Analysis

  • max time kernel
    119s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    28/09/2024, 08:32

General

  • Target
    7e14d3cac672090384e032dbd6ef51c946f85ee4eaf824ae8aca2f0864f1432dN.exe
  • Size 76KB
  • Sample240928-kffdlayeld
  • SHA256 7e14d3cac672090384e032dbd6ef51c946f85ee4eaf824ae8aca2f0864f1432d
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • berbew

C2
  • http://crutop.nu/index.php

  • http://devx.nm.ru/index.php

  • http://ros-neftbank.ru/index.php

  • http://master-x.com/index.php

  • http://www.redline.ru/index.php

  • http://cvv.ru/index.php

  • http://hackers.lv/index.php

  • http://fethard.biz/index.php

  • http://crutop.ru/index.php

  • http://kaspersky.ru/index.php

  • http://color-bank.ru/index.php

  • http://adult-empire.com/index.php

  • http://virus-list.com/index.php

  • http://trojan.ru/index.php

  • http://xware.cjb.net/index.htm

  • http://konfiskat.org/index.htm

  • http://parex-bank.ru/index.htm

  • http://fethard.biz/index.htm

  • http://ldark.nm.ru/index.htm

  • http://gaz-prom.ru/index.htm

Signatures

  • Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 14 IoCs
  • Berbew

    Berbew is a backdoor written in C++.

  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 14 IoCs
  • Drops file in System32 directory 21 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

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

  • Modifies registry class 24 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7e14d3cac672090384e032dbd6ef51c946f85ee4eaf824ae8aca2f0864f1432dN.exe
    "C:\Users\Admin\AppData\Local\Temp\7e14d3cac672090384e032dbd6ef51c946f85ee4eaf824ae8aca2f0864f1432dN.exe"
    1⤵
    • Adds autorun key to be loaded by Explorer.exe on startup
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2212
    • C:\Windows\SysWOW64\Khnapkjg.exe
      C:\Windows\system32\Khnapkjg.exe
      2⤵
      • Adds autorun key to be loaded by Explorer.exe on startup
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2132
      • C:\Windows\SysWOW64\Kfaalh32.exe
        C:\Windows\system32\Kfaalh32.exe
        3⤵
        • Adds autorun key to be loaded by Explorer.exe on startup
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:2672
        • C:\Windows\SysWOW64\Kmkihbho.exe
          C:\Windows\system32\Kmkihbho.exe
          4⤵
          • Adds autorun key to be loaded by Explorer.exe on startup
          • Executes dropped EXE
          • Loads dropped DLL
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:2808
          • C:\Windows\SysWOW64\Kbhbai32.exe
            C:\Windows\system32\Kbhbai32.exe
            5⤵
            • Adds autorun key to be loaded by Explorer.exe on startup
            • Executes dropped EXE
            • Loads dropped DLL
            • Drops file in System32 directory
            • System Location Discovery: System Language Discovery
            • Modifies registry class
            • Suspicious use of WriteProcessMemory
            PID:2608
            • C:\Windows\SysWOW64\Kkojbf32.exe
              C:\Windows\system32\Kkojbf32.exe
              6⤵
              • Adds autorun key to be loaded by Explorer.exe on startup
              • Executes dropped EXE
              • Loads dropped DLL
              • Drops file in System32 directory
              • System Location Discovery: System Language Discovery
              • Modifies registry class
              • Suspicious use of WriteProcessMemory
              PID:2624
              • C:\Windows\SysWOW64\Lplbjm32.exe
                C:\Windows\system32\Lplbjm32.exe
                7⤵
                • Adds autorun key to be loaded by Explorer.exe on startup
                • Executes dropped EXE
                • Loads dropped DLL
                • Drops file in System32 directory
                • System Location Discovery: System Language Discovery
                • Modifies registry class
                • Suspicious use of WriteProcessMemory
                PID:3064
                • C:\Windows\SysWOW64\Lbjofi32.exe
                  C:\Windows\system32\Lbjofi32.exe
                  8⤵
                  • Executes dropped EXE
                  • System Location Discovery: System Language Discovery
                  PID:2988

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        Kfaalh32.exe

        • Path C:\Windows\SysWOW64\Kfaalh32.exe
        • Size 76KB
        • SHA256 870ebc356f972271ba97e0b86ab1aa6918ecf266a31eb6dd03c56e94f9215be3
        • MD5 SHA1 SHA512 SSDEEP

        Kbhbai32.exe

        • Path \Windows\SysWOW64\Kbhbai32.exe
        • Size 76KB
        • SHA256 ac97d5abe7d68ffa927941aa5d9e113ed78783ad6cc76dd33492a720f08f7ee4
        • MD5 SHA1 SHA512 SSDEEP

        Khnapkjg.exe

        • Path \Windows\SysWOW64\Khnapkjg.exe
        • Size 76KB
        • SHA256 b4c9db9869ca485e167fc74ed8cab56c149892835898096cff3c11a51818eb06
        • MD5 SHA1 SHA512 SSDEEP

        Kkojbf32.exe

        • Path \Windows\SysWOW64\Kkojbf32.exe
        • Size 76KB
        • SHA256 a9011447b327f210a24ccd338a92117d9da873811ae1e2c468b98de05075bc42
        • MD5 SHA1 SHA512 SSDEEP

        Kmkihbho.exe

        • Path \Windows\SysWOW64\Kmkihbho.exe
        • Size 76KB
        • SHA256 6b10bde4060b8f6335475e2826dacc146ccb6784b59d860a29177274b8792a86
        • MD5 SHA1 SHA512 SSDEEP

        Lbjofi32.exe

        • Path \Windows\SysWOW64\Lbjofi32.exe
        • Size 76KB
        • SHA256 ed47900d1e9b0f0f0da7101143ccbf02ef31725e0dea50488cb98cc2363431a1
        • MD5 SHA1 SHA512 SSDEEP

        Lplbjm32.exe

        • Path \Windows\SysWOW64\Lplbjm32.exe
        • Size 76KB
        • SHA256 e00220d9311e4a70205a43dcdc62d0090918433ed31299783ca25db8adc06d88
        • MD5 SHA1 SHA512 SSDEEP

        memory/2132-83-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2132-14-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2132-27-0x0000000000250000-0x0000000000290000-memory.dmp

        memory/2212-81-0x0000000000260000-0x00000000002A0000-memory.dmp

        memory/2212-82-0x0000000000260000-0x00000000002A0000-memory.dmp

        memory/2212-69-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2212-13-0x0000000000260000-0x00000000002A0000-memory.dmp

        memory/2212-12-0x0000000000260000-0x00000000002A0000-memory.dmp

        memory/2212-0-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2608-56-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2608-104-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2624-68-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2624-103-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2672-33-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2672-90-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2808-41-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2808-99-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2808-54-0x00000000002D0000-0x0000000000310000-memory.dmp

        memory/2988-101-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2988-102-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/3064-91-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/3064-94-0x0000000000440000-0x0000000000480000-memory.dmp