General

  • Target

    fad29d1ff1c09bb979c169417fd3f12d_JaffaCakes118

  • Size

    231KB

  • Sample

    240419-v6c19sag84

  • MD5

    fad29d1ff1c09bb979c169417fd3f12d

  • SHA1

    8fe2c590827f297f3cdc54ceffeeef3a327b0541

  • SHA256

    c748026354a9455d841d693dc35a3b20d31260231ab97a40d2a4fff9deec6ba1

  • SHA512

    5db5148d4c3644d7c775432e3dadb13610ab9c763ff83d276a81e0e636186c7843572a0eca136023ce463289b1b1c9b9a2358dc9ed22863cb5f095d6fbefd5a0

  • SSDEEP

    6144:USfEKbx3TV/z16Mt3w7bnOaIaWjoWzYAOxjpW:UScKl5zu7bnjImwYAOxjpW

Malware Config

Targets

    • Target

      fad29d1ff1c09bb979c169417fd3f12d_JaffaCakes118

    • Size

      231KB

    • MD5

      fad29d1ff1c09bb979c169417fd3f12d

    • SHA1

      8fe2c590827f297f3cdc54ceffeeef3a327b0541

    • SHA256

      c748026354a9455d841d693dc35a3b20d31260231ab97a40d2a4fff9deec6ba1

    • SHA512

      5db5148d4c3644d7c775432e3dadb13610ab9c763ff83d276a81e0e636186c7843572a0eca136023ce463289b1b1c9b9a2358dc9ed22863cb5f095d6fbefd5a0

    • SSDEEP

      6144:USfEKbx3TV/z16Mt3w7bnOaIaWjoWzYAOxjpW:UScKl5zu7bnjImwYAOxjpW

    • Modifies WinLogon for persistence

    • Ramnit

      Ramnit is a versatile family that holds viruses, worms, and Trojans.

    • UAC bypass

    • 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.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Defense Evasion

Modify Registry

4
T1112

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Tasks