Malware Analysis Report

2024-11-15 09:23

Sample ID 240828-b33mzazdpc
Target 550494982ec4cdbba11cbaf5a44ea3a4a7ff710f78e7e8c953f33bbdc204d091.js
SHA256 550494982ec4cdbba11cbaf5a44ea3a4a7ff710f78e7e8c953f33bbdc204d091
Tags
discovery execution lokibot collection credential_access spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

550494982ec4cdbba11cbaf5a44ea3a4a7ff710f78e7e8c953f33bbdc204d091

Threat Level: Known bad

The file 550494982ec4cdbba11cbaf5a44ea3a4a7ff710f78e7e8c953f33bbdc204d091.js was found to be: Known bad.

Malicious Activity Summary

discovery execution lokibot collection credential_access spyware stealer trojan

Lokibot

Credentials from Password Stores: Credentials from Web Browsers

Loads dropped DLL

Checks computer location settings

Executes dropped EXE

Accesses Microsoft Outlook profiles

Suspicious use of SetThreadContext

Command and Scripting Interpreter: JavaScript

Program crash

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_win_path

outlook_office_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-28 01:41

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-28 01:41

Reported

2024-08-28 01:43

Platform

win7-20240708-en

Max time kernel

119s

Max time network

120s

Command Line

wscript.exe C:\Users\Admin\AppData\Local\Temp\550494982ec4cdbba11cbaf5a44ea3a4a7ff710f78e7e8c953f33bbdc204d091.js

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\x.exe N/A

Command and Scripting Interpreter: JavaScript

execution

Enumerates physical storage devices

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\x.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\x.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\x.exe N/A

Processes

C:\Windows\system32\wscript.exe

wscript.exe C:\Users\Admin\AppData\Local\Temp\550494982ec4cdbba11cbaf5a44ea3a4a7ff710f78e7e8c953f33bbdc204d091.js

C:\Users\Admin\AppData\Local\Temp\x.exe

"C:\Users\Admin\AppData\Local\Temp\x.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2844 -s 1248

Network

Country Destination Domain Proto
US 8.8.8.8:53 transfer.adttemp.com.br udp
US 104.196.109.209:443 transfer.adttemp.com.br tcp

Files

C:\Users\Admin\AppData\Local\Temp\x.exe

MD5 3beeb3726e4363c5bd33cab9865a799a
SHA1 bb0d6483030e5557145cd38c3ea71129b3d201a0
SHA256 74837dc749f77e6fe41b9d41278a19b3a1990a31731c87e7327528d27e0a2fac
SHA512 d5658c54f916934ddaadd794fb21a7c2f8abd6187cb7a9fc2733e69a6ccda5c48b2fa9c1d33fbb3066c981f882e3c42eab188cbffc27c94bafaada7777cd42f2

memory/2844-6-0x000000007495E000-0x000000007495F000-memory.dmp

memory/2844-7-0x0000000000BD0000-0x0000000000BE4000-memory.dmp

memory/2844-8-0x0000000074950000-0x000000007503E000-memory.dmp

memory/2844-14-0x000000007495E000-0x000000007495F000-memory.dmp

memory/2844-15-0x0000000074950000-0x000000007503E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-28 01:41

Reported

2024-08-28 01:43

Platform

win10v2004-20240802-en

Max time kernel

131s

Max time network

128s

Command Line

wscript.exe C:\Users\Admin\AppData\Local\Temp\550494982ec4cdbba11cbaf5a44ea3a4a7ff710f78e7e8c953f33bbdc204d091.js

Signatures

Lokibot

trojan spyware stealer lokibot

Credentials from Password Stores: Credentials from Web Browsers

credential_access stealer

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation C:\Windows\system32\wscript.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\x.exe N/A

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2184 set thread context of 4316 N/A C:\Users\Admin\AppData\Local\Temp\x.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe

Command and Scripting Interpreter: JavaScript

execution

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\x.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\x.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3188 wrote to memory of 2184 N/A C:\Windows\system32\wscript.exe C:\Users\Admin\AppData\Local\Temp\x.exe
PID 3188 wrote to memory of 2184 N/A C:\Windows\system32\wscript.exe C:\Users\Admin\AppData\Local\Temp\x.exe
PID 3188 wrote to memory of 2184 N/A C:\Windows\system32\wscript.exe C:\Users\Admin\AppData\Local\Temp\x.exe
PID 2184 wrote to memory of 4316 N/A C:\Users\Admin\AppData\Local\Temp\x.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 2184 wrote to memory of 4316 N/A C:\Users\Admin\AppData\Local\Temp\x.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 2184 wrote to memory of 4316 N/A C:\Users\Admin\AppData\Local\Temp\x.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 2184 wrote to memory of 4316 N/A C:\Users\Admin\AppData\Local\Temp\x.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 2184 wrote to memory of 4316 N/A C:\Users\Admin\AppData\Local\Temp\x.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 2184 wrote to memory of 4316 N/A C:\Users\Admin\AppData\Local\Temp\x.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 2184 wrote to memory of 4316 N/A C:\Users\Admin\AppData\Local\Temp\x.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 2184 wrote to memory of 4316 N/A C:\Users\Admin\AppData\Local\Temp\x.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 2184 wrote to memory of 4316 N/A C:\Users\Admin\AppData\Local\Temp\x.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe N/A

Processes

C:\Windows\system32\wscript.exe

wscript.exe C:\Users\Admin\AppData\Local\Temp\550494982ec4cdbba11cbaf5a44ea3a4a7ff710f78e7e8c953f33bbdc204d091.js

C:\Users\Admin\AppData\Local\Temp\x.exe

"C:\Users\Admin\AppData\Local\Temp\x.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 transfer.adttemp.com.br udp
US 104.196.109.209:443 transfer.adttemp.com.br tcp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 209.109.196.104.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 werdotx.shop udp
US 172.67.195.100:80 werdotx.shop tcp
US 172.67.195.100:80 werdotx.shop tcp
US 8.8.8.8:53 100.195.67.172.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 172.67.195.100:80 werdotx.shop tcp
GB 88.221.135.33:443 www.bing.com tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 33.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 172.67.195.100:80 werdotx.shop tcp
US 52.111.229.48:443 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 172.67.195.100:80 werdotx.shop tcp

Files

C:\Users\Admin\AppData\Local\Temp\x.exe

MD5 3beeb3726e4363c5bd33cab9865a799a
SHA1 bb0d6483030e5557145cd38c3ea71129b3d201a0
SHA256 74837dc749f77e6fe41b9d41278a19b3a1990a31731c87e7327528d27e0a2fac
SHA512 d5658c54f916934ddaadd794fb21a7c2f8abd6187cb7a9fc2733e69a6ccda5c48b2fa9c1d33fbb3066c981f882e3c42eab188cbffc27c94bafaada7777cd42f2

memory/2184-11-0x0000000074CCE000-0x0000000074CCF000-memory.dmp

memory/2184-12-0x0000000000630000-0x0000000000644000-memory.dmp

memory/2184-13-0x0000000074CC0000-0x0000000075470000-memory.dmp

memory/2184-18-0x0000000074CC0000-0x0000000075470000-memory.dmp

memory/4316-19-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/4316-17-0x0000000000400000-0x00000000004A2000-memory.dmp

memory/4316-14-0x0000000000400000-0x00000000004A2000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-786284298-625481688-3210388970-1000\0f5007522459c86e95ffcc62f32308f1_1b74ca46-c49b-4c52-a57d-8cd1ff70c625

MD5 d898504a722bff1524134c6ab6a5eaa5
SHA1 e0fdc90c2ca2a0219c99d2758e68c18875a3e11e
SHA256 878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9
SHA512 26a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61

memory/4316-40-0x0000000000400000-0x00000000004A2000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-786284298-625481688-3210388970-1000\0f5007522459c86e95ffcc62f32308f1_1b74ca46-c49b-4c52-a57d-8cd1ff70c625

MD5 c07225d4e7d01d31042965f048728a0a
SHA1 69d70b340fd9f44c89adb9a2278df84faa9906b7
SHA256 8c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a
SHA512 23d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b

memory/4316-48-0x0000000000400000-0x00000000004A2000-memory.dmp