Malware Analysis Report

2025-01-22 09:09

Sample ID 240521-1wdgyabg26
Target 437631f5368601d9c03477626b970cc746815a50a5bb87066c422e61bef5feb0
SHA256 437631f5368601d9c03477626b970cc746815a50a5bb87066c422e61bef5feb0
Tags
redline infostealer spyware
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

437631f5368601d9c03477626b970cc746815a50a5bb87066c422e61bef5feb0

Threat Level: Known bad

The file 437631f5368601d9c03477626b970cc746815a50a5bb87066c422e61bef5feb0 was found to be: Known bad.

Malicious Activity Summary

redline infostealer spyware

RedLine payload

RedLine

Accesses cryptocurrency files/wallets, possible credential harvesting

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-21 21:59

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-21 21:59

Reported

2024-05-21 22:02

Platform

win7-20240221-en

Max time kernel

118s

Max time network

119s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\437631f5368601d9c03477626b970cc746815a50a5bb87066c422e61bef5feb0.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2924 wrote to memory of 2944 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2924 wrote to memory of 2944 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2924 wrote to memory of 2944 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2924 wrote to memory of 2944 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2924 wrote to memory of 2944 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2924 wrote to memory of 2944 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2924 wrote to memory of 2944 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\437631f5368601d9c03477626b970cc746815a50a5bb87066c422e61bef5feb0.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\437631f5368601d9c03477626b970cc746815a50a5bb87066c422e61bef5feb0.dll,#1

Network

N/A

Files

memory/2944-0-0x0000000075400000-0x00000000754C1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-21 21:59

Reported

2024-05-21 22:02

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

154s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\437631f5368601d9c03477626b970cc746815a50a5bb87066c422e61bef5feb0.dll,#1

Signatures

RedLine

infostealer redline

RedLine payload

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

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 916 set thread context of 1584 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Suspicious use of AdjustPrivilegeToken

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

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\437631f5368601d9c03477626b970cc746815a50a5bb87066c422e61bef5feb0.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\437631f5368601d9c03477626b970cc746815a50a5bb87066c422e61bef5feb0.dll,#1

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
NL 194.26.232.43:20746 tcp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.129:443 www.bing.com tcp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 43.232.26.194.in-addr.arpa udp
NL 23.62.61.129:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 129.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 131.211.222.173.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 27.178.89.13.in-addr.arpa udp

Files

memory/1584-1-0x0000000000520000-0x0000000000572000-memory.dmp

memory/916-2-0x0000000077B81000-0x0000000077CA1000-memory.dmp

memory/1584-3-0x0000000074D2E000-0x0000000074D2F000-memory.dmp

memory/1584-4-0x0000000005110000-0x00000000056B4000-memory.dmp

memory/1584-5-0x0000000004C00000-0x0000000004C92000-memory.dmp

memory/1584-6-0x0000000004BE0000-0x0000000004BEA000-memory.dmp

memory/1584-7-0x0000000074D20000-0x00000000754D0000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Tmp4E10.tmp

MD5 1420d30f964eac2c85b2ccfe968eebce
SHA1 bdf9a6876578a3e38079c4f8cf5d6c79687ad750
SHA256 f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9
SHA512 6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

memory/1584-24-0x00000000058C0000-0x0000000005936000-memory.dmp

memory/1584-25-0x0000000005FC0000-0x0000000005FDE000-memory.dmp

memory/1584-28-0x0000000006600000-0x0000000006C18000-memory.dmp

memory/1584-29-0x0000000006150000-0x000000000625A000-memory.dmp

memory/1584-30-0x0000000006090000-0x00000000060A2000-memory.dmp

memory/1584-31-0x00000000060F0000-0x000000000612C000-memory.dmp

memory/1584-32-0x0000000006260000-0x00000000062AC000-memory.dmp

memory/1584-33-0x00000000063A0000-0x0000000006406000-memory.dmp

memory/1584-36-0x00000000065A0000-0x00000000065F0000-memory.dmp

memory/1584-37-0x0000000007060000-0x0000000007222000-memory.dmp

memory/1584-38-0x0000000007960000-0x0000000007E8C000-memory.dmp

memory/1584-40-0x0000000074D20000-0x00000000754D0000-memory.dmp