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Analysis

  • max time kernel
    140s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    01/08/2024, 10:58

General

  • Target

    8040027d3b0d5643837366b46e114e47_JaffaCakes118.dll

  • Size

    784KB

  • MD5

    8040027d3b0d5643837366b46e114e47

  • SHA1

    4f1daa28ca0d3cc0bb9044c2a225df33b9bf80eb

  • SHA256

    582f062af319c7e2f23be49d321125334f497b9eebe9ac997bbd00d883020e68

  • SHA512

    dd8b58a1702d831f20a868675d202d70de17f97352889274de0b7c7936a75ca57a1f39d68b7fbe28a23b5c8997552f6c5f95265efe5f52c96e499c7110e46537

  • SSDEEP

    12288:jH2Bjy7t9KVRxsYFPRSo5XkBCLu+PY1iqTrGaFhnt/vqqBhf94MOFNkSr:jH2Jgt9eDpSxP1iqTzVSqBr5OFx

Malware Config

Extracted

Family

dridex

Botnet

10444

C2

209.20.87.138:443

198.1.115.153:8172

151.236.29.248:6516

rc4.plain
rc4.plain

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Blocklisted process makes network request 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\8040027d3b0d5643837366b46e114e47_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2476
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\8040027d3b0d5643837366b46e114e47_JaffaCakes118.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Checks whether UAC is enabled
      • System Location Discovery: System Language Discovery
      PID:2384

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2384-0-0x0000000075010000-0x000000007512E000-memory.dmp

    Filesize

    1.1MB

  • memory/2384-4-0x0000000075010000-0x000000007512E000-memory.dmp

    Filesize

    1.1MB

  • memory/2384-3-0x00000000750D2000-0x00000000750D6000-memory.dmp

    Filesize

    16KB

  • memory/2384-5-0x0000000075010000-0x000000007512E000-memory.dmp

    Filesize

    1.1MB