Malware Analysis Report

2025-05-05 21:49

Sample ID 241202-btlm4axlhq
Target cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e.exe
SHA256 cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e
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

cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e

Threat Level: Known bad

The file cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e.exe was found to be: Known bad.

Malicious Activity Summary

vipkeylogger collection discovery keylogger stealer

Vipkeylogger family

VIPKeylogger

Loads dropped DLL

Drops startup file

Executes dropped EXE

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

AutoIT Executable

Suspicious use of SetThreadContext

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Browser Information Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

Suspicious behavior: MapViewOfSection

outlook_win_path

Suspicious use of AdjustPrivilegeToken

outlook_office_path

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-02 01:26

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

2024-12-02 01:26

Reported

2024-12-02 01:28

Platform

win7-20241023-en

Max time kernel

121s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Vipkeylogger family

vipkeylogger

Drops startup file

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

Executes dropped EXE

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

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\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-1-5-21-1163522206-1469769407-485553996-1000\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-1-5-21-1163522206-1469769407-485553996-1000\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 2784 set thread context of 2876 N/A C:\Users\Admin\AppData\Local\Grinnellia\carryover.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Browser Information Discovery

discovery

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\cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Grinnellia\carryover.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\Grinnellia\carryover.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Grinnellia\carryover.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 2952 wrote to memory of 2784 N/A C:\Users\Admin\AppData\Local\Temp\cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e.exe C:\Users\Admin\AppData\Local\Grinnellia\carryover.exe
PID 2952 wrote to memory of 2784 N/A C:\Users\Admin\AppData\Local\Temp\cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e.exe C:\Users\Admin\AppData\Local\Grinnellia\carryover.exe
PID 2952 wrote to memory of 2784 N/A C:\Users\Admin\AppData\Local\Temp\cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e.exe C:\Users\Admin\AppData\Local\Grinnellia\carryover.exe
PID 2952 wrote to memory of 2784 N/A C:\Users\Admin\AppData\Local\Temp\cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e.exe C:\Users\Admin\AppData\Local\Grinnellia\carryover.exe
PID 2784 wrote to memory of 2876 N/A C:\Users\Admin\AppData\Local\Grinnellia\carryover.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2784 wrote to memory of 2876 N/A C:\Users\Admin\AppData\Local\Grinnellia\carryover.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2784 wrote to memory of 2876 N/A C:\Users\Admin\AppData\Local\Grinnellia\carryover.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2784 wrote to memory of 2876 N/A C:\Users\Admin\AppData\Local\Grinnellia\carryover.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2784 wrote to memory of 2876 N/A C:\Users\Admin\AppData\Local\Grinnellia\carryover.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2784 wrote to memory of 2876 N/A C:\Users\Admin\AppData\Local\Grinnellia\carryover.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2784 wrote to memory of 2876 N/A C:\Users\Admin\AppData\Local\Grinnellia\carryover.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2784 wrote to memory of 2876 N/A C:\Users\Admin\AppData\Local\Grinnellia\carryover.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\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-1-5-21-1163522206-1469769407-485553996-1000\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\cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e.exe

"C:\Users\Admin\AppData\Local\Temp\cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e.exe"

C:\Users\Admin\AppData\Local\Grinnellia\carryover.exe

"C:\Users\Admin\AppData\Local\Temp\cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e.exe"

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

"C:\Users\Admin\AppData\Local\Temp\cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e.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 104.21.67.152:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 api.telegram.org udp
NL 149.154.167.220:443 api.telegram.org tcp
NL 149.154.167.220:443 api.telegram.org tcp

Files

memory/2952-6-0x0000000000730000-0x0000000000B30000-memory.dmp

\Users\Admin\AppData\Local\Grinnellia\carryover.exe

MD5 a7b07a73cc640c387c3dbfbf5104a5bc
SHA1 fae32af8e7eaec57aca890881ff043772ca28bfd
SHA256 cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e
SHA512 b87cae08eb793e4ada56fd27b1d263ca1eea2f3bc57c824f9bc66a3d2135f777c7ace81f84b105e204e2a778fd84dd2f4e88f59086b6b112b2f098f7a6e56f30

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

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/2784-20-0x0000000000AC0000-0x0000000000EC0000-memory.dmp

memory/2876-29-0x0000000000090000-0x00000000000DA000-memory.dmp

memory/2876-31-0x0000000000090000-0x00000000000DA000-memory.dmp

memory/2876-32-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

memory/2876-24-0x0000000000090000-0x00000000000DA000-memory.dmp

memory/2876-22-0x0000000000090000-0x00000000000DA000-memory.dmp

memory/2876-33-0x0000000074A70000-0x000000007515E000-memory.dmp

memory/2876-34-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

memory/2876-35-0x0000000074A70000-0x000000007515E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-02 01:26

Reported

2024-12-02 01:28

Platform

win10v2004-20241007-en

Max time kernel

103s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Vipkeylogger family

vipkeylogger

Drops startup file

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

Executes dropped EXE

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

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\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-1-5-21-940901362-3608833189-1915618603-1000\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-1-5-21-940901362-3608833189-1915618603-1000\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 3104 set thread context of 644 N/A C:\Users\Admin\AppData\Local\Grinnellia\carryover.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Browser Information Discovery

discovery

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\cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Grinnellia\carryover.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\Grinnellia\carryover.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Grinnellia\carryover.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-1-5-21-940901362-3608833189-1915618603-1000\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-1-5-21-940901362-3608833189-1915618603-1000\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\cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e.exe

"C:\Users\Admin\AppData\Local\Temp\cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e.exe"

C:\Users\Admin\AppData\Local\Grinnellia\carryover.exe

"C:\Users\Admin\AppData\Local\Temp\cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e.exe"

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

"C:\Users\Admin\AppData\Local\Temp\cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3104 -ip 3104

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3104 -s 732

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 checkip.dyndns.org udp
DE 193.122.6.168:80 checkip.dyndns.org tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
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
US 8.8.8.8:53 168.6.122.193.in-addr.arpa udp
US 8.8.8.8:53 134.177.67.172.in-addr.arpa udp
US 8.8.8.8:53 220.167.154.149.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/2752-6-0x00000000017F0000-0x0000000001BF0000-memory.dmp

C:\Users\Admin\AppData\Local\Grinnellia\carryover.exe

MD5 a7b07a73cc640c387c3dbfbf5104a5bc
SHA1 fae32af8e7eaec57aca890881ff043772ca28bfd
SHA256 cc82bc2cc6d09e19ed88c7ff86d952bbe97e12d73e17f9377e16bfeef780662e
SHA512 b87cae08eb793e4ada56fd27b1d263ca1eea2f3bc57c824f9bc66a3d2135f777c7ace81f84b105e204e2a778fd84dd2f4e88f59086b6b112b2f098f7a6e56f30

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

MD5 47ee3058b4ce4e3cf9882b3d4c03f87d
SHA1 40dc1e81aa85feaeeb07d8369a4bb08c38d0c5d6
SHA256 9aad8edaf6ae4975d72c246dbe8b594dfd3beddd8a388feff5a2061711992b55
SHA512 096dc1dda1b0f91b8fb3a49bc7c714d07480c953f3a52b6e63e3cdd829e6c3f1a6e1334fd0db664e2a60717f379dc6ddf6cdf608c5b309cfe61b12d1e5ad43f3

memory/3104-18-0x00000000011B0000-0x00000000015B0000-memory.dmp

memory/644-20-0x0000000000720000-0x000000000076A000-memory.dmp

memory/644-21-0x0000000073A9E000-0x0000000073A9F000-memory.dmp

memory/644-22-0x0000000005280000-0x0000000005824000-memory.dmp

memory/644-23-0x0000000004CD0000-0x0000000004D6C000-memory.dmp

memory/644-24-0x0000000073A90000-0x0000000074240000-memory.dmp

memory/644-25-0x00000000060E0000-0x00000000062A2000-memory.dmp

memory/644-26-0x0000000005F80000-0x0000000005FD0000-memory.dmp

memory/644-27-0x00000000067E0000-0x0000000006D0C000-memory.dmp

memory/644-28-0x0000000073A9E000-0x0000000073A9F000-memory.dmp

memory/644-29-0x0000000073A90000-0x0000000074240000-memory.dmp

memory/644-30-0x0000000006350000-0x00000000063E2000-memory.dmp

memory/644-31-0x00000000062C0000-0x00000000062CA000-memory.dmp