Overview

overview

10

Static

static

3

3bb158a09f...5c.exe

windows7-x64

10

3bb158a09f...5c.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-11-2024 22:05

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General

  • Target

    3bb158a09f8802684e28a1c5d773206eeb3ab765a90f62e76923f893a0194b5c.exe

  • Size

    52KB

  • MD5

    5fc762d1639d29a0e178bb3cfde372b1

  • SHA1

    410464cf4d6f949bd9d078330f03ee1b0e5e66c8

  • SHA256

    3bb158a09f8802684e28a1c5d773206eeb3ab765a90f62e76923f893a0194b5c

  • SHA512

    263cf91901c4d4f2ed27c0b90b36065b57800f35b0bff6a35b29d650c6028fa87ea95b7ac6b174176a13de0137f7c0bf35f748363043cfc3656143cd57269c52

  • SSDEEP

    768:o5j3df8ZRvmDVWl8zHPHXyXHCzcHHvzQBdi9vcIVSEFFoHa0ZKT:o5OROVWl4vUv4WvcsFFoHxIT

Score
10/10
discoveryevasionpersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • 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
    persistence
  • 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.

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3bb158a09f8802684e28a1c5d773206eeb3ab765a90f62e76923f893a0194b5c.exe
    "C:\Users\Admin\AppData\Local\Temp\3bb158a09f8802684e28a1c5d773206eeb3ab765a90f62e76923f893a0194b5c.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2304
    • C:\Users\Admin\Admin.exe
      "C:\Users\Admin\Admin.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4124

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\Admin.exe
    Filesize

    52KB

    MD5

    f224dcf7f71860907bc84aa4d23461af

    SHA1

    9326d35fc093e46c29c81f073d70b1e4f08c6172

    SHA256

    18569ecd3f467b8cad4d86b18322ee69b9f3ae944855a2dc7f57880a0de84f98

    SHA512

    4cfb28b920223d5ac2725e67a39edff806d8b582f617677c9e6be10a3cefbeea18dbac9163f2ca3e75bbb79de3472006fb2457e130e211ca2a96e5c31f526a2f

    Download Submit

  • C:\Users\Admin\MYMROWVI.exe
    Filesize

    2KB

    MD5

    a48249517f2f7a1b7e87e31b58d676d2

    SHA1

    e7e21a080b40af4df354e6dd2f5451b06870caf0

    SHA256

    18cf01cdfe2084e965e0358192de6b8fb2abdeee6ec47f00e772642e97bc5326

    SHA512

    fc4933d4a84671877e5c61a4b5232e6e1bb9faecb0e45bfb145f9d73be81b9047cf79ebaaaa74b95439b9559688f16f487ff1dc4cc4ba9711f3aea8357d30c73

    Download Submit

  • memory/2304-0-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

    Download

  • memory/4124-33-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

    Download