c18a8f9b247d1af804f7deb0e94fd9e853f760e27bdab7b39aceb17b12e90954

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19-01-2021 16:35

210119-f4jb7cdzrs 10

Analysis

max time kernel
139s
max time network
134s
platform
windows10_x64
resource
win10v20201028
submitted
19-01-2021 16:35

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General

Target

IMG_0661.doc
Size

720KB
MD5

1cc97f80c8e2b8c63dcced418802f05d
SHA1

ea7a55042caf762d2ef656a4395b6abe09f57644
SHA256

c18a8f9b247d1af804f7deb0e94fd9e853f760e27bdab7b39aceb17b12e90954
SHA512

dd4a8a478704fb433e0c27972ceb1e128885994058a313eb0a5b5687b7b948a97261f1d237dc455ab1575b5808dc82eb5b50c2219f9fe3a6f3d80f841ee45d6f

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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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

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

Processes:

WINWORD.EXE

pid process

412 WINWORD.EXE
412 WINWORD.EXE
412 WINWORD.EXE
412 WINWORD.EXE
412 WINWORD.EXE
412 WINWORD.EXE
412 WINWORD.EXE
412 WINWORD.EXE

pid	process
412	WINWORD.EXE
412	WINWORD.EXE

pid	process
412	WINWORD.EXE
412	WINWORD.EXE
412	WINWORD.EXE
412	WINWORD.EXE
412	WINWORD.EXE
412	WINWORD.EXE
412	WINWORD.EXE
412	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\IMG_0661.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:412

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

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Downloads

memory/412-2-0x00007FFD654A0000-0x00007FFD654B0000-memory.dmp

Filesize
64KB

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memory/412-3-0x00007FFD654A0000-0x00007FFD654B0000-memory.dmp

Filesize
64KB

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memory/412-4-0x00007FFD654A0000-0x00007FFD654B0000-memory.dmp

Filesize
64KB

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memory/412-6-0x00007FFD654A0000-0x00007FFD654B0000-memory.dmp

Filesize
64KB

Download
memory/412-5-0x00007FFD84AE0000-0x00007FFD85117000-memory.dmp

Filesize
6.2MB

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Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads