cbded8363bfdfc37bd88aaa351f75504e8aab2fae40e41e339b452d7726188ca

Analysis

max time kernel
120s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
22-05-2022 05:16

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General

Target

89205643570.xlsb
Size

155KB
MD5

588ace9f9a00b78c9e54fd7e3834580e
SHA1

8b7870752be03870c009445d1dd0c88a549d6fa8
SHA256

cbded8363bfdfc37bd88aaa351f75504e8aab2fae40e41e339b452d7726188ca
SHA512

11a1a3f470ee02255e5ace4dcb22ec0d7e2b965cf6dbf8be77939a7d4146ace296351e5497b6c86c6f36d91fa0f9df7debe138497ad49c5a69c3b729e3d5a9fb

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1100 EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

EXCEL.EXE

pid	process
1100	EXCEL.EXE
1100	EXCEL.EXE
1100	EXCEL.EXE
1100	EXCEL.EXE
1100	EXCEL.EXE
1100	EXCEL.EXE
1100	EXCEL.EXE
1100	EXCEL.EXE
1100	EXCEL.EXE
1100	EXCEL.EXE
1100	EXCEL.EXE
1100	EXCEL.EXE
1100	EXCEL.EXE
1100	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\89205643570.xlsb"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1100

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/1100-130-0x00007FFB2DF70000-0x00007FFB2DF80000-memory.dmp

Filesize
64KB

Download
memory/1100-131-0x00007FFB2DF70000-0x00007FFB2DF80000-memory.dmp

Filesize
64KB

Download
memory/1100-132-0x00007FFB2DF70000-0x00007FFB2DF80000-memory.dmp

Filesize
64KB

Download
memory/1100-133-0x00007FFB2DF70000-0x00007FFB2DF80000-memory.dmp

Filesize
64KB

Download
memory/1100-134-0x00007FFB2DF70000-0x00007FFB2DF80000-memory.dmp

Filesize
64KB

Download
memory/1100-135-0x00007FFB2B9D0000-0x00007FFB2B9E0000-memory.dmp

Filesize
64KB

Download
memory/1100-136-0x00007FFB2B9D0000-0x00007FFB2B9E0000-memory.dmp

Filesize
64KB

Download
memory/1100-138-0x00007FFB2DF70000-0x00007FFB2DF80000-memory.dmp

Filesize
64KB

Download
memory/1100-139-0x00007FFB2DF70000-0x00007FFB2DF80000-memory.dmp

Filesize
64KB

Download
memory/1100-140-0x00007FFB2DF70000-0x00007FFB2DF80000-memory.dmp

Filesize
64KB

Download
memory/1100-141-0x00007FFB2DF70000-0x00007FFB2DF80000-memory.dmp

Filesize
64KB

Download