Analysis

  • max time kernel
    22s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    29-06-2021 06:57

General

  • Target

    7c11c27733b5cae6d0329b3af28d216ebb54215fa7337ce17f1bb5aac7c5de4f.dll

  • Size

    162KB

  • MD5

    e6c9c58fde5f2cd86b4f3a714437a550

  • SHA1

    db24088490eeb9ea91abdaaa2a650fe4a84fc1c1

  • SHA256

    7c11c27733b5cae6d0329b3af28d216ebb54215fa7337ce17f1bb5aac7c5de4f

  • SHA512

    ddd04442baa12ca52976805948ef0f33c9aa3f752290986340b0d7e209ae4b11972233127ce52b6f2656ee860e1d3ae223f6248d1ececca2d49914ae6fc9c31f

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\7c11c27733b5cae6d0329b3af28d216ebb54215fa7337ce17f1bb5aac7c5de4f.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2388
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\7c11c27733b5cae6d0329b3af28d216ebb54215fa7337ce17f1bb5aac7c5de4f.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:980

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/980-114-0x0000000000000000-mapping.dmp

  • memory/980-115-0x0000000074420000-0x000000007444E000-memory.dmp

    Filesize

    184KB

  • memory/980-117-0x00000000030E0000-0x00000000030E6000-memory.dmp

    Filesize

    24KB