Resubmissions

05-03-2024 02:53

240305-ddkf7scf81 10

Analysis

  • max time kernel
    144s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-03-2024 02:53

General

  • Target

    e846d3cfad85b09f8fdb0460fff53cfda1176f4e9e420bf60ed88d39b1ef93db.exe

  • Size

    4.8MB

  • MD5

    f364d1b15bb2049549d9084496ad239b

  • SHA1

    adbe8eb29c5e442a8515ba9c63a62126427ada8e

  • SHA256

    e846d3cfad85b09f8fdb0460fff53cfda1176f4e9e420bf60ed88d39b1ef93db

  • SHA512

    e94de32df4aebade28b24ba7007db2e002714b721e788de70f1f4080c72133742452b076da03530547cb18cea3d1c0cda84417d49810069076020b9fc610346f

  • SSDEEP

    98304:GL4AFoEMQEbPjwV/xQzp2FMhsTBfkIS2oFw5gmpp4k:26EMnb7kZw4FMaTRkItym

Score
9/10

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 2 IoCs

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

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Detects videocard installed 1 TTPs 1 IoCs

    Uses WMIC.exe to determine videocard installed.

  • GoLang User-Agent 1 IoCs

    Uses default user-agent string defined by GoLang HTTP packages.

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e846d3cfad85b09f8fdb0460fff53cfda1176f4e9e420bf60ed88d39b1ef93db.exe
    "C:\Users\Admin\AppData\Local\Temp\e846d3cfad85b09f8fdb0460fff53cfda1176f4e9e420bf60ed88d39b1ef93db.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3356
    • C:\Windows\System32\Wbem\wmic.exe
      wmic cpu get name
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4632
    • C:\Windows\System32\Wbem\wmic.exe
      wmic path win32_VideoController get name
      2⤵
      • Detects videocard installed
      • Suspicious use of AdjustPrivilegeToken
      PID:2600

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3356-0-0x00007FF652C00000-0x00007FF653A82000-memory.dmp
    Filesize

    14.5MB

  • memory/3356-16-0x00007FF652C00000-0x00007FF653A82000-memory.dmp
    Filesize

    14.5MB