Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-01-2025 08:22

General

  • Target

    a8013df3e7b4242e09d9eda816623ed6f810c7f8f244a862c09d6642e4dcdb5c.exe

  • Size

    26KB

  • MD5

    5230ab034bd4b7c980a35c06b4080b1a

  • SHA1

    a0c1db997607da4489d20380ee7b3acf03ace7c4

  • SHA256

    a8013df3e7b4242e09d9eda816623ed6f810c7f8f244a862c09d6642e4dcdb5c

  • SHA512

    e1e11609bb875d6acbb979efd64e7de69b13852e39f3f3b1d95443f2827f9a55d8476a599a1e45cf3e04f21f0ba02a55a16cc64c18392609d4265b292c6a84d9

  • SSDEEP

    384:yLjM2XwBNOaLNOFM/Av2yeCP1BBvMl7AQk93vmhm7UMKmIEecKdbXTzm9bVhcayX:sw220U0Wl7A/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 5 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 33 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a8013df3e7b4242e09d9eda816623ed6f810c7f8f244a862c09d6642e4dcdb5c.exe
    "C:\Users\Admin\AppData\Local\Temp\a8013df3e7b4242e09d9eda816623ed6f810c7f8f244a862c09d6642e4dcdb5c.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:744
    • C:\Users\Admin\AppData\Roaming\Payload.exe
      "C:\Users\Admin\AppData\Roaming\Payload.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:384
    • C:\Windows\SysWOW64\attrib.exe
      attrib +h +r +s "C:\Users\Admin\AppData\Roaming\Payload.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Views/modifies file attributes
      PID:5004

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    1KB

    MD5

    e38961c65702dfd26fea162aee60c87f

    SHA1

    558b896a2bedef5e212215f8182fc971407ef2b6

    SHA256

    2877aed18abf5b3978396041e24b7fd0b948d6deb5c8bda577d69c30276eef05

    SHA512

    9c9b7a05297b1caf21ceaa627da0161fa0c825db28c0536feb80f4042b1a4b80d907f945390a9effcd8e7a0b43bc8dd6f206f28803a2596dc116f93e74ca5bbe

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

    Filesize

    1KB

    MD5

    717c74f3329592ef829196b72e7f5eef

    SHA1

    04da8604181a9af55ac168b942603bfea198e6d8

    SHA256

    2450a0cb16780192afe74e93af15a90e31d7bf683adf6493734a9fc787e280a6

    SHA512

    ec5c5ca87f94a1f3f692047b45d3e9cbe2f491eb11b35f0ed6d06ef787b23ff26a7d40031fd23ffedae7f7a5602c40806c19879d60e7195959f314acf573f01c

  • C:\Users\Admin\AppData\Roaming\Payload.exe

    Filesize

    26KB

    MD5

    5230ab034bd4b7c980a35c06b4080b1a

    SHA1

    a0c1db997607da4489d20380ee7b3acf03ace7c4

    SHA256

    a8013df3e7b4242e09d9eda816623ed6f810c7f8f244a862c09d6642e4dcdb5c

    SHA512

    e1e11609bb875d6acbb979efd64e7de69b13852e39f3f3b1d95443f2827f9a55d8476a599a1e45cf3e04f21f0ba02a55a16cc64c18392609d4265b292c6a84d9

  • memory/384-16-0x0000000074A90000-0x0000000075041000-memory.dmp

    Filesize

    5.7MB

  • memory/384-22-0x0000000074A90000-0x0000000075041000-memory.dmp

    Filesize

    5.7MB

  • memory/744-0-0x0000000074A92000-0x0000000074A93000-memory.dmp

    Filesize

    4KB

  • memory/744-1-0x0000000074A90000-0x0000000075041000-memory.dmp

    Filesize

    5.7MB

  • memory/744-2-0x0000000074A90000-0x0000000075041000-memory.dmp

    Filesize

    5.7MB

  • memory/744-5-0x0000000074A92000-0x0000000074A93000-memory.dmp

    Filesize

    4KB

  • memory/744-6-0x0000000074A90000-0x0000000075041000-memory.dmp

    Filesize

    5.7MB

  • memory/744-17-0x0000000074A90000-0x0000000075041000-memory.dmp

    Filesize

    5.7MB