Overview

overview

10

Static

static

10

Steam Logger.exe

windows10-2004-x64

8

Resubmissions

16-11-2024 07:44

241116-jkxyrs1pct 10

15-11-2024 06:42

241115-hgv5bszhjd 10

Analysis

  • max time kernel
    300s
  • max time network
    297s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-11-2024 06:42

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General

  • Target

    Steam Logger.exe

  • Size

    37KB

  • MD5

    50c2835756687cc4199ac8bc7c49d54d

  • SHA1

    0d13fe719bd213ccc797a63133f8793851945dc3

  • SHA256

    3adcab193b5927826a199a5b8ce837da6869605f3eca216028a390cb113bdc34

  • SHA512

    d5c3233cec3f3d8467ad4a377d0f2f8d505b8bd9a0bfe79a9393b15b0783aeaf196f14e3b1c30620453b22d05329a1aedb873628c8ffd4caf3f068fc6f00079a

  • SSDEEP

    384:8KOIiu/jtD+P3V+y0bFwRktv7ms2cPmrAF+rMRTyN/0L+EcoinblneHQM3epzXhm:9XmV10bFwRktalcOrM+rMRa8Nufit

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
  • 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 64 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Steam Logger.exe
    "C:\Users\Admin\AppData\Local\Temp\Steam Logger.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2480
    • C:\Users\Admin\AppData\Local\Temp\Steam Client.exe
      "C:\Users\Admin\AppData\Local\Temp\Steam Client.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1696
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Steam Client.exe" "Steam Client.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:2492

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

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

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

    37KB

    MD5

    50c2835756687cc4199ac8bc7c49d54d

    SHA1

    0d13fe719bd213ccc797a63133f8793851945dc3

    SHA256

    3adcab193b5927826a199a5b8ce837da6869605f3eca216028a390cb113bdc34

    SHA512

    d5c3233cec3f3d8467ad4a377d0f2f8d505b8bd9a0bfe79a9393b15b0783aeaf196f14e3b1c30620453b22d05329a1aedb873628c8ffd4caf3f068fc6f00079a

    Download Submit

  • memory/1696-13-0x0000000075040000-0x00000000755F1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/1696-15-0x0000000075040000-0x00000000755F1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/1696-16-0x0000000075040000-0x00000000755F1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2480-0-0x0000000075042000-0x0000000075043000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2480-1-0x0000000075040000-0x00000000755F1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2480-2-0x0000000075040000-0x00000000755F1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2480-12-0x0000000075040000-0x00000000755F1000-memory.dmp

    Filesize

    5.7MB

    Download