1b3dcc87c329e9a704c55890eced55298a7fe31f93de0dcbf15924aa87d4b3af

Analysis

max time kernel
143s
max time network
146s
platform
windows10_x64
resource
win10-20220223-en
submitted
30-03-2022 04:35

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General

Target

1b3dcc87c329e9a704c55890eced55298a7fe31f93de0dcbf15924aa87d4b3af.xls
Size

106KB
MD5

7123c7c0f8b6de4ef338ec37437d71be
SHA1

cf61e1dcfa4ebcc899bf33da4fa15211477e9daf
SHA256

1b3dcc87c329e9a704c55890eced55298a7fe31f93de0dcbf15924aa87d4b3af
SHA512

cc321113a729f1bfbfe511d16c7ff20d3c6c89607f56b0607a35189e9f490c57a17ee23d8800c7ad1dd86f057c615ac4905231e9573762128ffdb9633497975c

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
4012	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4012	EXCEL.EXE
4012	EXCEL.EXE

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
4012	EXCEL.EXE
4012	EXCEL.EXE
4012	EXCEL.EXE
4012	EXCEL.EXE
4012	EXCEL.EXE
4012	EXCEL.EXE
4012	EXCEL.EXE
4012	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\1b3dcc87c329e9a704c55890eced55298a7fe31f93de0dcbf15924aa87d4b3af.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4012

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/4012-114-0x00007FFFB1F60000-0x00007FFFB1F70000-memory.dmp

Filesize
64KB

Download
memory/4012-115-0x00007FFFB1F60000-0x00007FFFB1F70000-memory.dmp

Filesize
64KB

Download
memory/4012-116-0x00007FFFB1F60000-0x00007FFFB1F70000-memory.dmp

Filesize
64KB

Download
memory/4012-117-0x00007FFFB1F60000-0x00007FFFB1F70000-memory.dmp

Filesize
64KB

Download
memory/4012-287-0x00007FFFB1F60000-0x00007FFFB1F70000-memory.dmp

Filesize
64KB

Download
memory/4012-288-0x00007FFFB1F60000-0x00007FFFB1F70000-memory.dmp

Filesize
64KB

Download
memory/4012-289-0x00007FFFB1F60000-0x00007FFFB1F70000-memory.dmp

Filesize
64KB

Download
memory/4012-290-0x00007FFFB1F60000-0x00007FFFB1F70000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads