Analysis

  • max time kernel
    140s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    24-06-2024 08:01

General

  • Target

    0754d61449d4f3fcfb69b0689b3e86bb_JaffaCakes118.dll

  • Size

    784KB

  • MD5

    0754d61449d4f3fcfb69b0689b3e86bb

  • SHA1

    3593ce27a49b18ab08be91c39be9400dac06a523

  • SHA256

    42ccbdf9c7a08110c9940657d2d0748746c8639d61b7320dc830f70b79948c51

  • SHA512

    3b3ec3c07d6bfafc163844e0877a5dc447d27c94be6ce5275715292b82d8d21df9940b012387deb6ba46046cfb958da9cde6bf09013b66df96a99ecf5684a206

  • SSDEEP

    12288:MH2ijy7t9KVRxsYFPRSo5XkBCLu+PY1iqTrGaFhnt/vqqBhfN4MOFNkSr:MH2wgt9eDpSxP1iqTzVSqBT5OFx

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
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\0754d61449d4f3fcfb69b0689b3e86bb_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1176
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\0754d61449d4f3fcfb69b0689b3e86bb_JaffaCakes118.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Checks whether UAC is enabled
      PID:1768

Network

MITRE ATT&CK Matrix ATT&CK v13

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1768-1-0x0000000074C90000-0x0000000074DAE000-memory.dmp
    Filesize

    1.1MB

  • memory/1768-2-0x0000000074D52000-0x0000000074D56000-memory.dmp
    Filesize

    16KB

  • memory/1768-3-0x0000000074C90000-0x0000000074DAE000-memory.dmp
    Filesize

    1.1MB

  • memory/1768-4-0x0000000074C90000-0x0000000074DAE000-memory.dmp
    Filesize

    1.1MB