Malware Analysis Report

2025-05-06 01:31

Sample ID 241104-ba72zszdkj
Target 04112024_0057_01112024_Contrarre.rar
SHA256 6e4e3878a4a0cdf4f209c0248ed0f31f6e26de12c3ce700d54e7ddc7eecb6424
Tags
snakekeylogger collection discovery keylogger stealer
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

6e4e3878a4a0cdf4f209c0248ed0f31f6e26de12c3ce700d54e7ddc7eecb6424

Threat Level: Known bad

The file 04112024_0057_01112024_Contrarre.rar was found to be: Known bad.

Malicious Activity Summary

snakekeylogger collection discovery keylogger stealer

Snake Keylogger

Snake Keylogger payload

Snakekeylogger family

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

Suspicious use of SetThreadContext

AutoIT Executable

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

outlook_office_path

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

outlook_win_path

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-04 00:57

Signatures

AutoIT Executable

Description Indicator Process Target
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Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-04 00:57

Reported

2024-11-04 01:03

Platform

win7-20240903-en

Max time kernel

122s

Max time network

164s

Command Line

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

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

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Snakekeylogger family

snakekeylogger

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A checkip.dyndns.org N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 352 set thread context of 2060 N/A C:\Users\Admin\AppData\Local\Temp\Contrarre.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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\Contrarre.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious behavior: MapViewOfSection

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Processes

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

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

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
US 158.101.44.242:80 checkip.dyndns.org tcp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 172.67.177.134:443 reallyfreegeoip.org tcp

Files

memory/352-2-0x0000000002B50000-0x0000000002C50000-memory.dmp

memory/2060-3-0x0000000000400000-0x000000000043C000-memory.dmp

memory/2060-5-0x0000000000400000-0x000000000043C000-memory.dmp

memory/2060-6-0x0000000000400000-0x000000000043C000-memory.dmp

memory/2060-7-0x000000007487E000-0x000000007487F000-memory.dmp

memory/2060-8-0x00000000005D0000-0x000000000060A000-memory.dmp

memory/2060-9-0x0000000074870000-0x0000000074F5E000-memory.dmp

memory/2060-10-0x0000000000840000-0x0000000000878000-memory.dmp

memory/2060-11-0x0000000074870000-0x0000000074F5E000-memory.dmp

memory/2060-12-0x0000000074870000-0x0000000074F5E000-memory.dmp

memory/2060-13-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-14-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-16-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-18-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-20-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-26-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-28-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-24-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-22-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-30-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-32-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-34-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-36-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-38-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-40-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-42-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-44-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-46-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-48-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-50-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-52-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-56-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-54-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-58-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-62-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-65-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-66-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-60-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-68-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-70-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-72-0x0000000000840000-0x0000000000873000-memory.dmp

memory/2060-605-0x0000000074870000-0x0000000074F5E000-memory.dmp

memory/2060-606-0x000000007487E000-0x000000007487F000-memory.dmp

memory/2060-607-0x0000000074870000-0x0000000074F5E000-memory.dmp

memory/2060-608-0x0000000074870000-0x0000000074F5E000-memory.dmp

memory/2060-609-0x0000000074870000-0x0000000074F5E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-04 00:57

Reported

2024-11-04 01:02

Platform

win10v2004-20241007-en

Max time kernel

146s

Max time network

204s

Command Line

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

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

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Snakekeylogger family

snakekeylogger

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A checkip.dyndns.org N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2000 set thread context of 532 N/A C:\Users\Admin\AppData\Local\Temp\Contrarre.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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\Contrarre.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Contrarre.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious behavior: MapViewOfSection

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Processes

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

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

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

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

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

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

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 150.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 checkip.dyndns.org udp
US 193.122.130.0:80 checkip.dyndns.org tcp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 172.67.177.134:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 134.177.67.172.in-addr.arpa udp
US 8.8.8.8:53 0.130.122.193.in-addr.arpa udp
US 8.8.8.8:53 149.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.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 10.27.171.150.in-addr.arpa udp

Files

memory/3956-2-0x0000000001660000-0x0000000001A60000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\exhilaratingly

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/2000-6-0x00000000015F0000-0x00000000019F0000-memory.dmp

memory/532-7-0x0000000000400000-0x000000000043C000-memory.dmp

memory/532-9-0x0000000000400000-0x000000000043C000-memory.dmp

memory/532-8-0x0000000000400000-0x000000000043C000-memory.dmp

memory/532-10-0x0000000000400000-0x000000000043C000-memory.dmp

memory/532-11-0x0000000073FCE000-0x0000000073FCF000-memory.dmp

memory/532-12-0x0000000005730000-0x000000000576A000-memory.dmp

memory/532-13-0x0000000073FC0000-0x0000000074770000-memory.dmp

memory/532-14-0x0000000073FC0000-0x0000000074770000-memory.dmp

memory/532-15-0x0000000005D20000-0x00000000062C4000-memory.dmp

memory/532-20-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-24-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-22-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-74-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-72-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-70-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-68-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-66-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-64-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-62-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-58-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-56-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-54-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-52-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-50-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-609-0x00000000058B0000-0x000000000594C000-memory.dmp

memory/532-48-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-44-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-42-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-40-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-36-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-34-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-32-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-30-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-28-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-26-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-76-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-60-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-46-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-38-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-18-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-17-0x00000000057B0000-0x00000000057E3000-memory.dmp

memory/532-16-0x00000000057B0000-0x00000000057E8000-memory.dmp

memory/532-610-0x0000000073FC0000-0x0000000074770000-memory.dmp

memory/532-611-0x0000000000400000-0x000000000043C000-memory.dmp

memory/532-612-0x0000000073FCE000-0x0000000073FCF000-memory.dmp

memory/532-613-0x0000000073FC0000-0x0000000074770000-memory.dmp

memory/532-614-0x0000000006BE0000-0x0000000006C30000-memory.dmp

memory/532-615-0x0000000006E00000-0x0000000006FC2000-memory.dmp

memory/532-616-0x0000000006CD0000-0x0000000006D62000-memory.dmp

memory/532-617-0x0000000006C80000-0x0000000006C8A000-memory.dmp

memory/532-618-0x0000000073FC0000-0x0000000074770000-memory.dmp