4a3d3363e5d265a5d1d1a5e0943ae88214bd3806ab4f94be7ebfe9ba9bef9b0c

Analysis

max time kernel
195s
max time network
200s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
11/10/2023, 20:53

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General

Target

4a3d3363e5d265a5d1d1a5e0943ae88214bd3806ab4f94be7ebfe9ba9bef9b0c.dll
Size

2.8MB
MD5

9f6e0d492f7445840ad2d7052cfa177f
SHA1

2bc776e2c636e317db3ed701187ee7863fb41543
SHA256

4a3d3363e5d265a5d1d1a5e0943ae88214bd3806ab4f94be7ebfe9ba9bef9b0c
SHA512

051c4069026b79c1a30f2a3eb77a498f6907053754aa0a887fa29670321d70e9f108957cf7e94dad25bf941562f20678875a2d07b469b0ffc69e3eb5687a6577
SSDEEP

49152:nak0aV1RZLnSnZ6R2S3IJ5RLqe94arMhjcU+uwaHz+hxJ+0pcMZ/3Vz:a381RZLngS3IJ5RLu0MhKhx80pRP

Score

5^/10

Malware Config

Signatures

Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs

pid	Process
996	rundll32.exe
996	rundll32.exe
996	rundll32.exe
996	rundll32.exe
996	rundll32.exe
996	rundll32.exe
996	rundll32.exe
996	rundll32.exe
996	rundll32.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
996	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5064 wrote to memory of 996	5064	rundll32.exe	84
PID 5064 wrote to memory of 996	5064	rundll32.exe	84
PID 5064 wrote to memory of 996	5064	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4a3d3363e5d265a5d1d1a5e0943ae88214bd3806ab4f94be7ebfe9ba9bef9b0c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5064
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4a3d3363e5d265a5d1d1a5e0943ae88214bd3806ab4f94be7ebfe9ba9bef9b0c.dll,#1
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Enumerates system info in registry
  - Suspicious use of SetWindowsHookEx
  PID:996

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/996-0-0x0000000010000000-0x0000000010421000-memory.dmp

Filesize
4.1MB

Download
memory/996-1-0x0000000010000000-0x0000000010421000-memory.dmp

Filesize
4.1MB

Download
memory/996-2-0x0000000010000000-0x0000000010421000-memory.dmp

Filesize
4.1MB

Download
memory/996-3-0x0000000010000000-0x0000000010421000-memory.dmp

Filesize
4.1MB

Download
memory/996-4-0x0000000010000000-0x0000000010421000-memory.dmp

Filesize
4.1MB

Download
memory/996-6-0x0000000010000000-0x0000000010421000-memory.dmp

Filesize
4.1MB

Download
memory/996-7-0x0000000010000000-0x0000000010421000-memory.dmp

Filesize
4.1MB

Download