isrstealer | 8e4706364a18071abeaabb5a40a08b43205e77ff7955c6a933efe1f93a3507d5 | Triage

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Overview

overview

Static

static

8e4706364a...d5.exe

windows7-x64

8e4706364a...d5.exe

windows10-2004-x64

Sharing

General

Target

8e4706364a18071abeaabb5a40a08b43205e77ff7955c6a933efe1f93a3507d5
Size

247KB
Sample

221030-t1x9ksbahk
MD5

81ab97fdd0660d08d6f6334116431309
SHA1

0e99bc5fab08cc8b1d379d3addef0f96c3196f3a
SHA256

8e4706364a18071abeaabb5a40a08b43205e77ff7955c6a933efe1f93a3507d5
SHA512

0d94e66a01f5a4228460bca3d5ed040c585aa4d9ef1f9777e6471b3909cd09ebaedfe3d619005af16bff5e7da8e43dff4ac8b0e4d0c5f39214fde76bf319119e
SSDEEP

6144:f4Ma4fmYPR06+8pB+3Qsu0wtSZvTEiqjmxCm3rF:zN06+84Qs+t6z

Score

10^/10

isrstealer spyware stealer trojan upx

Static task

static1

Behavioral task

behavioral1

Sample

8e4706364a18071abeaabb5a40a08b43205e77ff7955c6a933efe1f93a3507d5.exe

Resource

win7-20220812-en

isrstealer spyware stealer trojan upx

windows7-x64

11 signatures

150 seconds

Behavioral task

behavioral2

Sample

8e4706364a18071abeaabb5a40a08b43205e77ff7955c6a933efe1f93a3507d5.exe

Resource

win10v2004-20220901-en

isrstealer spyware stealer trojan upx

windows10-2004-x64

10 signatures

150 seconds

Malware Config

Targets

- Target
  
  8e4706364a18071abeaabb5a40a08b43205e77ff7955c6a933efe1f93a3507d5
- Size
  
  247KB
- MD5
  
  81ab97fdd0660d08d6f6334116431309
- SHA1
  
  0e99bc5fab08cc8b1d379d3addef0f96c3196f3a
- SHA256
  
  8e4706364a18071abeaabb5a40a08b43205e77ff7955c6a933efe1f93a3507d5
- SHA512
  
  0d94e66a01f5a4228460bca3d5ed040c585aa4d9ef1f9777e6471b3909cd09ebaedfe3d619005af16bff5e7da8e43dff4ac8b0e4d0c5f39214fde76bf319119e
- SSDEEP
  
  6144:f4Ma4fmYPR06+8pB+3Qsu0wtSZvTEiqjmxCm3rF:zN06+84Qs+t6z
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
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- 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 v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

Modify Registry

Credential Access

Credentials in Files

Discovery

System Information Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

isrstealerspywarestealertrojanupx

behavioral2

isrstealerspywarestealertrojanupx

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