Overview

overview

10

Static

static

3

dc35c41440...62.exe

windows7-x64

10

dc35c41440...62.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    dc35c41440704458ed7a60c0ac026f62

  • Size

    408KB

  • Sample

    240321-v32kfsfa9y

  • MD5

    dc35c41440704458ed7a60c0ac026f62

  • SHA1

    28459a2a602943fb5f44cb7424061c390fefb502

  • SHA256

    4d4e7a37101a9fa0810a3ff324a87c302a1328dcaeae6a9c637752e871a1a678

  • SHA512

    f522adf75f7915caf3a87551f4704303ddde487da920c6a2a762d4fc821f5c6749b2496cdd5b5193252eb97f01cdcc3dc77584be90e6833e32f2410b955f8081

  • SSDEEP

    6144:v7l/Mts0sXrneChRWcSUEC8ctAom2C+do4ON1ZA0bYQpBuLGlY+6iPHS/ei:hMSeChscpEBctA2Q11aPQ3/6/ei

Score
10/10
isrstealerpersistencespywarestealertrojanupx

Malware Config

Targets

    • Target

      dc35c41440704458ed7a60c0ac026f62

    • Size

      408KB

    • MD5

      dc35c41440704458ed7a60c0ac026f62

    • SHA1

      28459a2a602943fb5f44cb7424061c390fefb502

    • SHA256

      4d4e7a37101a9fa0810a3ff324a87c302a1328dcaeae6a9c637752e871a1a678

    • SHA512

      f522adf75f7915caf3a87551f4704303ddde487da920c6a2a762d4fc821f5c6749b2496cdd5b5193252eb97f01cdcc3dc77584be90e6833e32f2410b955f8081

    • SSDEEP

      6144:v7l/Mts0sXrneChRWcSUEC8ctAom2C+do4ON1ZA0bYQpBuLGlY+6iPHS/ei:hMSeChscpEBctA2Q11aPQ3/6/ei

    Score
    10/10
    isrstealerspywarestealertrojanupxpersistence

    • ISR Stealer

      ISR Stealer is a modified version of Hackhound Stealer written in visual basic.

      trojanstealerisrstealer

    • ISR Stealer payload

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

      spywarestealer

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

2
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks