Malware Analysis Report

2024-12-06 02:40

Sample ID 241110-a9xjvsvnh1
Target c8a4842906013d8a6313a4c635b6c5c3b43b68f33b22a1cfb78b37314a64f96c
SHA256 c8a4842906013d8a6313a4c635b6c5c3b43b68f33b22a1cfb78b37314a64f96c
Tags
healer redline rosn 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

c8a4842906013d8a6313a4c635b6c5c3b43b68f33b22a1cfb78b37314a64f96c

Threat Level: Known bad

The file c8a4842906013d8a6313a4c635b6c5c3b43b68f33b22a1cfb78b37314a64f96c was found to be: Known bad.

Malicious Activity Summary

healer redline rosn discovery dropper evasion infostealer persistence trojan

RedLine

Modifies Windows Defender Real-time Protection settings

Redline family

RedLine payload

Detects Healer an antivirus disabler dropper

Healer

Healer family

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

2024-11-10 00:55

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 00:55

Reported

2024-11-10 00:57

Platform

win10v2004-20241007-en

Max time kernel

143s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c8a4842906013d8a6313a4c635b6c5c3b43b68f33b22a1cfb78b37314a64f96c.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\IXP001.TMP\jr132208.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr132208.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr132208.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr132208.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr132208.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr132208.exe N/A

RedLine

infostealer redline

RedLine payload

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Redline family

redline

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\IXP001.TMP\jr132208.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\c8a4842906013d8a6313a4c635b6c5c3b43b68f33b22a1cfb78b37314a64f96c.exe N/A
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\ziYY9549.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\IXP001.TMP\ku338249.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\c8a4842906013d8a6313a4c635b6c5c3b43b68f33b22a1cfb78b37314a64f96c.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziYY9549.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr132208.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr132208.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr132208.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku338249.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c8a4842906013d8a6313a4c635b6c5c3b43b68f33b22a1cfb78b37314a64f96c.exe

"C:\Users\Admin\AppData\Local\Temp\c8a4842906013d8a6313a4c635b6c5c3b43b68f33b22a1cfb78b37314a64f96c.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziYY9549.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziYY9549.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr132208.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr132208.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku338249.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku338249.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziYY9549.exe

MD5 29ad929cee58b13c8bbe1efafc2dc502
SHA1 580bff7ac6540eacfd263979dfedcd1ee3cbe757
SHA256 09f30e63d9fcf3b504f1753a667e1637bd92a68f7c0e1fa94f363786e720d10b
SHA512 c27909bf3b2690a0b090211fbd1ab72cbf7d2eec5df27c6dcbd6360c7c523ad1d90c640e906e2ba5ecc8c2d73afb9bfb1bf6d4189d9d5e43476e06298c52c3f6

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr132208.exe

MD5 d2695d8128537c02ae0cc90a73b4e72e
SHA1 949a2056f894689cc81703979d00a3731887af04
SHA256 e571500c8b59a1d290e27198419cab8b3bf2f9d426c9defe05ea063d78d43831
SHA512 cda3739b7c5d9aea74dbe54610ca55f6734a6e8d8e2b0798ee2aff31a6a31d3bdddea09ed741e77898a9497149ea6ef9ddda084044c81a8f7ea85df325cbebcd

memory/1484-14-0x00007FFC7B633000-0x00007FFC7B635000-memory.dmp

memory/1484-15-0x0000000000950000-0x000000000095A000-memory.dmp

memory/1484-16-0x00007FFC7B633000-0x00007FFC7B635000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku338249.exe

MD5 6b84cfee49ff602a5554582ec0a219b3
SHA1 0abcb5f9f9af163816cc4186fc92947939fb0776
SHA256 2ce5dfc8e2ad40baf8e3f80967c49f0b1f6ff1c37276e0afc8b068ca6b761560
SHA512 9792a5a5e69384f7b0de04a96d6f868a1a37726b25cdb219c5e35d3b18f6955a278053216cc8ae357ea67b53267cfe9fbb66482b3b80b622a10aecec75584245

memory/4308-22-0x00000000022B0000-0x00000000022F6000-memory.dmp

memory/4308-23-0x0000000004D20000-0x00000000052C4000-memory.dmp

memory/4308-24-0x0000000002590000-0x00000000025D4000-memory.dmp

memory/4308-32-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-34-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-88-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-84-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-82-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-80-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-78-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-76-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-74-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-72-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-70-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-66-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-64-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-62-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-60-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-58-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-56-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-54-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-52-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-50-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-48-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-46-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-44-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-40-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-38-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-36-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-86-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-68-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-42-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-30-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-28-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-26-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-25-0x0000000002590000-0x00000000025CF000-memory.dmp

memory/4308-931-0x00000000052D0000-0x00000000058E8000-memory.dmp

memory/4308-932-0x0000000004C00000-0x0000000004D0A000-memory.dmp

memory/4308-933-0x0000000002690000-0x00000000026A2000-memory.dmp

memory/4308-934-0x00000000058F0000-0x000000000592C000-memory.dmp

memory/4308-935-0x0000000005A40000-0x0000000005A8C000-memory.dmp