26a2b448dc82400ef64b88557b9443731bf994f0539ccb147b14a9a89c0283d1

Analysis

max time kernel
137s
max time network
133s
platform
windows10_x64
resource
win10v20201028
submitted
18-01-2021 07:16

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General

Target

IMG_13791.doc
Size

623KB
MD5

f07ba9823647515d52c35fdc53936c2e
SHA1

2072b8921e48ffc0cfe1560e989cf63957b4343a
SHA256

26a2b448dc82400ef64b88557b9443731bf994f0539ccb147b14a9a89c0283d1
SHA512

87d3007aace763d6181b5c098fac1f28e58f6dfa74fb8375c08f190c129b2abb46068dabb115834e0287cbf8600fd08a05e4a9be47ba9248edf66456e4b5478f

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\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4768 WINWORD.EXE
4768 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

4768 WINWORD.EXE
4768 WINWORD.EXE
4768 WINWORD.EXE
4768 WINWORD.EXE
4768 WINWORD.EXE
4768 WINWORD.EXE
4768 WINWORD.EXE
4768 WINWORD.EXE

pid	process
4768	WINWORD.EXE
4768	WINWORD.EXE

pid	process
4768	WINWORD.EXE
4768	WINWORD.EXE
4768	WINWORD.EXE
4768	WINWORD.EXE
4768	WINWORD.EXE
4768	WINWORD.EXE
4768	WINWORD.EXE
4768	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_13791.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4768

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/4768-2-0x00007FF91BD80000-0x00007FF91BD90000-memory.dmp

Filesize
64KB

Download
memory/4768-3-0x00007FF91BD80000-0x00007FF91BD90000-memory.dmp

Filesize
64KB

Download
memory/4768-4-0x00007FF91BD80000-0x00007FF91BD90000-memory.dmp

Filesize
64KB

Download
memory/4768-5-0x00000236D06D0000-0x00000236D0D07000-memory.dmp

Filesize
6.2MB

Download
memory/4768-6-0x00007FF91BD80000-0x00007FF91BD90000-memory.dmp

Filesize
64KB

Download