0426b34a070c38ee081e1aa0388e113d2af3ce10fbf1529a1008e7776eceb5f7

Analysis

max time kernel
138s
max time network
141s
platform
windows10_x64
resource
win10v20201028
submitted
12-03-2021 00:35

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General

Target

Cancellation-1703335649-03112021.xls
Size

277KB
MD5

3281913b5459f992a8dfbe689d83bbca
SHA1

1572bd002d688ff643444210cbccb166e54e03e6
SHA256

0426b34a070c38ee081e1aa0388e113d2af3ce10fbf1529a1008e7776eceb5f7
SHA512

d5feadf51d6cf82ba159bae5ec89c7b3234093894de2ae6c9ebdb6a5dbc0913bca3cc515fb5a64496e8dfcde0fc8e4daeb7887482a6f4b48f0788a8eb68dd4d8

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:

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

652 EXCEL.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

EXCEL.EXE

pid process

652 EXCEL.EXE
652 EXCEL.EXE
652 EXCEL.EXE
652 EXCEL.EXE
652 EXCEL.EXE
652 EXCEL.EXE
652 EXCEL.EXE
652 EXCEL.EXE

pid	process
652	EXCEL.EXE

pid	process
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	EXCEL.EXE
652	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\Cancellation-1703335649-03112021.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:652

Network

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

Replay Monitor

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Downloads

memory/652-2-0x00007FFC10600000-0x00007FFC10610000-memory.dmp

Filesize
64KB

Download
memory/652-3-0x00007FFC10600000-0x00007FFC10610000-memory.dmp

Filesize
64KB

Download
memory/652-4-0x00007FFC10600000-0x00007FFC10610000-memory.dmp

Filesize
64KB

Download
memory/652-5-0x00007FFC33D00000-0x00007FFC34337000-memory.dmp

Filesize
6.2MB

Download
memory/652-6-0x00007FFC10600000-0x00007FFC10610000-memory.dmp

Filesize
64KB

Download