Analysis

  • max time kernel
    96s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/11/2024, 01:04

General

  • Target
    9eb4a149321b5ea49a7d8707175697fbc9b37e498cdafa357140c4bb7f444e60.exe
  • Size 872KB
  • Sample241110-bfazfavpgw
  • SHA256 9eb4a149321b5ea49a7d8707175697fbc9b37e498cdafa357140c4bb7f444e60
  • 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 20 IoCs
  • Berbew

    Berbew is a backdoor written in C++.

  • Berbew family
  • Executes dropped EXE 10 IoCs
  • Drops file in System32 directory 30 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

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

  • Modifies registry class 33 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9eb4a149321b5ea49a7d8707175697fbc9b37e498cdafa357140c4bb7f444e60.exe
    "C:\Users\Admin\AppData\Local\Temp\9eb4a149321b5ea49a7d8707175697fbc9b37e498cdafa357140c4bb7f444e60.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:1428
    • C:\Windows\SysWOW64\Cjpckf32.exe
      C:\Windows\system32\Cjpckf32.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:1828
      • C:\Windows\SysWOW64\Cmnpgb32.exe
        C:\Windows\system32\Cmnpgb32.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:2484
        • C:\Windows\SysWOW64\Cjbpaf32.exe
          C:\Windows\system32\Cjbpaf32.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:4964
          • C:\Windows\SysWOW64\Dhfajjoj.exe
            C:\Windows\system32\Dhfajjoj.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:4928
            • C:\Windows\SysWOW64\Dejacond.exe
              C:\Windows\system32\Dejacond.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:4580
              • C:\Windows\SysWOW64\Ddonekbl.exe
                C:\Windows\system32\Ddonekbl.exe
                7⤵
                • 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:2060
                • C:\Windows\SysWOW64\Dfnjafap.exe
                  C:\Windows\system32\Dfnjafap.exe
                  8⤵
                  • 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:3836
                  • C:\Windows\SysWOW64\Dhmgki32.exe
                    C:\Windows\system32\Dhmgki32.exe
                    9⤵
                    • 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:804
                    • C:\Windows\SysWOW64\Dknpmdfc.exe
                      C:\Windows\system32\Dknpmdfc.exe
                      10⤵
                      • 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:3676
                      • C:\Windows\SysWOW64\Dmllipeg.exe
                        C:\Windows\system32\Dmllipeg.exe
                        11⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3116
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 3116 -s 396
                          12⤵
                          • Program crash
                          PID:4440
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3116 -ip 3116
    1⤵
      PID:4680

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          Cjbpaf32.exe

          • Path C:\Windows\SysWOW64\Cjbpaf32.exe
          • Size 872KB
          • SHA256 86f4648e3ad7367875b070618f99c5796f4c7aed3187b5ae479aced1eaa8e1a8
          • MD5 SHA1 SHA512 SSDEEP

          Cjpckf32.exe

          • Path C:\Windows\SysWOW64\Cjpckf32.exe
          • Size 872KB
          • SHA256 db628b54a00fe778912e20b782533d36b7b5bcb36c9356f4ce0296990c8cfd1f
          • MD5 SHA1 SHA512 SSDEEP

          Cmnpgb32.exe

          • Path C:\Windows\SysWOW64\Cmnpgb32.exe
          • Size 872KB
          • SHA256 5be20caa50de0b82aeebd25c5482b0192bcdc6db55ea0b0c4a23c5ef054cb5c9
          • MD5 SHA1 SHA512 SSDEEP

          Ddonekbl.exe

          • Path C:\Windows\SysWOW64\Ddonekbl.exe
          • Size 872KB
          • SHA256 5f0845d62c47e447837ccdcfb971e4ea3664f0fd56ae5db31de86815e64cc597
          • MD5 SHA1 SHA512 SSDEEP

          Dejacond.exe

          • Path C:\Windows\SysWOW64\Dejacond.exe
          • Size 872KB
          • SHA256 645f10af7a6412f9c2b7db8cedcaf102e61e903bf8837347c067b124e7d7cb10
          • MD5 SHA1 SHA512 SSDEEP

          Dfnjafap.exe

          • Path C:\Windows\SysWOW64\Dfnjafap.exe
          • Size 872KB
          • SHA256 96ea1ad0a345ea40f686e9c73e45e7f5d01d6a511f2f65a868b0e319b8be2c4d
          • MD5 SHA1 SHA512 SSDEEP

          Dhfajjoj.exe

          • Path C:\Windows\SysWOW64\Dhfajjoj.exe
          • Size 872KB
          • SHA256 1ba49d67128b0877c60ce3ab4948f578ea35f9727208dcc2c80b3f0e97ed9ae3
          • MD5 SHA1 SHA512 SSDEEP

          Dhmgki32.exe

          • Path C:\Windows\SysWOW64\Dhmgki32.exe
          • Size 872KB
          • SHA256 fd77e6f0c4dda1102e8d2530e709dd4f480695df07f5e7288a7b99ccd42ba190
          • MD5 SHA1 SHA512 SSDEEP

          Dknpmdfc.exe

          • Path C:\Windows\SysWOW64\Dknpmdfc.exe
          • Size 872KB
          • SHA256 19f9cbd5ca440147aa464debfba7c97b55eca24b6d7887165d0866309b6b8f77
          • MD5 SHA1 SHA512 SSDEEP

          Dmllipeg.exe

          • Path C:\Windows\SysWOW64\Dmllipeg.exe
          • Size 872KB
          • SHA256 d86625df6c92abd1def9fef79f2fca39c8d6d5a11ce1c40cb24c3a84773b263e
          • MD5 SHA1 SHA512 SSDEEP

          memory/804-64-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/804-86-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/1428-1-0x0000000000431000-0x0000000000432000-memory.dmp

          memory/1428-0-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/1428-101-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/1828-9-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/1828-100-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/2060-49-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/2060-90-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/2484-98-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/2484-16-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/3116-81-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/3676-84-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/3676-72-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/3836-88-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/3836-56-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/4580-92-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/4580-41-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/4928-32-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/4928-94-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/4964-96-0x0000000000400000-0x0000000000433000-memory.dmp

          memory/4964-24-0x0000000000400000-0x0000000000433000-memory.dmp