Analysis

  • max time kernel
    27s
  • max time network
    121s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    21-06-2021 09:07

General

  • Target

    ba3093699a9f4397824cd748916d5f8ec2434cd9e47ce04660b16a2c766f410a.dll

  • Size

    158KB

  • MD5

    fde20f701eca9c5ea9f4fbd0d61a442a

  • SHA1

    dc7e96e58ce4493fcb946b3e8805bc64f0aed49a

  • SHA256

    ba3093699a9f4397824cd748916d5f8ec2434cd9e47ce04660b16a2c766f410a

  • SHA512

    277f23a15fde71f40abb349f3af772b595fe07edc1b73c4a5f5abb1603365fa1ee6f5f33f6d20ed7897424e297834f71912fb1d49754e0839d9784898204cad3

Malware Config

Extracted

Family

dridex

Botnet

40111

C2

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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\ba3093699a9f4397824cd748916d5f8ec2434cd9e47ce04660b16a2c766f410a.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:776
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba3093699a9f4397824cd748916d5f8ec2434cd9e47ce04660b16a2c766f410a.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:2240

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2240-114-0x0000000000000000-mapping.dmp
  • memory/2240-115-0x0000000074400000-0x000000007442D000-memory.dmp
    Filesize

    180KB

  • memory/2240-117-0x0000000002780000-0x0000000002786000-memory.dmp
    Filesize

    24KB