencespywarestealertrojan

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