Overview

overview

10

Static

static

3

085a4a5430...18.exe

windows7-x64

10

085a4a5430...18.exe

windows10-2004-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target

    085a4a5430ccb482aaf5e1f428b2e035_JaffaCakes118

  • Size

    1.7MB

  • Sample

    240620-wdvw2stgmm

  • MD5

    085a4a5430ccb482aaf5e1f428b2e035

  • SHA1

    a1a22b49b830728849e84e4c2bb686f73eb252e4

  • SHA256

    e4c9e8116827030fee7a80a2d2fbbadb2f0b0fc353dbe8833e57f7852ea86810

  • SHA512

    71cd748b221f990e28c7978dd9213ebb711c346fb7bceaf8d01acf115c55afeec3450fd0dbf0b64dd8ab7232a7d92792acab158e681d51049f589b8ab820c1bf

  • SSDEEP

    24576:/CSakkVYTNLqPY3Oz8zmpbZipBw8QVJBTyjCtAscY7EAqGvgbidbGFn15jnpCXmO:1k03o3lV3/tAs97EAqGTdban15jnAXd

Score
10/10
darkcometevasionpersistencerattrojan

Malware Config

Targets

    • Target

      085a4a5430ccb482aaf5e1f428b2e035_JaffaCakes118

    • Size

      1.7MB

    • MD5

      085a4a5430ccb482aaf5e1f428b2e035

    • SHA1

      a1a22b49b830728849e84e4c2bb686f73eb252e4

    • SHA256

      e4c9e8116827030fee7a80a2d2fbbadb2f0b0fc353dbe8833e57f7852ea86810

    • SHA512

      71cd748b221f990e28c7978dd9213ebb711c346fb7bceaf8d01acf115c55afeec3450fd0dbf0b64dd8ab7232a7d92792acab158e681d51049f589b8ab820c1bf

    • SSDEEP

      24576:/CSakkVYTNLqPY3Oz8zmpbZipBw8QVJBTyjCtAscY7EAqGvgbidbGFn15jnpCXmO:1k03o3lV3/tAs97EAqGTdban15jnAXd

    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

    • Modifies security service

      evasion

    • Windows security bypass

      evasiontrojan

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Impair Defenses

3
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

2
T1562.001

Modify Registry

7
T1112

Credential Access

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks