Analysis

  • max time kernel
    19s
  • max time network
    112s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    22-06-2021 06:45

General

  • Target

    11bc9d996ab7b850f862b0acb684008aaff0e90acf52c594ab9cd5a25841d06d.dll

  • Size

    162KB

  • MD5

    e9396207fc4aeba47b7957cc4ea1fe59

  • SHA1

    85233af8d0e9a519a98400491758e88d27ab533d

  • SHA256

    11bc9d996ab7b850f862b0acb684008aaff0e90acf52c594ab9cd5a25841d06d

  • SHA512

    89ee2509dfa1d2a9b4e9736cb9976b628c89ccc0fc208f2d58d2412f101c3df2d98967d4e168dec1025b380bd7d618c878e7ab8e3819bd20f6e506570b771e01

Malware Config

Extracted

Family

dridex

Botnet

40112

C2

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

rc4.plain
rc4.plain

Signatures

  • Dridex

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

  • Dridex Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\11bc9d996ab7b850f862b0acb684008aaff0e90acf52c594ab9cd5a25841d06d.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2896
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\11bc9d996ab7b850f862b0acb684008aaff0e90acf52c594ab9cd5a25841d06d.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:2228

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2228-115-0x0000000073DE0000-0x0000000073E0E000-memory.dmp

    Filesize

    184KB

  • memory/2228-117-0x00000000026D0000-0x00000000026D6000-memory.dmp

    Filesize

    24KB