aa65a34067b0c50e89c1078d0c7ff08de43e5036241404574f846265de6ff6bd

Analysis

max time kernel
181s
max time network
188s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
11-06-2022 16:38

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General

Target

?i=1klqexcji.xls
Size

113KB
MD5

3e47f75fb9dbb067e2b47049666fc1d2
SHA1

df51ed9b3c9bc6bbef920f2de3bedeccda5217c3
SHA256

aa65a34067b0c50e89c1078d0c7ff08de43e5036241404574f846265de6ff6bd
SHA512

878839b9037053905384417e505741ef74622804eb384f84d1cd1b8b96eb8b0521d6f248f5a9ae635c2367cab17669db248156ef0ca5f11d6a54f3adc0d118eb

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://ordinateur.ogivart.us/editor/Qpo7OAOnbe/

xlm40.dropper

http://old.liceum9.ru/images/0/

xlm40.dropper

http://ostadsarma.com/wp-admin/pYk64Hh3z5hjnMziZ/

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

1420 EXCEL.EXE
Suspicious use of SetWindowsHookEx 9 IoCs

Processes:

EXCEL.EXE

pid process

1420 EXCEL.EXE
1420 EXCEL.EXE
1420 EXCEL.EXE
1420 EXCEL.EXE
1420 EXCEL.EXE
1420 EXCEL.EXE
1420 EXCEL.EXE
1420 EXCEL.EXE
1420 EXCEL.EXE

pid	process
1420	EXCEL.EXE

pid	process
1420	EXCEL.EXE
1420	EXCEL.EXE
1420	EXCEL.EXE
1420	EXCEL.EXE
1420	EXCEL.EXE
1420	EXCEL.EXE
1420	EXCEL.EXE
1420	EXCEL.EXE
1420	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\_i=1klqexcji.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1420

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/1420-130-0x00007FF854B30000-0x00007FF854B40000-memory.dmp

Filesize
64KB

Download
memory/1420-132-0x00007FF854B30000-0x00007FF854B40000-memory.dmp

Filesize
64KB

Download
memory/1420-133-0x00007FF854B30000-0x00007FF854B40000-memory.dmp

Filesize
64KB

Download
memory/1420-131-0x00007FF854B30000-0x00007FF854B40000-memory.dmp

Filesize
64KB

Download
memory/1420-134-0x00007FF854B30000-0x00007FF854B40000-memory.dmp

Filesize
64KB

Download
memory/1420-135-0x00007FF852740000-0x00007FF852750000-memory.dmp

Filesize
64KB

Download
memory/1420-136-0x00007FF852740000-0x00007FF852750000-memory.dmp

Filesize
64KB

Download
memory/1420-138-0x00007FF854B30000-0x00007FF854B40000-memory.dmp

Filesize
64KB

Download
memory/1420-139-0x00007FF854B30000-0x00007FF854B40000-memory.dmp

Filesize
64KB

Download
memory/1420-140-0x00007FF854B30000-0x00007FF854B40000-memory.dmp

Filesize
64KB

Download
memory/1420-141-0x00007FF854B30000-0x00007FF854B40000-memory.dmp

Filesize
64KB

Download