Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    95s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2024, 17:21

General

  • Target

    2024-09-19_a22a0487a76890f0bd70ba7639bad294_cryptolocker.exe

  • Size

    95KB

  • MD5

    a22a0487a76890f0bd70ba7639bad294

  • SHA1

    032053df388b20738959533112f251403bd8774e

  • SHA256

    c877b47499859c8b5f19dcfefeab69f1857f337438a6b177ca9b5c4af85c0732

  • SHA512

    e1c36237971cc36b211c96ff018e046b913ce598e23f28e7031f8e97c5507ea190d5e6e07fa1918c37855130a13e31171f17da2d25601c409f6d0db0e8ff14a7

  • SSDEEP

    1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/ky:zCsanOtEvwDpjBt

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
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Modifies system certificate store 2 TTPs 10 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-09-19_a22a0487a76890f0bd70ba7639bad294_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-19_a22a0487a76890f0bd70ba7639bad294_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4856
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      PID:5048

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    95KB

    MD5

    af2521bb71cf80e58aa0d776897da696

    SHA1

    c029ad6f90c25f559ceca0081ccda4548860534b

    SHA256

    30a5c6b9bed9ced7cd4aa35f9f73d3fb7fa5c9959ab70d22944ec0b69c759ef6

    SHA512

    0bc4bd4b4787faf4f9b15f5b02e97f9d870b6ecc05517d84a5f9bc051a68b2570e2e6bd5f4f1071edf51e1d9a608863b95e292fc5f71fea90d7f1b0ffb3176df

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/4856-0-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/4856-1-0x00000000004D0000-0x00000000004D6000-memory.dmp

    Filesize

    24KB

  • memory/4856-2-0x00000000004D0000-0x00000000004D6000-memory.dmp

    Filesize

    24KB

  • memory/4856-3-0x0000000000660000-0x0000000000666000-memory.dmp

    Filesize

    24KB

  • memory/4856-17-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/5048-25-0x0000000000560000-0x0000000000566000-memory.dmp

    Filesize

    24KB

  • memory/5048-19-0x0000000000590000-0x0000000000596000-memory.dmp

    Filesize

    24KB

  • memory/5048-48-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB