Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/11/2024, 04:18

General

  • Target
    c86206081cfe1674c740ec2850e2ce7a01147f0789862abb625ab5dd623d9d95.exe
  • Size 79KB
  • Sample241107-ew7vwsvjhs
  • SHA256 c86206081cfe1674c740ec2850e2ce7a01147f0789862abb625ab5dd623d9d95
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • berbew

C2
  • http://crutop.nu/index.php

  • http://crutop.ru/index.php

  • http://mazafaka.ru/index.php

  • http://color-bank.ru/index.php

  • http://asechka.ru/index.php

  • http://trojan.ru/index.php

  • http://fuck.ru/index.php

  • http://goldensand.ru/index.php

  • http://filesearch.ru/index.php

  • http://devx.nm.ru/index.php

  • http://ros-neftbank.ru/index.php

  • http://lovingod.host.sk/index.php

  • http://www.redline.ru/index.php

  • http://cvv.ru/index.php

  • http://hackers.lv/index.php

  • http://fethard.biz/index.php

  • http://ldark.nm.ru/index.htm

  • http://gaz-prom.ru/index.htm

  • http://promo.ru/index.htm

  • http://potleaf.chat.ru/index.htm

Signatures

  • Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 12 IoCs
  • Berbew

    Berbew is a backdoor written in C++.

  • Berbew family
  • Executes dropped EXE 6 IoCs
  • Drops file in System32 directory 18 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Modifies registry class 21 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c86206081cfe1674c740ec2850e2ce7a01147f0789862abb625ab5dd623d9d95.exe
    "C:\Users\Admin\AppData\Local\Temp\c86206081cfe1674c740ec2850e2ce7a01147f0789862abb625ab5dd623d9d95.exe"
    1⤵
    • Adds autorun key to be loaded by Explorer.exe on startup
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4020
    • C:\Windows\SysWOW64\Dhmgki32.exe
      C:\Windows\system32\Dhmgki32.exe
      2⤵
      • Adds autorun key to be loaded by Explorer.exe on startup
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:4960
      • C:\Windows\SysWOW64\Dmjocp32.exe
        C:\Windows\system32\Dmjocp32.exe
        3⤵
        • Adds autorun key to be loaded by Explorer.exe on startup
        • Executes dropped EXE
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:2656
        • C:\Windows\SysWOW64\Daekdooc.exe
          C:\Windows\system32\Daekdooc.exe
          4⤵
          • Adds autorun key to be loaded by Explorer.exe on startup
          • Executes dropped EXE
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:2256
          • C:\Windows\SysWOW64\Dddhpjof.exe
            C:\Windows\system32\Dddhpjof.exe
            5⤵
            • Adds autorun key to be loaded by Explorer.exe on startup
            • Executes dropped EXE
            • Drops file in System32 directory
            • System Location Discovery: System Language Discovery
            • Modifies registry class
            • Suspicious use of WriteProcessMemory
            PID:2592
            • C:\Windows\SysWOW64\Dknpmdfc.exe
              C:\Windows\system32\Dknpmdfc.exe
              6⤵
              • Adds autorun key to be loaded by Explorer.exe on startup
              • Executes dropped EXE
              • Drops file in System32 directory
              • System Location Discovery: System Language Discovery
              • Modifies registry class
              • Suspicious use of WriteProcessMemory
              PID:4236
              • C:\Windows\SysWOW64\Dmllipeg.exe
                C:\Windows\system32\Dmllipeg.exe
                7⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                PID:4884
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 4884 -s 396
                  8⤵
                  • Program crash
                  PID:3980
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4884 -ip 4884
    1⤵
      PID:5064

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          Daekdooc.exe

          • Path C:\Windows\SysWOW64\Daekdooc.exe
          • Size 79KB
          • SHA256 5cd697f65bf7d77ddc9739c597c5aea34bc69caf07bd12bf9f8e6e8723acdac9
          • MD5 SHA1 SHA512 SSDEEP

          Dddhpjof.exe

          • Path C:\Windows\SysWOW64\Dddhpjof.exe
          • Size 79KB
          • SHA256 261dcb6f14dcc8c4e8930d55de86a630145f9f386d54e7804335813253180a6f
          • MD5 SHA1 SHA512 SSDEEP

          Dhmgki32.exe

          • Path C:\Windows\SysWOW64\Dhmgki32.exe
          • Size 79KB
          • SHA256 281ca71532700ca59cb47ee4f30a43e475937bec15d007419161dde80a269586
          • MD5 SHA1 SHA512 SSDEEP

          Dknpmdfc.exe

          • Path C:\Windows\SysWOW64\Dknpmdfc.exe
          • Size 79KB
          • SHA256 c057e35d20288b64c59b25752c13dcdd2dd539c9cd565fb8d8c795d20116d560
          • MD5 SHA1 SHA512 SSDEEP

          Dmjocp32.exe

          • Path C:\Windows\SysWOW64\Dmjocp32.exe
          • Size 79KB
          • SHA256 3e3c9e68a95e0517ac18ce2c81417b8771b0fb136873b5b5e0f2f4bfb4fafba7
          • MD5 SHA1 SHA512 SSDEEP

          Dmllipeg.exe

          • Path C:\Windows\SysWOW64\Dmllipeg.exe
          • Size 79KB
          • SHA256 c5ddcc99924d390537194184dd74724675c3b071af4e35d7602371bb463dcfdd
          • MD5 SHA1 SHA512 SSDEEP

          memory/2256-53-0x0000000000400000-0x0000000000441000-memory.dmp

          memory/2256-29-0x0000000000400000-0x0000000000441000-memory.dmp

          memory/2592-32-0x0000000000400000-0x0000000000441000-memory.dmp

          memory/2592-52-0x0000000000400000-0x0000000000441000-memory.dmp

          memory/2656-16-0x0000000000400000-0x0000000000441000-memory.dmp

          memory/2656-54-0x0000000000400000-0x0000000000441000-memory.dmp

          memory/4020-1-0x0000000000431000-0x0000000000432000-memory.dmp

          memory/4020-0-0x0000000000400000-0x0000000000441000-memory.dmp

          memory/4020-56-0x0000000000400000-0x0000000000441000-memory.dmp

          memory/4236-51-0x0000000000400000-0x0000000000441000-memory.dmp

          memory/4236-40-0x0000000000400000-0x0000000000441000-memory.dmp

          memory/4884-48-0x0000000000400000-0x0000000000441000-memory.dmp

          memory/4884-50-0x0000000000400000-0x0000000000441000-memory.dmp

          memory/4960-8-0x0000000000400000-0x0000000000441000-memory.dmp

          memory/4960-55-0x0000000000400000-0x0000000000441000-memory.dmp