3927e9bf483943765d06f52b5da3e3ec5fbc2ac7db70be5c863f38765427d8f6

Analysis

max time kernel
111s
max time network
98s
platform
windows11-21h2_x64
resource
win11-20241023-en
resource tags

arch:x64arch:x86image:win11-20241023-enlocale:en-usos:windows11-21h2-x64system
submitted
09-01-2025 12:38

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General

Target

toolSync_v1/madHcNet32.dll
Size

894KB
MD5

041d41db569d4bbe764df2586205027e
SHA1

ea36c581a456fa55694df4a0748ca6e3795dca2b
SHA256

76dd9f6acbd1104458bcfc216c32e4f8d4de7ae63bbaf01412bd9aa545c4ed59
SHA512

661dea5145d31ce15fae23a1c2c4591e743a8528bd4eac6a426bf7fad12b4d2aaea01d69d71fbdadbc8d45d4485e94df1f68af1c5a489cf92893c54f2fe6cd83
SSDEEP

24576:wlUbWq3/gquYUJ4Vgv0eUnDaE0bOxf/T9:wUR4quYUJ4VgceXE0Cxfr

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2324	1372	WerFault.exe	78

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 3 IoCs

description	pid	Process	procid_target
PID 4792 wrote to memory of 1372	4792	rundll32.exe	78
PID 4792 wrote to memory of 1372	4792	rundll32.exe	78
PID 4792 wrote to memory of 1372	4792	rundll32.exe	78

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\toolSync_v1\madHcNet32.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4792
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\toolSync_v1\madHcNet32.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1372
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1372 -s 580
    3⤵
    - Program crash
    PID:2324

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1372 -ip 1372
1⤵
PID:1112

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

Replay Monitor

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Downloads

memory/1372-0-0x000000004A600000-0x000000004A6EC000-memory.dmp

Filesize
944KB

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