0ce879f13728266492e11f813f8dc021cd66ce1fe35b685c9d4293dc9dc7a203

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 03:55

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General

Target

$PROGRAMFILES/HCA/HCAServiSign/HCA/CsHis30.dll
Size

1.4MB
MD5

40d354b9237a152265ed609afc8b0540
SHA1

1b1ee20810aba635ebc3d23374dc93ba253fd190
SHA256

994c7c9c9c5da43f2f6314b89dbe7a8c887adb832d77e2f70226fc0ded3e881d
SHA512

9a75eff34ffb73287acdc57dfd29823831cd2193549d50dc824c544f44de7b37aa93911720879563ca6cc28da2557b041c2432dbf489b0d0aba08f6f1a5ffda7
SSDEEP

24576:S8p3O4VCOeFJoVIUF3IEET4kS7WRqKb0H4e/lwGUH+ZlLGVIvONV:T84VpxEDRQHllh

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2140	2420	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 2344 wrote to memory of 2420	2344	rundll32.exe	30
PID 2344 wrote to memory of 2420	2344	rundll32.exe	30
PID 2344 wrote to memory of 2420	2344	rundll32.exe	30
PID 2344 wrote to memory of 2420	2344	rundll32.exe	30
PID 2344 wrote to memory of 2420	2344	rundll32.exe	30
PID 2344 wrote to memory of 2420	2344	rundll32.exe	30
PID 2344 wrote to memory of 2420	2344	rundll32.exe	30
PID 2420 wrote to memory of 2140	2420	rundll32.exe	31
PID 2420 wrote to memory of 2140	2420	rundll32.exe	31
PID 2420 wrote to memory of 2140	2420	rundll32.exe	31
PID 2420 wrote to memory of 2140	2420	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PROGRAMFILES\HCA\HCAServiSign\HCA\CsHis30.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PROGRAMFILES\HCA\HCAServiSign\HCA\CsHis30.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2420
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2420 -s 248
    3⤵
    - Program crash
    PID:2140

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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