Overview

overview

10

Static

static

10

68f0121f20...3d.exe

windows7-x64

8

68f0121f20...3d.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-12-2024 16:54

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General

  • Target

    68f0121f2062aede8ae8bd52bba3c4c6c8aa19bdf32958b4e305cf716a92cc3d.exe

  • Size

    93KB

  • MD5

    68edafe0a1705d5c7dd1cb14fa1ca8ce

  • SHA1

    7e9d854c90acd7452645506874c4e6f10bfdda31

  • SHA256

    68f0121f2062aede8ae8bd52bba3c4c6c8aa19bdf32958b4e305cf716a92cc3d

  • SHA512

    89a965f783ea7f54b55a542168ff759e851eae77cdfa9e23ba76145614b798f0815f2feb8670c16f26943e83bba2ade0649d6dc83af8d87c51c42f96d015573d

  • SSDEEP

    768:JY37KBD9O/pBcxYsbae6GIXb9pDX2b9zPL0OXLeuXxrjEtCdnl2pi1Rz4Rk3WsG3:kKzOx6baIa9RIj00ljEwzGi1dDSD7gS

Score
8/10
discoveryevasionpersistenceprivilege_escalation

Malware Config

Signatures

  • Disables Task Manager via registry modification
    evasion
  • Modifies Windows Firewall 2 TTPs 6 IoCs
    evasion
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Drops autorun.inf file 1 TTPs 4 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 18 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 11 IoCs

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

    discovery
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 38 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\68f0121f2062aede8ae8bd52bba3c4c6c8aa19bdf32958b4e305cf716a92cc3d.exe
    "C:\Users\Admin\AppData\Local\Temp\68f0121f2062aede8ae8bd52bba3c4c6c8aa19bdf32958b4e305cf716a92cc3d.exe"
    1⤵
    • Checks computer location settings
    • Drops autorun.inf file
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4200
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\68f0121f2062aede8ae8bd52bba3c4c6c8aa19bdf32958b4e305cf716a92cc3d.exe" "68f0121f2062aede8ae8bd52bba3c4c6c8aa19bdf32958b4e305cf716a92cc3d.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:3268
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall delete allowedprogram "C:\Users\Admin\AppData\Local\Temp\68f0121f2062aede8ae8bd52bba3c4c6c8aa19bdf32958b4e305cf716a92cc3d.exe"
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:2860
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\68f0121f2062aede8ae8bd52bba3c4c6c8aa19bdf32958b4e305cf716a92cc3d.exe" "68f0121f2062aede8ae8bd52bba3c4c6c8aa19bdf32958b4e305cf716a92cc3d.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:2724
    • C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1960
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe" "svchost.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:860
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall delete allowedprogram "C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe"
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:1104
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe" "svchost.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:4580
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /sc minute /mo 1 /tn StUpdate /tr C:\Users\Admin\AppData\Local\Temp/StUpdate.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:512
  • C:\Users\Admin\AppData\Local\Temp\StUpdate.exe
    C:\Users\Admin\AppData\Local\Temp/StUpdate.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:1120
  • C:\Users\Admin\AppData\Local\Temp\StUpdate.exe
    C:\Users\Admin\AppData\Local\Temp/StUpdate.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:1176

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

1
T1091

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

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

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\StUpdate.exe.log
    Filesize

    408B

    MD5

    661cab77d3b907e8057f2e689e995af3

    SHA1

    5d1a0ee9c5ee7a7a90d56d00c10dc0e679bee01c

    SHA256

    8f27f95ad7c09f2e05d7960e78ef8cd935c1262e9657883a75d70dcb877592d2

    SHA512

    2523b316bd79fed0e9b3d73f46959f3dfe270cf950f34bd9d49fe4113a2ae46d0cd00224d848bc40c0d8c55449e2dccc4b4278ba4809c0ca9ede1ac75673fc67

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  • C:\Users\Admin\AppData\Local\Temp\melt.txt
    Filesize

    102B

    MD5

    05dcdab4469de071ae479a38427d3bcc

    SHA1

    60fbeb64d06619c56a16abd79c57bcb002aada10

    SHA256

    120b704b3480c437bf1e7ff1585b60ea3b64df8e18ed5f0190f186df662cc72c

    SHA512

    90b60820d5c2465b3648c0331bfe30faa575614f89e06bfd78a385c7b67a9ce2cb1608dc1b67d892bbf9021833708d7f54e58e9de72cf9d65fb6a0e9da3ff4f8

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  • C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
    Filesize

    93KB

    MD5

    68edafe0a1705d5c7dd1cb14fa1ca8ce

    SHA1

    7e9d854c90acd7452645506874c4e6f10bfdda31

    SHA256

    68f0121f2062aede8ae8bd52bba3c4c6c8aa19bdf32958b4e305cf716a92cc3d

    SHA512

    89a965f783ea7f54b55a542168ff759e851eae77cdfa9e23ba76145614b798f0815f2feb8670c16f26943e83bba2ade0649d6dc83af8d87c51c42f96d015573d

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  • C:\Users\Admin\AppData\Roaming\app
    Filesize

    5B

    MD5

    410c3c7c3e0376e2f9b228980b58d042

    SHA1

    3aec3fa12cd88edca90fdc72a0d25cd071dc2052

    SHA256

    5c272042cede2596555e6b6f2c36857b015ccab9f34affbc63d6b000ccd08391

    SHA512

    2a1e382b045d59580271cb05b521d0c6e99772be7cd5ce38d3e5e1997a4cb9d3fe5d424a24c67383a5a2d0002d4a2194f71e1604fa9ff0199944f8cee9b26a57

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  • memory/4200-0-0x0000000074702000-0x0000000074703000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4200-1-0x0000000074700000-0x0000000074CB1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4200-2-0x0000000074700000-0x0000000074CB1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4200-22-0x0000000074700000-0x0000000074CB1000-memory.dmp

    Filesize

    5.7MB

    Download