Overview

overview

10

Static

static

10

c88f8b636c...4N.exe

windows7-x64

10

c88f8b636c...4N.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    120s
  • max time network
    107s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-10-2024 08:31

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General

  • Target

    c88f8b636c8ef318eb21f2b52170907ba066da5491013607974909f1d720f4a4N.exe

  • Size

    47KB

  • MD5

    f5f85356ab9ad8e64d84eeef9afa06d0

  • SHA1

    39b5de0326562f33bb9a731444a2ee77c6a9e7e0

  • SHA256

    c88f8b636c8ef318eb21f2b52170907ba066da5491013607974909f1d720f4a4

  • SHA512

    574b343e66845a0c14d674ee90ff6c7d2adfe6f237d9a84cc58101f74a42b64d945e0a0dc67efcfa75dae27555c0752c9afd2635638112e5db8a4ceb8ccb5b66

  • SSDEEP

    768:di7hoKoGJFNK4Aq1RehBKh0p29SgRdSb1jT8:o7hdKPg6KhG29jdS5n8

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.

  • 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 36 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c88f8b636c8ef318eb21f2b52170907ba066da5491013607974909f1d720f4a4N.exe
    "C:\Users\Admin\AppData\Local\Temp\c88f8b636c8ef318eb21f2b52170907ba066da5491013607974909f1d720f4a4N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2312
    • C:\Users\Admin\AppData\Local\Temp\Trojan.exe
      "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4612
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:2800

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\Trojan.exe
    Filesize

    47KB

    MD5

    f5f85356ab9ad8e64d84eeef9afa06d0

    SHA1

    39b5de0326562f33bb9a731444a2ee77c6a9e7e0

    SHA256

    c88f8b636c8ef318eb21f2b52170907ba066da5491013607974909f1d720f4a4

    SHA512

    574b343e66845a0c14d674ee90ff6c7d2adfe6f237d9a84cc58101f74a42b64d945e0a0dc67efcfa75dae27555c0752c9afd2635638112e5db8a4ceb8ccb5b66

    Download Submit

  • memory/2312-0-0x0000000074642000-0x0000000074643000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2312-1-0x0000000074640000-0x0000000074BF1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2312-2-0x0000000074640000-0x0000000074BF1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2312-13-0x0000000074640000-0x0000000074BF1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4612-12-0x0000000074640000-0x0000000074BF1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4612-14-0x0000000074640000-0x0000000074BF1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4612-15-0x0000000074640000-0x0000000074BF1000-memory.dmp

    Filesize

    5.7MB

    Download