5d5e67fb50030d44113ab3fff345319a7fc366957c7f9368e94264416de2dbf1

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21/01/2025, 03:01

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General

Target

HTCTL32.dll
Size

320KB
MD5

c94005d2dcd2a54e40510344e0bb9435
SHA1

55b4a1620c5d0113811242c20bd9870a1e31d542
SHA256

3c072532bf7674d0c5154d4d22a9d9c0173530c0d00f69911cdbc2552175d899
SHA512

2e6f673864a54b1dcad9532ef9b18a9c45c0844f1f53e699fade2f41e43fa5cbc9b8e45e6f37b95f84cf6935a96fba2950ee3e0e9542809fd288fefba34ddd6a
SSDEEP

6144:Hib5YbsXPKXd6ppGpwpbGf30IVFpSzyaHx3/4aY5dUilQpAf84lH0JYBAnM1OKB:Hib5YbsXioEgULFpSzya9/lY5SilQCfR

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process
2532	2708	WerFault.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2472 wrote to memory of 2708	2472	rundll32.exe	30
PID 2472 wrote to memory of 2708	2472	rundll32.exe	30
PID 2472 wrote to memory of 2708	2472	rundll32.exe	30
PID 2472 wrote to memory of 2708	2472	rundll32.exe	30
PID 2472 wrote to memory of 2708	2472	rundll32.exe	30
PID 2472 wrote to memory of 2708	2472	rundll32.exe	30
PID 2472 wrote to memory of 2708	2472	rundll32.exe	30
PID 2708 wrote to memory of 2532	2708	rundll32.exe	31
PID 2708 wrote to memory of 2532	2708	rundll32.exe	31
PID 2708 wrote to memory of 2532	2708	rundll32.exe	31
PID 2708 wrote to memory of 2532	2708	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\HTCTL32.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2472
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\HTCTL32.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2708
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2708 -s 228
    3⤵
    - Program crash
    PID:2532

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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