Malware Analysis Report

2025-08-06 04:12

Sample ID 230802-krmbaaeh4s
Target KVC PO1100538819.exe
SHA256 7e961fe6e69522736f067afa59213ed1fe4118a470c9cf272cf15189ff47bf7a
Tags
snakekeylogger 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

7e961fe6e69522736f067afa59213ed1fe4118a470c9cf272cf15189ff47bf7a

Threat Level: Known bad

The file KVC PO1100538819.exe was found to be: Known bad.

Malicious Activity Summary

snakekeylogger keylogger stealer

Snake Keylogger

Snake Keylogger payload

Uses the VBS compiler for execution

Looks up external IP address via web service

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-08-02 08:50

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-08-02 08:50

Reported

2023-08-02 08:52

Platform

win7-20230712-en

Max time kernel

120s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe"

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

Description Indicator Process Target
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Uses the VBS compiler for execution

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 1692 set thread context of 3032 N/A C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1692 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
PID 1692 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
PID 1692 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
PID 1692 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
PID 1692 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
PID 1692 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
PID 1692 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
PID 1692 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
PID 1692 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
PID 1692 wrote to memory of 3032 N/A C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe

Processes

C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe

"C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
US 193.122.130.0:80 checkip.dyndns.org tcp

Files

memory/1692-54-0x0000000000860000-0x000000000091E000-memory.dmp

memory/1692-55-0x0000000073F00000-0x00000000745EE000-memory.dmp

memory/1692-56-0x00000000004D0000-0x0000000000510000-memory.dmp

memory/1692-57-0x0000000000510000-0x0000000000520000-memory.dmp

memory/1692-58-0x0000000073F00000-0x00000000745EE000-memory.dmp

memory/1692-59-0x00000000004D0000-0x0000000000510000-memory.dmp

memory/1692-60-0x0000000000570000-0x000000000057A000-memory.dmp

memory/1692-61-0x0000000005E10000-0x0000000005E88000-memory.dmp

memory/3032-62-0x0000000000400000-0x000000000043C000-memory.dmp

memory/3032-64-0x0000000000400000-0x000000000043C000-memory.dmp

memory/3032-68-0x0000000000400000-0x000000000043C000-memory.dmp

memory/3032-66-0x0000000000400000-0x000000000043C000-memory.dmp

memory/3032-70-0x0000000000400000-0x000000000043C000-memory.dmp

memory/3032-72-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

memory/3032-73-0x0000000000400000-0x000000000043C000-memory.dmp

memory/1692-76-0x0000000073F00000-0x00000000745EE000-memory.dmp

memory/3032-75-0x0000000000400000-0x000000000043C000-memory.dmp

memory/3032-77-0x0000000000400000-0x000000000043C000-memory.dmp

memory/3032-78-0x0000000072FF0000-0x00000000736DE000-memory.dmp

memory/3032-79-0x00000000046C0000-0x0000000004700000-memory.dmp

memory/3032-80-0x00000000007E0000-0x000000000081A000-memory.dmp

memory/3032-81-0x00000000046C0000-0x0000000004700000-memory.dmp

memory/3032-82-0x00000000046C0000-0x0000000004700000-memory.dmp

memory/3032-83-0x00000000021F0000-0x0000000002228000-memory.dmp

memory/3032-84-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-89-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-91-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-87-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-85-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-93-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-95-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-97-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-99-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-101-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-103-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-105-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-107-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-109-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-111-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-113-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-115-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-117-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-119-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-121-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-123-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-125-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-127-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-129-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-131-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-133-0x00000000021F0000-0x0000000002222000-memory.dmp

memory/3032-682-0x00000000046C0000-0x0000000004700000-memory.dmp

memory/3032-683-0x0000000000400000-0x000000000043C000-memory.dmp

memory/3032-684-0x0000000072FF0000-0x00000000736DE000-memory.dmp

memory/3032-685-0x00000000046C0000-0x0000000004700000-memory.dmp

memory/3032-686-0x00000000046C0000-0x0000000004700000-memory.dmp

memory/3032-687-0x00000000046C0000-0x0000000004700000-memory.dmp

memory/3032-688-0x00000000046C0000-0x0000000004700000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-02 08:50

Reported

2023-08-02 08:52

Platform

win10v2004-20230703-en

Max time kernel

142s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe"

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

Description Indicator Process Target
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Uses the VBS compiler for execution

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 680 set thread context of 4788 N/A C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe

"C:\Users\Admin\AppData\Local\Temp\KVC PO1100538819.exe"

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

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.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 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 155.245.36.23.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 126.133.241.8.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 73.247.226.132.in-addr.arpa udp
US 8.8.8.8:53 63.13.109.52.in-addr.arpa udp
NL 88.221.24.19:443 www.bing.com tcp
NL 88.221.24.19:443 www.bing.com tcp
NL 88.221.24.19:443 www.bing.com tcp
NL 88.221.24.19:443 www.bing.com tcp
NL 88.221.24.19:443 www.bing.com tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 19.24.221.88.in-addr.arpa udp

Files

memory/680-133-0x00000000748E0000-0x0000000075090000-memory.dmp

memory/680-134-0x0000000000760000-0x000000000081E000-memory.dmp

memory/680-135-0x0000000005730000-0x0000000005CD4000-memory.dmp

memory/680-136-0x0000000005220000-0x00000000052B2000-memory.dmp

memory/680-137-0x0000000002D20000-0x0000000002D30000-memory.dmp

memory/680-138-0x00000000051F0000-0x00000000051FA000-memory.dmp

memory/680-139-0x00000000748E0000-0x0000000075090000-memory.dmp

memory/680-140-0x0000000002D20000-0x0000000002D30000-memory.dmp

memory/680-141-0x000000000A380000-0x000000000A41C000-memory.dmp

memory/4788-142-0x0000000000400000-0x000000000043C000-memory.dmp

memory/4788-143-0x0000000000400000-0x000000000043C000-memory.dmp

memory/4788-145-0x0000000000400000-0x000000000043C000-memory.dmp

memory/4788-146-0x0000000000400000-0x000000000043C000-memory.dmp

memory/680-147-0x00000000748E0000-0x0000000075090000-memory.dmp

memory/4788-148-0x00000000748E0000-0x0000000075090000-memory.dmp

memory/4788-149-0x0000000005A10000-0x0000000005A20000-memory.dmp

memory/4788-150-0x0000000005A10000-0x0000000005A20000-memory.dmp

memory/4788-151-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-152-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-154-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-156-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-158-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-160-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-162-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-164-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-166-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-168-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-170-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-172-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-174-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-176-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-178-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-180-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-182-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-184-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-186-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-188-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-190-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-192-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-194-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-196-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-198-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-200-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-202-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-204-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-206-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-208-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-210-0x00000000058B0000-0x00000000058E2000-memory.dmp

memory/4788-749-0x0000000005A10000-0x0000000005A20000-memory.dmp

memory/4788-750-0x0000000000400000-0x000000000043C000-memory.dmp

memory/4788-751-0x00000000748E0000-0x0000000075090000-memory.dmp

memory/4788-752-0x0000000005A10000-0x0000000005A20000-memory.dmp

memory/4788-753-0x0000000005A10000-0x0000000005A20000-memory.dmp

memory/4788-754-0x0000000005A10000-0x0000000005A20000-memory.dmp

memory/4788-755-0x0000000006CD0000-0x0000000006E92000-memory.dmp