46b5f2101f8b6f5c1e403c081f22f28324eead89b99c29fe4aec7fd897957542

Analysis

max time kernel
106s
max time network
133s
platform
windows10_x64
resource
win10-en-20210920
submitted
22-10-2021 07:58

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General

Target

FLOW LINE CONTRACT00939.doc
Size

340KB
MD5

394e89606006e87e27f4ae0fd565f581
SHA1

57752319c6bf8f207b1c639e56cc5f335241ce4f
SHA256

46b5f2101f8b6f5c1e403c081f22f28324eead89b99c29fe4aec7fd897957542
SHA512

26bfcc9808366f840b49f432a015d953b349c80fc6bd6755157d4020cd5cd8e66d768ce6fc12b0e58737b7fb0a6e4eff4bc1d05b80fa042cedbef08ad2d7ee1a

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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3308 WINWORD.EXE
3308 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

3308 WINWORD.EXE
3308 WINWORD.EXE
3308 WINWORD.EXE
3308 WINWORD.EXE
3308 WINWORD.EXE
3308 WINWORD.EXE
3308 WINWORD.EXE
3308 WINWORD.EXE

pid	process
3308	WINWORD.EXE
3308	WINWORD.EXE

pid	process
3308	WINWORD.EXE
3308	WINWORD.EXE
3308	WINWORD.EXE
3308	WINWORD.EXE
3308	WINWORD.EXE
3308	WINWORD.EXE
3308	WINWORD.EXE
3308	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\FLOW LINE CONTRACT00939.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3308

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/3308-115-0x00007FFCB3220000-0x00007FFCB3230000-memory.dmp

Filesize
64KB

Download
memory/3308-116-0x00007FFCB3220000-0x00007FFCB3230000-memory.dmp

Filesize
64KB

Download
memory/3308-117-0x00007FFCB3220000-0x00007FFCB3230000-memory.dmp

Filesize
64KB

Download
memory/3308-118-0x00007FFCB3220000-0x00007FFCB3230000-memory.dmp

Filesize
64KB

Download
memory/3308-119-0x000001CBD9220000-0x000001CBD9222000-memory.dmp

Filesize
8KB

Download
memory/3308-120-0x000001CBD9220000-0x000001CBD9222000-memory.dmp

Filesize
8KB

Download
memory/3308-121-0x00007FFCB3220000-0x00007FFCB3230000-memory.dmp

Filesize
64KB

Download
memory/3308-122-0x000001CBD9220000-0x000001CBD9222000-memory.dmp

Filesize
8KB

Download