Analysis

  • max time kernel
    147s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-12-2023 22:00

General

  • Target

    fb3d344be065453c0cbe0d477b1c8fa8.exe

  • Size

    195KB

  • MD5

    fb3d344be065453c0cbe0d477b1c8fa8

  • SHA1

    39f5f09feba7b5badec1063ae459fe0e0522b1e0

  • SHA256

    44f105d64c55a8773bb2a9ede81646f8b79503ec15eea7560990fa132d79ef76

  • SHA512

    011406d4ef23135300ec3f718a5b43300fdcc6bad0ec19c99623cd8a0bcee562efd0efcbf4881237652df31f88d9191bddd068ff2dbb4088d290e3464413926c

  • SSDEEP

    3072:qJg93A/BYtsYUG214enxLQVYFKEtgU//r23uV13MBhIog+rMbZBOGSqszwQu5CiQ:b9Qp0lz2yceq//pM/I0rXN1wQu5Cp

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Registers COM server for autorun 1 TTPs 3 IoCs
  • Unexpected DNS network traffic destination 5 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fb3d344be065453c0cbe0d477b1c8fa8.exe
    "C:\Users\Admin\AppData\Local\Temp\fb3d344be065453c0cbe0d477b1c8fa8.exe"
    1⤵
    • Registers COM server for autorun
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2240
  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    PID:3404

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2240-1-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2240-0-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2240-3-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2240-5-0x0000000000A30000-0x0000000000A31000-memory.dmp

    Filesize

    4KB

  • memory/2240-4-0x00000000009F0000-0x0000000000A23000-memory.dmp

    Filesize

    204KB

  • memory/2240-2-0x00000000009E0000-0x00000000009E1000-memory.dmp

    Filesize

    4KB

  • memory/2240-6-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2240-12-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/3404-11-0x0000000000FA0000-0x0000000000FA1000-memory.dmp

    Filesize

    4KB

  • memory/3404-13-0x0000000000FA0000-0x0000000000FA1000-memory.dmp

    Filesize

    4KB

  • memory/3404-14-0x0000000000FA0000-0x0000000000FA1000-memory.dmp

    Filesize

    4KB