Analysis

  • max time kernel
    22s
  • max time network
    115s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    22-06-2021 03:41

General

  • Target

    e937a97c5378b0328863623e15530e56cdbcc34f15ca6e1fadb424444b11024e.dll

  • Size

    162KB

  • MD5

    7ebe0c90fc0518d9ba465a9bae667411

  • SHA1

    033247741f8daa191e2065345f6ebe614fd43089

  • SHA256

    e937a97c5378b0328863623e15530e56cdbcc34f15ca6e1fadb424444b11024e

  • SHA512

    df803aea80b229871462b4bd5ebf0844aac03b12257008345096ad15d3fe8b3349e3788dc48f70c43b0ce2c650568715338a2465ab611ddf7bd1653651d4d13b

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\e937a97c5378b0328863623e15530e56cdbcc34f15ca6e1fadb424444b11024e.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3152
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\e937a97c5378b0328863623e15530e56cdbcc34f15ca6e1fadb424444b11024e.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:2208

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2208-115-0x0000000073BF0000-0x0000000073C1E000-memory.dmp

    Filesize

    184KB

  • memory/2208-117-0x0000000000310000-0x0000000000316000-memory.dmp

    Filesize

    24KB