Overview

overview

10

Static

static

8

2cfcf0d1f5...e5.exe

windows7-x64

10

2cfcf0d1f5...e5.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    188s
  • max time network
    194s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/10/2022, 07:46

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General

  • Target

    2cfcf0d1f5c5d42132acf4c53bac0a772eacc6ff91b1315d2beb6a3c9f2639e5.exe

  • Size

    81KB

  • MD5

    6dd61f72a98662d8690ba63420910090

  • SHA1

    85c007ea2f1d2616a45a32fd50656a06e201f541

  • SHA256

    2cfcf0d1f5c5d42132acf4c53bac0a772eacc6ff91b1315d2beb6a3c9f2639e5

  • SHA512

    90bb1d739341df8371f02d945cf3ab866f868656030d584ae38cd331d09ee7eae3ddc26a5a8cab1019b5d3319fbe311a2e3c3bcba6d2ceb63e51f18e60a55d5a

  • SSDEEP

    1536:Bi9nYGoQzoqZulWd3bisHcMbdYojw7Qag:yYGoQzoTYd3b1cMJj6E

Score
10/10
evasionpersistenceupx

Malware Config

Signatures

  • Modifies system executable filetype association 2 TTPs 1 IoCs
    persistence
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
    evasion
  • Disables RegEdit via registry modification 2 IoCs
    evasion
  • Executes dropped EXE 1 IoCs
  • Sets file execution options in registry 2 TTPs 64 IoCs
    persistence
  • UPX packed file 6 IoCs

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

    upx
  • Drops startup file 3 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates connected drives 3 TTPs 44 IoCs

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

  • Drops file in Program Files directory 8 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 2 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\2cfcf0d1f5c5d42132acf4c53bac0a772eacc6ff91b1315d2beb6a3c9f2639e5.exe
    "C:\Users\Admin\AppData\Local\Temp\2cfcf0d1f5c5d42132acf4c53bac0a772eacc6ff91b1315d2beb6a3c9f2639e5.exe"
    1⤵
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4636
    • C:\Program Files (x86)\Common Files\Microsoft Shared\explorer.exe
      "C:\Program Files (x86)\Common Files\Microsoft Shared\explorer.exe"
      2⤵
      • Modifies system executable filetype association
      • Modifies visiblity of hidden/system files in Explorer
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Sets file execution options in registry
      • Drops startup file
      • Loads dropped DLL
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:5072

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Common Files\Microsoft Shared\explorer.exe
    Filesize

    81KB

    MD5

    6dd61f72a98662d8690ba63420910090

    SHA1

    85c007ea2f1d2616a45a32fd50656a06e201f541

    SHA256

    2cfcf0d1f5c5d42132acf4c53bac0a772eacc6ff91b1315d2beb6a3c9f2639e5

    SHA512

    90bb1d739341df8371f02d945cf3ab866f868656030d584ae38cd331d09ee7eae3ddc26a5a8cab1019b5d3319fbe311a2e3c3bcba6d2ceb63e51f18e60a55d5a

    Download Submit

  • C:\Program Files (x86)\Common Files\Microsoft Shared\explorer.exe
    Filesize

    81KB

    MD5

    6dd61f72a98662d8690ba63420910090

    SHA1

    85c007ea2f1d2616a45a32fd50656a06e201f541

    SHA256

    2cfcf0d1f5c5d42132acf4c53bac0a772eacc6ff91b1315d2beb6a3c9f2639e5

    SHA512

    90bb1d739341df8371f02d945cf3ab866f868656030d584ae38cd331d09ee7eae3ddc26a5a8cab1019b5d3319fbe311a2e3c3bcba6d2ceb63e51f18e60a55d5a

    Download Submit

  • C:\Program Files (x86)\Common Files\ips888.dll
    Filesize

    17KB

    MD5

    52ed87e5be3f265816b4ecadc24f2c1a

    SHA1

    ed8165a7175bd45b0cb42c5fcffd0bcd502bc07c

    SHA256

    b900c5dc3e36cd246bd11e754c29725ac99c4457cd3a9e6b32c4b3d7db7b53d6

    SHA512

    462c23917e901474149ad7ace20e16136fb02c712dad7c4134fc1ea2d33789b3459dcac8ca08da3347e1f92ab14f211e5b6bc99d4c0e625ba59768d7c40d70e3

    Download Submit

  • C:\Program Files (x86)\Common Files\ips888.dll
    Filesize

    17KB

    MD5

    52ed87e5be3f265816b4ecadc24f2c1a

    SHA1

    ed8165a7175bd45b0cb42c5fcffd0bcd502bc07c

    SHA256

    b900c5dc3e36cd246bd11e754c29725ac99c4457cd3a9e6b32c4b3d7db7b53d6

    SHA512

    462c23917e901474149ad7ace20e16136fb02c712dad7c4134fc1ea2d33789b3459dcac8ca08da3347e1f92ab14f211e5b6bc99d4c0e625ba59768d7c40d70e3

    Download Submit

  • memory/4636-132-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

    Download

  • memory/4636-140-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

    Download

  • memory/5072-136-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

    Download

  • memory/5072-139-0x00000000022D1000-0x00000000022D5000-memory.dmp

    Filesize

    16KB

    Download

  • memory/5072-141-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

    Download