Analysis

  • max time kernel
    74s
  • max time network
    74s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2024 17:13

General

  • Target

    b77c47033b141e00d799971337da996e22c03dab34e39292837f10cf5611adba.exe

  • Size

    2.8MB

  • MD5

    872174dfea3ac9ff2a3c96ac1602d7ae

  • SHA1

    61477e372556c428bb7c8ff544092b5a9a0b54fc

  • SHA256

    b77c47033b141e00d799971337da996e22c03dab34e39292837f10cf5611adba

  • SHA512

    2c665ff14870f2453c54a7a531dca88a83038380a6e7b1494b95c7a9b31424b3d87526a8fa688fa422c20c1a166f8adbd5d730a493235e5274f9ecf3745f67c3

  • SSDEEP

    12288:fqGKl6bcNQSjEgkSiP8Lr2mFE66kjlKuJ9J7tfg+LRZq01Yo:fNKl6b8JYgyP8WTGIuhZvPqA

Malware Config

Signatures

  • Blackmoon family
  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 7 IoCs
  • Executes dropped EXE 27 IoCs
  • Loads dropped DLL 30 IoCs
  • Indicator Removal: Clear Persistence 1 TTPs 4 IoCs

    Clear artifacts associated with previously established persistence like scheduletasks on a host.

  • Drops file in System32 directory 1 IoCs
  • UPX packed file 14 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Windows directory 4 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 41 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Modifies data under HKEY_USERS 24 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b77c47033b141e00d799971337da996e22c03dab34e39292837f10cf5611adba.exe
    "C:\Users\Admin\AppData\Local\Temp\b77c47033b141e00d799971337da996e22c03dab34e39292837f10cf5611adba.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1048
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ping 127.0.0.1 -n 5 & Start c:\windows\fonts\zcamvfe\fdvzwa.exe
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:2612
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 5
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:3008
      • \??\c:\windows\fonts\zcamvfe\fdvzwa.exe
        c:\windows\fonts\zcamvfe\fdvzwa.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2236
  • \??\c:\windows\fonts\zcamvfe\fdvzwa.exe
    c:\windows\fonts\zcamvfe\fdvzwa.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2920
    • C:\Windows\TEMP\7709402874463446.exe
      C:\Windows\TEMP\7709402874463446.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2844
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c schtasks /DELETE /TN dlqai /F
        3⤵
        • Indicator Removal: Clear Persistence
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1932
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /DELETE /TN dlqai /F
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2888
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c wmic /NAMESPACE:"\\root\subscription" PATH __EventFilter WHERE Name="dipyu" DELETE & wmic /NAMESPACE:"\\root\subscription" PATH CommandLineEventConsumer WHERE Name="oce" DELETE & wmic /NAMESPACE:"\\root\subscription" PATH __FilterToConsumerBinding WHERE Filter="__EventFilter.Name='dipyu'" DELETE
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3004
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic /NAMESPACE:"\\root\subscription" PATH __EventFilter WHERE Name="dipyu" DELETE
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:2712
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic /NAMESPACE:"\\root\subscription" PATH CommandLineEventConsumer WHERE Name="oce" DELETE
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:2768
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic /NAMESPACE:"\\root\subscription" PATH __FilterToConsumerBinding WHERE Filter="__EventFilter.Name='dipyu'" DELETE
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:2752
      • C:\Windows\TEMP\uin77.exe
        C:\Windows\TEMP\uin77.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1680
        • C:\Windows\TEMP\83684c80.exe
          "C:\Windows\TEMP\83684c80.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2744
      • C:\Windows\TEMP\uin77.exe
        C:\Windows\TEMP\uin77.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:680
        • C:\Windows\TEMP\8e23d6f9.exe
          "C:\Windows\TEMP\8e23d6f9.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:1424
      • C:\Windows\TEMP\uin77.exe
        C:\Windows\TEMP\uin77.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1964
        • C:\Windows\TEMP\88ee6f72.exe
          "C:\Windows\TEMP\88ee6f72.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:2016
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c schtasks /DELETE /TN dlqai /F
        3⤵
        • Indicator Removal: Clear Persistence
        • System Location Discovery: System Language Discovery
        PID:304
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /DELETE /TN dlqai /F
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1900
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c wmic /NAMESPACE:"\\root\subscription" PATH __EventFilter WHERE Name="dipyu" DELETE & wmic /NAMESPACE:"\\root\subscription" PATH CommandLineEventConsumer WHERE Name="oce" DELETE & wmic /NAMESPACE:"\\root\subscription" PATH __FilterToConsumerBinding WHERE Filter="__EventFilter.Name='dipyu'" DELETE
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1564
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic /NAMESPACE:"\\root\subscription" PATH __EventFilter WHERE Name="dipyu" DELETE
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2020
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic /NAMESPACE:"\\root\subscription" PATH CommandLineEventConsumer WHERE Name="oce" DELETE
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2980
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic /NAMESPACE:"\\root\subscription" PATH __FilterToConsumerBinding WHERE Filter="__EventFilter.Name='dipyu'" DELETE
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2376
      • C:\Windows\TEMP\uin77.exe
        C:\Windows\TEMP\uin77.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:3048
        • C:\Windows\TEMP\87245b09.exe
          "C:\Windows\TEMP\87245b09.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:2988
      • C:\Windows\TEMP\uin77.exe
        C:\Windows\TEMP\uin77.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:1568
        • C:\Windows\TEMP\876b3691.exe
          "C:\Windows\TEMP\876b3691.exe"
          4⤵
          • Executes dropped EXE
          PID:448
      • C:\Windows\TEMP\uin77.exe
        C:\Windows\TEMP\uin77.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:1896
        • C:\Windows\TEMP\8126c01a.exe
          "C:\Windows\TEMP\8126c01a.exe"
          4⤵
          • Executes dropped EXE
          PID:684
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c schtasks /DELETE /TN dlqai /F
        3⤵
        • Indicator Removal: Clear Persistence
        • System Location Discovery: System Language Discovery
        PID:1776
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /DELETE /TN dlqai /F
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1764
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c wmic /NAMESPACE:"\\root\subscription" PATH __EventFilter WHERE Name="dipyu" DELETE & wmic /NAMESPACE:"\\root\subscription" PATH CommandLineEventConsumer WHERE Name="oce" DELETE & wmic /NAMESPACE:"\\root\subscription" PATH __FilterToConsumerBinding WHERE Filter="__EventFilter.Name='dipyu'" DELETE
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1820
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic /NAMESPACE:"\\root\subscription" PATH __EventFilter WHERE Name="dipyu" DELETE
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2516
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic /NAMESPACE:"\\root\subscription" PATH CommandLineEventConsumer WHERE Name="oce" DELETE
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2332
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic /NAMESPACE:"\\root\subscription" PATH __FilterToConsumerBinding WHERE Filter="__EventFilter.Name='dipyu'" DELETE
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1536
      • C:\Windows\TEMP\uin77.exe
        C:\Windows\TEMP\uin77.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:296
        • C:\Windows\TEMP\816caba1.exe
          "C:\Windows\TEMP\816caba1.exe"
          4⤵
          • Executes dropped EXE
          PID:2064
      • C:\Windows\TEMP\uin77.exe
        C:\Windows\TEMP\uin77.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2444
        • C:\Windows\TEMP\8b27351a.exe
          "C:\Windows\TEMP\8b27351a.exe"
          4⤵
          • Executes dropped EXE
          PID:568
      • C:\Windows\TEMP\uin77.exe
        C:\Windows\TEMP\uin77.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:1452
        • C:\Windows\TEMP\85d2df93.exe
          "C:\Windows\TEMP\85d2df93.exe"
          4⤵
          • Executes dropped EXE
          PID:1888
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c schtasks /DELETE /TN eycb /F
        3⤵
        • Indicator Removal: Clear Persistence
        • System Location Discovery: System Language Discovery
        PID:1048
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /DELETE /TN eycb /F
          4⤵
          • System Location Discovery: System Language Discovery
          PID:3008
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c wmic /NAMESPACE:"\\root\subscription" PATH __EventFilter WHERE Name="vhci" DELETE & wmic /NAMESPACE:"\\root\subscription" PATH CommandLineEventConsumer WHERE Name="upgex" DELETE & wmic /NAMESPACE:"\\root\subscription" PATH __FilterToConsumerBinding WHERE Filter="__EventFilter.Name='vhci'" DELETE
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2776
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic /NAMESPACE:"\\root\subscription" PATH __EventFilter WHERE Name="vhci" DELETE
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2364
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic /NAMESPACE:"\\root\subscription" PATH CommandLineEventConsumer WHERE Name="upgex" DELETE
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2924
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic /NAMESPACE:"\\root\subscription" PATH __FilterToConsumerBinding WHERE Filter="__EventFilter.Name='vhci'" DELETE
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2820
      • C:\Windows\TEMP\uin77.exe
        C:\Windows\TEMP\uin77.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2104
        • C:\Windows\TEMP\8528ba2a.exe
          "C:\Windows\TEMP\8528ba2a.exe"
          4⤵
          • Executes dropped EXE
          PID:2696
      • C:\Windows\TEMP\uin77.exe
        C:\Windows\TEMP\uin77.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2736
        • C:\Windows\TEMP\8fd344a3.exe
          "C:\Windows\TEMP\8fd344a3.exe"
          4⤵
          • Executes dropped EXE
          PID:2708
      • C:\Windows\TEMP\uin77.exe
        C:\Windows\TEMP\uin77.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2692
        • C:\Windows\TEMP\899edd1c.exe
          "C:\Windows\TEMP\899edd1c.exe"
          4⤵
          • Executes dropped EXE
          PID:2868
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2920 -s 792
      2⤵
      • Loads dropped DLL
      • Program crash
      PID:1968

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\Temp\816caba1.exe

    Filesize

    95KB

    MD5

    27c166feb44800f499c03663e8cfa902

    SHA1

    1b09987b1287f6836aabf6af60d86c16f4060d55

    SHA256

    92ef5cb8148e9fdfb46b5729336ed0f71431b2378aa1031a66e07a9d1f3437d5

    SHA512

    88c51f0580f980387f6f9fe0ef4a7e08c80f02c8b5fb7d7582ca920d41f738cd3a691a4e038bfc645aad93ce1e0152c188d13b70251f4ba73ab43c6d3c916fa6

  • C:\Windows\Temp\83684c80.exe

    Filesize

    95KB

    MD5

    0009762b28d326191a98c2b987d70521

    SHA1

    d889f6b05c3cb1dd1b4a0bff0c98decf1b76d0b6

    SHA256

    7f4f1cedfdbc7311ed34084a85097ff2a3641545cbffc23c2c02417917f4e166

    SHA512

    0ea64bb35c4c3e13b204148ddfacf8d30beb179acc70798ad072d8a5740df07d7f70c009f886a7b7d67a6af29297717fcc683b2cd2fdc3db39275feaba711a28

  • C:\Windows\Temp\uin77.exe

    Filesize

    173KB

    MD5

    86ed969d5268a53a293fd463819f23cc

    SHA1

    f407e346d7b77304a13bd72ec0001c1ca0a38113

    SHA256

    87d003edaaad114b7ca40f9d92948d43ef9cd6adc22e2016041c3daf9c2c6656

    SHA512

    6d74b092d98c9b0ef961df7bc5a4b238258a1100a7a2beb34dff4974ba1aa0ce1ec02e498a4a3a8ed12a2ac169d6e4387ccdd6c92cade0966c3fd0f6ea8eec3a

  • \??\c:\windows\fonts\zcamvfe\fdvzwa.exe

    Filesize

    2.9MB

    MD5

    888f61cadc2a2f2598b09a02f0a32ce7

    SHA1

    67e1f471a178f26aa3420f9c4f86e2f222a5e2d1

    SHA256

    bcbffb66c698855e4bc89b0ad973f20c8822ae1f8a523e30ab2dc0a116ec1485

    SHA512

    b0682da439e7ae7da24fb1b548a60c6f0be6e497b7d275cf10de90a5e1fb0d55db2fb1c6cfc07fb9f8ee23a8803ec3a7463d830409bc1b4581d45247d5b71c54

  • \Windows\Temp\7709402874463446.exe

    Filesize

    244KB

    MD5

    de3b294b4edf797dfa8f45b33a0317b4

    SHA1

    d46f49e223655eca9a21249a60de3719fe3795e0

    SHA256

    d6d9b5fbf32d64da140ebf83495f8c3b4f28e5a336c4b7306c84e12abf7860e9

    SHA512

    1ce19d0a57a621225702b8a7b30bbd8ca482ab305d3881f5af63cd1ac712577b633955b8b95c11ed73585dbca6377859ed27a1859e369064841639a2b4035c97

  • \Windows\Temp\uin77.exe

    Filesize

    173KB

    MD5

    52ca0950a9c49b592c8caddf4d735747

    SHA1

    d9f6da64bf0e536443b3b3bbaa050003d52c2e72

    SHA256

    0445d3d7415ebe97d09b8a35cc3254041a52f53bf97924a9a2119d81be683c59

    SHA512

    79c962d6b14b9604a72cf72e3d76cc53a07a2e92ab9d9d5daef5676107de83c67fa6b3bd2543951c2a2c763ad801ff9db0f66ff10a3369e97a7b0e9d7459dd54

  • memory/1048-5-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/1048-0-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/2236-14-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/2612-9-0x0000000002420000-0x0000000002506000-memory.dmp

    Filesize

    920KB

  • memory/2844-70-0x0000000000400000-0x000000000048C000-memory.dmp

    Filesize

    560KB

  • memory/2844-24-0x0000000000400000-0x000000000048C000-memory.dmp

    Filesize

    560KB

  • memory/2844-156-0x0000000000400000-0x000000000048C000-memory.dmp

    Filesize

    560KB

  • memory/2844-47-0x0000000000400000-0x000000000048C000-memory.dmp

    Filesize

    560KB

  • memory/2920-44-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/2920-48-0x0000000001200000-0x000000000128C000-memory.dmp

    Filesize

    560KB

  • memory/2920-45-0x0000000001200000-0x000000000128C000-memory.dmp

    Filesize

    560KB

  • memory/2920-17-0x0000000001200000-0x000000000128C000-memory.dmp

    Filesize

    560KB

  • memory/2920-23-0x0000000001200000-0x000000000128C000-memory.dmp

    Filesize

    560KB

  • memory/2920-162-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB