846598080f351cf7715c3510ea3ba98d049ca867bfa9db3d23154ba5c88a3736

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/09/2024, 01:52

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General

Target

846598080f351cf7715c3510ea3ba98d049ca867bfa9db3d23154ba5c88a3736.dll
Size

38.8MB
MD5

5020b602da0255c7cd4043d36c90dce3
SHA1

95a5160cb4c8cc07ce05d88c2b92ca3b5e0fa39f
SHA256

846598080f351cf7715c3510ea3ba98d049ca867bfa9db3d23154ba5c88a3736
SHA512

1b557f2db1392d3012d1326f2ebea3f0212111ce388c31e0ed03256fa1cbbff08e11e023582e6d0e937338ebc5aef5ddda33c830fade01072d69a2489f8ad30f
SSDEEP

786432:xNJ08HIesS8AoM7NtFATGW0YqXG2jES5:yMRDZbXG2R5

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
3432	rundll32.exe
3432	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1836	3432	WerFault.exe	85

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 behavior: EnumeratesProcesses 2 IoCs

pid	Process
3432	rundll32.exe
3432	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2312 wrote to memory of 3432	2312	rundll32.exe	85
PID 2312 wrote to memory of 3432	2312	rundll32.exe	85
PID 2312 wrote to memory of 3432	2312	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\846598080f351cf7715c3510ea3ba98d049ca867bfa9db3d23154ba5c88a3736.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2312
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\846598080f351cf7715c3510ea3ba98d049ca867bfa9db3d23154ba5c88a3736.dll,#1
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3432
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3432 -s 640
    3⤵
    - Program crash
    PID:1836

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3432 -ip 3432
1⤵
PID:1972

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/3432-0-0x0000000002030000-0x000000000478B000-memory.dmp

Filesize
39.4MB

Download
memory/3432-2-0x0000000002030000-0x000000000478B000-memory.dmp

Filesize
39.4MB

Download
memory/3432-3-0x0000000002D34000-0x0000000003CDD000-memory.dmp

Filesize
15.7MB

Download
memory/3432-5-0x0000000004910000-0x0000000004911000-memory.dmp

Filesize
4KB

Download
memory/3432-4-0x0000000000670000-0x0000000000671000-memory.dmp

Filesize
4KB

Download
memory/3432-6-0x0000000002030000-0x000000000478B000-memory.dmp

Filesize
39.4MB

Download
memory/3432-8-0x0000000002030000-0x000000000478B000-memory.dmp

Filesize
39.4MB

Download
memory/3432-9-0x0000000002D34000-0x0000000003CDD000-memory.dmp

Filesize
15.7MB

Download