9975a71837159cdfdf2dfd0a38a62ff8f8e90ada6e6a18e63cf143d861964d49

Analysis

max time kernel
137s
max time network
138s
platform
windows10_x64
resource
win10v20201028
submitted
21-01-2021 06:25

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General

Target

Inquiry PR11020204168.xlsx
Size

2.5MB
MD5

abcb38dee6d515f3e5b7c6bdbc179e84
SHA1

043024ce517bc4cd801103fe1fe7402f5c5e16f3
SHA256

9975a71837159cdfdf2dfd0a38a62ff8f8e90ada6e6a18e63cf143d861964d49
SHA512

fc55de5624d9a4c57bf553061710aef07f2f92a54785ae0002040c849967d9fadc4ce8cde0aaa37bba21884d33b3854d26d92ce3a0edd1e726d04382a646fd4c

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:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1456 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
1456	EXCEL.EXE
1456	EXCEL.EXE
1456	EXCEL.EXE
1456	EXCEL.EXE
1456	EXCEL.EXE
1456	EXCEL.EXE
1456	EXCEL.EXE
1456	EXCEL.EXE
1456	EXCEL.EXE
1456	EXCEL.EXE
1456	EXCEL.EXE
1456	EXCEL.EXE

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Inquiry PR11020204168.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1456

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/1456-2-0x00007FFB33400000-0x00007FFB33410000-memory.dmp

Filesize
64KB

Download
memory/1456-3-0x00007FFB33400000-0x00007FFB33410000-memory.dmp

Filesize
64KB

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memory/1456-4-0x00007FFB33400000-0x00007FFB33410000-memory.dmp

Filesize
64KB

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memory/1456-6-0x00007FFB33400000-0x00007FFB33410000-memory.dmp

Filesize
64KB

Download
memory/1456-5-0x00007FFB597E0000-0x00007FFB59E17000-memory.dmp

Filesize
6.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads