Analysis

  • max time kernel
    143s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-07-2023 01:52

General

  • Target

    05e51d3973e78aab88cc51f3d565e2e5d0e9a4703e1161cc8b400ae05f5ab74d.exe

  • Size

    56KB

  • MD5

    9b09eaeba4920efdf524b612b4d94ea0

  • SHA1

    50f7982db96fbb9b348fdc3a56cfcaa797f02a08

  • SHA256

    05e51d3973e78aab88cc51f3d565e2e5d0e9a4703e1161cc8b400ae05f5ab74d

  • SHA512

    050c9ff51f9751aa97ea818d96211be6f667b1fc24a30cbd25ce66273417576104b5d3c13ec7c2c6c5e838453b5d9edfdef041f3b48f689cc5d0e4c4ef96304a

  • SSDEEP

    768:UEEmoQDj/xnMp+yptndwe/PWQtOOtEvwDpjIm8lB4dCOBy/cMFqeo9e1dWSg:ZzFbxmLPWQMOtEvwDpj38lD/cMAPOu

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\05e51d3973e78aab88cc51f3d565e2e5d0e9a4703e1161cc8b400ae05f5ab74d.exe
    "C:\Users\Admin\AppData\Local\Temp\05e51d3973e78aab88cc51f3d565e2e5d0e9a4703e1161cc8b400ae05f5ab74d.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2668
    • 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:3656

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    56KB

    MD5

    673adf0198b8b1685e404f4c285ea1cc

    SHA1

    aafc4dd8f637b78796a928d6903bb6de138c0ba7

    SHA256

    0647fdda2f908e987e8ca319b87d7f87c3805cd4e83ceb56c6f7721f53e2c1f8

    SHA512

    ed70e546956019187051b1bf702c3dba2966223dcec636bde4e0ec029cbd155c3438d4b2581f5b001e422c3c16b6c41fcaa12ddeab8ce5ef3c13e85de016961f

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

    Filesize

    56KB

    MD5

    673adf0198b8b1685e404f4c285ea1cc

    SHA1

    aafc4dd8f637b78796a928d6903bb6de138c0ba7

    SHA256

    0647fdda2f908e987e8ca319b87d7f87c3805cd4e83ceb56c6f7721f53e2c1f8

    SHA512

    ed70e546956019187051b1bf702c3dba2966223dcec636bde4e0ec029cbd155c3438d4b2581f5b001e422c3c16b6c41fcaa12ddeab8ce5ef3c13e85de016961f

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

    Filesize

    56KB

    MD5

    673adf0198b8b1685e404f4c285ea1cc

    SHA1

    aafc4dd8f637b78796a928d6903bb6de138c0ba7

    SHA256

    0647fdda2f908e987e8ca319b87d7f87c3805cd4e83ceb56c6f7721f53e2c1f8

    SHA512

    ed70e546956019187051b1bf702c3dba2966223dcec636bde4e0ec029cbd155c3438d4b2581f5b001e422c3c16b6c41fcaa12ddeab8ce5ef3c13e85de016961f

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/2668-133-0x00000000004E0000-0x00000000004E3000-memory.dmp

    Filesize

    12KB

  • memory/2668-134-0x00000000005F0000-0x00000000005F6000-memory.dmp

    Filesize

    24KB

  • memory/2668-135-0x00000000005F0000-0x00000000005F6000-memory.dmp

    Filesize

    24KB

  • memory/2668-136-0x0000000000610000-0x0000000000616000-memory.dmp

    Filesize

    24KB

  • memory/3656-150-0x00000000004F0000-0x00000000004F3000-memory.dmp

    Filesize

    12KB

  • memory/3656-152-0x00000000006B0000-0x00000000006B6000-memory.dmp

    Filesize

    24KB

  • memory/3656-153-0x0000000002000000-0x0000000002006000-memory.dmp

    Filesize

    24KB

  • memory/3656-181-0x00000000004F0000-0x00000000004F3000-memory.dmp

    Filesize

    12KB