Analysis

  • max time kernel
    18s
  • max time network
    115s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    25-06-2021 07:27

General

  • Target

    006681b1b4f6979254f1425065e602328fc190099b6079feba77d9cdebb6abad.dll

  • Size

    160KB

  • MD5

    451066ba8980bfb8a2843343bf05a7f0

  • SHA1

    49f00b4ff3596e8bcf78e189488366550f35cc6d

  • SHA256

    006681b1b4f6979254f1425065e602328fc190099b6079feba77d9cdebb6abad

  • SHA512

    80dc1e60a7e25ab2ccdcda5214f1917b54cfbfefa65519e45e4563bab4fb550e4efcff9fca393071b760bb3d0fb20083785c0e0edba951c57a85fe7e8965f61f

Malware Config

Extracted

Family

dridex

Botnet

40111

C2

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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\006681b1b4f6979254f1425065e602328fc190099b6079feba77d9cdebb6abad.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3176
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\006681b1b4f6979254f1425065e602328fc190099b6079feba77d9cdebb6abad.dll,#1
      2⤵
      • Checks whether UAC is enabled
      PID:772

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/772-114-0x0000000000000000-mapping.dmp
  • memory/772-115-0x0000000073BF0000-0x0000000073C1E000-memory.dmp
    Filesize

    184KB

  • memory/772-117-0x0000000000BE0000-0x0000000000BE6000-memory.dmp
    Filesize

    24KB