General

  • Target

    deflated-gimp-2.10.32.-setup-1.exe

  • Size

    217KB

  • Sample

    230127-e5p2fagd85

  • MD5

    009d70132e15d6f0bf593da170f0b7b0

  • SHA1

    5a1bd8f31059de4e46778510fffd23c87bc32740

  • SHA256

    af8ea2ae4917c68825f1c60f3900634cc7c2d3d2de079215f1aacf116841418c

  • SHA512

    5192b9c860b4e10a329b181f4419cd7443f602ec9174d9c538e0843d10e59e4472df0e1b2a6572d96f89ad061eb1f6ea6240c8dd11d860664f93500dbee4824d

  • SSDEEP

    3072:uI71VdaROKutNI6mKR0QHTT1Xm4B1jj0hhih3GD2xvwN64u/KKR7:uInda0KuksNzB1jjAoGD2lww4V

Malware Config

Extracted

Family

redline

Botnet

redline

C2

79.137.133.225:25999

Attributes
  • auth_value

    38284dbf15da9b4a9eaee0ef0d2b343f

Extracted

Family

aurora

C2

79.137.133.225:8081

Targets

    • Target

      deflated-gimp-2.10.32.-setup-1.exe

    • Size

      217KB

    • MD5

      009d70132e15d6f0bf593da170f0b7b0

    • SHA1

      5a1bd8f31059de4e46778510fffd23c87bc32740

    • SHA256

      af8ea2ae4917c68825f1c60f3900634cc7c2d3d2de079215f1aacf116841418c

    • SHA512

      5192b9c860b4e10a329b181f4419cd7443f602ec9174d9c538e0843d10e59e4472df0e1b2a6572d96f89ad061eb1f6ea6240c8dd11d860664f93500dbee4824d

    • SSDEEP

      3072:uI71VdaROKutNI6mKR0QHTT1Xm4B1jj0hhih3GD2xvwN64u/KKR7:uInda0KuksNzB1jjAoGD2lww4V

    • Aurora

      Aurora is a crypto wallet stealer written in Golang.

    • Detect PureCrypter injector

    • PureCrypter

      PureCrypter is a .NET malware loader first seen in early 2021.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks