457a297017c231eb325aaf2dfc147cc577cee21a5069f7039436d514aaf957c0

General

Target

457a297017c231eb325aaf2dfc147cc577cee21a5069f7039436d514aaf957c0.doc
Size

147KB
MD5

24340f354cc15858518dbb00fe6fa764
SHA1

ae160795eefcb5e28e555849e3e517984bad45af
SHA256

457a297017c231eb325aaf2dfc147cc577cee21a5069f7039436d514aaf957c0
SHA512

a5385bba32666cd2651ef616aa12b9f07322c9d3bf41f9852737a43d8412de67995f5abd275b9379e4853f257ec90040d83db4fe590caca19f31c8466735f3a4

Score

10^/10

Malware Config

Signatures

Suspicious use of SetWindowsHookEx 19 IoCs

Processes:

WINWORD.EXE

pid	process
3812	WINWORD.EXE
3812	WINWORD.EXE
3812	WINWORD.EXE
3812	WINWORD.EXE
3812	WINWORD.EXE
3812	WINWORD.EXE
3812	WINWORD.EXE
3812	WINWORD.EXE
3812	WINWORD.EXE
3812	WINWORD.EXE
3812	WINWORD.EXE
3812	WINWORD.EXE
3812	WINWORD.EXE
3812	WINWORD.EXE
3812	WINWORD.EXE
3812	WINWORD.EXE
3812	WINWORD.EXE
3812	WINWORD.EXE
3812	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3812 WINWORD.EXE
3812 WINWORD.EXE

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

regsvr32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	3880	3812	regsvr32.exe	WINWORD.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

WINWORD.EXE

description	pid	process	target process
PID 3812 wrote to memory of 3880	3812	WINWORD.EXE	regsvr32.exe
PID 3812 wrote to memory of 3880	3812	WINWORD.EXE	regsvr32.exe

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

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\457a297017c231eb325aaf2dfc147cc577cee21a5069f7039436d514aaf957c0.doc" /o ""
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of WriteProcessMemory
- Checks processor information in registry
- Enumerates system info in registry
PID:3812

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" ww.tmp
2⤵
- Process spawned unexpected child process
PID:3880

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3812-0-0x000001B086ABB000-0x000001B086AC0000-memory.dmp

Filesize
20KB

Download
memory/3812-1-0x000001B086ABB000-0x000001B086AC0000-memory.dmp

Filesize
20KB

Download
memory/3812-2-0x000001B086ABB000-0x000001B086AC0000-memory.dmp

Filesize
20KB

Download
memory/3880-3-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads