f975eb7996b1524bddb549c5bc8a343205d452cebf152221e58a326df2a7c65e

Analysis

max time kernel
129s
max time network
132s
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 23:32

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General

Target

f975eb7996b1524bddb549c5bc8a343205d452cebf152221e58a326df2a7c65e.doc
Size

283KB
MD5

df1ce7ef87ff6936223e000a7191e1bf
SHA1

682906a888585316ddadc3a827c24f249670c621
SHA256

f975eb7996b1524bddb549c5bc8a343205d452cebf152221e58a326df2a7c65e
SHA512

dcf60dc2f7fe2092c83c4634bd2965138fc3213ddf2e5cedb7a7bee8fd59661339b2bf06866b73ddb55ffd6a2e25130af761f708b14e8bbd53d71fd80d549d62
SSDEEP

6144:hl96ugeooPHdWUgghO4lip9+PbJgaTOdz:hi5VoPHzDO40gS1dz

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 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	WINWORD.EXE

Script User-Agent 10 IoCs

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

Processes:

description	flow	ioc
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	14	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	10	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	24	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3048 WINWORD.EXE
3048 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

3048 WINWORD.EXE
3048 WINWORD.EXE
3048 WINWORD.EXE
3048 WINWORD.EXE
3048 WINWORD.EXE
3048 WINWORD.EXE
3048 WINWORD.EXE
3048 WINWORD.EXE

pid	process
3048	WINWORD.EXE
3048	WINWORD.EXE

pid	process
3048	WINWORD.EXE
3048	WINWORD.EXE
3048	WINWORD.EXE
3048	WINWORD.EXE
3048	WINWORD.EXE
3048	WINWORD.EXE
3048	WINWORD.EXE
3048	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\f975eb7996b1524bddb549c5bc8a343205d452cebf152221e58a326df2a7c65e.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3048

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/3048-116-0x00007FFA83380000-0x00007FFA83390000-memory.dmp

Filesize
64KB

Download
memory/3048-117-0x00007FFA83380000-0x00007FFA83390000-memory.dmp

Filesize
64KB

Download
memory/3048-118-0x00007FFA83380000-0x00007FFA83390000-memory.dmp

Filesize
64KB

Download
memory/3048-119-0x00007FFA83380000-0x00007FFA83390000-memory.dmp

Filesize
64KB

Download
memory/3048-122-0x00007FFA7F810000-0x00007FFA7F820000-memory.dmp

Filesize
64KB

Download
memory/3048-123-0x00007FFA7F810000-0x00007FFA7F820000-memory.dmp

Filesize
64KB

Download
memory/3048-371-0x00007FFA83380000-0x00007FFA83390000-memory.dmp

Filesize
64KB

Download
memory/3048-372-0x00007FFA83380000-0x00007FFA83390000-memory.dmp

Filesize
64KB

Download
memory/3048-373-0x00007FFA83380000-0x00007FFA83390000-memory.dmp

Filesize
64KB

Download
memory/3048-374-0x00007FFA83380000-0x00007FFA83390000-memory.dmp

Filesize
64KB

Download