Analysis

  • max time kernel
    18s
  • max time network
    113s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    22-06-2021 04:41

General

  • Target

    62ca4ab7c610291be43b5dff62fd955bab3e06f97227334948cc04ab0b2ac9d6.dll

  • Size

    162KB

  • MD5

    152b1b9e299b5cbe8ecaa229c5f1ca65

  • SHA1

    123902177e6db577853d52feef081efe8397be23

  • SHA256

    62ca4ab7c610291be43b5dff62fd955bab3e06f97227334948cc04ab0b2ac9d6

  • SHA512

    8e19b7a5b3688665aed2c7e55b6abaca961269e68e4db3fc6e249068fb8d54440cd6ada4a4bd5d851958f9b75b05513584aab68db035d4d1a74fd0ce5c097859

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\62ca4ab7c610291be43b5dff62fd955bab3e06f97227334948cc04ab0b2ac9d6.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4092
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\62ca4ab7c610291be43b5dff62fd955bab3e06f97227334948cc04ab0b2ac9d6.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:1828

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1828-115-0x0000000073660000-0x000000007368E000-memory.dmp

    Filesize

    184KB

  • memory/1828-117-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

    Filesize

    24KB