809659f90b5f3edc664bbf98e7aa1d87e4d5e24c364a787cda1a6d7dec9dea19

Analysis

max time kernel
126s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2022 12:11

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General

Target

809659f90b5f3edc664bbf98e7aa1d87e4d5e24c364a787cda1a6d7dec9dea19.doc
Size

37KB
MD5

49cc9334922660aa05b41f4e0b3a4db0
SHA1

363d353b657f8c33224f67272f2376d90f89022b
SHA256

809659f90b5f3edc664bbf98e7aa1d87e4d5e24c364a787cda1a6d7dec9dea19
SHA512

8f2e1fffe198f8b2c006ad7ae46d3165af5fc1b78d21244b4db23a64b3ad5a43e98f276b786dcba25596c5ad58dccb873221df59753209cda89dee4a4105251f
SSDEEP

384:ewH1+1LtGTFP3bLfFOCjoElwurOm2iqawzhSvr9w6iTJB:P1+1JGhP3vF/qurOmsYr9w68

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 2 IoCs

Processes:

svchost.exe

description	ioc	process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{903BC760-B69F-4631-905B-1CD9F9F8E287}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{F87AFC33-7BBB-4C2B-8BAB-B299FEE3BD38}.catalogItem	svchost.exe

Checks processor information in registry 2 TTPs 6 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXEsvchost.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE

Enumerates system info in registry 2 TTPs 5 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXEsvchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	svchost.exe

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

1108 WINWORD.EXE
1108 WINWORD.EXE
Suspicious use of SetWindowsHookEx 9 IoCs

Processes:

WINWORD.EXE

pid process

1108 WINWORD.EXE
1108 WINWORD.EXE
1108 WINWORD.EXE
1108 WINWORD.EXE
1108 WINWORD.EXE
1108 WINWORD.EXE
1108 WINWORD.EXE
1108 WINWORD.EXE
1108 WINWORD.EXE

pid	process
1108	WINWORD.EXE
1108	WINWORD.EXE

pid	process
1108	WINWORD.EXE
1108	WINWORD.EXE
1108	WINWORD.EXE
1108	WINWORD.EXE
1108	WINWORD.EXE
1108	WINWORD.EXE
1108	WINWORD.EXE
1108	WINWORD.EXE
1108	WINWORD.EXE

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\809659f90b5f3edc664bbf98e7aa1d87e4d5e24c364a787cda1a6d7dec9dea19.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1108

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:1440

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/1108-132-0x00007FFD4B270000-0x00007FFD4B280000-memory.dmp

Filesize
64KB

Download
memory/1108-133-0x00007FFD4B270000-0x00007FFD4B280000-memory.dmp

Filesize
64KB

Download
memory/1108-134-0x00007FFD4B270000-0x00007FFD4B280000-memory.dmp

Filesize
64KB

Download
memory/1108-135-0x00007FFD4B270000-0x00007FFD4B280000-memory.dmp

Filesize
64KB

Download
memory/1108-136-0x00007FFD4B270000-0x00007FFD4B280000-memory.dmp

Filesize
64KB

Download
memory/1108-137-0x00007FFD49000000-0x00007FFD49010000-memory.dmp

Filesize
64KB

Download
memory/1108-138-0x00007FFD49000000-0x00007FFD49010000-memory.dmp

Filesize
64KB

Download
memory/1108-140-0x00007FFD4B270000-0x00007FFD4B280000-memory.dmp

Filesize
64KB

Download
memory/1108-141-0x00007FFD4B270000-0x00007FFD4B280000-memory.dmp

Filesize
64KB

Download
memory/1108-142-0x00007FFD4B270000-0x00007FFD4B280000-memory.dmp

Filesize
64KB

Download
memory/1108-143-0x00007FFD4B270000-0x00007FFD4B280000-memory.dmp

Filesize
64KB

Download