Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-07-2023 13:03

General

  • Target

    1cb5c12577396aexe_JC.exe

  • Size

    28KB

  • MD5

    1cb5c12577396a8dadfe8c9edfbe8733

  • SHA1

    0b5d5191f5196bdcaf475d62d463f0867ab90873

  • SHA256

    e3b65239f2dc9f608924a93e95815977f6e6168362c2e5a63c725f3163f1ed38

  • SHA512

    e6426e3addadf7d0fca43074a4ce0f8f5fea6c8b702cae8fe0d39ebac7486987da98b4b7035306d647761f273f0486b405bf69c8731b09d843b6b4c001dcb191

  • SSDEEP

    384:bA74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUZ0psObBs:bA74zYcgT/Ekd0ryfjems

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1cb5c12577396aexe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\1cb5c12577396aexe_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4772
    • C:\Users\Admin\AppData\Local\Temp\hasfj.exe
      "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
      2⤵
      • Executes dropped EXE
      PID:4656

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    28KB

    MD5

    3d92f750eeb85cb1445f804ad704c949

    SHA1

    f94a6182c4bae31cea7cdf117ca4a87c4bce0168

    SHA256

    a70c776fb565780c8afd9630fc70c0fb0a79f93978dadb7a147514347168ed45

    SHA512

    2500626d4d3ccf3b5d2e5bd9a5597f4bf332974fc1311e90dccf49373f4259da0d0cfb2d2f27cf625d29c5d8672264da530a6418a6ff759dffbdfc87237a6456

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

    Filesize

    28KB

    MD5

    3d92f750eeb85cb1445f804ad704c949

    SHA1

    f94a6182c4bae31cea7cdf117ca4a87c4bce0168

    SHA256

    a70c776fb565780c8afd9630fc70c0fb0a79f93978dadb7a147514347168ed45

    SHA512

    2500626d4d3ccf3b5d2e5bd9a5597f4bf332974fc1311e90dccf49373f4259da0d0cfb2d2f27cf625d29c5d8672264da530a6418a6ff759dffbdfc87237a6456

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

    Filesize

    28KB

    MD5

    3d92f750eeb85cb1445f804ad704c949

    SHA1

    f94a6182c4bae31cea7cdf117ca4a87c4bce0168

    SHA256

    a70c776fb565780c8afd9630fc70c0fb0a79f93978dadb7a147514347168ed45

    SHA512

    2500626d4d3ccf3b5d2e5bd9a5597f4bf332974fc1311e90dccf49373f4259da0d0cfb2d2f27cf625d29c5d8672264da530a6418a6ff759dffbdfc87237a6456

  • memory/4656-150-0x0000000003010000-0x0000000003016000-memory.dmp

    Filesize

    24KB

  • memory/4772-133-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

    Filesize

    24KB

  • memory/4772-134-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

    Filesize

    24KB

  • memory/4772-135-0x0000000003150000-0x0000000003156000-memory.dmp

    Filesize

    24KB