1477556a34a2e4dace49476e0076202338ec5990dc561c1151bea7f5385df08e

Analysis

max time kernel
136s
max time network
128s
platform
windows10_x64
resource
win10v20201028
submitted
11-03-2021 21:50

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General

Target

313.xlsm
Size

25KB
MD5

cfa453294518ddb74d4e71be3fae5355
SHA1

4c22c88cd8ce048b085a6ff77a4f1dfb9d1ab95d
SHA256

1477556a34a2e4dace49476e0076202338ec5990dc561c1151bea7f5385df08e
SHA512

da1557b8e48c1c3cacd01c4e8bd124a3020dd1c6c1f5196d9a5fbd581add1b95bc5fe24ae59960109202e7cc12f16030ab93f3e60c8d04a5774fea6eedc69923

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

4704 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

4704 EXCEL.EXE
4704 EXCEL.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

Processes:

EXCEL.EXE

pid	process
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	EXCEL.EXE
4704	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\313.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4704

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/4704-2-0x00007FF82F820000-0x00007FF82F830000-memory.dmp

Filesize
64KB

Download
memory/4704-3-0x00007FF82F820000-0x00007FF82F830000-memory.dmp

Filesize
64KB

Download
memory/4704-4-0x00007FF82F820000-0x00007FF82F830000-memory.dmp

Filesize
64KB

Download
memory/4704-5-0x00007FF853020000-0x00007FF853657000-memory.dmp

Filesize
6.2MB

Download
memory/4704-6-0x00007FF82F820000-0x00007FF82F830000-memory.dmp

Filesize
64KB

Download