Analysis

  • max time kernel
    142s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/07/2023, 19:30

General

  • Target

    NA_NA_2d7e585fec1d7cexeexe_JC.exe

  • Size

    33KB

  • MD5

    2d7e585fec1d7cebb1447bf861a8433e

  • SHA1

    24c26385738265ee2eb5beb12e91712fd59b4c5f

  • SHA256

    5c761beb2f3e3c34303bd3d20c181e69bb00b67045702122c6557adecbd89584

  • SHA512

    e230ee681cbce9e1d9c1fa4c1a0685b6017d96184db0835570e18050bf16f0475b5b313ea7c4c1b93f1c3b6674e94614445edeaea5bfedcf5fa34f9b03c4e4c9

  • SSDEEP

    768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4hdPsU:vj+jsMQMOtEvwDpj5HIU

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\NA_NA_2d7e585fec1d7cexeexe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NA_NA_2d7e585fec1d7cexeexe_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2572
    • 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:380

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    33KB

    MD5

    59b29f3deb0b0b014858cab1e9ebc82b

    SHA1

    ec5b6e039c03ae4914c220ab9b17703fc3f56bd6

    SHA256

    2d1fa75eba8813920e4f6d8ecf0bed4ed81b568901d5bf5a3efb71717d7c243f

    SHA512

    b04869b898cbe91e3d11190608a58ed26159eb117f6d93b2b72541784eaacc65c999608df8f3265cf756f37743e7d8df75af3c571d9feaf97ca8cde8a7797735

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

    Filesize

    33KB

    MD5

    59b29f3deb0b0b014858cab1e9ebc82b

    SHA1

    ec5b6e039c03ae4914c220ab9b17703fc3f56bd6

    SHA256

    2d1fa75eba8813920e4f6d8ecf0bed4ed81b568901d5bf5a3efb71717d7c243f

    SHA512

    b04869b898cbe91e3d11190608a58ed26159eb117f6d93b2b72541784eaacc65c999608df8f3265cf756f37743e7d8df75af3c571d9feaf97ca8cde8a7797735

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

    Filesize

    33KB

    MD5

    59b29f3deb0b0b014858cab1e9ebc82b

    SHA1

    ec5b6e039c03ae4914c220ab9b17703fc3f56bd6

    SHA256

    2d1fa75eba8813920e4f6d8ecf0bed4ed81b568901d5bf5a3efb71717d7c243f

    SHA512

    b04869b898cbe91e3d11190608a58ed26159eb117f6d93b2b72541784eaacc65c999608df8f3265cf756f37743e7d8df75af3c571d9feaf97ca8cde8a7797735

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/380-154-0x0000000000640000-0x0000000000646000-memory.dmp

    Filesize

    24KB

  • memory/380-153-0x0000000000520000-0x0000000000526000-memory.dmp

    Filesize

    24KB

  • memory/2572-136-0x00000000006B0000-0x00000000006B6000-memory.dmp

    Filesize

    24KB

  • memory/2572-137-0x00000000006B0000-0x00000000006B6000-memory.dmp

    Filesize

    24KB

  • memory/2572-138-0x00000000021B0000-0x00000000021B6000-memory.dmp

    Filesize

    24KB