83f0ca92bf5b2a077b563d87cfc46d17c88d8915212eae0dabe851ef9342a447

Analysis

max time kernel
141s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
26-04-2022 12:21

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General

Target

REVISED BOOKING (04-25-2022).xls
Size

117KB
MD5

1544e74dd56f2470f6e56b503ce5c1d6
SHA1

93a033304a1ddbd8bf9e2c93cadbe6c8586ed397
SHA256

9de906741710233c1b6193ab7be49ded6a3455cabcf7837f971235b32f7fc00d
SHA512

b2c87589859611f42e0ae28de972990a66282b6a76c1b9685239cd1bbef2f8de15c3a739051450182ef25374fb778686aaae880da33dec674e1fab2f850f48bf

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

4956 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4956	EXCEL.EXE
4956	EXCEL.EXE
4956	EXCEL.EXE
4956	EXCEL.EXE
4956	EXCEL.EXE
4956	EXCEL.EXE
4956	EXCEL.EXE
4956	EXCEL.EXE
4956	EXCEL.EXE
4956	EXCEL.EXE
4956	EXCEL.EXE
4956	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\REVISED BOOKING (04-25-2022).xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4956

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/4956-130-0x00007FFA65B10000-0x00007FFA65B20000-memory.dmp

Filesize
64KB

Download
memory/4956-131-0x00007FFA65B10000-0x00007FFA65B20000-memory.dmp

Filesize
64KB

Download
memory/4956-132-0x00007FFA65B10000-0x00007FFA65B20000-memory.dmp

Filesize
64KB

Download
memory/4956-133-0x00007FFA65B10000-0x00007FFA65B20000-memory.dmp

Filesize
64KB

Download
memory/4956-134-0x00007FFA65B10000-0x00007FFA65B20000-memory.dmp

Filesize
64KB

Download