Overview

overview

10

Static

static

10

873bb868e8...18.exe

windows7-x64

10

873bb868e8...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    873bb868e840d34dee619ca7e9026e4c_JaffaCakes118

  • Size

    734KB

  • Sample

    241102-x26h5ashje

  • MD5

    873bb868e840d34dee619ca7e9026e4c

  • SHA1

    918d89d0e85e5512af69a932b7341faaf639a26f

  • SHA256

    c715fe1061adba1e1737c8302cae544ee820925a5df49f906789b9a4ff86a582

  • SHA512

    7b5dcf19ceb233f45d8a269f8c65aa1b9dde40937ffaa892eaa3df1c2259ae41619fd47fc78b76eb008a274d30e8100ac973dac810303e7829c187749024861b

  • SSDEEP

    12288:kpwABK90BOe/x9lPAYvxPQVjdsAY2XjWlnlpTMMXG91uhKIXn/+GbZR:+wAcu99lPzvxP+Bsz2XjWTRMQckkIXnD

Score
10/10
darkcometdiscoveryevasionpersistencerattrojan

Malware Config

Targets

    • Target

      873bb868e840d34dee619ca7e9026e4c_JaffaCakes118

    • Size

      734KB

    • MD5

      873bb868e840d34dee619ca7e9026e4c

    • SHA1

      918d89d0e85e5512af69a932b7341faaf639a26f

    • SHA256

      c715fe1061adba1e1737c8302cae544ee820925a5df49f906789b9a4ff86a582

    • SHA512

      7b5dcf19ceb233f45d8a269f8c65aa1b9dde40937ffaa892eaa3df1c2259ae41619fd47fc78b76eb008a274d30e8100ac973dac810303e7829c187749024861b

    • SSDEEP

      12288:kpwABK90BOe/x9lPAYvxPQVjdsAY2XjWlnlpTMMXG91uhKIXn/+GbZR:+wAcu99lPzvxP+Bsz2XjWTRMQckkIXnD

    Score
    10/10
    darkcometdiscoveryevasionpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Darkcomet family

      darkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      evasion

    • Modifies security service

      evasion

    • Windows security bypass

      evasiontrojan

    • Disables RegEdit via registry modification

      evasion

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • 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

Impair Defenses

3
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

2
T1562.001

Modify Registry

6
T1112

Credential Access

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks