Malware Analysis Report

2024-12-07 04:11

Sample ID 241112-yf249asqfj
Target 1127fb426dce2bae11def67cd5a54e8de9436523cd6bf56d18f9a7c827f27024
SHA256 1127fb426dce2bae11def67cd5a54e8de9436523cd6bf56d18f9a7c827f27024
Tags
healer redline ruma 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

1127fb426dce2bae11def67cd5a54e8de9436523cd6bf56d18f9a7c827f27024

Threat Level: Known bad

The file 1127fb426dce2bae11def67cd5a54e8de9436523cd6bf56d18f9a7c827f27024 was found to be: Known bad.

Malicious Activity Summary

healer redline ruma discovery dropper evasion infostealer persistence trojan

RedLine payload

Healer family

Modifies Windows Defender Real-time Protection settings

Detects Healer an antivirus disabler dropper

Healer

RedLine

Redline family

Windows security modification

Executes dropped EXE

Adds Run key to start application

Launches sc.exe

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-12 19:44

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 19:44

Reported

2024-11-12 19:47

Platform

win10v2004-20241007-en

Max time kernel

144s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1127fb426dce2bae11def67cd5a54e8de9436523cd6bf56d18f9a7c827f27024.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\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dUn15ls.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\dUn15ls.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dUn15ls.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\dUn15ls.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\dUn15ls.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dUn15ls.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\dUn15ls.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eNG64Xl.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\dUn15ls.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\1127fb426dce2bae11def67cd5a54e8de9436523cd6bf56d18f9a7c827f27024.exe N/A

Launches sc.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\sc.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\IXP000.TMP\eNG64Xl.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\1127fb426dce2bae11def67cd5a54e8de9436523cd6bf56d18f9a7c827f27024.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dUn15ls.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dUn15ls.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dUn15ls.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eNG64Xl.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1127fb426dce2bae11def67cd5a54e8de9436523cd6bf56d18f9a7c827f27024.exe

"C:\Users\Admin\AppData\Local\Temp\1127fb426dce2bae11def67cd5a54e8de9436523cd6bf56d18f9a7c827f27024.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dUn15ls.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dUn15ls.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eNG64Xl.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eNG64Xl.exe

C:\Windows\system32\sc.exe

C:\Windows\system32\sc.exe start wuauserv

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 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dUn15ls.exe

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

memory/4504-7-0x00007FFA73A63000-0x00007FFA73A65000-memory.dmp

memory/4504-8-0x0000000000B50000-0x0000000000B5A000-memory.dmp

memory/4504-9-0x00007FFA73A63000-0x00007FFA73A65000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eNG64Xl.exe

MD5 32c8b3b5e43f7f5899f1f3c275cbdce1
SHA1 76fbc6dd6393febe80fc382f9de49eb5941dc3bf
SHA256 1354fea783bfe2d72267bb11cd26ddd9850b93ad93592d9b8e48eb072cfdfc68
SHA512 6e418376e426c2e0978c7061e4c73925fb8725d17250c952b4d5d109ace4922311c4ee382224678aa10a06af6b7d50b718e33a50b90abe8df413673da8bba854

memory/4516-15-0x00000000007C0000-0x00000000008C0000-memory.dmp

memory/4516-16-0x00000000005D0000-0x000000000061B000-memory.dmp

memory/4516-17-0x0000000000400000-0x000000000044E000-memory.dmp

memory/4516-18-0x00000000022E0000-0x0000000002326000-memory.dmp

memory/4516-19-0x0000000004DE0000-0x0000000005384000-memory.dmp

memory/4516-20-0x0000000004CE0000-0x0000000004D24000-memory.dmp

memory/4516-36-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-46-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-44-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-42-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-40-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-38-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-80-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-68-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-56-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-34-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-32-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-30-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-28-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-26-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-24-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-22-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-21-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-84-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-82-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-78-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-76-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-74-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-72-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-70-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-66-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-64-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-62-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-60-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-58-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-54-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-52-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-50-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-48-0x0000000004CE0000-0x0000000004D1E000-memory.dmp

memory/4516-927-0x0000000005390000-0x00000000059A8000-memory.dmp

memory/4516-928-0x00000000059B0000-0x0000000005ABA000-memory.dmp

memory/4516-929-0x0000000005AE0000-0x0000000005AF2000-memory.dmp

memory/4516-930-0x0000000005C00000-0x0000000005C3C000-memory.dmp

memory/4516-931-0x0000000005C50000-0x0000000005C9C000-memory.dmp

memory/4516-932-0x00000000007C0000-0x00000000008C0000-memory.dmp

memory/4516-934-0x00000000005D0000-0x000000000061B000-memory.dmp

memory/4516-935-0x0000000000400000-0x000000000044E000-memory.dmp