Overview

overview

10

Static

static

10

c99d475a1d...b2.exe

windows7_x64

10

c99d475a1d...b2.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    23-05-2022 23:43

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General

  • Target

    c99d475a1d153a4e46829fa4c1cfebeb7ac73c3a5723d873fb5ff80ad32903b2.exe

  • Size

    17KB

  • MD5

    df66356151d4671e06f88a44b4c28dd3

  • SHA1

    015f855ae32785eb9ea8ad1ecf252e3b6efaf88a

  • SHA256

    c99d475a1d153a4e46829fa4c1cfebeb7ac73c3a5723d873fb5ff80ad32903b2

  • SHA512

    bde5b8f19acca1dbec8516bfc9391173edad64315a8277c454e296807a2fae7cafdc644707e082c5f984e546893f6220651895665b4f0489aeb565457e0e4a83

Score
10/10
revengeratm939stealertrojan

Malware Config

Extracted

Family

revengerat

Botnet

M939

C2

landbo.ddns.net:2772

Mutex

RV_MUTEX-JRMSltdcKeYu

Signatures

  • RevengeRAT

    Remote-access trojan with a wide range of capabilities.

    trojanrevengerat
  • RevengeRat Executable 2 IoCs
    stealer
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c99d475a1d153a4e46829fa4c1cfebeb7ac73c3a5723d873fb5ff80ad32903b2.exe
    "C:\Users\Admin\AppData\Local\Temp\c99d475a1d153a4e46829fa4c1cfebeb7ac73c3a5723d873fb5ff80ad32903b2.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3844
    • C:\Users\Admin\AppData\Roaming\hlak.exe
      "C:\Users\Admin\AppData\Roaming\hlak.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3964
      • C:\Windows\SYSTEM32\schtasks.exe
        schtasks /create /sc minute /mo 5 /tn "hort" /tr "C:\Users\Admin\AppData\Roaming\hlak.exe"
        3⤵
        • Creates scheduled task(s)
        PID:3344

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\hlak.exe
    Filesize

    17KB

    MD5

    df66356151d4671e06f88a44b4c28dd3

    SHA1

    015f855ae32785eb9ea8ad1ecf252e3b6efaf88a

    SHA256

    c99d475a1d153a4e46829fa4c1cfebeb7ac73c3a5723d873fb5ff80ad32903b2

    SHA512

    bde5b8f19acca1dbec8516bfc9391173edad64315a8277c454e296807a2fae7cafdc644707e082c5f984e546893f6220651895665b4f0489aeb565457e0e4a83

    Download Submit
  • C:\Users\Admin\AppData\Roaming\hlak.exe
    Filesize

    17KB

    MD5

    df66356151d4671e06f88a44b4c28dd3

    SHA1

    015f855ae32785eb9ea8ad1ecf252e3b6efaf88a

    SHA256

    c99d475a1d153a4e46829fa4c1cfebeb7ac73c3a5723d873fb5ff80ad32903b2

    SHA512

    bde5b8f19acca1dbec8516bfc9391173edad64315a8277c454e296807a2fae7cafdc644707e082c5f984e546893f6220651895665b4f0489aeb565457e0e4a83

    Download Submit
  • memory/3344-135-0x0000000000000000-mapping.dmp
    Download
  • memory/3844-130-0x000000001BF30000-0x000000001C966000-memory.dmp
    Filesize

    10.2MB

    Download
  • memory/3964-131-0x0000000000000000-mapping.dmp
    Download
  • memory/3964-134-0x000000001C290000-0x000000001CCC6000-memory.dmp
    Filesize

    10.2MB

    Download