Malware Analysis Report

2024-11-15 07:58

Sample ID 241023-cc8lzaxekj
Target eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf.exe
SHA256 eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf
Tags
vipkeylogger 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

eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf

Threat Level: Known bad

The file eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf.exe was found to be: Known bad.

Malicious Activity Summary

vipkeylogger collection discovery keylogger stealer

VIPKeylogger

Drops startup file

Executes dropped EXE

Loads dropped DLL

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

AutoIT Executable

Suspicious use of SetThreadContext

Unsigned PE

Browser Information Discovery

System Location Discovery: System Language Discovery

Enumerates physical storage devices

outlook_win_path

outlook_office_path

Suspicious use of FindShellTrayWindow

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-23 01:57

Signatures

AutoIT Executable

Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-23 01:57

Reported

2024-10-23 01:59

Platform

win7-20240903-en

Max time kernel

117s

Max time network

134s

Command Line

"C:\Users\Admin\AppData\Local\Temp\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\outbluffed.vbs C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe N/A

Executes dropped EXE

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

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\15.0\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

AutoIT Executable

Description Indicator Process Target
N/A N/A N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2544 set thread context of 2424 N/A C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Browser Information Discovery

discovery

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:\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\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.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\nonsubmerged\outbluffed.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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3064 wrote to memory of 2544 N/A C:\Users\Admin\AppData\Local\Temp\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf.exe C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe
PID 3064 wrote to memory of 2544 N/A C:\Users\Admin\AppData\Local\Temp\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf.exe C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe
PID 3064 wrote to memory of 2544 N/A C:\Users\Admin\AppData\Local\Temp\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf.exe C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe
PID 3064 wrote to memory of 2544 N/A C:\Users\Admin\AppData\Local\Temp\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf.exe C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe
PID 2544 wrote to memory of 2424 N/A C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2544 wrote to memory of 2424 N/A C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2544 wrote to memory of 2424 N/A C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2544 wrote to memory of 2424 N/A C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2544 wrote to memory of 2424 N/A C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2544 wrote to memory of 2424 N/A C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2544 wrote to memory of 2424 N/A C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2544 wrote to memory of 2424 N/A C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\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-1-5-21-2872745919-2748461613-2989606286-1000\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\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf.exe

"C:\Users\Admin\AppData\Local\Temp\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf.exe"

C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe

"C:\Users\Admin\AppData\Local\Temp\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf.exe"

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

"C:\Users\Admin\AppData\Local\Temp\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
BR 132.226.247.73:80 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 api.telegram.org udp
NL 149.154.167.220:443 api.telegram.org tcp

Files

memory/3064-2-0x0000000002DE0000-0x0000000002FE0000-memory.dmp

\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe

MD5 fcd32036f064d41fbcccdd0b489a5470
SHA1 e938d5538ddb1ce0a82c15cf5038fd0d234c417d
SHA256 eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf
SHA512 f6e0bfd02fdd9dddaa62ead136189cf176474eb1eaa4c7e5ba2f0279d458d3d66dc24e630cf4f545ca9d872286db91ef5f696bbb2d0441f849a4b297d5dea16d

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

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/2544-12-0x0000000003AE0000-0x0000000003CE0000-memory.dmp

memory/2424-14-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2424-18-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2424-16-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2424-19-0x0000000073C7E000-0x0000000073C7F000-memory.dmp

memory/2424-20-0x0000000073C70000-0x000000007435E000-memory.dmp

memory/2424-21-0x0000000073C7E000-0x0000000073C7F000-memory.dmp

memory/2424-22-0x0000000073C70000-0x000000007435E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-23 01:57

Reported

2024-10-23 01:59

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\outbluffed.vbs C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe N/A

Executes dropped EXE

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

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

AutoIT Executable

Description Indicator Process Target
N/A N/A N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4776 set thread context of 2160 N/A C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Browser Information Discovery

discovery

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\nonsubmerged\outbluffed.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\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf.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\nonsubmerged\outbluffed.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\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf.exe

"C:\Users\Admin\AppData\Local\Temp\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf.exe"

C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe

"C:\Users\Admin\AppData\Local\Temp\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf.exe"

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

"C:\Users\Admin\AppData\Local\Temp\eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf.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 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 checkip.dyndns.org udp
BR 132.226.247.73:80 checkip.dyndns.org tcp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 104.21.67.152:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 73.247.226.132.in-addr.arpa udp
US 8.8.8.8:53 152.67.21.104.in-addr.arpa udp
US 8.8.8.8:53 api.telegram.org udp
NL 149.154.167.220:443 api.telegram.org tcp
US 8.8.8.8:53 220.167.154.149.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 69.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp

Files

memory/4444-2-0x00000000040E0000-0x00000000042E0000-memory.dmp

C:\Users\Admin\AppData\Local\nonsubmerged\outbluffed.exe

MD5 fcd32036f064d41fbcccdd0b489a5470
SHA1 e938d5538ddb1ce0a82c15cf5038fd0d234c417d
SHA256 eceb26bdb02cc022a27d7ad41deac697590037e693c10988e14a5183612ce0cf
SHA512 f6e0bfd02fdd9dddaa62ead136189cf176474eb1eaa4c7e5ba2f0279d458d3d66dc24e630cf4f545ca9d872286db91ef5f696bbb2d0441f849a4b297d5dea16d

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

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/4776-10-0x0000000003D10000-0x0000000003F10000-memory.dmp

memory/2160-12-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2160-13-0x0000000074EEE000-0x0000000074EEF000-memory.dmp

memory/2160-14-0x0000000005A50000-0x0000000005FF4000-memory.dmp

memory/2160-15-0x00000000053C0000-0x000000000545C000-memory.dmp

memory/2160-16-0x0000000074EE0000-0x0000000075690000-memory.dmp

memory/2160-17-0x0000000006890000-0x0000000006A52000-memory.dmp

memory/2160-18-0x0000000006710000-0x0000000006760000-memory.dmp

memory/2160-19-0x0000000074EEE000-0x0000000074EEF000-memory.dmp

memory/2160-20-0x0000000074EE0000-0x0000000075690000-memory.dmp

memory/2160-21-0x0000000006A60000-0x0000000006AF2000-memory.dmp

memory/2160-22-0x0000000006B50000-0x0000000006B5A000-memory.dmp