270a6e4c38cbffa7d36336cd0926d3a71a4008e0a4b03743a3a523948b55f175

Analysis

max time kernel
135s
max time network
130s
platform
windows10_x64
resource
win10v20201028
submitted
05-03-2021 19:33

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General

Target

Debt-Details-1168201336-03052021.xls
Size

78KB
MD5

32ce77894bc7625c20565a13bd0ac3c5
SHA1

3e995779d5e84db0978b39b758b16d49dbb11776
SHA256

d9eab7e2e1abbdf3e4c21f05cb62015f4e2704d7ac7420335ac8bfc226529851
SHA512

a5da7f068be408404da570ace43356b0b260c87ccf40d58ec8d83e4dddcd0bccb0e3870b120b2ba02fc13a7c0bd5ec62ec98fc8b8dd8069563685486f244ef25

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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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

4772 EXCEL.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

EXCEL.EXE

pid process

4772 EXCEL.EXE
4772 EXCEL.EXE
4772 EXCEL.EXE
4772 EXCEL.EXE
4772 EXCEL.EXE
4772 EXCEL.EXE
4772 EXCEL.EXE
4772 EXCEL.EXE

pid	process
4772	EXCEL.EXE

pid	process
4772	EXCEL.EXE
4772	EXCEL.EXE
4772	EXCEL.EXE
4772	EXCEL.EXE
4772	EXCEL.EXE
4772	EXCEL.EXE
4772	EXCEL.EXE
4772	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\Debt-Details-1168201336-03052021.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4772

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/4772-3-0x00007FFF21F30000-0x00007FFF21F40000-memory.dmp

Filesize
64KB

Download
memory/4772-2-0x00007FFF21F30000-0x00007FFF21F40000-memory.dmp

Filesize
64KB

Download
memory/4772-4-0x00007FFF21F30000-0x00007FFF21F40000-memory.dmp

Filesize
64KB

Download
memory/4772-5-0x00007FFF461B0000-0x00007FFF467E7000-memory.dmp

Filesize
6.2MB

Download
memory/4772-6-0x00007FFF21F30000-0x00007FFF21F40000-memory.dmp

Filesize
64KB

Download