Analysis

  • max time kernel
    151s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 00:35

General

  • Target

    64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe

  • Size

    144KB

  • MD5

    3a34c964fc0e17eea6a09a776c6bcff0

  • SHA1

    9d5e8149940bd1ecb7a7f907241be119bc4dbb65

  • SHA256

    64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147

  • SHA512

    12de82f52967e7841a2c5062967eceb1f1b7cbb5fff844cd0dcfe46a87f590699be945a61755a1eb594838f4b3c28c79ad6e23c6599d6fa1f115eaeed6286e1f

  • SSDEEP

    3072:NHKFKfj2vhINgVs+Y9YXeKjxF1yj13TWDnt5:NqFUjWq2gYuKjxF1ss

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 55 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe
    "C:\Users\Admin\AppData\Local\Temp\64dbd0555bff64544f0a1d773296691e29e49927da77ba9410e351efb55b5147.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:992
    • C:\Users\Admin\taawit.exe
      "C:\Users\Admin\taawit.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1612

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Hidden Files and Directories

1
T1158

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Hidden Files and Directories

1
T1158

Modify Registry

2
T1112

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\taawit.exe
    Filesize

    144KB

    MD5

    568ffc70e4a8abb9b6464fb81d12736f

    SHA1

    b73d9b035f35e9b750dbe6f9289314c5cf8fd238

    SHA256

    716619a4f12ac6206d71db0f4163ab4481a8814fcb720e88e6b3beb3797ef849

    SHA512

    5e3a4f480064db58d3c76c266371e93409ff6fcd32308a404a3a42396a58907b5e052df587709a58923e4467dd31690db02b08e017cb49721bcc5e26174eca86

  • C:\Users\Admin\taawit.exe
    Filesize

    144KB

    MD5

    568ffc70e4a8abb9b6464fb81d12736f

    SHA1

    b73d9b035f35e9b750dbe6f9289314c5cf8fd238

    SHA256

    716619a4f12ac6206d71db0f4163ab4481a8814fcb720e88e6b3beb3797ef849

    SHA512

    5e3a4f480064db58d3c76c266371e93409ff6fcd32308a404a3a42396a58907b5e052df587709a58923e4467dd31690db02b08e017cb49721bcc5e26174eca86

  • \Users\Admin\taawit.exe
    Filesize

    144KB

    MD5

    568ffc70e4a8abb9b6464fb81d12736f

    SHA1

    b73d9b035f35e9b750dbe6f9289314c5cf8fd238

    SHA256

    716619a4f12ac6206d71db0f4163ab4481a8814fcb720e88e6b3beb3797ef849

    SHA512

    5e3a4f480064db58d3c76c266371e93409ff6fcd32308a404a3a42396a58907b5e052df587709a58923e4467dd31690db02b08e017cb49721bcc5e26174eca86

  • \Users\Admin\taawit.exe
    Filesize

    144KB

    MD5

    568ffc70e4a8abb9b6464fb81d12736f

    SHA1

    b73d9b035f35e9b750dbe6f9289314c5cf8fd238

    SHA256

    716619a4f12ac6206d71db0f4163ab4481a8814fcb720e88e6b3beb3797ef849

    SHA512

    5e3a4f480064db58d3c76c266371e93409ff6fcd32308a404a3a42396a58907b5e052df587709a58923e4467dd31690db02b08e017cb49721bcc5e26174eca86

  • memory/992-56-0x0000000076561000-0x0000000076563000-memory.dmp
    Filesize

    8KB

  • memory/1612-59-0x0000000000000000-mapping.dmp