e054fee8e166f73b9213cbd2c4fb5b22ce158d7cc913878049ba3dbe70158592

Analysis

max time kernel
129s
max time network
139s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
22-03-2023 16:22

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General

Target

e054fee8e166f73b9213cbd2c4fb5b22ce158d7cc913878049ba3dbe70158592.doc
Size

270KB
MD5

c8898ca0af2861682e1fb970ae4cdb7e
SHA1

d58c7c6a2a86b825ca042c6b1493ac60e1d85c89
SHA256

e054fee8e166f73b9213cbd2c4fb5b22ce158d7cc913878049ba3dbe70158592
SHA512

471478f93a46c51693c6c81210f47b5d04508ee2028c812e6a258fb42d5c8dfc53b0754d64c33aa0e1c5481fdac4215439b3305240d53e7d910d023391e10edf
SSDEEP

3072:FKQlkhFVDQxhkDzo0qT5e/UDrpgIAww6MVikUiAageLXQcXhq7P3PfdyY:FK+k5DQPkPq5pRO6ezw7P9y

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 10 IoCs

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

Processes:

description	flow	ioc
HTTP User-Agent header	20	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	26	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	12	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	10	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	14	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	24	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3640 WINWORD.EXE
3640 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

3640 WINWORD.EXE
3640 WINWORD.EXE
3640 WINWORD.EXE
3640 WINWORD.EXE
3640 WINWORD.EXE
3640 WINWORD.EXE
3640 WINWORD.EXE
3640 WINWORD.EXE

pid	process
3640	WINWORD.EXE
3640	WINWORD.EXE

pid	process
3640	WINWORD.EXE
3640	WINWORD.EXE
3640	WINWORD.EXE
3640	WINWORD.EXE
3640	WINWORD.EXE
3640	WINWORD.EXE
3640	WINWORD.EXE
3640	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\e054fee8e166f73b9213cbd2c4fb5b22ce158d7cc913878049ba3dbe70158592.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3640

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/3640-116-0x00007FFF25A60000-0x00007FFF25A70000-memory.dmp

Filesize
64KB

Download
memory/3640-117-0x00007FFF25A60000-0x00007FFF25A70000-memory.dmp

Filesize
64KB

Download
memory/3640-118-0x00007FFF25A60000-0x00007FFF25A70000-memory.dmp

Filesize
64KB

Download
memory/3640-119-0x00007FFF25A60000-0x00007FFF25A70000-memory.dmp

Filesize
64KB

Download
memory/3640-122-0x00007FFF21FF0000-0x00007FFF22000000-memory.dmp

Filesize
64KB

Download
memory/3640-123-0x00007FFF21FF0000-0x00007FFF22000000-memory.dmp

Filesize
64KB

Download
memory/3640-385-0x00007FFF25A60000-0x00007FFF25A70000-memory.dmp

Filesize
64KB

Download
memory/3640-386-0x00007FFF25A60000-0x00007FFF25A70000-memory.dmp

Filesize
64KB

Download
memory/3640-387-0x00007FFF25A60000-0x00007FFF25A70000-memory.dmp

Filesize
64KB

Download
memory/3640-388-0x00007FFF25A60000-0x00007FFF25A70000-memory.dmp

Filesize
64KB

Download