7770b38eb5e7a7ceba40f2ae8767f4e5714e814e4d338fc20062929c068d149f

Analysis

max time kernel
128s
max time network
152s
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 23:37

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General

Target

7770b38eb5e7a7ceba40f2ae8767f4e5714e814e4d338fc20062929c068d149f.doc
Size

231KB
MD5

88a6a16bad4db86859538845078f132c
SHA1

7d1ee1b7cc321257aeae09676fa27111c90eee2c
SHA256

7770b38eb5e7a7ceba40f2ae8767f4e5714e814e4d338fc20062929c068d149f
SHA512

1a397dc2ac81d704603ea7ceda392ed060db8e37d44dde0d8a46ed95760cda84190136572774db8dd27bcb82f104f71640a7ebbc52ab2afc58e1dff79e7b4761
SSDEEP

3072:ZA+PsTZ4y349tHRZ8N0AV62fEKJ3GApcRrsUvjUwKZXOl:ZPkTmm4PH8N9VVEi3GRrRyK

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	10	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	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	24	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	18	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	16	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4068 WINWORD.EXE
4068 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

4068 WINWORD.EXE
4068 WINWORD.EXE
4068 WINWORD.EXE
4068 WINWORD.EXE
4068 WINWORD.EXE
4068 WINWORD.EXE
4068 WINWORD.EXE
4068 WINWORD.EXE

pid	process
4068	WINWORD.EXE
4068	WINWORD.EXE

pid	process
4068	WINWORD.EXE
4068	WINWORD.EXE
4068	WINWORD.EXE
4068	WINWORD.EXE
4068	WINWORD.EXE
4068	WINWORD.EXE
4068	WINWORD.EXE
4068	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\7770b38eb5e7a7ceba40f2ae8767f4e5714e814e4d338fc20062929c068d149f.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4068

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/4068-117-0x00007FF8861F0000-0x00007FF886200000-memory.dmp

Filesize
64KB

Download
memory/4068-118-0x00007FF8861F0000-0x00007FF886200000-memory.dmp

Filesize
64KB

Download
memory/4068-119-0x00007FF8861F0000-0x00007FF886200000-memory.dmp

Filesize
64KB

Download
memory/4068-120-0x00007FF8861F0000-0x00007FF886200000-memory.dmp

Filesize
64KB

Download
memory/4068-123-0x00007FF882940000-0x00007FF882950000-memory.dmp

Filesize
64KB

Download
memory/4068-124-0x00007FF882940000-0x00007FF882950000-memory.dmp

Filesize
64KB

Download
memory/4068-388-0x00007FF8861F0000-0x00007FF886200000-memory.dmp

Filesize
64KB

Download
memory/4068-389-0x00007FF8861F0000-0x00007FF886200000-memory.dmp

Filesize
64KB

Download
memory/4068-390-0x00007FF8861F0000-0x00007FF886200000-memory.dmp

Filesize
64KB

Download
memory/4068-391-0x00007FF8861F0000-0x00007FF886200000-memory.dmp

Filesize
64KB

Download