7eb7a0ed01e80adb89b192b7876cafda055c00c1c5ce94d1a2f2f6f356643a32

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
25/03/2025, 17:11

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General

Target

tzz1/HTCTL32.dll
Size

320KB
MD5

2d3b207c8a48148296156e5725426c7f
SHA1

ad464eb7cf5c19c8a443ab5b590440b32dbc618f
SHA256

edfe2b923bfb5d1088de1611401f5c35ece91581e71503a5631647ac51f7d796
SHA512

55c791705993b83c9b26a8dbd545d7e149c42ee358ecece638128ee271e85b4fdbfd6fbae61d13533bf39ae752144e2cc2c5edcda955f18c37a785084db0860c
SSDEEP

6144:2ib5YbsXPKXd6ppGpwpbGf30IVFpSzyaHx3/4aY5dUilQpAf84lH0JYBAnM1OK/Y:2ib5YbsXioEgULFpSzya9/lY5SilQCfg

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2512	2056	WerFault.exe	30

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 2272 wrote to memory of 2056	2272	rundll32.exe	30
PID 2272 wrote to memory of 2056	2272	rundll32.exe	30
PID 2272 wrote to memory of 2056	2272	rundll32.exe	30
PID 2272 wrote to memory of 2056	2272	rundll32.exe	30
PID 2272 wrote to memory of 2056	2272	rundll32.exe	30
PID 2272 wrote to memory of 2056	2272	rundll32.exe	30
PID 2272 wrote to memory of 2056	2272	rundll32.exe	30
PID 2056 wrote to memory of 2512	2056	rundll32.exe	31
PID 2056 wrote to memory of 2512	2056	rundll32.exe	31
PID 2056 wrote to memory of 2512	2056	rundll32.exe	31
PID 2056 wrote to memory of 2512	2056	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\tzz1\HTCTL32.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\tzz1\HTCTL32.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2056
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2056 -s 228
    3⤵
    - Program crash
    PID:2512

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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