isrstealer | 9491240fbdff36285ab31adbabb5de6aeb18cb6989474149c9b571ba84289016

General

Target

9491240fbdff36285ab31adbabb5de6aeb18cb6989474149c9b571ba84289016
Size

1.2MB
Sample

221003-s4cllsdbf2
MD5

675b2173674cd94a84a4eb20d2eafe6c
SHA1

c6ce45ac376cff4d5cc48a561850245a4be138a5
SHA256

9491240fbdff36285ab31adbabb5de6aeb18cb6989474149c9b571ba84289016
SHA512

367a684b00bd8b2e4f5c915e4eae12efed44681afb369c5fe3eb555fbb9c59243afd1e29d8112428937025c9061fadb86b8e1e17e34ea9dc98c10c7b82351893
SSDEEP

24576:17uhAWsJKisl8xvymr9ZgKDrxyTkNr3OMJz33to2yERUr4aA:puW9bRxvfr9ZzxyC/JD3tPGs

Score

10^/10

Malware Config

Targets

- Target
  
  9491240fbdff36285ab31adbabb5de6aeb18cb6989474149c9b571ba84289016
- Size
  
  1.2MB
- MD5
  
  675b2173674cd94a84a4eb20d2eafe6c
- SHA1
  
  c6ce45ac376cff4d5cc48a561850245a4be138a5
- SHA256
  
  9491240fbdff36285ab31adbabb5de6aeb18cb6989474149c9b571ba84289016
- SHA512
  
  367a684b00bd8b2e4f5c915e4eae12efed44681afb369c5fe3eb555fbb9c59243afd1e29d8112428937025c9061fadb86b8e1e17e34ea9dc98c10c7b82351893
- SSDEEP
  
  24576:17uhAWsJKisl8xvymr9ZgKDrxyTkNr3OMJz33to2yERUr4aA:puW9bRxvfr9ZzxyC/JD3tPGs
Score

10^/10

isrstealer spyware stealer trojan upx
- ISR Stealer
  ISR Stealer is a modified version of Hackhound Stealer written in visual basic.
  trojan stealer isrstealer
- ISR Stealer payload
- Executes dropped EXE
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL
- 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 v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Tasks

Sharing

General

Malware Config

Targets

ISR Stealer

ISR Stealer payload

Executes dropped EXE

UPX packed file

Checks computer location settings

Loads dropped DLL

Reads user/profile data of web browsers

Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks

static1

behavioral1

behavioral2