Analysis

  • max time kernel
    91s
  • 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
    23-11-2024 19:27

General

  • Target

    09fca48a501564e11093038f0149bade77c3702b16dabc726ba2d9cc724c8e15.exe

  • Size

    324KB

  • MD5

    899bbfec27cf2d9298f32bfecdfef69a

  • SHA1

    ce6de4133140d76f5a38e00c41b96b6ed10bfe0c

  • SHA256

    09fca48a501564e11093038f0149bade77c3702b16dabc726ba2d9cc724c8e15

  • SHA512

    a0d1f6ba27059858bb8b5f72710b451d9880622015b04e65369961d38546d76c0b7f2b8a0d406644808a3dfe7b6ec4cea094b7cb57e54b6ffaf5987db9ee83e2

  • SSDEEP

    6144:Mt6YpaPcJgzd5IF6rfBBcVPINRFYpfZvT6zAWq6JMf3us8ws:Mpqnp5IFy5BcVPINRFYpfZvTmAWqeMfe

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

http://f/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Signatures

  • Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 16 IoCs
  • Berbew

    Berbew is a backdoor written in C++.

  • Berbew family
  • Executes dropped EXE 8 IoCs
  • Drops file in System32 directory 24 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

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

  • Modifies registry class 27 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\09fca48a501564e11093038f0149bade77c3702b16dabc726ba2d9cc724c8e15.exe
    "C:\Users\Admin\AppData\Local\Temp\09fca48a501564e11093038f0149bade77c3702b16dabc726ba2d9cc724c8e15.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:1352
    • C:\Windows\SysWOW64\Cmqmma32.exe
      C:\Windows\system32\Cmqmma32.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:1688
      • C:\Windows\SysWOW64\Dopigd32.exe
        C:\Windows\system32\Dopigd32.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:1476
        • C:\Windows\SysWOW64\Dobfld32.exe
          C:\Windows\system32\Dobfld32.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:4056
          • C:\Windows\SysWOW64\Delnin32.exe
            C:\Windows\system32\Delnin32.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:4080
            • C:\Windows\SysWOW64\Dhkjej32.exe
              C:\Windows\system32\Dhkjej32.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:1412
              • C:\Windows\SysWOW64\Dhmgki32.exe
                C:\Windows\system32\Dhmgki32.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:4112
                • C:\Windows\SysWOW64\Dddhpjof.exe
                  C:\Windows\system32\Dddhpjof.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:2972
                  • C:\Windows\SysWOW64\Dmllipeg.exe
                    C:\Windows\system32\Dmllipeg.exe
                    9⤵
                    • Executes dropped EXE
                    • System Location Discovery: System Language Discovery
                    PID:1672
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 1672 -s 408
                      10⤵
                      • Program crash
                      PID:2608
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1672 -ip 1672
    1⤵
      PID:3016

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\SysWOW64\Cmqmma32.exe

      Filesize

      324KB

      MD5

      3ce764920029a8d78b99ef4d8200d473

      SHA1

      3e9fa3a2664c1fbdf93df9426c7d54ce6d8c6e05

      SHA256

      d3f0a75cd911bb507c955b7a6c7b2e54ce6720acaf7a9895e590272b16a59feb

      SHA512

      824692c8d6f13177f62261b755cb6f262c3b595dfa81d48e136e57f6ef71e95276c3a1cd3f6c34b767e5f5cdef715bbaeed62dd79c2a32a2db3d8e99f9490c01

    • C:\Windows\SysWOW64\Dddhpjof.exe

      Filesize

      324KB

      MD5

      05d3edbec2381ad0ef75e1cb06b07bf9

      SHA1

      b9cce03198f5cf56f08312e760d0721146030341

      SHA256

      caf5f677e8c8129e1fb3765ab9b05cd076a8583e4e7cd5f1a6758a18527971cb

      SHA512

      92bb1b7cdab22c084f9b0885c0a0dc1c7c1fc5f6603049a7348d0aace876411de6d18c1d2f4f9e5aabb994e2c5e4892190aa3b24f283fc615093d116f7d79083

    • C:\Windows\SysWOW64\Delnin32.exe

      Filesize

      324KB

      MD5

      ad01f53d44144481ba7a7c2a44da38c9

      SHA1

      1912886aab2fab32163a97ef11d863a80c5e3e70

      SHA256

      9035a6d43f943e516c6c5ae9a035aa85e07fd041a032606a4119b5e1deb8504c

      SHA512

      39489e95e3183f92efcbab69aa371f458f0e84300bfa4a8ef3b12ca2010b35eb4a271a4c9bdcc212e3f725942d6e7c705835f89fc5e93d925f496db2f07605ef

    • C:\Windows\SysWOW64\Dhkjej32.exe

      Filesize

      324KB

      MD5

      8b81abb4b162cc31a0105f404797cd29

      SHA1

      d377d46b65e39a2e2338d657bddaf3bfc5b9c73f

      SHA256

      9f8eafa6d9a6ff485b20a68d752ca9ab727b5cf1f087f20ca75c64163b89b6e5

      SHA512

      828337e305dca3871e1cb57828e53b06e75c250103add2a403defef7428dfdadce0fed093fb47a5c3ba923a506386be8e218b3694859298933cf0b740d76de4a

    • C:\Windows\SysWOW64\Dhmgki32.exe

      Filesize

      324KB

      MD5

      8a0ae671f76e0f6e6881524b05bada2d

      SHA1

      b40e7679c718a7f7f7f748dc7b48eae580d53781

      SHA256

      cbe5861d7460c16b8a04ee98a1814120be239fe627e8f737b9ffaefa7a591e81

      SHA512

      5d5dabc9b7dbac0c907049cb8d48434c88039883d881624db6e39695037bbf00194a4cddbabdd288313f08211f537ed44259cca275fcab69515e81a234baa751

    • C:\Windows\SysWOW64\Dmllipeg.exe

      Filesize

      324KB

      MD5

      fa36332455a2e05f06421b60a1316247

      SHA1

      6231f798829cc69fa551c42dd267b8b796e2b2c7

      SHA256

      44e962840faeb387a7e03737fbeb6ab59f38ab639d8bf446813f9ca4ab0872e3

      SHA512

      0aaae1f42954e38069b34935ef5d4324365e3ae34674800deef395c7b093144dea1ae2fecb73f3e53fa5453722718664d5028b429e3737c702107f342319891d

    • C:\Windows\SysWOW64\Dobfld32.exe

      Filesize

      324KB

      MD5

      7829ba94eaccf7f8bc18cad4c231d063

      SHA1

      936c7534e5b73a1b95467cd3f8679983d99f3cfa

      SHA256

      f4fed4726b59a76f74327a88f46c2271d1eed77e506660064b1d029cd42d2c50

      SHA512

      619ab98c65224e079d64a667a9923da4b312371c14d3bebeddd81ce6d52185519f2a2d1ea92e13ecc68890e064b8093384672dddfb633fc2fd9b914c17700118

    • C:\Windows\SysWOW64\Dopigd32.exe

      Filesize

      324KB

      MD5

      d1856fdad9fc6508d3a60d27159156b2

      SHA1

      33204319780be7248b9f6289172f01d0b18a10c7

      SHA256

      1131c65fc215abd447a61e4456b7289276f3bab5e6c4d38eae22bde0bf19ff9e

      SHA512

      3c91e2da3c0db6316da18528acd69bbcccd1e5c4fa63634836275ae9e967da69281439827fa60d19cd1139892f08db2c18dd45533776091f5d6906de17d7459f

    • C:\Windows\SysWOW64\Jbpbca32.dll

      Filesize

      7KB

      MD5

      8c0533226ac3e76774c3738db48cb9b1

      SHA1

      d25c7106ada76e283b7e2142a4aef56331382465

      SHA256

      120498ef0eb50dafe3123bdf3349a87b3dcb8c7e9cdbd97f3a288f05d39bfb3b

      SHA512

      d7fb4494e31be90b75fa132118f925d6aa124f17479ceeefabe432ce04519bffce90c4f92dabd0a680959b391b91cc0c147a732912a70fa2ff18eae483550f7d

    • memory/1352-81-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/1352-0-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/1412-39-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/1412-72-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/1476-77-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/1476-16-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/1672-64-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/1672-67-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/1688-79-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/1688-7-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/2972-55-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/2972-68-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/4056-23-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/4056-75-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/4080-36-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/4112-47-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/4112-70-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB