7597defb4baf2b0e2bac5b71f4f2cce4b215b9269a11b07be5dd44e5a750956d

Analysis

max time kernel
126s
max time network
144s
platform
windows10_x64
resource
win10-20220223-en
submitted
30/03/2022, 06:03

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General

Target

7597defb4baf2b0e2bac5b71f4f2cce4b215b9269a11b07be5dd44e5a750956d.xls
Size

106KB
MD5

90511ce75929d342264cf901297e8a60
SHA1

602852d435f55e932f147f765384510d4be9dec0
SHA256

7597defb4baf2b0e2bac5b71f4f2cce4b215b9269a11b07be5dd44e5a750956d
SHA512

81011f61d80c5301bedcf5ab92da8730bcbe44cc7878ac18912c848a27553b2a9f5a2ea7567e7cd4b4bcda4b0c901d07a5ef8f84d1080da1e1aff70543a4d971

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://dougveeder.com/cgi-bin/xJ91ZttGRioQ7IUL/

xlm40.dropper

https://e-fistik.com/ajax/PnA23/

xlm40.dropper

http://dsinformaticos.com/_private/f36Yl/

xlm40.dropper

http://dstny.net/cgi-bin/POqJKcxiIzRb/

xlm40.dropper

http://fakecity.net/cache/XtIzhyLEoLI7/

xlm40.dropper

http://fayeschmidt.com/cgi-bin/Q8pj6/

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

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

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

pid	Process
3148	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3148	EXCEL.EXE
3148	EXCEL.EXE

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
3148	EXCEL.EXE
3148	EXCEL.EXE
3148	EXCEL.EXE
3148	EXCEL.EXE
3148	EXCEL.EXE
3148	EXCEL.EXE
3148	EXCEL.EXE
3148	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\7597defb4baf2b0e2bac5b71f4f2cce4b215b9269a11b07be5dd44e5a750956d.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3148

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

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Downloads

memory/3148-114-0x00007FF8A5B40000-0x00007FF8A5B50000-memory.dmp

Filesize
64KB

Download
memory/3148-115-0x00007FF8A5B40000-0x00007FF8A5B50000-memory.dmp

Filesize
64KB

Download
memory/3148-116-0x00007FF8A5B40000-0x00007FF8A5B50000-memory.dmp

Filesize
64KB

Download
memory/3148-117-0x00007FF8A5B40000-0x00007FF8A5B50000-memory.dmp

Filesize
64KB

Download
memory/3148-286-0x00007FF8A5B40000-0x00007FF8A5B50000-memory.dmp

Filesize
64KB

Download
memory/3148-287-0x00007FF8A5B40000-0x00007FF8A5B50000-memory.dmp

Filesize
64KB

Download
memory/3148-288-0x00007FF8A5B40000-0x00007FF8A5B50000-memory.dmp

Filesize
64KB

Download
memory/3148-289-0x00007FF8A5B40000-0x00007FF8A5B50000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads