Analysis

  • max time kernel
    135s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/02/2023, 21:44

General

  • Target

    67c3a31dbdebe5d26d86110a2e8191bd38bf39ec762273d5b762c148be72f35e.exe

  • Size

    10.9MB

  • MD5

    a34f517fcc6d7e01c16de85bc840463f

  • SHA1

    ddb1513d65a2017d921d77551eabf4b7bdb52be2

  • SHA256

    67c3a31dbdebe5d26d86110a2e8191bd38bf39ec762273d5b762c148be72f35e

  • SHA512

    69e9d8a805eb4924ed0514f787aa0fd7ef01abdf98d19307c4a2b063745b8d9b36755e867a55793c9a209bf954acc73271ec010b6696873faeeca2be1264141b

  • SSDEEP

    196608:ZMz5MoWhAS/HUC3YHTJR0RKT262Ag1FeWGSkyvrqjNbbFbfpQV:29f2x/j6TJRg62AnSk3j1p2

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

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

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\67c3a31dbdebe5d26d86110a2e8191bd38bf39ec762273d5b762c148be72f35e.exe
    "C:\Users\Admin\AppData\Local\Temp\67c3a31dbdebe5d26d86110a2e8191bd38bf39ec762273d5b762c148be72f35e.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:456
    • C:\ProgramData\USOPrivateMicrosoft-type6.8.5.4\USOPrivateMicrosoft-type6.8.5.4.exe
      "C:\ProgramData\USOPrivateMicrosoft-type6.8.5.4\USOPrivateMicrosoft-type6.8.5.4.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:4368

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\ProgramData\USOPrivateMicrosoft-type6.8.5.4\USOPrivateMicrosoft-type6.8.5.4.exe

    Filesize

    616.6MB

    MD5

    5264d6a7ebb39c1821f234ea26abae76

    SHA1

    2446a19623d8ee4cda0cb97171a097040acd563a

    SHA256

    c0bd3373f10ccac0a29793677a35c10e86443d62303b1ed8f305fb9107a9a4de

    SHA512

    2f4528807238d23c6fcf6880bc2a2371651938b103db41fc01d29605eb58483433d0e84615af6133e8fe918fc097dfd5a46e60a8f10ffd5e6172d50cea007005

  • C:\ProgramData\USOPrivateMicrosoft-type6.8.5.4\USOPrivateMicrosoft-type6.8.5.4.exe

    Filesize

    616.6MB

    MD5

    5264d6a7ebb39c1821f234ea26abae76

    SHA1

    2446a19623d8ee4cda0cb97171a097040acd563a

    SHA256

    c0bd3373f10ccac0a29793677a35c10e86443d62303b1ed8f305fb9107a9a4de

    SHA512

    2f4528807238d23c6fcf6880bc2a2371651938b103db41fc01d29605eb58483433d0e84615af6133e8fe918fc097dfd5a46e60a8f10ffd5e6172d50cea007005

  • memory/456-132-0x0000000000400000-0x0000000001500000-memory.dmp

    Filesize

    17.0MB

  • memory/456-133-0x0000000000400000-0x0000000001500000-memory.dmp

    Filesize

    17.0MB

  • memory/456-136-0x0000000000400000-0x0000000001500000-memory.dmp

    Filesize

    17.0MB

  • memory/456-137-0x0000000000400000-0x0000000001500000-memory.dmp

    Filesize

    17.0MB

  • memory/456-142-0x0000000000400000-0x0000000001500000-memory.dmp

    Filesize

    17.0MB

  • memory/4368-143-0x0000000000400000-0x0000000001500000-memory.dmp

    Filesize

    17.0MB

  • memory/4368-146-0x0000000000400000-0x0000000001500000-memory.dmp

    Filesize

    17.0MB

  • memory/4368-147-0x0000000000400000-0x0000000001500000-memory.dmp

    Filesize

    17.0MB