Overview

overview

10

Static

static

ba2c5c1312...32.exe

windows7-x64

10

ba2c5c1312...32.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    ba2c5c13128c441ab9bda29e9836e3ebae03ed62f90bba9fb1ad85e8a358c832

  • Size

    1.1MB

  • Sample

    221123-vvq4rada4s

  • MD5

    59df407b5467a284a67e83f4d4d7f26f

  • SHA1

    53fe26ffc354d7db21e7d347f39d65cced74d3df

  • SHA256

    ba2c5c13128c441ab9bda29e9836e3ebae03ed62f90bba9fb1ad85e8a358c832

  • SHA512

    720c57394af736c0f74723e0bbc6efad7e3baec16c09aca0f217e1df2ffdecc55b4deb1b768f0a00295fb9ed321b800448640968880f2d67d6a75db77c102511

  • SSDEEP

    12288:eZC95zlFQ4KHeyDuP+xQV1K0eNnG+8tAVAO2BQgeMCDvRdPQGUDBbRe:eu5xzKLF01teNIAZeQgeM4FQGgQ

Score
10/10
darkcometevasionpersistencerattrojan

Malware Config

Targets

    • Target

      ba2c5c13128c441ab9bda29e9836e3ebae03ed62f90bba9fb1ad85e8a358c832

    • Size

      1.1MB

    • MD5

      59df407b5467a284a67e83f4d4d7f26f

    • SHA1

      53fe26ffc354d7db21e7d347f39d65cced74d3df

    • SHA256

      ba2c5c13128c441ab9bda29e9836e3ebae03ed62f90bba9fb1ad85e8a358c832

    • SHA512

      720c57394af736c0f74723e0bbc6efad7e3baec16c09aca0f217e1df2ffdecc55b4deb1b768f0a00295fb9ed321b800448640968880f2d67d6a75db77c102511

    • SSDEEP

      12288:eZC95zlFQ4KHeyDuP+xQV1K0eNnG+8tAVAO2BQgeMCDvRdPQGUDBbRe:eu5xzKLF01teNIAZeQgeM4FQGgQ

    Score
    10/10
    darkcometevasionpersistencerattrojan

    • Darkcomet

      DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      evasion

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

3
T1112

Credential Access

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks