b0317fe6426ee5247b933cb3b5cf2c0c59d58b3bdcd27c636bf03a75c2e2609c

Analysis

max time kernel
110s
max time network
129s
platform
windows10_x64
resource
win10-en-20211014
submitted
06-12-2021 06:32

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General

Target

BD10752Q0040731BDDHK.xlsx
Size

160KB
MD5

9f5094328e87a38e3839c741c85c3ac6
SHA1

50703316c674cc5df15742cebc39e3356328f676
SHA256

b0317fe6426ee5247b933cb3b5cf2c0c59d58b3bdcd27c636bf03a75c2e2609c
SHA512

e06bbe6119b574dc8a853f6e86bf93474f4462299e7968ebaad62b789cd13d65e374fdd588145999342474401842b86d9ed0ce727caa6ad17130029ad76be069

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

2664 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
2664	EXCEL.EXE
2664	EXCEL.EXE
2664	EXCEL.EXE
2664	EXCEL.EXE
2664	EXCEL.EXE
2664	EXCEL.EXE
2664	EXCEL.EXE
2664	EXCEL.EXE
2664	EXCEL.EXE
2664	EXCEL.EXE
2664	EXCEL.EXE
2664	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\BD10752Q0040731BDDHK.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2664

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/2664-115-0x00007FFF60480000-0x00007FFF60490000-memory.dmp

Filesize
64KB

Download
memory/2664-116-0x00007FFF60480000-0x00007FFF60490000-memory.dmp

Filesize
64KB

Download
memory/2664-117-0x00007FFF60480000-0x00007FFF60490000-memory.dmp

Filesize
64KB

Download
memory/2664-118-0x00007FFF60480000-0x00007FFF60490000-memory.dmp

Filesize
64KB

Download
memory/2664-119-0x00007FFF60480000-0x00007FFF60490000-memory.dmp

Filesize
64KB

Download
memory/2664-121-0x00000265D1BD0000-0x00000265D1BD2000-memory.dmp

Filesize
8KB

Download
memory/2664-120-0x00000265D1BD0000-0x00000265D1BD2000-memory.dmp

Filesize
8KB

Download
memory/2664-122-0x00000265D1BD0000-0x00000265D1BD2000-memory.dmp

Filesize
8KB

Download