Malware Analysis Report

2024-12-07 04:11

Sample ID 241111-k1hpfsxapj
Target e987a67f53c5bdc2f83da3796ad49a86f200f95f90b0b234a882b68ad890e155N.exe
SHA256 2a44da1b98920c912f479357c19ee66bfcb64d4c6058abdc36379178bf4fc32f
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

2a44da1b98920c912f479357c19ee66bfcb64d4c6058abdc36379178bf4fc32f

Threat Level: Known bad

The file e987a67f53c5bdc2f83da3796ad49a86f200f95f90b0b234a882b68ad890e155N.exe was found to be: Known bad.

Malicious Activity Summary

healer redline ruma discovery dropper evasion infostealer persistence trojan

Redline family

Healer

Detects Healer an antivirus disabler dropper

Healer family

Modifies Windows Defender Real-time Protection settings

RedLine

RedLine payload

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

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

2024-11-11 09:03

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 09:03

Reported

2024-11-11 09:05

Platform

win10v2004-20241007-en

Max time kernel

118s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e987a67f53c5bdc2f83da3796ad49a86f200f95f90b0b234a882b68ad890e155N.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\ddB73IC.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\ddB73IC.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\ddB73IC.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddB73IC.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\ddB73IC.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\ddB73IC.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\ddB73IC.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eXs40XG.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\ddB73IC.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\e987a67f53c5bdc2f83da3796ad49a86f200f95f90b0b234a882b68ad890e155N.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\e987a67f53c5bdc2f83da3796ad49a86f200f95f90b0b234a882b68ad890e155N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eXs40XG.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddB73IC.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddB73IC.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddB73IC.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eXs40XG.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e987a67f53c5bdc2f83da3796ad49a86f200f95f90b0b234a882b68ad890e155N.exe

"C:\Users\Admin\AppData\Local\Temp\e987a67f53c5bdc2f83da3796ad49a86f200f95f90b0b234a882b68ad890e155N.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddB73IC.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddB73IC.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eXs40XG.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eXs40XG.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 228.249.119.40.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
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ddB73IC.exe

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

memory/3184-7-0x00007FFE592B3000-0x00007FFE592B5000-memory.dmp

memory/3184-8-0x0000000000930000-0x000000000093A000-memory.dmp

memory/3184-9-0x00007FFE592B3000-0x00007FFE592B5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eXs40XG.exe

MD5 f2646606f3fe7c960ce6858c1a55acb1
SHA1 79296d0a57bce9a57f28ed8a0e68c99ed89f40b3
SHA256 2fda9bc196785ee87ad4139c91d024055eab01e91fb658a57513c6e556eeed31
SHA512 728c33bbc0750251fcaae4b1ac1c6b07e30a0f167acae6d6082ca81c6f49b0b14f64ec70c3b9be446621a07f86d65448f0a97eff0dbc968178a73b72454ac3fd

memory/3328-15-0x00000000008C0000-0x00000000009C0000-memory.dmp

memory/3328-16-0x00000000007E0000-0x000000000082B000-memory.dmp

memory/3328-17-0x0000000000400000-0x000000000044E000-memory.dmp

memory/3328-18-0x0000000002570000-0x00000000025B6000-memory.dmp

memory/3328-19-0x0000000004DC0000-0x0000000005364000-memory.dmp

memory/3328-20-0x00000000027C0000-0x0000000002804000-memory.dmp

memory/3328-28-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-34-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-84-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-80-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-78-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-76-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-74-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-72-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-70-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-68-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-64-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-62-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-60-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-58-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-56-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-54-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-52-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-50-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-46-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-44-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-42-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-40-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-38-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-36-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-32-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-30-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-26-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-24-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-82-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-66-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-48-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-22-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-21-0x00000000027C0000-0x00000000027FE000-memory.dmp

memory/3328-927-0x0000000005370000-0x0000000005988000-memory.dmp

memory/3328-928-0x0000000005990000-0x0000000005A9A000-memory.dmp

memory/3328-929-0x0000000004D20000-0x0000000004D32000-memory.dmp

memory/3328-930-0x0000000004D40000-0x0000000004D7C000-memory.dmp

memory/3328-931-0x0000000005BA0000-0x0000000005BEC000-memory.dmp

memory/3328-932-0x00000000008C0000-0x00000000009C0000-memory.dmp

memory/3328-933-0x00000000007E0000-0x000000000082B000-memory.dmp

memory/3328-935-0x0000000000400000-0x000000000044E000-memory.dmp