Analysis

  • max time kernel
    27s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09/11/2024, 15:35

General

  • Target

    676f09eb451285753e8504adff6895d1ccdafd74721a34bd2e400ce8350c1d89N.exe

  • Size

    89KB

  • MD5

    e521d58d6d0626ad3b2e2c9dd1a6fb70

  • SHA1

    b295cc3b2aec3493689590a5e002a2858058cb12

  • SHA256

    676f09eb451285753e8504adff6895d1ccdafd74721a34bd2e400ce8350c1d89

  • SHA512

    747140a30f31dcb1f3b2856f0e03a3f14b87bfd030169061e2c862312bcd5aeb5c50f2505ebd1e67f51f2da6d3512bc2ef0fc2a6a02ae7b1dd651dddcba59251

  • SSDEEP

    1536:NkYT9ikLoSh6AX6ZM27qWluAI9ph2jlbRs4Cl9RQaeR+KRFR3RzR1URJrCiuiNjH:NkWimoSmZM2q9y9sebjb5ZXUf2iuOj2s

Malware Config

Signatures

  • Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 6 IoCs
  • Berbew

    Berbew is a backdoor written in C++.

  • Berbew family
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 10 IoCs
  • Drops file in System32 directory 9 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Modifies registry class 12 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\676f09eb451285753e8504adff6895d1ccdafd74721a34bd2e400ce8350c1d89N.exe
    "C:\Users\Admin\AppData\Local\Temp\676f09eb451285753e8504adff6895d1ccdafd74721a34bd2e400ce8350c1d89N.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:2728
    • C:\Windows\SysWOW64\Nodgel32.exe
      C:\Windows\system32\Nodgel32.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:2820
      • C:\Windows\SysWOW64\Niikceid.exe
        C:\Windows\system32\Niikceid.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:2596
        • C:\Windows\SysWOW64\Nlhgoqhh.exe
          C:\Windows\system32\Nlhgoqhh.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2568
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2568 -s 140
            5⤵
            • Loads dropped DLL
            • Program crash
            PID:324

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\Nodgel32.exe

    Filesize

    89KB

    MD5

    02a76abbb59cd74958ce667801e68518

    SHA1

    8489a6beabba9a8cb1bb1015164f893a7f435b18

    SHA256

    484cd84081936b8f5eabb1dbeb7541996313a528bcf419f2a9e7f1f401f00ddc

    SHA512

    d6181b2117c56b7101cc7c134ad95806a0362dd8475c560970202dad3bb000e56e73d3e8c8bd96cffd87a6a49961a28a960218df6ec5537df920205d0cdb6b1c

  • \Windows\SysWOW64\Niikceid.exe

    Filesize

    89KB

    MD5

    2405d22365134f178def6d81bb54a317

    SHA1

    c1513f111977f883685119fe31f485df3e7aa453

    SHA256

    786015246772bd0fd62803c7c3cf92705d16973ba8db478a68f9948472c9b49c

    SHA512

    765ae0b30b3daa1f3b7710b411c87371d6f594c2f1a3df9e68a53af10d6e675a310ced2e4b48bc00b46e2fbeb78f8d4aed23951095adcda0ea1c101173c70867

  • \Windows\SysWOW64\Nlhgoqhh.exe

    Filesize

    89KB

    MD5

    130530819e2c271ce9c47d6b1f511fc1

    SHA1

    7735a237b9bbe064a6d27166ec9b06444d5c8153

    SHA256

    931cf6b0dc6f01a45bb7a802e15e508a2289431deadaf4979c439709f999a24a

    SHA512

    e6b42731aec3631e3959fc4a5f189c9e88c0e1ab5749ecca0be18917d13cad65fed51c2d7cbdfea5d94d68cade12f90e41e4bf40f5905916752e8326231882e9

  • memory/2568-47-0x0000000000400000-0x0000000000441000-memory.dmp

    Filesize

    260KB

  • memory/2596-26-0x0000000000400000-0x0000000000441000-memory.dmp

    Filesize

    260KB

  • memory/2596-38-0x0000000000250000-0x0000000000291000-memory.dmp

    Filesize

    260KB

  • memory/2596-46-0x0000000000400000-0x0000000000441000-memory.dmp

    Filesize

    260KB

  • memory/2728-0-0x0000000000400000-0x0000000000441000-memory.dmp

    Filesize

    260KB

  • memory/2728-12-0x00000000002D0000-0x0000000000311000-memory.dmp

    Filesize

    260KB

  • memory/2728-11-0x00000000002D0000-0x0000000000311000-memory.dmp

    Filesize

    260KB

  • memory/2728-44-0x0000000000400000-0x0000000000441000-memory.dmp

    Filesize

    260KB

  • memory/2820-45-0x0000000000400000-0x0000000000441000-memory.dmp

    Filesize

    260KB