7066b16617a1af00497402c56f11c54360818d320f6b33cbca1b4aecfdd2d0ae

Analysis

max time kernel
140s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
31/05/2023, 19:57

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General

Target

7066b16617a1af00497402c56f11c54360818d320f6b33cbca1b4aecfdd2d0ae.dll
Size

1.1MB
MD5

ba04bd3d137a9b13d1a1f579efebc1c5
SHA1

4c700dbaff78894af71cc4310797fab47dcffb8b
SHA256

7066b16617a1af00497402c56f11c54360818d320f6b33cbca1b4aecfdd2d0ae
SHA512

581f1b186e362d37e0c35e3c23877e24d9e76839730465696d5e6ce580227f95988f99cc351b9327dd6c98a5aa491b952a7a7012b9e013593424932fc7590857
SSDEEP

24576:4i43dNlaWz3a/UJY59tEFaHkI6Aw9DzMci6ayY:4i43PE5DEFaHR6AuDuyY

Score

5^/10

Malware Config

Signatures

Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs

pid	Process
1348	rundll32.exe
1348	rundll32.exe
1348	rundll32.exe
1348	rundll32.exe
1348	rundll32.exe
1348	rundll32.exe
1348	rundll32.exe
1348	rundll32.exe
1348	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2044	1348	WerFault.exe	28

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 WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1344 wrote to memory of 1348	1344	rundll32.exe	28
PID 1344 wrote to memory of 1348	1344	rundll32.exe	28
PID 1344 wrote to memory of 1348	1344	rundll32.exe	28
PID 1344 wrote to memory of 1348	1344	rundll32.exe	28
PID 1344 wrote to memory of 1348	1344	rundll32.exe	28
PID 1344 wrote to memory of 1348	1344	rundll32.exe	28
PID 1344 wrote to memory of 1348	1344	rundll32.exe	28
PID 1348 wrote to memory of 2044	1348	rundll32.exe	29
PID 1348 wrote to memory of 2044	1348	rundll32.exe	29
PID 1348 wrote to memory of 2044	1348	rundll32.exe	29
PID 1348 wrote to memory of 2044	1348	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7066b16617a1af00497402c56f11c54360818d320f6b33cbca1b4aecfdd2d0ae.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1344
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7066b16617a1af00497402c56f11c54360818d320f6b33cbca1b4aecfdd2d0ae.dll,#1
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Enumerates system info in registry
  - Suspicious use of WriteProcessMemory
  PID:1348
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1348 -s 284
    3⤵
    - Program crash
    PID:2044

Network

MITRE ATT&CK Enterprise v6

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/1348-54-0x0000000076F70000-0x0000000076FB7000-memory.dmp

Filesize
284KB

Download
memory/1348-461-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-462-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-463-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-464-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-460-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-466-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-465-0x00000000752D0000-0x00000000753E1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-468-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-469-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-467-0x00000000751B0000-0x00000000752C1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-471-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-472-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-473-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-470-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-474-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-475-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-476-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-477-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-478-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-480-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-481-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-482-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-483-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-484-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-485-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-479-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-486-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-487-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-488-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-489-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-490-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-491-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-493-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-494-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-495-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-496-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-497-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-492-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-499-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-500-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-501-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-502-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-498-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-503-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-505-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-504-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-506-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-508-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-507-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-509-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-510-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-511-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-512-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-513-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-514-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-515-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-516-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-517-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-518-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-519-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-520-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-521-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-523-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-524-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-522-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-1471-0x0000000001EB0000-0x0000000001FB0000-memory.dmp

Filesize
1024KB

Download
memory/1348-1473-0x0000000001FF0000-0x0000000002171000-memory.dmp

Filesize
1.5MB

Download
memory/1348-4806-0x00000000022A0000-0x00000000023B1000-memory.dmp

Filesize
1.1MB

Download
memory/1348-4807-0x00000000024D0000-0x0000000002571000-memory.dmp

Filesize
644KB

Download
memory/1348-4808-0x00000000023C0000-0x00000000024C1000-memory.dmp

Filesize
1.0MB

Download
memory/1348-4809-0x0000000001EB0000-0x0000000001FB0000-memory.dmp

Filesize
1024KB

Download
memory/1348-4820-0x00000000751B0000-0x00000000752C1000-memory.dmp

Filesize
1.1MB

Download