Analysis

  • max time kernel
    141s
  • max time network
    136s
  • 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, 14:38

General

  • Target

    21cd66c142b869exeexe_JC.exe

  • Size

    59KB

  • MD5

    21cd66c142b869711223350e325670a0

  • SHA1

    62e038cba146a0fc7eb97011aa584cbe89c070a0

  • SHA256

    e0505e0dfe9678b1e8aac669ff2f1b998a7556f1349b0e79b41592afe47dbcba

  • SHA512

    7381314f20e96a9614608db91685d40033e1f38ae5a0f3ca4aa08ef61d2416b6ed488c3c871eba77e056c6f2999e79189c1e37f119ef618534c9ceeac24b7f02

  • SSDEEP

    1536:vj+jsMQMOtEvwDpj5HyCyh7vtRJ4BqKb1cKtecE:vCjsIOtEvwDpj5Hv0L

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 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\21cd66c142b869exeexe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\21cd66c142b869exeexe_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2552
    • 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:2988

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    59KB

    MD5

    9b7961654c116c9de1f76c8c6d1ef91a

    SHA1

    769f3a7937e1b0177b3ce2ff5d0448172f80893e

    SHA256

    274fa5b589a40c18df6f9132efaf631419aece99d93ffc5ec77fac8b1b5f3c8c

    SHA512

    f37fbe5b9af0285f5c78a32f9cc6563b47edda95e10fbd76a7b5f3f16a8f0954144843afd4ca3f1aa5b4b81d08ec7aa8e1e4729f5d9d23f8bcb8bcddfe0e6777

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

    Filesize

    59KB

    MD5

    9b7961654c116c9de1f76c8c6d1ef91a

    SHA1

    769f3a7937e1b0177b3ce2ff5d0448172f80893e

    SHA256

    274fa5b589a40c18df6f9132efaf631419aece99d93ffc5ec77fac8b1b5f3c8c

    SHA512

    f37fbe5b9af0285f5c78a32f9cc6563b47edda95e10fbd76a7b5f3f16a8f0954144843afd4ca3f1aa5b4b81d08ec7aa8e1e4729f5d9d23f8bcb8bcddfe0e6777

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

    Filesize

    59KB

    MD5

    9b7961654c116c9de1f76c8c6d1ef91a

    SHA1

    769f3a7937e1b0177b3ce2ff5d0448172f80893e

    SHA256

    274fa5b589a40c18df6f9132efaf631419aece99d93ffc5ec77fac8b1b5f3c8c

    SHA512

    f37fbe5b9af0285f5c78a32f9cc6563b47edda95e10fbd76a7b5f3f16a8f0954144843afd4ca3f1aa5b4b81d08ec7aa8e1e4729f5d9d23f8bcb8bcddfe0e6777

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/2552-133-0x00000000021D0000-0x00000000021D6000-memory.dmp

    Filesize

    24KB

  • memory/2552-134-0x00000000021D0000-0x00000000021D6000-memory.dmp

    Filesize

    24KB

  • memory/2552-135-0x0000000002050000-0x0000000002056000-memory.dmp

    Filesize

    24KB

  • memory/2988-150-0x00000000005C0000-0x00000000005C6000-memory.dmp

    Filesize

    24KB

  • memory/2988-151-0x00000000005A0000-0x00000000005A6000-memory.dmp

    Filesize

    24KB