Analysis

  • max time kernel
    35s
  • max time network
    93s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    29-03-2021 15:56

General

  • Target

    ae348b3372c25ec4df962239f1dedc15f750d8021e12fcc8f918623b0af6fd75.dll

  • Size

    368KB

  • MD5

    f16549beb46741a7ab052173af4c620d

  • SHA1

    b117adde9c307494d83f6e76dacefedee1f73380

  • SHA256

    ae348b3372c25ec4df962239f1dedc15f750d8021e12fcc8f918623b0af6fd75

  • SHA512

    38b5a9852d0895ee8d4df64b3b1824e3accf0458b2eb28a8f162437de30b903fca5ec66627e35b5ade116833b96b99761bb4a8e216e53417a0bcf5a3d809e973

Malware Config

Extracted

Family

dridex

Botnet

10444

C2

210.65.244.176:443

37.34.58.210:6601

77.220.64.141:5037

rc4.plain
rc4.plain

Signatures

  • Dridex

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

  • Dridex Loader 2 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ae348b3372c25ec4df962239f1dedc15f750d8021e12fcc8f918623b0af6fd75.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1904
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\ae348b3372c25ec4df962239f1dedc15f750d8021e12fcc8f918623b0af6fd75.dll
      2⤵
        PID:1172

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1172-3-0x0000000000000000-mapping.dmp
    • memory/1172-4-0x0000000075781000-0x0000000075783000-memory.dmp
      Filesize

      8KB

    • memory/1172-5-0x0000000074000000-0x000000007403D000-memory.dmp
      Filesize

      244KB

    • memory/1172-6-0x0000000074000000-0x000000007403D000-memory.dmp
      Filesize

      244KB

    • memory/1172-7-0x00000000001B0000-0x00000000001B1000-memory.dmp
      Filesize

      4KB

    • memory/1720-8-0x000007FEF6080000-0x000007FEF62FA000-memory.dmp
      Filesize

      2.5MB

    • memory/1904-2-0x000007FEFBA71000-0x000007FEFBA73000-memory.dmp
      Filesize

      8KB