Overview

overview

7

Static

static

3

tmp.exe

windows7-x64

6

tmp.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    157s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-03-2024 09:37

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General

  • Target

    tmp.exe

  • Size

    101KB

  • MD5

    42b838cf8bdf67400525e128d917f6e0

  • SHA1

    a578f6faec738912dba8c41e7abe1502c46d0cae

  • SHA256

    0e4ffba62ce9a464aa1b7ff9f1e55ace8f51ff1e15102d856f801a81f8b4607d

  • SHA512

    f64b39d885375251ab7db72c57dc5b5095f0c6412169f1035d1f6a25b8415a2a01004d06bfa0267cf683ef7dea7a9f969ad43fde5a4376f1fcb65a57403433c0

  • SSDEEP

    1536:iyhXGdtNbMAxKOcuS11Phbiyn2TCdfGyJVGJkyrt517EwM+9hQ9xKOcuS11PhbiW:i8XG/NbMAsISnRGPJkGt74DsISnRF

Score
7/10
persistence

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4812
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C ping 2.2.2.2 -n 1 -w 3000 > Nul & Del C:\Users\Admin\AppData\Local\Temp\tmp.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1100
      • C:\Windows\SysWOW64\PING.EXE
        ping 2.2.2.2 -n 1 -w 3000
        3⤵
        • Runs ping.exe
        PID:332
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1340 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1316

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Initial Access

    Execution

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Remote System Discovery

    1
    T1018

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Resource Development

    Reconnaissance

    Replay Monitor

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    Downloads

    • memory/4812-0-0x0000000074F00000-0x00000000756B0000-memory.dmp
      Filesize

      7.7MB

      Download
    • memory/4812-1-0x00000000001A0000-0x00000000001BE000-memory.dmp
      Filesize

      120KB

      Download
    • memory/4812-2-0x0000000004C60000-0x0000000004C70000-memory.dmp
      Filesize

      64KB

      Download
    • memory/4812-4-0x0000000074F00000-0x00000000756B0000-memory.dmp
      Filesize

      7.7MB

      Download
    • memory/4812-5-0x0000000004C60000-0x0000000004C70000-memory.dmp
      Filesize

      64KB

      Download