Analysis

  • max time kernel
    148s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 07:21

General

  • Target

    2d319ee7238baaa7fb63b390fcca0208.exe

  • Size

    276KB

  • MD5

    2d319ee7238baaa7fb63b390fcca0208

  • SHA1

    292d4e475fcc531ebd4b77e159bb7b5b0b94ce40

  • SHA256

    a9257112f389b71d065b215d5cf620a986ab06f3c2a20966ac753d1e79b0e671

  • SHA512

    d2a12e7f703bee6f6cfc232374c6721a46d4e0c05912fda6fb7bf2fd6b0f892e9e16b3239def7db4526d860639456f4cdc2e795fa267a90c9054da4cb6a239d7

  • SSDEEP

    6144:qvDpzJZdleUZHcpk44yY8QoCQG/iXygD:AJnzZtTybQ5zayM

Score
8/10

Malware Config

Signatures

  • Disables taskbar notifications via registry modification
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 30 IoCs
  • Suspicious use of SendNotifyMessage 23 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2d319ee7238baaa7fb63b390fcca0208.exe
    "C:\Users\Admin\AppData\Local\Temp\2d319ee7238baaa7fb63b390fcca0208.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1912
    • C:\Users\Admin\AppData\Local\fji.exe
      "C:\Users\Admin\AppData\Local\fji.exe" -gav C:\Users\Admin\AppData\Local\Temp\2d319ee7238baaa7fb63b390fcca0208.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      PID:2632
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Modifies Installed Components in the registry
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2692

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\fji.exe

    Filesize

    276KB

    MD5

    2d319ee7238baaa7fb63b390fcca0208

    SHA1

    292d4e475fcc531ebd4b77e159bb7b5b0b94ce40

    SHA256

    a9257112f389b71d065b215d5cf620a986ab06f3c2a20966ac753d1e79b0e671

    SHA512

    d2a12e7f703bee6f6cfc232374c6721a46d4e0c05912fda6fb7bf2fd6b0f892e9e16b3239def7db4526d860639456f4cdc2e795fa267a90c9054da4cb6a239d7

  • memory/1912-0-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1912-1-0x0000000000400000-0x0000000000462400-memory.dmp

    Filesize

    393KB

  • memory/1912-2-0x0000000001FA0000-0x00000000020BD000-memory.dmp

    Filesize

    1.1MB

  • memory/1912-11-0x0000000000400000-0x0000000000462400-memory.dmp

    Filesize

    393KB

  • memory/2632-12-0x0000000000400000-0x0000000000462400-memory.dmp

    Filesize

    393KB

  • memory/2632-14-0x0000000000400000-0x0000000000462400-memory.dmp

    Filesize

    393KB

  • memory/2692-13-0x0000000004360000-0x0000000004361000-memory.dmp

    Filesize

    4KB

  • memory/2692-16-0x0000000004360000-0x0000000004361000-memory.dmp

    Filesize

    4KB