Analysis

  • max time kernel
    598s
  • max time network
    602s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241023-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    30-10-2024 19:15

General

  • Target

    test.exe

  • Size

    27KB

  • MD5

    97dc472b0e7e8fbb5613ba8b4456c49d

  • SHA1

    9d4f28a6fca25c4e478e2582f748288ecf3437a0

  • SHA256

    927410e5f71f8159ec20d0f12f280fbd5187f40b90e8f9f4f9a5b556e5d679d5

  • SHA512

    3b26c906558c26bc795df6114867638249256e1e3a685951a7325bcdc6ff9ed388e7b1f9b1d729247fc6bf82271d54301ac00f9aa5699e38f26e6c8e01dee848

  • SSDEEP

    384:fLbQKJ3bEZjmgERA40DwoyumGPiJRjMFAQk93vmhm7UMKmIEecKdbXTzm9bVhcac:T8K5bEQE40fLFA/vMHTi9bD

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 4 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\test.exe
    "C:\Users\Admin\AppData\Local\Temp\test.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3468
    • C:\Users\Admin\AppData\Local\Temp\Payload.exe
      "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:4892
    • C:\Windows\SysWOW64\attrib.exe
      attrib +h +r +s "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Views/modifies file attributes
      PID:724

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    27KB

    MD5

    97dc472b0e7e8fbb5613ba8b4456c49d

    SHA1

    9d4f28a6fca25c4e478e2582f748288ecf3437a0

    SHA256

    927410e5f71f8159ec20d0f12f280fbd5187f40b90e8f9f4f9a5b556e5d679d5

    SHA512

    3b26c906558c26bc795df6114867638249256e1e3a685951a7325bcdc6ff9ed388e7b1f9b1d729247fc6bf82271d54301ac00f9aa5699e38f26e6c8e01dee848

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk

    Filesize

    1KB

    MD5

    8decec1c896e97da17d330be4cf834f2

    SHA1

    97f0d91cea0f800ee54ddce05a96843775c9e4a6

    SHA256

    5fdce9b940de68e812add5c736cc77c44137c1178a25d1ea98fd321ae8f78f6d

    SHA512

    56cb314a949d0fa12a2b2247108741fb8f8dc161d2c55827fa68b2378ad101b249ea574eb57431dc713e3d3f875ecaced7e8cab952a651fb945ddb0d40fcc0e9

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.lnk

    Filesize

    1KB

    MD5

    2c859a1a11342dcb8f21b82de9bb1054

    SHA1

    5436e61609d9553a6c39248a232211d4854588f3

    SHA256

    96cff8c2374e75869cdb0a3fc9b541b7dccc5199a2ba02a5559f6009cf5f4ebd

    SHA512

    742fab9071a266ff14e2fb10b4472cbe936d6f61976869b38ae8aca6121594a0f3a62393e565de413b7817fd142d759b67d259e97ceb90b9e8619853bed6c7cf

  • memory/3468-19-0x0000000075490000-0x0000000075A41000-memory.dmp

    Filesize

    5.7MB

  • memory/3468-6-0x0000000075490000-0x0000000075A41000-memory.dmp

    Filesize

    5.7MB

  • memory/3468-5-0x0000000075492000-0x0000000075493000-memory.dmp

    Filesize

    4KB

  • memory/3468-0-0x0000000075492000-0x0000000075493000-memory.dmp

    Filesize

    4KB

  • memory/3468-2-0x0000000075490000-0x0000000075A41000-memory.dmp

    Filesize

    5.7MB

  • memory/3468-1-0x0000000075490000-0x0000000075A41000-memory.dmp

    Filesize

    5.7MB

  • memory/4892-21-0x0000000075490000-0x0000000075A41000-memory.dmp

    Filesize

    5.7MB

  • memory/4892-23-0x0000000075490000-0x0000000075A41000-memory.dmp

    Filesize

    5.7MB

  • memory/4892-20-0x0000000075490000-0x0000000075A41000-memory.dmp

    Filesize

    5.7MB

  • memory/4892-27-0x0000000075490000-0x0000000075A41000-memory.dmp

    Filesize

    5.7MB