isrstealer | 571aac6c9270108cccb93e5326ac378aca0e33b8cd3dd235f0776aaa3c7572c7 | Triage

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Reports

Overview

overview

Static

static

571aac6c92...c7.exe

windows7-x64

571aac6c92...c7.exe

windows10-2004-x64

Sharing

General

Target

571aac6c9270108cccb93e5326ac378aca0e33b8cd3dd235f0776aaa3c7572c7
Size

377KB
Sample

221126-abxf7sbe3x
MD5

388ceb608b170c58c29f10ddeeb3c9f3
SHA1

24edfd36e667f0ba3fc56a7b3113691bd62ddf68
SHA256

571aac6c9270108cccb93e5326ac378aca0e33b8cd3dd235f0776aaa3c7572c7
SHA512

72f89e463ef5fb0d73729095f0bf9206b693b82245973ae98491d73a8a5d01c91463504cc27ea1acdddac9b17177da3da4f9e8b1d5acf02e6f20e47948ed40d8
SSDEEP

6144:ulGAxVnthTDjyTiv+4PCbm2D8LB+//wp4kfU0VW3jEDW+KQveg177cfwW+:NYVnTXeTZb/4g/KdXcADpeg177cfe

Score

10^/10

isrstealer collection stealer trojan upx

Static task

static1

Behavioral task

behavioral1

Sample

571aac6c9270108cccb93e5326ac378aca0e33b8cd3dd235f0776aaa3c7572c7.exe

Resource

win7-20221111-en

isrstealer collection stealer trojan upx

windows7-x64

11 signatures

150 seconds

Behavioral task

behavioral2

Sample

571aac6c9270108cccb93e5326ac378aca0e33b8cd3dd235f0776aaa3c7572c7.exe

Resource

win10v2004-20220812-en

isrstealer collection stealer trojan upx

windows10-2004-x64

11 signatures

150 seconds

Malware Config

Targets

- Target
  
  571aac6c9270108cccb93e5326ac378aca0e33b8cd3dd235f0776aaa3c7572c7
- Size
  
  377KB
- MD5
  
  388ceb608b170c58c29f10ddeeb3c9f3
- SHA1
  
  24edfd36e667f0ba3fc56a7b3113691bd62ddf68
- SHA256
  
  571aac6c9270108cccb93e5326ac378aca0e33b8cd3dd235f0776aaa3c7572c7
- SHA512
  
  72f89e463ef5fb0d73729095f0bf9206b693b82245973ae98491d73a8a5d01c91463504cc27ea1acdddac9b17177da3da4f9e8b1d5acf02e6f20e47948ed40d8
- SSDEEP
  
  6144:ulGAxVnthTDjyTiv+4PCbm2D8LB+//wp4kfU0VW3jEDW+KQveg177cfwW+:NYVnTXeTZb/4g/KdXcADpeg177cfe
Score

10^/10

isrstealer collection 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
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- Uses the VBS compiler for execution
- Accesses Microsoft Outlook accounts
  collection
- Suspicious use of SetThreadContext
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

Persistence

Privilege Escalation

Defense Evasion

Scripting

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

isrstealercollectionstealertrojanupx

behavioral2

isrstealercollectionstealertrojanupx

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