a61b2eafcf39715031357df6b01e85e0d1ea2e8ee1dfec241b114e18f7a1163f

Analysis

max time kernel
1132s
max time network
868s
platform
windows10-1703_x64
resource
win10-20230703-en
resource tags

arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system
submitted
11-07-2023 21:36

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General

Target

Overview_of_UWCs_UkraineInNATO_campaign.docx
Size

117KB
MD5

d227874863036b8e73a3894a19bd25a0
SHA1

2400b169ee2c38ac146c67408debc9b4fa4fca5f
SHA256

a61b2eafcf39715031357df6b01e85e0d1ea2e8ee1dfec241b114e18f7a1163f
SHA512

5304a8f4fce0718df717e67b0c91b3aef670f8fa226ee49dc23b72bb677301d310016626433ee8336f393f2afc92609f6c69c99862055c71316bef3f762714ed
SSDEEP

3072:l7+cULFyt0l7P8trDG5CL1WvRC5pugMExFAiWRXlV:lPrtWuK5C8vE5puiFAimlV

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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3752 WINWORD.EXE
3752 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

3752 WINWORD.EXE
3752 WINWORD.EXE
3752 WINWORD.EXE
3752 WINWORD.EXE
3752 WINWORD.EXE
3752 WINWORD.EXE
3752 WINWORD.EXE
3752 WINWORD.EXE

pid	process
3752	WINWORD.EXE
3752	WINWORD.EXE

pid	process
3752	WINWORD.EXE
3752	WINWORD.EXE
3752	WINWORD.EXE
3752	WINWORD.EXE
3752	WINWORD.EXE
3752	WINWORD.EXE
3752	WINWORD.EXE
3752	WINWORD.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

WINWORD.EXE

description	pid	process	target process
PID 3752 wrote to memory of 2088	3752	WINWORD.EXE	splwow64.exe
PID 3752 wrote to memory of 2088	3752	WINWORD.EXE	splwow64.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\Overview_of_UWCs_UkraineInNATO_campaign.docx" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3752

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:2088

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3752-117-0x00007FFEB10D0000-0x00007FFEB10E0000-memory.dmp

Filesize
64KB

Download
memory/3752-118-0x00007FFEB10D0000-0x00007FFEB10E0000-memory.dmp

Filesize
64KB

Download
memory/3752-119-0x00007FFEB10D0000-0x00007FFEB10E0000-memory.dmp

Filesize
64KB

Download
memory/3752-120-0x00007FFEB10D0000-0x00007FFEB10E0000-memory.dmp

Filesize
64KB

Download
memory/3752-123-0x00007FFEAE3F0000-0x00007FFEAE400000-memory.dmp

Filesize
64KB

Download
memory/3752-124-0x00007FFEAE3F0000-0x00007FFEAE400000-memory.dmp

Filesize
64KB

Download