Overview

overview

10

Static

static

3

008478ff6c...28.exe

windows7-x64

10

008478ff6c...28.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-12-2024 02:01

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General

  • Target

    008478ff6c70392e5ecf933881df2c44f31fdf76ad88c407191233cb39de6528.exe

  • Size

    2.3MB

  • MD5

    e4631d6e2fee44de27d84aff1ce7c7a5

  • SHA1

    d16bc9a9e7249e8f5b519cabbaafa0f1462bccdd

  • SHA256

    008478ff6c70392e5ecf933881df2c44f31fdf76ad88c407191233cb39de6528

  • SHA512

    fdba6e4c6ce13996f05bfa0680383c809b177aedbd300ce42e7f378fd8ad1a1b2cfbc6342b5f0f64d03142bc25f3cf538829cbd01c539ec4c1477121b8f6e8be

  • SSDEEP

    49152:x842+3u+OurHvP4yU222Yd/2bIKxwc6XfnVmAfIg39EJ:x8gTdrHvPfRn8ulx36PrNQ

Score
8/10
discoveryevasionpersistenceprivilege_escalation

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • Drops autorun.inf file 1 TTPs 5 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

    persistenceprivilege_escalation
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Kills process with taskkill 1 IoCs
    evasion
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\008478ff6c70392e5ecf933881df2c44f31fdf76ad88c407191233cb39de6528.exe
    "C:\Users\Admin\AppData\Local\Temp\008478ff6c70392e5ecf933881df2c44f31fdf76ad88c407191233cb39de6528.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4668
    • C:\Users\Admin\AppData\Local\Temp\NjRAT.exe
      "C:\Users\Admin\AppData\Local\Temp\NjRAT.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1760
      • C:\Users\Admin\AppData\Local\Temp\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
        3⤵
        • Drops startup file
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops autorun.inf file
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1316
        • C:\Windows\SysWOW64\netsh.exe
          netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\svchost.exe" "svchost.exe" ENABLE
          4⤵
          • Modifies Windows Firewall
          • Event Triggered Execution: Netsh Helper DLL
          • System Location Discovery: System Language Discovery
          PID:4016
        • C:\Windows\SysWOW64\taskkill.exe
          taskkill /F /IM ProcessHacker.exe
          4⤵
          • System Location Discovery: System Language Discovery
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:2940
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:3632

    Network

    MITRE ATT&CK Enterprise v15

    Reconnaissance

    Resource Development

    Initial Access

    Replication Through Removable Media

    1
    T1091

    Execution

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Create or Modify System Process

    1
    T1543

    Windows Service

    1
    T1543.003

    Event Triggered Execution

    1
    T1546

    Netsh Helper DLL

    1
    T1546.007

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Create or Modify System Process

    1
    T1543

    Windows Service

    1
    T1543.003

    Event Triggered Execution

    1
    T1546

    Netsh Helper DLL

    1
    T1546.007

    Defense Evasion

    Impair Defenses

    1
    T1562

    Disable or Modify System Firewall

    1
    T1562.004

    Modify Registry

    1
    T1112

    Credential Access

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    System Location Discovery

    1
    T1614

    System Language Discovery

    1
    T1614.001

    Lateral Movement

    Replication Through Removable Media

    1
    T1091

    Collection

    Command and Control

    Web Service

    1
    T1102

    Exfiltration

    Impact

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\NjRAT.exe
      Filesize

      37KB

      MD5

      5c02e4b0ad99d924aa9eed7d706bfe12

      SHA1

      e1ca2e74e7f873584e6b6d1d0f3d1d2dabc5713a

      SHA256

      0c41f773d5abffd1c52f008c3f144155cb7e331816a5c3af1fc42683eab51263

      SHA512

      ab2fd5cc9da5f8fb2c8836a9063d8c15db64847a6028f7ac0b330305d24905f8025bbe5cb02c7de5bd0ee63b0173203d496292887ab90926ba4082ac066f5508

      Download Submit

    • memory/1760-33-0x0000000072BC2000-0x0000000072BC3000-memory.dmp

      Filesize

      4KB

      Download

    • memory/1760-34-0x0000000072BC0000-0x0000000073171000-memory.dmp

      Filesize

      5.7MB

      Download

    • memory/1760-35-0x0000000072BC0000-0x0000000073171000-memory.dmp

      Filesize

      5.7MB

      Download

    • memory/1760-45-0x0000000072BC0000-0x0000000073171000-memory.dmp

      Filesize

      5.7MB

      Download