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Analysis

  • max time kernel
    47s
  • max time network
    64s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    11/02/2023, 18:50

General

  • Target

    679e4aeab10878b812a69d9c43118a3719b5943e77c1f3ec91f974b5b45cc456.exe

  • Size

    277KB

  • MD5

    b02d71cfd6a9133ca88f5a2236c90714

  • SHA1

    876f52ceebd83a384895c253a67712ac47f80969

  • SHA256

    679e4aeab10878b812a69d9c43118a3719b5943e77c1f3ec91f974b5b45cc456

  • SHA512

    b10dd53670d07079815b3e6bb85a03d307fc6c23e9cbf97e048b7e1aa85860c6ce2b36d84acdcab364b463c3d214789a41c3730819e9a06ebc63ae102658e090

  • SSDEEP

    3072:iNXEGZJWhfNFC4S60+XoLczrVmX0EhKRuKEQW/4aAoD1gad/gBh/S2/BH01ne4PX:QXzKdNY49u8rVni4wxYBh/b/J01netG

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • UPX packed file 3 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\679e4aeab10878b812a69d9c43118a3719b5943e77c1f3ec91f974b5b45cc456.exe
    "C:\Users\Admin\AppData\Local\Temp\679e4aeab10878b812a69d9c43118a3719b5943e77c1f3ec91f974b5b45cc456.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1760
    • C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
      "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
      2⤵
      • Executes dropped EXE
      PID:3784
    • C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
      "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
      2⤵
      • Executes dropped EXE
      PID:4788

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

    Filesize

    87KB

    MD5

    368332fca74f48697d842c5f4698ae1d

    SHA1

    0275153a1e62bd0eca0b02168895517ed66aac56

    SHA256

    3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

    SHA512

    fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

  • C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

    Filesize

    87KB

    MD5

    368332fca74f48697d842c5f4698ae1d

    SHA1

    0275153a1e62bd0eca0b02168895517ed66aac56

    SHA256

    3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

    SHA512

    fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

  • memory/1760-149-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-152-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-119-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-120-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-121-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-122-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-123-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-124-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-125-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-126-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-127-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-128-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-129-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-130-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-131-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-133-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-132-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-134-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-135-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-136-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-137-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-138-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-139-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-140-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-141-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-142-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-143-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-144-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-145-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-146-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-147-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-148-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-117-0x0000000001370000-0x0000000001410000-memory.dmp

    Filesize

    640KB

  • memory/1760-153-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-118-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-151-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-150-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-154-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-155-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-156-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-157-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-158-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-159-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-170-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-177-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-179-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/1760-218-0x0000000001370000-0x0000000001410000-memory.dmp

    Filesize

    640KB

  • memory/1760-182-0x0000000001370000-0x0000000001410000-memory.dmp

    Filesize

    640KB

  • memory/3784-162-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/4788-175-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/4788-174-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/4788-168-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/4788-169-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/4788-171-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/4788-172-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/4788-178-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/4788-173-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/4788-167-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/4788-176-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/4788-180-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/4788-181-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/4788-183-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/4788-184-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/4788-185-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/4788-186-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/4788-166-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB

  • memory/4788-165-0x0000000077850000-0x00000000779DE000-memory.dmp

    Filesize

    1.6MB