ab5b2f888b7e7ab72aac4708b87b30534565e3592c3d3a4fbe2b96f2b042a73a

Analysis

max time kernel
129s
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
27-03-2023 14:06

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General

Target

ab5b2f888b7e7ab72aac4708b87b30534565e3592c3d3a4fbe2b96f2b042a73a.doc
Size

267KB
MD5

febc13c0efc33249f96ce97cd4d04858
SHA1

d150c5b663b8acd1c645840419881843f3e135aa
SHA256

ab5b2f888b7e7ab72aac4708b87b30534565e3592c3d3a4fbe2b96f2b042a73a
SHA512

db39df577a004eeb599fd93e0f2d9ff6e364467ab6b50516bbfd0b4cf516cd6120e2fb1907220b2a64e55ff7b5bd54e33cd68deac6512cd4065f71e77491e1f1
SSDEEP

3072:AVlavgo1ON+Noor2psnVsSygl3r/4fmbG7pdH9loY2wyFDb:WWhnVif2G7TohpFD

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	8	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	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	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)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

2340 WINWORD.EXE
2340 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

2340 WINWORD.EXE
2340 WINWORD.EXE
2340 WINWORD.EXE
2340 WINWORD.EXE
2340 WINWORD.EXE
2340 WINWORD.EXE
2340 WINWORD.EXE
2340 WINWORD.EXE

pid	process
2340	WINWORD.EXE
2340	WINWORD.EXE

pid	process
2340	WINWORD.EXE
2340	WINWORD.EXE
2340	WINWORD.EXE
2340	WINWORD.EXE
2340	WINWORD.EXE
2340	WINWORD.EXE
2340	WINWORD.EXE
2340	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\ab5b2f888b7e7ab72aac4708b87b30534565e3592c3d3a4fbe2b96f2b042a73a.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2340

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/2340-121-0x00007FF941560000-0x00007FF941570000-memory.dmp

Filesize
64KB

Download
memory/2340-122-0x00007FF941560000-0x00007FF941570000-memory.dmp

Filesize
64KB

Download
memory/2340-123-0x00007FF941560000-0x00007FF941570000-memory.dmp

Filesize
64KB

Download
memory/2340-124-0x00007FF941560000-0x00007FF941570000-memory.dmp

Filesize
64KB

Download
memory/2340-127-0x00007FF93E070000-0x00007FF93E080000-memory.dmp

Filesize
64KB

Download
memory/2340-128-0x00007FF93E070000-0x00007FF93E080000-memory.dmp

Filesize
64KB

Download
memory/2340-393-0x00007FF941560000-0x00007FF941570000-memory.dmp

Filesize
64KB

Download
memory/2340-394-0x00007FF941560000-0x00007FF941570000-memory.dmp

Filesize
64KB

Download
memory/2340-396-0x00007FF941560000-0x00007FF941570000-memory.dmp

Filesize
64KB

Download
memory/2340-395-0x00007FF941560000-0x00007FF941570000-memory.dmp

Filesize
64KB

Download