Analysis

  • max time kernel
    19s
  • max time network
    112s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    22-06-2021 11:39

General

  • Target

    0f29a51cc682e74f646b186756a35e72cda2d1f9612f89d75740217d84106a86.dll

  • Size

    162KB

  • MD5

    4f8e9d9234174fda8b459cbcd9d09b36

  • SHA1

    075fd7644f0fe615a6272d5cb5956269a9bb765a

  • SHA256

    0f29a51cc682e74f646b186756a35e72cda2d1f9612f89d75740217d84106a86

  • SHA512

    d38b740b683e636eb6b9b8486218f02af372768d54fa4343b911b944230e72f03690674ba485f637d6975aa2d2dd874f5425c226574327fb2f0df41ce8aacbd2

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\0f29a51cc682e74f646b186756a35e72cda2d1f9612f89d75740217d84106a86.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1696
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\0f29a51cc682e74f646b186756a35e72cda2d1f9612f89d75740217d84106a86.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:3996

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3996-115-0x0000000073A70000-0x0000000073A9E000-memory.dmp

    Filesize

    184KB

  • memory/3996-117-0x0000000000AF0000-0x0000000000AF6000-memory.dmp

    Filesize

    24KB