Analysis

  • max time kernel
    143s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/07/2023, 16:59

General

  • Target

    9a02358329eff7_JC.exe

  • Size

    103KB

  • MD5

    9a02358329eff74e716b5eb4c8e19b43

  • SHA1

    a32b16df2d1a719e780aeb340aabe85063b37f01

  • SHA256

    583382fb9f7e6897e466df0c8a34d2773ff9f52b5e4c489f7c1e554e316c0856

  • SHA512

    490ab25283001a63bc4c4592efb4f5ee3891209066c5c4a6ece30f14b570127059a1ea232388caadb533cb66fcb3ab068343adc62fd4601e8aaac82323f8e40a

  • SSDEEP

    768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWCCyDLKASkjcYC9mnQww:xj+VGMOtEvwDpjubwQEIie8+ASkZQv

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 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).

  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9a02358329eff7_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\9a02358329eff7_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3488
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Modifies system certificate store
      PID:4584

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    103KB

    MD5

    e85be246a63d1f72d8a1f8df4a66aaad

    SHA1

    15f61f43a5f5a7e73891a6a736761ee538cd58fb

    SHA256

    f0397bdd15ede5cd9de67cee67d68261ea6d09ea56429aef59e5310761cd5e9b

    SHA512

    0f9fc3f028bd8eca42ad538900684ac97574a2b78aeb2b9938716782ee618c03df4cf155437f36cbbbe811913172b13b06c20fd35f25316959e15f589106cdf3

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

    Filesize

    103KB

    MD5

    e85be246a63d1f72d8a1f8df4a66aaad

    SHA1

    15f61f43a5f5a7e73891a6a736761ee538cd58fb

    SHA256

    f0397bdd15ede5cd9de67cee67d68261ea6d09ea56429aef59e5310761cd5e9b

    SHA512

    0f9fc3f028bd8eca42ad538900684ac97574a2b78aeb2b9938716782ee618c03df4cf155437f36cbbbe811913172b13b06c20fd35f25316959e15f589106cdf3

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

    Filesize

    103KB

    MD5

    e85be246a63d1f72d8a1f8df4a66aaad

    SHA1

    15f61f43a5f5a7e73891a6a736761ee538cd58fb

    SHA256

    f0397bdd15ede5cd9de67cee67d68261ea6d09ea56429aef59e5310761cd5e9b

    SHA512

    0f9fc3f028bd8eca42ad538900684ac97574a2b78aeb2b9938716782ee618c03df4cf155437f36cbbbe811913172b13b06c20fd35f25316959e15f589106cdf3

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/3488-133-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/3488-134-0x0000000000520000-0x0000000000526000-memory.dmp

    Filesize

    24KB

  • memory/3488-135-0x0000000000520000-0x0000000000526000-memory.dmp

    Filesize

    24KB

  • memory/3488-136-0x0000000000680000-0x0000000000686000-memory.dmp

    Filesize

    24KB

  • memory/3488-150-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/4584-152-0x00000000006D0000-0x00000000006D6000-memory.dmp

    Filesize

    24KB

  • memory/4584-153-0x00000000006B0000-0x00000000006B6000-memory.dmp

    Filesize

    24KB

  • memory/4584-181-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB