d0c3c0a628fab6943e19098e3e75c42ea35d552a90e52f8384708c7a7a17832b

Analysis

max time kernel
136s
max time network
128s
platform
windows10_x64
resource
win10v20201028
submitted
02-03-2021 10:44

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General

Target

703958.xls
Size

58KB
MD5

0714463d96c79ecd13d8faef1298ed43
SHA1

804fedd782a9137a4eac02fbab130e34d002105f
SHA256

d0c3c0a628fab6943e19098e3e75c42ea35d552a90e52f8384708c7a7a17832b
SHA512

aa4801aa9096a630f714cb127a0c263dcf7079ad4b444caf9e0784aa41dad5dd75242f0a0a24c872b0972e6021649ff8bbde115826b9c06840737c6525d4d021

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

1052 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

1052 EXCEL.EXE
1052 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
1052	EXCEL.EXE
1052	EXCEL.EXE
1052	EXCEL.EXE
1052	EXCEL.EXE
1052	EXCEL.EXE
1052	EXCEL.EXE
1052	EXCEL.EXE
1052	EXCEL.EXE
1052	EXCEL.EXE
1052	EXCEL.EXE
1052	EXCEL.EXE
1052	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\703958.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1052

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1052-2-0x00007FFF08940000-0x00007FFF08950000-memory.dmp

Filesize
64KB

Download
memory/1052-3-0x00007FFF08940000-0x00007FFF08950000-memory.dmp

Filesize
64KB

Download
memory/1052-4-0x00007FFF08940000-0x00007FFF08950000-memory.dmp

Filesize
64KB

Download
memory/1052-5-0x00007FFF08940000-0x00007FFF08950000-memory.dmp

Filesize
64KB

Download
memory/1052-6-0x00007FFF2CC40000-0x00007FFF2D277000-memory.dmp

Filesize
6.2MB

Download