0b5aef42ff5ae678d7ab65b0c2b7824aed3c5215d2755f326a0b5c4cba32f52a

Analysis

max time kernel
139s
max time network
146s
platform
windows10_x64
resource
win10v20201028
submitted
12-03-2021 03:33

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General

Target

Cancellation-1833116253-03112021.xls
Size

277KB
MD5

a1f1f52796d8f655dd0603fb8368ecc0
SHA1

af2b833eede2aae9f9dc5862c34ea19b826cc081
SHA256

9826463d649ddac393a09764050fc6ebf824d06dc05b8c105fdced3eac4cbc02
SHA512

a1e7ed059a4e6686e7bce6542eea97481a25dea93133e982b53c6441bb05eeb3c9bb15ba080d81182b330586135cef85e491e5e948769d945275341ea630067b

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-1833116253-03112021.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/652-2-0x00007FF9DD1F0000-0x00007FF9DD200000-memory.dmp

Filesize
64KB

Download
memory/652-3-0x00007FF9DD1F0000-0x00007FF9DD200000-memory.dmp

Filesize
64KB

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memory/652-4-0x00007FF9DD1F0000-0x00007FF9DD200000-memory.dmp

Filesize
64KB

Download
memory/652-5-0x00007FF9DD1F0000-0x00007FF9DD200000-memory.dmp

Filesize
64KB

Download
memory/652-6-0x00007FFA007B0000-0x00007FFA00DE7000-memory.dmp

Filesize
6.2MB

Download