Analysis

  • max time kernel
    43s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 13:16

General

  • Target

    b96c42cc1bbd96194b4310018835150dd284e3c2d74a8fdba5693b40541a0885.exe

  • Size

    881KB

  • MD5

    6af496f3bbdba25ce16e8ba856feb716

  • SHA1

    459e6c3a7e8a3a6676c3282ce640658a3340e927

  • SHA256

    b96c42cc1bbd96194b4310018835150dd284e3c2d74a8fdba5693b40541a0885

  • SHA512

    e93fb232fd5d87840d19fe13904b8b9bd708d543cf50f0a2eecf4aa2cd99f50b338e059efd4a32de540d64438c16b57f32d0c516ca676745bbdf1c6d8ac54627

  • SSDEEP

    24576:mQMSdDaw0gZEJs2QC/TwYBoGrHBYD9nceNaxhP6tM:m6T0gZEJJQgwghFYZhaqS

Score
9/10

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • ASPack v2.12-2.42 7 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 2 IoCs
  • UPX packed file 1 IoCs

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

  • Loads dropped DLL 4 IoCs
  • AutoIT Executable 14 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b96c42cc1bbd96194b4310018835150dd284e3c2d74a8fdba5693b40541a0885.exe
    "C:\Users\Admin\AppData\Local\Temp\b96c42cc1bbd96194b4310018835150dd284e3c2d74a8fdba5693b40541a0885.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1672
    • C:\Users\Admin\AppData\Local\Temp\bmy\svchost.exe
      C:\Users\Admin\AppData\Local\Temp\bmy\svchost.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:1552
      • C:\Users\Admin\AppData\Local\Temp\bmy\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\bmy\svchost.exe" /ErrorStdOut
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        PID:576

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\bmy\svchost.exe

    Filesize

    473KB

    MD5

    b143d46389ef0494b4475c9e929c7d9b

    SHA1

    755e63660ff30bfef1c811dbb0e7ef0b87376130

    SHA256

    7dc38fc42c1cadabdad56993598d3ae4630d3bd2e29603b8b868f7ea6fe0f00c

    SHA512

    c06d0681ce865c5ec03d4e81c1ebbf258f8dc6716abcbd3d640bcbb033c7b0a7ebe6a9bbfe82f3e9ee997b269f4f8c3ac93a9c0ce65b86e4d19e1e734a38bd08

  • C:\Users\Admin\AppData\Local\Temp\bmy\svchost.exe

    Filesize

    473KB

    MD5

    b143d46389ef0494b4475c9e929c7d9b

    SHA1

    755e63660ff30bfef1c811dbb0e7ef0b87376130

    SHA256

    7dc38fc42c1cadabdad56993598d3ae4630d3bd2e29603b8b868f7ea6fe0f00c

    SHA512

    c06d0681ce865c5ec03d4e81c1ebbf258f8dc6716abcbd3d640bcbb033c7b0a7ebe6a9bbfe82f3e9ee997b269f4f8c3ac93a9c0ce65b86e4d19e1e734a38bd08

  • C:\Users\Admin\AppData\Local\Temp\bmy\svchost.exe

    Filesize

    473KB

    MD5

    b143d46389ef0494b4475c9e929c7d9b

    SHA1

    755e63660ff30bfef1c811dbb0e7ef0b87376130

    SHA256

    7dc38fc42c1cadabdad56993598d3ae4630d3bd2e29603b8b868f7ea6fe0f00c

    SHA512

    c06d0681ce865c5ec03d4e81c1ebbf258f8dc6716abcbd3d640bcbb033c7b0a7ebe6a9bbfe82f3e9ee997b269f4f8c3ac93a9c0ce65b86e4d19e1e734a38bd08

  • C:\Windows\SysWOW64\hideprocess.dll

    Filesize

    21KB

    MD5

    9858f738d68d5d0f055ba3d879348a5c

    SHA1

    8723520ff149161d0ebc1e8ce34efcae90a0a37b

    SHA256

    f2439030d186ba9f5ec6c3d484f3436ee2a2cc889a077a9c15a7650690498981

    SHA512

    61167a4ba5803aa8b96e75fcecdb19161a09e32fd01fd828ddd92e8e6c61c27d0be28ea00123d72b0562eafdc5440ae26be672a45276faa6a048ea813fdb8a39

  • \Users\Admin\AppData\Local\Temp\bmy\svchost.exe

    Filesize

    473KB

    MD5

    b143d46389ef0494b4475c9e929c7d9b

    SHA1

    755e63660ff30bfef1c811dbb0e7ef0b87376130

    SHA256

    7dc38fc42c1cadabdad56993598d3ae4630d3bd2e29603b8b868f7ea6fe0f00c

    SHA512

    c06d0681ce865c5ec03d4e81c1ebbf258f8dc6716abcbd3d640bcbb033c7b0a7ebe6a9bbfe82f3e9ee997b269f4f8c3ac93a9c0ce65b86e4d19e1e734a38bd08

  • \Users\Admin\AppData\Local\Temp\bmy\svchost.exe

    Filesize

    473KB

    MD5

    b143d46389ef0494b4475c9e929c7d9b

    SHA1

    755e63660ff30bfef1c811dbb0e7ef0b87376130

    SHA256

    7dc38fc42c1cadabdad56993598d3ae4630d3bd2e29603b8b868f7ea6fe0f00c

    SHA512

    c06d0681ce865c5ec03d4e81c1ebbf258f8dc6716abcbd3d640bcbb033c7b0a7ebe6a9bbfe82f3e9ee997b269f4f8c3ac93a9c0ce65b86e4d19e1e734a38bd08

  • \Users\Admin\AppData\Local\Temp\bmy\svchost.exe

    Filesize

    473KB

    MD5

    b143d46389ef0494b4475c9e929c7d9b

    SHA1

    755e63660ff30bfef1c811dbb0e7ef0b87376130

    SHA256

    7dc38fc42c1cadabdad56993598d3ae4630d3bd2e29603b8b868f7ea6fe0f00c

    SHA512

    c06d0681ce865c5ec03d4e81c1ebbf258f8dc6716abcbd3d640bcbb033c7b0a7ebe6a9bbfe82f3e9ee997b269f4f8c3ac93a9c0ce65b86e4d19e1e734a38bd08

  • \Users\Admin\AppData\Local\Temp\bmy\svchost.exe

    Filesize

    473KB

    MD5

    b143d46389ef0494b4475c9e929c7d9b

    SHA1

    755e63660ff30bfef1c811dbb0e7ef0b87376130

    SHA256

    7dc38fc42c1cadabdad56993598d3ae4630d3bd2e29603b8b868f7ea6fe0f00c

    SHA512

    c06d0681ce865c5ec03d4e81c1ebbf258f8dc6716abcbd3d640bcbb033c7b0a7ebe6a9bbfe82f3e9ee997b269f4f8c3ac93a9c0ce65b86e4d19e1e734a38bd08

  • memory/576-76-0x00000000003B0000-0x00000000004AB000-memory.dmp

    Filesize

    1004KB

  • memory/576-77-0x00000000003B0000-0x00000000004AB000-memory.dmp

    Filesize

    1004KB

  • memory/576-72-0x0000000000000000-mapping.dmp

  • memory/576-78-0x00000000003B0000-0x00000000004AB000-memory.dmp

    Filesize

    1004KB

  • memory/576-80-0x00000000003B0000-0x00000000004AB000-memory.dmp

    Filesize

    1004KB

  • memory/1552-61-0x0000000000000000-mapping.dmp

  • memory/1552-69-0x00000000003B0000-0x00000000004AB000-memory.dmp

    Filesize

    1004KB

  • memory/1552-65-0x00000000003B0000-0x00000000004AB000-memory.dmp

    Filesize

    1004KB

  • memory/1552-67-0x00000000003B0000-0x00000000004AB000-memory.dmp

    Filesize

    1004KB

  • memory/1552-66-0x00000000003B0000-0x00000000004AB000-memory.dmp

    Filesize

    1004KB

  • memory/1552-75-0x00000000003B0000-0x00000000004AB000-memory.dmp

    Filesize

    1004KB

  • memory/1672-64-0x0000000000A20000-0x0000000000B80000-memory.dmp

    Filesize

    1.4MB

  • memory/1672-54-0x0000000075111000-0x0000000075113000-memory.dmp

    Filesize

    8KB

  • memory/1672-58-0x0000000000A20000-0x0000000000B80000-memory.dmp

    Filesize

    1.4MB

  • memory/1672-56-0x0000000000A20000-0x0000000000B80000-memory.dmp

    Filesize

    1.4MB

  • memory/1672-57-0x0000000000A20000-0x0000000000B80000-memory.dmp

    Filesize

    1.4MB

  • memory/1672-55-0x0000000000A20000-0x0000000000B80000-memory.dmp

    Filesize

    1.4MB