Overview

overview

10

Static

static

10

bf6a3c9e2f...30.exe

windows7-x64

10

bf6a3c9e2f...30.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-12-2024 21:47

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General

  • Target

    bf6a3c9e2fc15c686a58e2d146a7518e7484b51372dd432a5863bae057623330.exe

  • Size

    37KB

  • MD5

    0a09aa08c401a1c24b8fb8535e16e25a

  • SHA1

    1fc2e9207b54d49c74e9fd3e833cd1dc088022d2

  • SHA256

    bf6a3c9e2fc15c686a58e2d146a7518e7484b51372dd432a5863bae057623330

  • SHA512

    4b4dddb99654be87304a1b1542098c82f95f3f8c35a1d1b19a8a014b29713fb37e87dabc5f24a53d10203b36bd4f9552e97f812951477975ae613d8ea6db1427

  • SSDEEP

    384:hSNBkiy5nDNGRn5IyUvgI1P9h4/C254crAF+rMRTyN/0L+EcoinblneHQM3epzXJ:4O5M5jUv11wq2+crM+rMRa8NuCbet

Score
8/10
discoveryevasionpersistenceprivilege_escalation

Malware Config

Signatures

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

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops autorun.inf file 1 TTPs 5 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • 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 3 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 behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bf6a3c9e2fc15c686a58e2d146a7518e7484b51372dd432a5863bae057623330.exe
    "C:\Users\Admin\AppData\Local\Temp\bf6a3c9e2fc15c686a58e2d146a7518e7484b51372dd432a5863bae057623330.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1752
    • C:\Windows\svchost.exe
      "C:\Windows\svchost.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops autorun.inf file
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3596
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Windows\svchost.exe" "svchost.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:3796

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

Exfiltration

Impact

Replay Monitor

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Downloads

  • C:\Windows\svchost.exe
    Filesize

    37KB

    MD5

    0a09aa08c401a1c24b8fb8535e16e25a

    SHA1

    1fc2e9207b54d49c74e9fd3e833cd1dc088022d2

    SHA256

    bf6a3c9e2fc15c686a58e2d146a7518e7484b51372dd432a5863bae057623330

    SHA512

    4b4dddb99654be87304a1b1542098c82f95f3f8c35a1d1b19a8a014b29713fb37e87dabc5f24a53d10203b36bd4f9552e97f812951477975ae613d8ea6db1427

    Download Submit

  • memory/1752-0-0x0000000074EC2000-0x0000000074EC3000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1752-1-0x0000000074EC0000-0x0000000075471000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/1752-2-0x0000000074EC0000-0x0000000075471000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/1752-12-0x0000000074EC0000-0x0000000075471000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3596-13-0x0000000074EC0000-0x0000000075471000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3596-14-0x0000000074EC0000-0x0000000075471000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3596-24-0x0000000074EC0000-0x0000000075471000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3596-25-0x0000000074EC0000-0x0000000075471000-memory.dmp

    Filesize

    5.7MB

    Download