Analysis

  • max time kernel
    150s
  • max time network
    112s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    26-07-2021 20:52

General

  • Target

    d0a9777d063838dbf9d566a8ae327c4e.dll

  • Size

    173KB

  • MD5

    d0a9777d063838dbf9d566a8ae327c4e

  • SHA1

    6f92815c9209e5d1e1bc1100b5f6c59502ab32d8

  • SHA256

    cbe76441844bd0b28afb2b183f52ef3bec4c2a4b26884219049ba2618a823989

  • SHA512

    174082c78d9ea76724cee9736a07400e3cb24b1d4ba0d6f4e4e4ab2b89043633af5f67cb853edd6af33f894149c66787a4eecf69dfe35abea50c1b283fdceefb

Malware Config

Extracted

Family

dridex

Botnet

22202

C2

45.79.33.48:443

139.162.202.74:5007

68.183.216.174:7443

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\d0a9777d063838dbf9d566a8ae327c4e.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:632
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\d0a9777d063838dbf9d566a8ae327c4e.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:1540

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1540-114-0x0000000000000000-mapping.dmp
  • memory/1540-115-0x0000000073FB0000-0x0000000073FE0000-memory.dmp
    Filesize

    192KB

  • memory/1540-117-0x00000000006E0000-0x00000000006E6000-memory.dmp
    Filesize

    24KB