558017ae9c3c65e65d03ded1a32e0c873c379be2bcf52c321b5cb4a12d04f18a

Analysis

max time kernel
128s
max time network
133s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
21-03-2023 23:33

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General

Target

558017ae9c3c65e65d03ded1a32e0c873c379be2bcf52c321b5cb4a12d04f18a.doc
Size

381KB
MD5

1640c9beb6c7afe550ba2e2d7584f179
SHA1

74e2fcb40aa441192b94d57cb46d6aed9bd1b353
SHA256

558017ae9c3c65e65d03ded1a32e0c873c379be2bcf52c321b5cb4a12d04f18a
SHA512

9b0869ad92708cee4446781589589a48bb4d3cb433ed9695e79d5ce65e8b962e9cea51dbd2885a85892f6c0bdcf4dea2e3ebdaac14ede15d8659f1be029a5287
SSDEEP

6144:E9fcsHgsTGbWqjWQ6e7t/5MIUAWuVfzmSsWnpoWgXEyV/FF:2fPPGBWQ6CBMIUreiSXgXtF

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
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

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.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

Script User-Agent 8 IoCs

Uses user-agent string associated with script host/environment.

Processes:

description	flow	ioc
HTTP User-Agent header	14	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	16	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	18	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	20	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	22	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	8	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	10	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	12	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

1628 WINWORD.EXE
1628 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

1628 WINWORD.EXE
1628 WINWORD.EXE
1628 WINWORD.EXE
1628 WINWORD.EXE
1628 WINWORD.EXE
1628 WINWORD.EXE
1628 WINWORD.EXE
1628 WINWORD.EXE

pid	process
1628	WINWORD.EXE
1628	WINWORD.EXE

pid	process
1628	WINWORD.EXE
1628	WINWORD.EXE
1628	WINWORD.EXE
1628	WINWORD.EXE
1628	WINWORD.EXE
1628	WINWORD.EXE
1628	WINWORD.EXE
1628	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\558017ae9c3c65e65d03ded1a32e0c873c379be2bcf52c321b5cb4a12d04f18a.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1628

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1628-121-0x00007FF7FFD80000-0x00007FF7FFD90000-memory.dmp

Filesize
64KB

Download
memory/1628-122-0x00007FF7FFD80000-0x00007FF7FFD90000-memory.dmp

Filesize
64KB

Download
memory/1628-123-0x00007FF7FFD80000-0x00007FF7FFD90000-memory.dmp

Filesize
64KB

Download
memory/1628-124-0x00007FF7FFD80000-0x00007FF7FFD90000-memory.dmp

Filesize
64KB

Download
memory/1628-127-0x00007FF7FC210000-0x00007FF7FC220000-memory.dmp

Filesize
64KB

Download
memory/1628-128-0x00007FF7FC210000-0x00007FF7FC220000-memory.dmp

Filesize
64KB

Download
memory/1628-313-0x0000016C5A8F0000-0x0000016C5A981000-memory.dmp

Filesize
580KB

Download
memory/1628-316-0x0000016C5A8F0000-0x0000016C5A981000-memory.dmp

Filesize
580KB

Download
memory/1628-317-0x0000016C598E0000-0x0000016C5990F000-memory.dmp

Filesize
188KB

Download
memory/1628-320-0x0000016C5A8F0000-0x0000016C5A981000-memory.dmp

Filesize
580KB

Download
memory/1628-321-0x0000016C598E0000-0x0000016C5990F000-memory.dmp

Filesize
188KB

Download
memory/1628-328-0x0000016C5A8F0000-0x0000016C5A981000-memory.dmp

Filesize
580KB

Download
memory/1628-332-0x0000016C5A8F0000-0x0000016C5A981000-memory.dmp

Filesize
580KB

Download
memory/1628-333-0x0000016C598E0000-0x0000016C5990F000-memory.dmp

Filesize
188KB

Download
memory/1628-409-0x00007FF7FFD80000-0x00007FF7FFD90000-memory.dmp

Filesize
64KB

Download
memory/1628-408-0x00007FF7FFD80000-0x00007FF7FFD90000-memory.dmp

Filesize
64KB

Download
memory/1628-410-0x00007FF7FFD80000-0x00007FF7FFD90000-memory.dmp

Filesize
64KB

Download
memory/1628-412-0x0000016C5A8F0000-0x0000016C5A981000-memory.dmp

Filesize
580KB

Download
memory/1628-413-0x0000016C598E0000-0x0000016C5990F000-memory.dmp

Filesize
188KB

Download
memory/1628-411-0x00007FF7FFD80000-0x00007FF7FFD90000-memory.dmp

Filesize
64KB

Download