Analysis

  • max time kernel
    188s
  • max time network
    195s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 13:57

General

  • Target

    1d7b34e451017cab9eb200dbbd19150b13dd015193deb691027acad5ae2c3d1a.exe

  • Size

    98KB

  • MD5

    00748908d76108512f23f75a06121abe

  • SHA1

    f9337ed78937699f66ad3216765c20b270b61fbd

  • SHA256

    1d7b34e451017cab9eb200dbbd19150b13dd015193deb691027acad5ae2c3d1a

  • SHA512

    93b6a33b3fd3d9b1e741ef87b0616c311235f445a1a4eae45159e7fa389538a6879b0d9d116482281d063550bbdd388b9ecba4c78446e7f645a4d4caf1850ff8

  • SSDEEP

    3072:8Lk395hYXJxIL9ZslcFt0dAXNCJuhOP7BTmTQh5:8QqbILMlcFt0WCIIEQz

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Executes dropped EXE 4 IoCs
  • UPX packed file 8 IoCs

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

  • Loads dropped DLL 15 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 15 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1d7b34e451017cab9eb200dbbd19150b13dd015193deb691027acad5ae2c3d1a.exe
    "C:\Users\Admin\AppData\Local\Temp\1d7b34e451017cab9eb200dbbd19150b13dd015193deb691027acad5ae2c3d1a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:588
    • C:\Users\Admin\AppData\Local\Temp\kuaiboa.exe
      "C:\Users\Admin\AppData\Local\Temp\kuaiboa.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetWindowsHookEx
      PID:1400
    • C:\Users\Admin\AppData\Local\Temp\5015.exe
      "C:\Users\Admin\AppData\Local\Temp\5015.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1156
      • C:\ProgramData\DownloadSave\imopgmi.exe
        "C:\ProgramData\DownloadSave\imopgmi.exe"
        3⤵
        • Modifies WinLogon for persistence
        • Executes dropped EXE
        • Loads dropped DLL
        • Enumerates connected drives
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:360
        • C:\ProgramData\DownloadSave\ imopgmi.exe
          "C:\ProgramData\DownloadSave\ imopgmi.exe"
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1108

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\ProgramData\DownloadSave\ imopgmi.exe

    Filesize

    85KB

    MD5

    7f194b0222fb68ba977371144a8712d6

    SHA1

    1416935af16b097f771df457b31c3c91ad61273a

    SHA256

    4ee34ffd07363be307ef2ae092abc8ba36894737284755d3d9a526d349f96136

    SHA512

    22c73ec7fbd5a4348ef0694c829973e11ab2955d48f115aedaf849fba247185c75aa20208f2743d696f0a2657206a4b5f41d7fcb7e9d2be58593ab3f9ca9b448

  • C:\ProgramData\DownloadSave\ imopgmi.exe

    Filesize

    85KB

    MD5

    7f194b0222fb68ba977371144a8712d6

    SHA1

    1416935af16b097f771df457b31c3c91ad61273a

    SHA256

    4ee34ffd07363be307ef2ae092abc8ba36894737284755d3d9a526d349f96136

    SHA512

    22c73ec7fbd5a4348ef0694c829973e11ab2955d48f115aedaf849fba247185c75aa20208f2743d696f0a2657206a4b5f41d7fcb7e9d2be58593ab3f9ca9b448

  • C:\ProgramData\DownloadSave\RecordPath

    Filesize

    260B

    MD5

    624d1d7dfa2912638ae39817bce776c2

    SHA1

    f13712f0c7d68ff97c147f061aabb015c450211e

    SHA256

    51e01b42c8c3a6126f07b80f53a8e834a116353a816b3eee74d528b1edaaed15

    SHA512

    fdcccde861fcf1d1cd29214666ac5cbf28d39b6eab8048d33ae113e28877cc032e4b64fbdf916842b64425c231ea5ade578a1f3c2d47aee90fd44bfa9696896a

  • C:\ProgramData\DownloadSave\imopgmi.exe

    Filesize

    85KB

    MD5

    7f194b0222fb68ba977371144a8712d6

    SHA1

    1416935af16b097f771df457b31c3c91ad61273a

    SHA256

    4ee34ffd07363be307ef2ae092abc8ba36894737284755d3d9a526d349f96136

    SHA512

    22c73ec7fbd5a4348ef0694c829973e11ab2955d48f115aedaf849fba247185c75aa20208f2743d696f0a2657206a4b5f41d7fcb7e9d2be58593ab3f9ca9b448

  • C:\ProgramData\DownloadSave\imopgmi.exe

    Filesize

    85KB

    MD5

    7f194b0222fb68ba977371144a8712d6

    SHA1

    1416935af16b097f771df457b31c3c91ad61273a

    SHA256

    4ee34ffd07363be307ef2ae092abc8ba36894737284755d3d9a526d349f96136

    SHA512

    22c73ec7fbd5a4348ef0694c829973e11ab2955d48f115aedaf849fba247185c75aa20208f2743d696f0a2657206a4b5f41d7fcb7e9d2be58593ab3f9ca9b448

  • C:\Users\Admin\AppData\Local\Temp\5015.exe

    Filesize

    85KB

    MD5

    7f194b0222fb68ba977371144a8712d6

    SHA1

    1416935af16b097f771df457b31c3c91ad61273a

    SHA256

    4ee34ffd07363be307ef2ae092abc8ba36894737284755d3d9a526d349f96136

    SHA512

    22c73ec7fbd5a4348ef0694c829973e11ab2955d48f115aedaf849fba247185c75aa20208f2743d696f0a2657206a4b5f41d7fcb7e9d2be58593ab3f9ca9b448

  • C:\Users\Admin\AppData\Local\Temp\5015.exe

    Filesize

    85KB

    MD5

    7f194b0222fb68ba977371144a8712d6

    SHA1

    1416935af16b097f771df457b31c3c91ad61273a

    SHA256

    4ee34ffd07363be307ef2ae092abc8ba36894737284755d3d9a526d349f96136

    SHA512

    22c73ec7fbd5a4348ef0694c829973e11ab2955d48f115aedaf849fba247185c75aa20208f2743d696f0a2657206a4b5f41d7fcb7e9d2be58593ab3f9ca9b448

  • C:\Users\Admin\AppData\Local\Temp\kuaiboa.exe

    Filesize

    32KB

    MD5

    6ce59e1bb6ca521b3ee118508a6a3030

    SHA1

    30bcf64377a2716f5dc6cc111cab0391eb113802

    SHA256

    01a3df9b5bd06c67547d1491377ff941cebad25487ee04e40d48adc3cb3d9521

    SHA512

    ef66fd1295c692081f46eecc0adc415c4709f2862aed8d9178e9918f70c6f265a98b214b9f0e70e7366acdedc75f946b55209a499939f4be9febe09de776f766

  • C:\Users\Admin\AppData\Local\Temp\kuaiboa.exe

    Filesize

    32KB

    MD5

    6ce59e1bb6ca521b3ee118508a6a3030

    SHA1

    30bcf64377a2716f5dc6cc111cab0391eb113802

    SHA256

    01a3df9b5bd06c67547d1491377ff941cebad25487ee04e40d48adc3cb3d9521

    SHA512

    ef66fd1295c692081f46eecc0adc415c4709f2862aed8d9178e9918f70c6f265a98b214b9f0e70e7366acdedc75f946b55209a499939f4be9febe09de776f766

  • \ProgramData\DownloadSave\ imopgmi.exe

    Filesize

    85KB

    MD5

    7f194b0222fb68ba977371144a8712d6

    SHA1

    1416935af16b097f771df457b31c3c91ad61273a

    SHA256

    4ee34ffd07363be307ef2ae092abc8ba36894737284755d3d9a526d349f96136

    SHA512

    22c73ec7fbd5a4348ef0694c829973e11ab2955d48f115aedaf849fba247185c75aa20208f2743d696f0a2657206a4b5f41d7fcb7e9d2be58593ab3f9ca9b448

  • \ProgramData\DownloadSave\ imopgmi.exe

    Filesize

    85KB

    MD5

    7f194b0222fb68ba977371144a8712d6

    SHA1

    1416935af16b097f771df457b31c3c91ad61273a

    SHA256

    4ee34ffd07363be307ef2ae092abc8ba36894737284755d3d9a526d349f96136

    SHA512

    22c73ec7fbd5a4348ef0694c829973e11ab2955d48f115aedaf849fba247185c75aa20208f2743d696f0a2657206a4b5f41d7fcb7e9d2be58593ab3f9ca9b448

  • \ProgramData\DownloadSave\ imopgmi.exe

    Filesize

    85KB

    MD5

    7f194b0222fb68ba977371144a8712d6

    SHA1

    1416935af16b097f771df457b31c3c91ad61273a

    SHA256

    4ee34ffd07363be307ef2ae092abc8ba36894737284755d3d9a526d349f96136

    SHA512

    22c73ec7fbd5a4348ef0694c829973e11ab2955d48f115aedaf849fba247185c75aa20208f2743d696f0a2657206a4b5f41d7fcb7e9d2be58593ab3f9ca9b448

  • \ProgramData\DownloadSave\imopgmi.exe

    Filesize

    85KB

    MD5

    7f194b0222fb68ba977371144a8712d6

    SHA1

    1416935af16b097f771df457b31c3c91ad61273a

    SHA256

    4ee34ffd07363be307ef2ae092abc8ba36894737284755d3d9a526d349f96136

    SHA512

    22c73ec7fbd5a4348ef0694c829973e11ab2955d48f115aedaf849fba247185c75aa20208f2743d696f0a2657206a4b5f41d7fcb7e9d2be58593ab3f9ca9b448

  • \ProgramData\DownloadSave\imopgmi.exe

    Filesize

    85KB

    MD5

    7f194b0222fb68ba977371144a8712d6

    SHA1

    1416935af16b097f771df457b31c3c91ad61273a

    SHA256

    4ee34ffd07363be307ef2ae092abc8ba36894737284755d3d9a526d349f96136

    SHA512

    22c73ec7fbd5a4348ef0694c829973e11ab2955d48f115aedaf849fba247185c75aa20208f2743d696f0a2657206a4b5f41d7fcb7e9d2be58593ab3f9ca9b448

  • \ProgramData\DownloadSave\imopgmi.exe

    Filesize

    85KB

    MD5

    7f194b0222fb68ba977371144a8712d6

    SHA1

    1416935af16b097f771df457b31c3c91ad61273a

    SHA256

    4ee34ffd07363be307ef2ae092abc8ba36894737284755d3d9a526d349f96136

    SHA512

    22c73ec7fbd5a4348ef0694c829973e11ab2955d48f115aedaf849fba247185c75aa20208f2743d696f0a2657206a4b5f41d7fcb7e9d2be58593ab3f9ca9b448

  • \Users\Admin\AppData\Local\Temp\5015.exe

    Filesize

    85KB

    MD5

    7f194b0222fb68ba977371144a8712d6

    SHA1

    1416935af16b097f771df457b31c3c91ad61273a

    SHA256

    4ee34ffd07363be307ef2ae092abc8ba36894737284755d3d9a526d349f96136

    SHA512

    22c73ec7fbd5a4348ef0694c829973e11ab2955d48f115aedaf849fba247185c75aa20208f2743d696f0a2657206a4b5f41d7fcb7e9d2be58593ab3f9ca9b448

  • \Users\Admin\AppData\Local\Temp\5015.exe

    Filesize

    85KB

    MD5

    7f194b0222fb68ba977371144a8712d6

    SHA1

    1416935af16b097f771df457b31c3c91ad61273a

    SHA256

    4ee34ffd07363be307ef2ae092abc8ba36894737284755d3d9a526d349f96136

    SHA512

    22c73ec7fbd5a4348ef0694c829973e11ab2955d48f115aedaf849fba247185c75aa20208f2743d696f0a2657206a4b5f41d7fcb7e9d2be58593ab3f9ca9b448

  • \Users\Admin\AppData\Local\Temp\5015.exe

    Filesize

    85KB

    MD5

    7f194b0222fb68ba977371144a8712d6

    SHA1

    1416935af16b097f771df457b31c3c91ad61273a

    SHA256

    4ee34ffd07363be307ef2ae092abc8ba36894737284755d3d9a526d349f96136

    SHA512

    22c73ec7fbd5a4348ef0694c829973e11ab2955d48f115aedaf849fba247185c75aa20208f2743d696f0a2657206a4b5f41d7fcb7e9d2be58593ab3f9ca9b448

  • \Users\Admin\AppData\Local\Temp\kuaiboa.exe

    Filesize

    32KB

    MD5

    6ce59e1bb6ca521b3ee118508a6a3030

    SHA1

    30bcf64377a2716f5dc6cc111cab0391eb113802

    SHA256

    01a3df9b5bd06c67547d1491377ff941cebad25487ee04e40d48adc3cb3d9521

    SHA512

    ef66fd1295c692081f46eecc0adc415c4709f2862aed8d9178e9918f70c6f265a98b214b9f0e70e7366acdedc75f946b55209a499939f4be9febe09de776f766

  • \Users\Admin\AppData\Local\Temp\kuaiboa.exe

    Filesize

    32KB

    MD5

    6ce59e1bb6ca521b3ee118508a6a3030

    SHA1

    30bcf64377a2716f5dc6cc111cab0391eb113802

    SHA256

    01a3df9b5bd06c67547d1491377ff941cebad25487ee04e40d48adc3cb3d9521

    SHA512

    ef66fd1295c692081f46eecc0adc415c4709f2862aed8d9178e9918f70c6f265a98b214b9f0e70e7366acdedc75f946b55209a499939f4be9febe09de776f766

  • \Users\Admin\AppData\Local\Temp\kuaiboa.exe

    Filesize

    32KB

    MD5

    6ce59e1bb6ca521b3ee118508a6a3030

    SHA1

    30bcf64377a2716f5dc6cc111cab0391eb113802

    SHA256

    01a3df9b5bd06c67547d1491377ff941cebad25487ee04e40d48adc3cb3d9521

    SHA512

    ef66fd1295c692081f46eecc0adc415c4709f2862aed8d9178e9918f70c6f265a98b214b9f0e70e7366acdedc75f946b55209a499939f4be9febe09de776f766

  • \Users\Admin\AppData\Local\Temp\kuaiboa.exe

    Filesize

    32KB

    MD5

    6ce59e1bb6ca521b3ee118508a6a3030

    SHA1

    30bcf64377a2716f5dc6cc111cab0391eb113802

    SHA256

    01a3df9b5bd06c67547d1491377ff941cebad25487ee04e40d48adc3cb3d9521

    SHA512

    ef66fd1295c692081f46eecc0adc415c4709f2862aed8d9178e9918f70c6f265a98b214b9f0e70e7366acdedc75f946b55209a499939f4be9febe09de776f766

  • \Users\Admin\AppData\Local\Temp\kuaiboa.exe

    Filesize

    32KB

    MD5

    6ce59e1bb6ca521b3ee118508a6a3030

    SHA1

    30bcf64377a2716f5dc6cc111cab0391eb113802

    SHA256

    01a3df9b5bd06c67547d1491377ff941cebad25487ee04e40d48adc3cb3d9521

    SHA512

    ef66fd1295c692081f46eecc0adc415c4709f2862aed8d9178e9918f70c6f265a98b214b9f0e70e7366acdedc75f946b55209a499939f4be9febe09de776f766

  • \Users\Admin\AppData\Local\Temp\nsyF8E1.tmp\System.dll

    Filesize

    11KB

    MD5

    00a0194c20ee912257df53bfe258ee4a

    SHA1

    d7b4e319bc5119024690dc8230b9cc919b1b86b2

    SHA256

    dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

    SHA512

    3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

  • memory/360-80-0x0000000000000000-mapping.dmp

  • memory/588-54-0x0000000075881000-0x0000000075883000-memory.dmp

    Filesize

    8KB

  • memory/588-64-0x00000000035A0000-0x00000000035B5000-memory.dmp

    Filesize

    84KB

  • memory/588-63-0x00000000035A0000-0x00000000035B5000-memory.dmp

    Filesize

    84KB

  • memory/1108-89-0x0000000000000000-mapping.dmp

  • memory/1156-61-0x0000000000000000-mapping.dmp

  • memory/1400-58-0x0000000000000000-mapping.dmp

  • memory/1400-65-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

  • memory/1400-77-0x0000000000020000-0x0000000000035000-memory.dmp

    Filesize

    84KB

  • memory/1400-78-0x0000000000020000-0x0000000000035000-memory.dmp

    Filesize

    84KB

  • memory/1400-82-0x0000000000020000-0x0000000000035000-memory.dmp

    Filesize

    84KB