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Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    09/01/2024, 02:04

General

  • Target

    4d0e910d49f643ea824bc9287b555a33.exe

  • Size

    960KB

  • MD5

    4d0e910d49f643ea824bc9287b555a33

  • SHA1

    2c86e23ca404966246c5162a013424c9f91c7029

  • SHA256

    5feebe124f24422f47f619f11b1457f5f77b633c46f501011761606e16edc20d

  • SHA512

    9880e55f7d6cbea256022d6aee207e57ffb3663178ebcb7855f498d0605b045ef50c928452fcdaedbb827435f5c4dd51313099d1ccde1fbdc605b20cee9c1b5c

  • SSDEEP

    12288:X6Wq4aaE6KwyF5L0Y2D1PqLb6Wq4aaE6KwyF5L0Y2D1PqLx6Wq4aaE6KwyF5L0YD:1thEVaPqLBthEVaPqLHthEVaPqLTthF

Score
10/10

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 8 IoCs

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

  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • AutoIT Executable 3 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4d0e910d49f643ea824bc9287b555a33.exe
    "C:\Users\Admin\AppData\Local\Temp\4d0e910d49f643ea824bc9287b555a33.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1716
    • C:\Windows\svhost.exe
      C:\Windows\svhost.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1760

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Documents and Settings.exe

    Filesize

    628KB

    MD5

    aac15c24ebecdaa8de319c81ecd7dc8a

    SHA1

    ce3d120ed50e7bf03b1dc42159207914731ca1e0

    SHA256

    2933721fd7b13b13409d2669e02fbc6a6ead59cdf6e2456a259048da014c13bc

    SHA512

    1a5f55613868fefe86007c00581abf60ccb34f3482ddfb9b253149b9e67bc3f7f66929e85733cf6a0496ee55de3aac7bce1e81be7088785ced83971badc06d4a

  • C:\Windows\Driver.db

    Filesize

    82B

    MD5

    c2d2dc50dca8a2bfdc8e2d59dfa5796d

    SHA1

    7a6150fc53244e28d1bcea437c0c9d276c41ccad

    SHA256

    b2d38b3f122cfcf3cecabf0dfe2ab9c4182416d6961ae43f1eebee489cf3c960

    SHA512

    6cfdd08729de9ee9d1f5d8fcd859144d32ddc0a9e7074202a7d03d3795bdf0027a074a6aa54f451d4166024c134b27c55c7142170e64d979d86c13801f937ce4

  • C:\Windows\svhost.exe

    Filesize

    842KB

    MD5

    278eaba48ae9cd22af62cd08f67e1e5f

    SHA1

    a87f42386570d4734fb7e69d3462eeff676575e3

    SHA256

    2000042e7edbdd5165b0e8e1c42d66d0f1d01494b437423f11dbe85bbef7869a

    SHA512

    d4fb1a02feb3690b268aea3e6f10f90633d4b9cf99160ccb5fc00310a605676daeb29feb489ad2f7c6adf3bf63ecbaa69ed02b357cb792a0e6560adfa24da091

  • C:\Windows\svhost.exe

    Filesize

    834KB

    MD5

    d2fbac5c7866f11e08ec86ae19dd1b78

    SHA1

    c2a699fa954bcaba11f5c9c163db28362f211daa

    SHA256

    5b44688fba71397340238fa4b95f1067e8c03b8bbe1bf4571602060fde791af7

    SHA512

    1f91eb05d5eac73c307235cffa810c8289be774c738e15eb5c38d6a0a0366ae75d8601cf8924ea60b66d3d69f10859e16091e1137369b996f5f1c4e474359f70

  • memory/1716-0-0x0000000000400000-0x0000000000523000-memory.dmp

    Filesize

    1.1MB

  • memory/1716-5-0x0000000003B40000-0x0000000003C63000-memory.dmp

    Filesize

    1.1MB

  • memory/1716-810-0x0000000000400000-0x0000000000523000-memory.dmp

    Filesize

    1.1MB

  • memory/1716-813-0x0000000003B40000-0x0000000003C63000-memory.dmp

    Filesize

    1.1MB

  • memory/1760-7-0x0000000000400000-0x0000000000523000-memory.dmp

    Filesize

    1.1MB

  • memory/1760-2666-0x0000000000400000-0x0000000000523000-memory.dmp

    Filesize

    1.1MB