Analysis

  • max time kernel
    65s
  • max time network
    65s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2022 17:30

General

  • Target

    c755e40e98b4310b5b93e542750b9e4865598089415a2c255241833b43cbc197.exe

  • Size

    36KB

  • MD5

    14482cc2f6ed4e97b98f8624170d3136

  • SHA1

    4607b0f0b28e1dcd38257a5f79845573c67067b0

  • SHA256

    c755e40e98b4310b5b93e542750b9e4865598089415a2c255241833b43cbc197

  • SHA512

    0b5f27dac39623754a24f14bb6eae123d684a30c9eeddfa78935b7ba7c381bb1b075e4528998b98c52abe57ae625bc1a6df4fc28cb9cdaa57da65cf52d12307f

  • SSDEEP

    384:ZBl36dg/Bd8QVKKAINWoHhp2IC/YS4SehSWSXSW0SjS4SoSV9hDNJE:Hl36dgpd8iKnINJC/Yxnhd8I0X7Y

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c755e40e98b4310b5b93e542750b9e4865598089415a2c255241833b43cbc197.exe
    "C:\Users\Admin\AppData\Local\Temp\c755e40e98b4310b5b93e542750b9e4865598089415a2c255241833b43cbc197.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2024
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\Melt.bat" -s"
      2⤵
      • Deletes itself
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:784
      • C:\Windows\SysWOW64\PING.EXE
        ping ; 1.2; 0.3; 0.4 - n; 1 - w; 500
        3⤵
        • Runs ping.exe
        PID:1068
      • C:\Users\Admin\AppData\Local\Temp\svchost.exe
        svchost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:884

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Melt.bat

    Filesize

    166B

    MD5

    ffd4716da908eb2a2177e39c6e216984

    SHA1

    b707da4f43cbc7cdfe8832658724a15b662c277b

    SHA256

    c881b54e4262b07fc9220e9904d93e25ab96ee3768ed3c10b409ef1ac1fc6ddf

    SHA512

    ce655c4ff8629b5b50dbb77fb187bff2a7d6ad8d1a355722411d4f5e35eac8f4be476d21059e621b0dd0591de43a8cc06da70e0b898fe3f3446ac1b525022bb0

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

    Filesize

    36KB

    MD5

    14482cc2f6ed4e97b98f8624170d3136

    SHA1

    4607b0f0b28e1dcd38257a5f79845573c67067b0

    SHA256

    c755e40e98b4310b5b93e542750b9e4865598089415a2c255241833b43cbc197

    SHA512

    0b5f27dac39623754a24f14bb6eae123d684a30c9eeddfa78935b7ba7c381bb1b075e4528998b98c52abe57ae625bc1a6df4fc28cb9cdaa57da65cf52d12307f

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

    Filesize

    36KB

    MD5

    14482cc2f6ed4e97b98f8624170d3136

    SHA1

    4607b0f0b28e1dcd38257a5f79845573c67067b0

    SHA256

    c755e40e98b4310b5b93e542750b9e4865598089415a2c255241833b43cbc197

    SHA512

    0b5f27dac39623754a24f14bb6eae123d684a30c9eeddfa78935b7ba7c381bb1b075e4528998b98c52abe57ae625bc1a6df4fc28cb9cdaa57da65cf52d12307f

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

    Filesize

    36KB

    MD5

    14482cc2f6ed4e97b98f8624170d3136

    SHA1

    4607b0f0b28e1dcd38257a5f79845573c67067b0

    SHA256

    c755e40e98b4310b5b93e542750b9e4865598089415a2c255241833b43cbc197

    SHA512

    0b5f27dac39623754a24f14bb6eae123d684a30c9eeddfa78935b7ba7c381bb1b075e4528998b98c52abe57ae625bc1a6df4fc28cb9cdaa57da65cf52d12307f

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

    Filesize

    36KB

    MD5

    14482cc2f6ed4e97b98f8624170d3136

    SHA1

    4607b0f0b28e1dcd38257a5f79845573c67067b0

    SHA256

    c755e40e98b4310b5b93e542750b9e4865598089415a2c255241833b43cbc197

    SHA512

    0b5f27dac39623754a24f14bb6eae123d684a30c9eeddfa78935b7ba7c381bb1b075e4528998b98c52abe57ae625bc1a6df4fc28cb9cdaa57da65cf52d12307f

  • memory/2024-56-0x00000000767B1000-0x00000000767B3000-memory.dmp

    Filesize

    8KB