Malware Analysis Report

2024-12-07 04:05

Sample ID 241113-ynn8csxpbv
Target 7e99fc3b639b4f6e9bcc0a989b090e21eea4e6c40e1b445a3fd561da936bed27N.exe
SHA256 7e99fc3b639b4f6e9bcc0a989b090e21eea4e6c40e1b445a3fd561da936bed27
Tags
healer redline fud 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

7e99fc3b639b4f6e9bcc0a989b090e21eea4e6c40e1b445a3fd561da936bed27

Threat Level: Known bad

The file 7e99fc3b639b4f6e9bcc0a989b090e21eea4e6c40e1b445a3fd561da936bed27N.exe was found to be: Known bad.

Malicious Activity Summary

healer redline fud discovery dropper evasion infostealer persistence trojan

Modifies Windows Defender Real-time Protection settings

Healer family

RedLine payload

Healer

Redline family

RedLine

Detects Healer an antivirus disabler dropper

Windows security modification

Executes dropped EXE

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 19:56

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 19:56

Reported

2024-11-13 19:58

Platform

win10v2004-20241007-en

Max time kernel

143s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7e99fc3b639b4f6e9bcc0a989b090e21eea4e6c40e1b445a3fd561da936bed27N.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
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s3388ew.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\s3388ew.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\s3388ew.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\s3388ew.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\s3388ew.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\s3388ew.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\s3388ew.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t06Sc86.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\s3388ew.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\7e99fc3b639b4f6e9bcc0a989b090e21eea4e6c40e1b445a3fd561da936bed27N.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\7e99fc3b639b4f6e9bcc0a989b090e21eea4e6c40e1b445a3fd561da936bed27N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t06Sc86.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s3388ew.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s3388ew.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s3388ew.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t06Sc86.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7e99fc3b639b4f6e9bcc0a989b090e21eea4e6c40e1b445a3fd561da936bed27N.exe

"C:\Users\Admin\AppData\Local\Temp\7e99fc3b639b4f6e9bcc0a989b090e21eea4e6c40e1b445a3fd561da936bed27N.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s3388ew.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s3388ew.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t06Sc86.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t06Sc86.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 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 68.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s3388ew.exe

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

memory/4088-7-0x00007FFB25313000-0x00007FFB25315000-memory.dmp

memory/4088-8-0x00000000001E0000-0x00000000001EA000-memory.dmp

memory/4088-9-0x00007FFB25313000-0x00007FFB25315000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t06Sc86.exe

MD5 078594e2ec8f1b2481d493ca8b67af44
SHA1 d961fe2be92902c074b04272f277320fa994490a
SHA256 8bb2f1b6ab119fe6fc0293fa4e325c01dbdd79a5dcb2b73db5d151217dba7c0e
SHA512 0d6610de14191c8f5491a80cc8f50fc70011636e35b6b30295abcba780879b882e70dbb9ca33be81ad697bf1cdee7b68a1474b20968db6fc1d71e2e8cce227c6

memory/2524-15-0x0000000000700000-0x0000000000800000-memory.dmp

memory/2524-16-0x00000000004F0000-0x000000000053B000-memory.dmp

memory/2524-17-0x0000000000400000-0x000000000044E000-memory.dmp

memory/2524-18-0x0000000004B90000-0x0000000004BD6000-memory.dmp

memory/2524-19-0x0000000004D70000-0x0000000005314000-memory.dmp

memory/2524-20-0x0000000004C10000-0x0000000004C54000-memory.dmp

memory/2524-26-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-34-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-84-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-82-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-80-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-78-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-76-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-74-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-72-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-68-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-66-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-64-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-62-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-60-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-58-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-56-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-54-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-50-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-48-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-46-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-44-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-42-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-40-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-38-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-36-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-32-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-30-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-28-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-70-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-52-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-24-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-22-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-21-0x0000000004C10000-0x0000000004C4E000-memory.dmp

memory/2524-927-0x0000000005320000-0x0000000005938000-memory.dmp

memory/2524-928-0x0000000005940000-0x0000000005A4A000-memory.dmp

memory/2524-929-0x0000000005A50000-0x0000000005A62000-memory.dmp

memory/2524-930-0x0000000005A70000-0x0000000005AAC000-memory.dmp

memory/2524-931-0x0000000005BB0000-0x0000000005BFC000-memory.dmp

memory/2524-932-0x0000000000700000-0x0000000000800000-memory.dmp

memory/2524-933-0x00000000004F0000-0x000000000053B000-memory.dmp

memory/2524-935-0x0000000000400000-0x000000000044E000-memory.dmp