Analysis

  • max time kernel
    19s
  • max time network
    111s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    22-06-2021 08:48

General

  • Target

    ce2b8a0895662f123ca268c82c9d2eeae865d17fae7aa1976f8a757777f912d9.dll

  • Size

    162KB

  • MD5

    fa717b550e19825f6c5489c1fb577816

  • SHA1

    c595f15dc2e0e5d70e555698122d38a5bf42c399

  • SHA256

    ce2b8a0895662f123ca268c82c9d2eeae865d17fae7aa1976f8a757777f912d9

  • SHA512

    a8afd19e8cc821690c2ea1d6c4235abc7fecd1b89908ec367de6d23dcf009b9e6cf406a0b724a787fc59b5150ade3700e6ec4835c1496a731b5fc20e397d02f0

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\ce2b8a0895662f123ca268c82c9d2eeae865d17fae7aa1976f8a757777f912d9.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4020
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ce2b8a0895662f123ca268c82c9d2eeae865d17fae7aa1976f8a757777f912d9.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:4052

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/4052-115-0x0000000073F20000-0x0000000073F4E000-memory.dmp

    Filesize

    184KB

  • memory/4052-117-0x00000000027F0000-0x00000000027F6000-memory.dmp

    Filesize

    24KB