Analysis

  • max time kernel
    111s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    15-08-2024 19:52

General

  • Target

    cf6788c734ec3082f2d48d6ce248fd70N.dll

  • Size

    184KB

  • MD5

    cf6788c734ec3082f2d48d6ce248fd70

  • SHA1

    535b5a506ec3c8355e73a8535421f287ba6814e5

  • SHA256

    01e4f0be709737da6c9dc074de773a78a89292cf58816bedce7991b2e796dd24

  • SHA512

    8b4849135a2b8f7b51ab46e3d329c5c55e247f4fcf463f73b40171406eaf1e7453d391b1cba54180f6a8fc2dbdaadd9a3a162f96435f28c9a0dccf788d7d033b

  • SSDEEP

    3072:092qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTNrLA:09NSMOEpQ1Q3ODAr+V9

Malware Config

Extracted

Family

dridex

Botnet

22203

C2

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain
rc4.plain

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex Loader 2 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\cf6788c734ec3082f2d48d6ce248fd70N.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3012
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\cf6788c734ec3082f2d48d6ce248fd70N.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3060
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3060 -s 224
        3⤵
        • Program crash
        PID:2176

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3060-0-0x0000000000680000-0x0000000000686000-memory.dmp

    Filesize

    24KB

  • memory/3060-1-0x0000000074790000-0x00000000747BF000-memory.dmp

    Filesize

    188KB

  • memory/3060-2-0x0000000074790000-0x00000000747BF000-memory.dmp

    Filesize

    188KB

  • memory/3060-3-0x0000000000680000-0x0000000000686000-memory.dmp

    Filesize

    24KB