isrstealer | 36c89ffcfd8e000c288bb4f36333f8f3fab449dcf55008248d7956ab8c3e3b60 | Triage

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Overview

overview

Static

static

3

JaffaCakes...ac.exe

windows7-x64

JaffaCakes...ac.exe

windows10-2004-x64

Sharing

General

Target

JaffaCakes118_39fa8d89a812e0477b7af0b7d0b81bac
Size

328KB
Sample

250126-25zbfaykez
MD5

39fa8d89a812e0477b7af0b7d0b81bac
SHA1

e53cff753e2f35b5f6a27160e0875b0f79b6c960
SHA256

36c89ffcfd8e000c288bb4f36333f8f3fab449dcf55008248d7956ab8c3e3b60
SHA512

b491825c79a1b2862116c4c4ad9e0244ea6ed1e4a810755685d248f6badb3cb5d6250d651ba5df9e649cd455efde4c889992f7193ab7eb389a5ae2eb04bed091
SSDEEP

6144:+PPImeAWlrnYR82C3DjIrYW6RX3ub9hRxaC/Tgv4fx1WaD:oAmeAWlTYyp3Djp5XebLHTkoWaD

Score

10^/10

isrstealer discovery spyware stealer trojan

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

JaffaCakes118_39fa8d89a812e0477b7af0b7d0b81bac.exe

Resource

win7-20240903-en

isrstealer discovery spyware stealer trojan

windows7-x64

14 signatures

150 seconds

Behavioral task

behavioral2

Sample

JaffaCakes118_39fa8d89a812e0477b7af0b7d0b81bac.exe

Resource

win10v2004-20241007-en

isrstealer discovery spyware stealer trojan

windows10-2004-x64

13 signatures

150 seconds

Malware Config

Targets

- Target
  
  JaffaCakes118_39fa8d89a812e0477b7af0b7d0b81bac
- Size
  
  328KB
- MD5
  
  39fa8d89a812e0477b7af0b7d0b81bac
- SHA1
  
  e53cff753e2f35b5f6a27160e0875b0f79b6c960
- SHA256
  
  36c89ffcfd8e000c288bb4f36333f8f3fab449dcf55008248d7956ab8c3e3b60
- SHA512
  
  b491825c79a1b2862116c4c4ad9e0244ea6ed1e4a810755685d248f6badb3cb5d6250d651ba5df9e649cd455efde4c889992f7193ab7eb389a5ae2eb04bed091
- SSDEEP
  
  6144:+PPImeAWlrnYR82C3DjIrYW6RX3ub9hRxaC/Tgv4fx1WaD:oAmeAWlTYyp3Djp5XebLHTkoWaD
Score

10^/10

isrstealer discovery spyware stealer trojan
- ISR Stealer
  ISR Stealer is a modified version of Hackhound Stealer written in visual basic.
  trojan stealer isrstealer
- ISR Stealer payload
- Isrstealer family
  isrstealer
- 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
- Suspicious use of SetThreadContext
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

Credentials from Web Browsers

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

isrstealerdiscoveryspywarestealertrojan

behavioral2

isrstealerdiscoveryspywarestealertrojan

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