isrstealer | cdff44668207a42d3e83721029d666d72482b696e2e6db8e8dbc4f8b3440370b | Triage

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Reports

Overview

overview

Static

static

cdff446682...0b.exe

windows7-x64

cdff446682...0b.exe

windows10-2004-x64

Sharing

General

Target

cdff44668207a42d3e83721029d666d72482b696e2e6db8e8dbc4f8b3440370b
Size

340KB
Sample

221001-3wqtdacef4
MD5

dfe4a1cd1e822fba707b9d20017d0084
SHA1

e273c86578c9207b08c5d0517438cef0677a0330
SHA256

cdff44668207a42d3e83721029d666d72482b696e2e6db8e8dbc4f8b3440370b
SHA512

7e57b2e54741952da97c0c82631aba1a16dcbc797ff8500b3ae0f4d431e2d73ba742fb41378a3e61cafc96829a3c1a37be7c339780ed640d3c5eb6c5bce62c49
SSDEEP

6144:PXUQPN4gKo6iLoHIZvHPfrDW/MAfxitOW3IVhoOtmKWJVSFS1/uLJI:PigKoBcHWry/bjI2IVu

Score

10^/10

isrstealer collection stealer trojan upx

Static task

static1

Behavioral task

behavioral1

Sample

cdff44668207a42d3e83721029d666d72482b696e2e6db8e8dbc4f8b3440370b.exe

Resource

win7-20220812-en

isrstealer collection stealer trojan upx

windows7-x64

12 signatures

150 seconds

Behavioral task

behavioral2

Sample

cdff44668207a42d3e83721029d666d72482b696e2e6db8e8dbc4f8b3440370b.exe

Resource

win10v2004-20220812-en

isrstealer collection stealer trojan upx

windows10-2004-x64

11 signatures

150 seconds

Malware Config

Targets

- Target
  
  cdff44668207a42d3e83721029d666d72482b696e2e6db8e8dbc4f8b3440370b
- Size
  
  340KB
- MD5
  
  dfe4a1cd1e822fba707b9d20017d0084
- SHA1
  
  e273c86578c9207b08c5d0517438cef0677a0330
- SHA256
  
  cdff44668207a42d3e83721029d666d72482b696e2e6db8e8dbc4f8b3440370b
- SHA512
  
  7e57b2e54741952da97c0c82631aba1a16dcbc797ff8500b3ae0f4d431e2d73ba742fb41378a3e61cafc96829a3c1a37be7c339780ed640d3c5eb6c5bce62c49
- SSDEEP
  
  6144:PXUQPN4gKo6iLoHIZvHPfrDW/MAfxitOW3IVhoOtmKWJVSFS1/uLJI:PigKoBcHWry/bjI2IVu
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
- Drops startup file
- Loads dropped DLL
- 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

Discovery

System Information Discovery

Lateral Movement

Collection

Email Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

isrstealercollectionstealertrojanupx

behavioral2

isrstealercollectionstealertrojanupx

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