6f899ae59c184d9e9b9798e1304999fc2004c4e3c04f2d33c0fda1ef5f2fd939

Analysis

max time kernel
119s
max time network
127s
platform
windows10_x64
resource
win10-en-20211014
submitted
07-12-2021 07:59

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General

Target

tmp/6f899ae59c184d9e9b9798e1304999fc2004c4e3c04f2d33c0fda1ef5f2fd939.xls
Size

229KB
MD5

f1517cbb9e18b96d406653d6a648ae87
SHA1

98687bfdfd1981e91ed60c9f8b63810643657f4e
SHA256

6f899ae59c184d9e9b9798e1304999fc2004c4e3c04f2d33c0fda1ef5f2fd939
SHA512

712f8f88546b3595c2312aa0766390809885d0bc2bcf3dc8c254443d97ccb4bd43f499734c5f3d3b1ec6f3c483e93d1a5739e2f1827dc491ce3fc1efd4efe91a

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

2700 EXCEL.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

Processes:

EXCEL.EXE

pid	process
2700	EXCEL.EXE
2700	EXCEL.EXE
2700	EXCEL.EXE
2700	EXCEL.EXE
2700	EXCEL.EXE
2700	EXCEL.EXE
2700	EXCEL.EXE
2700	EXCEL.EXE
2700	EXCEL.EXE
2700	EXCEL.EXE
2700	EXCEL.EXE
2700	EXCEL.EXE
2700	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\tmp\6f899ae59c184d9e9b9798e1304999fc2004c4e3c04f2d33c0fda1ef5f2fd939.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2700

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/2700-115-0x00007FF8AF160000-0x00007FF8AF170000-memory.dmp

Filesize
64KB

Download
memory/2700-116-0x00007FF8AF160000-0x00007FF8AF170000-memory.dmp

Filesize
64KB

Download
memory/2700-117-0x00007FF8AF160000-0x00007FF8AF170000-memory.dmp

Filesize
64KB

Download
memory/2700-118-0x00007FF8AF160000-0x00007FF8AF170000-memory.dmp

Filesize
64KB

Download
memory/2700-119-0x00007FF8AF160000-0x00007FF8AF170000-memory.dmp

Filesize
64KB

Download
memory/2700-121-0x000001E5052A0000-0x000001E5052A2000-memory.dmp

Filesize
8KB

Download
memory/2700-120-0x000001E5052A0000-0x000001E5052A2000-memory.dmp

Filesize
8KB

Download
memory/2700-122-0x000001E5052A0000-0x000001E5052A2000-memory.dmp

Filesize
8KB

Download