Malware Analysis Report

2024-12-07 03:57

Sample ID 241113-p3tlysseml
Target b9f8f5f000213abf015deeb9c39150161ddfc896a9e2aa3928fe7c53fcd51e63N.exe
SHA256 b9f8f5f000213abf015deeb9c39150161ddfc896a9e2aa3928fe7c53fcd51e63
Tags
healer redline ronam 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

b9f8f5f000213abf015deeb9c39150161ddfc896a9e2aa3928fe7c53fcd51e63

Threat Level: Known bad

The file b9f8f5f000213abf015deeb9c39150161ddfc896a9e2aa3928fe7c53fcd51e63N.exe was found to be: Known bad.

Malicious Activity Summary

healer redline ronam discovery dropper evasion infostealer persistence trojan

Healer

Detects Healer an antivirus disabler dropper

Modifies Windows Defender Real-time Protection settings

Redline family

Healer family

RedLine payload

RedLine

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 12:51

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 12:51

Reported

2024-11-13 12:53

Platform

win10v2004-20241007-en

Max time kernel

117s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b9f8f5f000213abf015deeb9c39150161ddfc896a9e2aa3928fe7c53fcd51e63N.exe"

Signatures

Detects Healer an antivirus disabler dropper

Description Indicator Process Target
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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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dRL95OY.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dRL95OY.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dRL95OY.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dRL95OY.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dRL95OY.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dRL95OY.exe N/A

RedLine

infostealer redline

RedLine payload

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Redline family

redline

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dRL95OY.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eFc08oz.exe N/A

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dRL95OY.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_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\b9f8f5f000213abf015deeb9c39150161ddfc896a9e2aa3928fe7c53fcd51e63N.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\b9f8f5f000213abf015deeb9c39150161ddfc896a9e2aa3928fe7c53fcd51e63N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eFc08oz.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dRL95OY.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dRL95OY.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dRL95OY.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eFc08oz.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b9f8f5f000213abf015deeb9c39150161ddfc896a9e2aa3928fe7c53fcd51e63N.exe

"C:\Users\Admin\AppData\Local\Temp\b9f8f5f000213abf015deeb9c39150161ddfc896a9e2aa3928fe7c53fcd51e63N.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dRL95OY.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dRL95OY.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eFc08oz.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eFc08oz.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 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 193.233.20.17:4139 tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
RU 193.233.20.17:4139 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
RU 193.233.20.17:4139 tcp
RU 193.233.20.17:4139 tcp
RU 193.233.20.17:4139 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dRL95OY.exe

MD5 7e93bacbbc33e6652e147e7fe07572a0
SHA1 421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

memory/3704-7-0x00007FFF76553000-0x00007FFF76555000-memory.dmp

memory/3704-8-0x0000000000400000-0x000000000040A000-memory.dmp

memory/3704-9-0x00007FFF76553000-0x00007FFF76555000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eFc08oz.exe

MD5 55ba236dab3eab64d3f0206fe9b048ea
SHA1 98309031af77f9f0cda6051a2d1ef1bd3d01869c
SHA256 a688e863d683e08fdeec9d225f2d87d034c92126bd47a9126f25d0691e0aa101
SHA512 60d83623e8d700e1af62cd97dd4916e3175a001d77d61aaa47a004369182eab24dd79ca43d12032c48763f62ac000c9028bf22b394e30a7a4312ad37cd8b9f9e

memory/2492-15-0x0000000000940000-0x0000000000A40000-memory.dmp

memory/2492-16-0x0000000000760000-0x00000000007AB000-memory.dmp

memory/2492-17-0x0000000000400000-0x000000000044E000-memory.dmp

memory/2492-18-0x0000000002580000-0x00000000025C6000-memory.dmp

memory/2492-19-0x0000000004DB0000-0x0000000005354000-memory.dmp

memory/2492-20-0x0000000002600000-0x0000000002644000-memory.dmp

memory/2492-68-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-84-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-82-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-80-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-78-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-76-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-74-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-72-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-70-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-66-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-64-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-62-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-60-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-58-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-56-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-54-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-50-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-48-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-46-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-44-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-42-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-40-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-38-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-36-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-34-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-32-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-28-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-26-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-24-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-22-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-52-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-30-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-21-0x0000000002600000-0x000000000263E000-memory.dmp

memory/2492-927-0x00000000053B0000-0x00000000059C8000-memory.dmp

memory/2492-928-0x0000000005A50000-0x0000000005B5A000-memory.dmp

memory/2492-929-0x0000000005B90000-0x0000000005BA2000-memory.dmp

memory/2492-930-0x0000000005BB0000-0x0000000005BEC000-memory.dmp

memory/2492-931-0x0000000005D00000-0x0000000005D4C000-memory.dmp

memory/2492-932-0x0000000000940000-0x0000000000A40000-memory.dmp

memory/2492-933-0x0000000000760000-0x00000000007AB000-memory.dmp

memory/2492-935-0x0000000000400000-0x000000000044E000-memory.dmp