Malware Analysis Report

2024-11-13 17:38

Sample ID 241110-bz3hsszjhj
Target da0f4b326af173c8e18b81fd44d60781e4cdbaa5534ee796949f2271be08ab3b
SHA256 da0f4b326af173c8e18b81fd44d60781e4cdbaa5534ee796949f2271be08ab3b
Tags
healer redline discovery dropper evasion infostealer persistence trojan
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 Overview

score
10/10

SHA256

da0f4b326af173c8e18b81fd44d60781e4cdbaa5534ee796949f2271be08ab3b

Threat Level: Known bad

The file da0f4b326af173c8e18b81fd44d60781e4cdbaa5534ee796949f2271be08ab3b was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

RedLine

Healer family

Detects Healer an antivirus disabler dropper

Healer

Modifies Windows Defender Real-time Protection settings

Redline family

RedLine payload

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:35

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:35

Reported

2024-11-10 01:38

Platform

win10v2004-20241007-en

Max time kernel

142s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\da0f4b326af173c8e18b81fd44d60781e4cdbaa5534ee796949f2271be08ab3b.exe"

Signatures

Detects Healer an antivirus disabler dropper

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

Healer

dropper healer

Healer family

healer

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\72077345.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\72077345.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\72077345.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\72077345.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\72077345.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\72077345.exe N/A

RedLine

infostealer redline

RedLine payload

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

Redline family

redline

Windows security modification

evasion trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\72077345.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\72077345.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un853383.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\da0f4b326af173c8e18b81fd44d60781e4cdbaa5534ee796949f2271be08ab3b.exe N/A

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\da0f4b326af173c8e18b81fd44d60781e4cdbaa5534ee796949f2271be08ab3b.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un853383.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\72077345.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk487298.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\72077345.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\72077345.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\72077345.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk487298.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3512 wrote to memory of 1744 N/A C:\Users\Admin\AppData\Local\Temp\da0f4b326af173c8e18b81fd44d60781e4cdbaa5534ee796949f2271be08ab3b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un853383.exe
PID 3512 wrote to memory of 1744 N/A C:\Users\Admin\AppData\Local\Temp\da0f4b326af173c8e18b81fd44d60781e4cdbaa5534ee796949f2271be08ab3b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un853383.exe
PID 3512 wrote to memory of 1744 N/A C:\Users\Admin\AppData\Local\Temp\da0f4b326af173c8e18b81fd44d60781e4cdbaa5534ee796949f2271be08ab3b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un853383.exe
PID 1744 wrote to memory of 4516 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un853383.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\72077345.exe
PID 1744 wrote to memory of 4516 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un853383.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\72077345.exe
PID 1744 wrote to memory of 4516 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un853383.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\72077345.exe
PID 1744 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un853383.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk487298.exe
PID 1744 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un853383.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk487298.exe
PID 1744 wrote to memory of 1980 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un853383.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk487298.exe

Processes

C:\Users\Admin\AppData\Local\Temp\da0f4b326af173c8e18b81fd44d60781e4cdbaa5534ee796949f2271be08ab3b.exe

"C:\Users\Admin\AppData\Local\Temp\da0f4b326af173c8e18b81fd44d60781e4cdbaa5534ee796949f2271be08ab3b.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un853383.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un853383.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\72077345.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\72077345.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4516 -ip 4516

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4516 -s 1084

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk487298.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk487298.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un853383.exe

MD5 f6043c69dc8a95bbba087d237c446f2f
SHA1 cdc4a51999a446e93b3ebd6af6657b6c83923cbd
SHA256 6b17ce91fe300f579a38556e2982f04098c02cec5f9773adac5f3d263065c287
SHA512 1b33555d3c3bd87d0d32148e72ec2faebe02de40157b327407601fe011317a881b7d7d9aa141ed8cf5ca60b14b714ad3eb6fb7025d0f099fff61197f9c579eaa

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\72077345.exe

MD5 fac26d26057036165f80251224bd5e46
SHA1 52141d23857d86a20d2ae79e7c8895bc4ab1f7d9
SHA256 70f3442c6c6e161851e20eea47197194d6604a37160568de10f336742dd498ce
SHA512 a5d289bf7ce2c625a153ba1f2896c495ff6b4d21b55fdf0630da1fefee0a8c82e22a1b43657a75aea0c239fcb7bbf238805500c66df9e68fac10f7e5a349c176

memory/4516-15-0x00000000006B0000-0x00000000007B0000-memory.dmp

memory/4516-16-0x00000000005C0000-0x00000000005ED000-memory.dmp

memory/4516-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4516-18-0x0000000000400000-0x0000000000455000-memory.dmp

memory/4516-19-0x00000000022F0000-0x000000000230A000-memory.dmp

memory/4516-20-0x0000000004B40000-0x00000000050E4000-memory.dmp

memory/4516-21-0x00000000024A0000-0x00000000024B8000-memory.dmp

memory/4516-29-0x00000000024A0000-0x00000000024B3000-memory.dmp

memory/4516-49-0x00000000024A0000-0x00000000024B3000-memory.dmp

memory/4516-48-0x00000000024A0000-0x00000000024B3000-memory.dmp

memory/4516-45-0x00000000024A0000-0x00000000024B3000-memory.dmp

memory/4516-44-0x00000000024A0000-0x00000000024B3000-memory.dmp

memory/4516-41-0x00000000024A0000-0x00000000024B3000-memory.dmp

memory/4516-40-0x00000000024A0000-0x00000000024B3000-memory.dmp

memory/4516-37-0x00000000024A0000-0x00000000024B3000-memory.dmp

memory/4516-35-0x00000000024A0000-0x00000000024B3000-memory.dmp

memory/4516-33-0x00000000024A0000-0x00000000024B3000-memory.dmp

memory/4516-31-0x00000000024A0000-0x00000000024B3000-memory.dmp

memory/4516-27-0x00000000024A0000-0x00000000024B3000-memory.dmp

memory/4516-25-0x00000000024A0000-0x00000000024B3000-memory.dmp

memory/4516-23-0x00000000024A0000-0x00000000024B3000-memory.dmp

memory/4516-22-0x00000000024A0000-0x00000000024B3000-memory.dmp

memory/4516-50-0x00000000006B0000-0x00000000007B0000-memory.dmp

memory/4516-51-0x00000000005C0000-0x00000000005ED000-memory.dmp

memory/4516-52-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4516-55-0x0000000000400000-0x0000000000455000-memory.dmp

memory/4516-56-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk487298.exe

MD5 27775a80249f4bb95d64ca226ff9fc68
SHA1 69d68f0be1988fc0edfae1befac310303b7417d3
SHA256 dca6b9adbf4046859080f88f8b7b8c8e3732e998b987366ff7a79e20ee9d3b29
SHA512 f880f0e61d9783b6d6faf423ed3a70b41b6ae3c85b80ca6d30975dadb66d948db0b61c9c75a816aa0628174a2f932a9d1d197af589bf8eb4423a1db4b8995e02

memory/1980-61-0x00000000023E0000-0x000000000241C000-memory.dmp

memory/1980-62-0x0000000002530000-0x000000000256A000-memory.dmp

memory/1980-70-0x0000000002530000-0x0000000002565000-memory.dmp

memory/1980-78-0x0000000002530000-0x0000000002565000-memory.dmp

memory/1980-96-0x0000000002530000-0x0000000002565000-memory.dmp

memory/1980-94-0x0000000002530000-0x0000000002565000-memory.dmp

memory/1980-92-0x0000000002530000-0x0000000002565000-memory.dmp

memory/1980-90-0x0000000002530000-0x0000000002565000-memory.dmp

memory/1980-88-0x0000000002530000-0x0000000002565000-memory.dmp

memory/1980-84-0x0000000002530000-0x0000000002565000-memory.dmp

memory/1980-82-0x0000000002530000-0x0000000002565000-memory.dmp

memory/1980-81-0x0000000002530000-0x0000000002565000-memory.dmp

memory/1980-76-0x0000000002530000-0x0000000002565000-memory.dmp

memory/1980-74-0x0000000002530000-0x0000000002565000-memory.dmp

memory/1980-72-0x0000000002530000-0x0000000002565000-memory.dmp

memory/1980-86-0x0000000002530000-0x0000000002565000-memory.dmp

memory/1980-68-0x0000000002530000-0x0000000002565000-memory.dmp

memory/1980-66-0x0000000002530000-0x0000000002565000-memory.dmp

memory/1980-64-0x0000000002530000-0x0000000002565000-memory.dmp

memory/1980-63-0x0000000002530000-0x0000000002565000-memory.dmp

memory/1980-855-0x00000000075F0000-0x0000000007C08000-memory.dmp

memory/1980-856-0x0000000004B90000-0x0000000004BA2000-memory.dmp

memory/1980-857-0x0000000007C10000-0x0000000007D1A000-memory.dmp

memory/1980-858-0x0000000007D30000-0x0000000007D6C000-memory.dmp

memory/1980-859-0x0000000002480000-0x00000000024CC000-memory.dmp