Resubmissions

03-06-2024 01:47

240603-b7t7dsgc35 10

General

  • Target

    902985d25a3a47bafe3e30d6feada3d7_JaffaCakes118

  • Size

    246KB

  • Sample

    240603-b7t7dsgc35

  • MD5

    902985d25a3a47bafe3e30d6feada3d7

  • SHA1

    c075bba53188ec6d11f1ca3b1f8cbae4893f6801

  • SHA256

    713bf00309fc31dcae6d0bf9fa75ad659299701a2ca9b5dd8f6b6f048fa057e4

  • SHA512

    60a57930249b5b89650676c0d8950c8cad43a487ff3aee8ba01e0e0d5856fe46865b324525e8e5c5faf627be8a057d02df14a25420558b1bc2f28f3440bbfa87

  • SSDEEP

    6144:H3N7ORvl3p1TT+UogjT+P8pAhmOT8HbWYStr15qCePoofg2pum:XB23p4gXtpAhaHitr15Xm/Npn

Malware Config

Targets

    • Target

      902985d25a3a47bafe3e30d6feada3d7_JaffaCakes118

    • Size

      246KB

    • MD5

      902985d25a3a47bafe3e30d6feada3d7

    • SHA1

      c075bba53188ec6d11f1ca3b1f8cbae4893f6801

    • SHA256

      713bf00309fc31dcae6d0bf9fa75ad659299701a2ca9b5dd8f6b6f048fa057e4

    • SHA512

      60a57930249b5b89650676c0d8950c8cad43a487ff3aee8ba01e0e0d5856fe46865b324525e8e5c5faf627be8a057d02df14a25420558b1bc2f28f3440bbfa87

    • SSDEEP

      6144:H3N7ORvl3p1TT+UogjT+P8pAhmOT8HbWYStr15qCePoofg2pum:XB23p4gXtpAhaHitr15Xm/Npn

    • ModiLoader, DBatLoader

      ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Checks for common network interception software

      Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VirtualBox drivers on disk

    • ModiLoader Second Stage

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

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

    • Deletes itself

    • Drops startup file

    • Adds Run key to start application

    • Maps connected drives based on registry

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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Virtualization/Sandbox Evasion

3
T1497

Modify Registry

2
T1112

Discovery

Software Discovery

1
T1518

Query Registry

4
T1012

Virtualization/Sandbox Evasion

3
T1497

File and Directory Discovery

1
T1083

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Tasks