91a88238f5b4dc93a3626e9fc6cf1c5e10b5690153bac179606128380fb45142

Analysis

max time kernel
136s
max time network
129s
platform
windows10_x64
resource
win10v20201028
submitted
21-01-2021 06:22

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General

Target

EASTEND.doc
Size

299KB
MD5

4ba5af0ca862e168e6be9b311c19d023
SHA1

489c5f20f70391e817a1b2406f164b789094c376
SHA256

91a88238f5b4dc93a3626e9fc6cf1c5e10b5690153bac179606128380fb45142
SHA512

36ee5ddeadf4cb447b52810174173b8919b7ecd93659cf091ba1f5aab79618b4a416807b3feb6e42eb7a0a2e19e5d63dcbfb412cd54245e04afe535c3f4213e9

Score

5^/10

ransomware

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
ransomware

System Information Discovery
T1082

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

1056 WINWORD.EXE
1056 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

1056 WINWORD.EXE
1056 WINWORD.EXE
1056 WINWORD.EXE
1056 WINWORD.EXE
1056 WINWORD.EXE
1056 WINWORD.EXE
1056 WINWORD.EXE
1056 WINWORD.EXE

pid	process
1056	WINWORD.EXE
1056	WINWORD.EXE

pid	process
1056	WINWORD.EXE
1056	WINWORD.EXE
1056	WINWORD.EXE
1056	WINWORD.EXE
1056	WINWORD.EXE
1056	WINWORD.EXE
1056	WINWORD.EXE
1056	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\EASTEND.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1056

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Query Registry

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1056-2-0x00007FFF08940000-0x00007FFF08950000-memory.dmp

Filesize
64KB

Download
memory/1056-3-0x00007FFF08940000-0x00007FFF08950000-memory.dmp

Filesize
64KB

Download
memory/1056-4-0x00007FFF08940000-0x00007FFF08950000-memory.dmp

Filesize
64KB

Download
memory/1056-5-0x00007FFF28260000-0x00007FFF28897000-memory.dmp

Filesize
6.2MB

Download
memory/1056-6-0x00007FFF08940000-0x00007FFF08950000-memory.dmp

Filesize
64KB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads