isrstealer | 955bd07aa4b5e9d32816a3aab416b16559d79ed8979ef655f5b82edbc059e859

General

Target

955bd07aa4b5e9d32816a3aab416b16559d79ed8979ef655f5b82edbc059e859
Size

475KB
Sample

221201-atq25shb52
MD5

e666f97283e213d5656482be7ea1c681
SHA1

6b17adcf8857c3d6ee0077d8f817448f01a371dc
SHA256

955bd07aa4b5e9d32816a3aab416b16559d79ed8979ef655f5b82edbc059e859
SHA512

b3f11361d47bd07e2edbc8884ac644f33d38df313939358f627181e985b190e1af1ce0c1baeebdfc13eff84407b4e3f1c13552f1539e698535770f5f0400ab13
SSDEEP

12288:cRXLH8P4mZp5QXw8f+hp4Y66+Oo7qS1fvDHqv4wFg960er:cRXLcP4mZp6yj4K+7OSlDHp3Ler

Score

10^/10

Malware Config

Targets

- Target
  
  955bd07aa4b5e9d32816a3aab416b16559d79ed8979ef655f5b82edbc059e859
- Size
  
  475KB
- MD5
  
  e666f97283e213d5656482be7ea1c681
- SHA1
  
  6b17adcf8857c3d6ee0077d8f817448f01a371dc
- SHA256
  
  955bd07aa4b5e9d32816a3aab416b16559d79ed8979ef655f5b82edbc059e859
- SHA512
  
  b3f11361d47bd07e2edbc8884ac644f33d38df313939358f627181e985b190e1af1ce0c1baeebdfc13eff84407b4e3f1c13552f1539e698535770f5f0400ab13
- SSDEEP
  
  12288:cRXLH8P4mZp5QXw8f+hp4Y66+Oo7qS1fvDHqv4wFg960er:cRXLcP4mZp6yj4K+7OSlDHp3Ler
Score

10^/10

isrstealer collection 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
- NirSoft MailPassView
  Password recovery tool for various email clients
- NirSoft WebBrowserPassView
  Password recovery tool for various web browsers
- Nirsoft
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- 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
- Accesses Microsoft Outlook accounts
  collection
- Suspicious use of SetThreadContext
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Tasks

Sharing

General

Malware Config

Targets

ISR Stealer

ISR Stealer payload

NirSoft MailPassView

NirSoft WebBrowserPassView

Nirsoft

UPX packed file

Loads dropped DLL

Reads data files stored by FTP clients

Reads user/profile data of web browsers

Accesses Microsoft Outlook accounts

Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks

static1

behavioral1

behavioral2