Malware Analysis Report

2025-04-03 14:21

Sample ID 241110-dd6pfa1len
Target 66849000ee9421bd8f1570df6cd2bbc0e736f9d37187e7dc9b17cdb2d454fc34
SHA256 66849000ee9421bd8f1570df6cd2bbc0e736f9d37187e7dc9b17cdb2d454fc34
Tags
healer redline divan 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

66849000ee9421bd8f1570df6cd2bbc0e736f9d37187e7dc9b17cdb2d454fc34

Threat Level: Known bad

The file 66849000ee9421bd8f1570df6cd2bbc0e736f9d37187e7dc9b17cdb2d454fc34 was found to be: Known bad.

Malicious Activity Summary

healer redline divan discovery dropper evasion infostealer persistence trojan

Modifies Windows Defender Real-time Protection settings

Detects Healer an antivirus disabler dropper

Healer

RedLine

Healer family

RedLine payload

Redline family

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 02:54

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 02:54

Reported

2024-11-10 02:57

Platform

win10v2004-20241007-en

Max time kernel

142s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\66849000ee9421bd8f1570df6cd2bbc0e736f9d37187e7dc9b17cdb2d454fc34.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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2105409.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2105409.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2105409.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2105409.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2105409.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2105409.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Redline family

redline

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2105409.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2105409.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_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\y1041968.exe N/A
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\66849000ee9421bd8f1570df6cd2bbc0e736f9d37187e7dc9b17cdb2d454fc34.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\66849000ee9421bd8f1570df6cd2bbc0e736f9d37187e7dc9b17cdb2d454fc34.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1041968.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2105409.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4324184.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2105409.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2105409.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2105409.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2396 wrote to memory of 2888 N/A C:\Users\Admin\AppData\Local\Temp\66849000ee9421bd8f1570df6cd2bbc0e736f9d37187e7dc9b17cdb2d454fc34.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1041968.exe
PID 2396 wrote to memory of 2888 N/A C:\Users\Admin\AppData\Local\Temp\66849000ee9421bd8f1570df6cd2bbc0e736f9d37187e7dc9b17cdb2d454fc34.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1041968.exe
PID 2396 wrote to memory of 2888 N/A C:\Users\Admin\AppData\Local\Temp\66849000ee9421bd8f1570df6cd2bbc0e736f9d37187e7dc9b17cdb2d454fc34.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1041968.exe
PID 2888 wrote to memory of 4404 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1041968.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2105409.exe
PID 2888 wrote to memory of 4404 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1041968.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2105409.exe
PID 2888 wrote to memory of 4404 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1041968.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2105409.exe
PID 2888 wrote to memory of 3428 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1041968.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4324184.exe
PID 2888 wrote to memory of 3428 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1041968.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4324184.exe
PID 2888 wrote to memory of 3428 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1041968.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4324184.exe

Processes

C:\Users\Admin\AppData\Local\Temp\66849000ee9421bd8f1570df6cd2bbc0e736f9d37187e7dc9b17cdb2d454fc34.exe

"C:\Users\Admin\AppData\Local\Temp\66849000ee9421bd8f1570df6cd2bbc0e736f9d37187e7dc9b17cdb2d454fc34.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1041968.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1041968.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2105409.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2105409.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4324184.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4324184.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 69.209.201.84.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
CY 217.196.96.102:4132 tcp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
CY 217.196.96.102:4132 tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
CY 217.196.96.102:4132 tcp
CY 217.196.96.102:4132 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
CY 217.196.96.102:4132 tcp
CY 217.196.96.102:4132 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1041968.exe

MD5 1b560ce2e8435ed5c8b6e3daf6cc5207
SHA1 3176df01c962e5b8d4143af2197d5f6dd0bdd27e
SHA256 f419828cf2d6cc1e417917657a1f0b37c417e8718d45fd72cc44db6003247600
SHA512 a340ee6c2a929b4cf2ee0991a5ed27246e1b77a7a94d12a616dc82a309a9678405366123d60e1707316dd7ce35c0dd72641dcea50d2c2cc97f69548c0de8ce58

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2105409.exe

MD5 be5e4fc87c2274655c40b002648132cc
SHA1 81e39508982bf330448ff0b64ceec5d12e3ba50a
SHA256 967195b9a0093e50bfcdfeb277e9a9ecfdf621d7a7a9fa46809808778159de6e
SHA512 2a8ea981c84d12811b1e1c3730f4be833db4040415e6a961a53dc3e26019b4fa3029d11f1f74456b3311325d0fdd8010c494d078061bdc7266c31432d2c3e4e1

memory/4404-14-0x0000000073E7E000-0x0000000073E7F000-memory.dmp

memory/4404-15-0x0000000002190000-0x00000000021AA000-memory.dmp

memory/4404-16-0x0000000073E70000-0x0000000074620000-memory.dmp

memory/4404-17-0x0000000004BD0000-0x0000000005174000-memory.dmp

memory/4404-18-0x00000000024A0000-0x00000000024B8000-memory.dmp

memory/4404-19-0x0000000073E70000-0x0000000074620000-memory.dmp

memory/4404-37-0x00000000024A0000-0x00000000024B2000-memory.dmp

memory/4404-47-0x00000000024A0000-0x00000000024B2000-memory.dmp

memory/4404-45-0x00000000024A0000-0x00000000024B2000-memory.dmp

memory/4404-48-0x0000000073E70000-0x0000000074620000-memory.dmp

memory/4404-43-0x00000000024A0000-0x00000000024B2000-memory.dmp

memory/4404-42-0x00000000024A0000-0x00000000024B2000-memory.dmp

memory/4404-39-0x00000000024A0000-0x00000000024B2000-memory.dmp

memory/4404-29-0x00000000024A0000-0x00000000024B2000-memory.dmp

memory/4404-27-0x00000000024A0000-0x00000000024B2000-memory.dmp

memory/4404-25-0x00000000024A0000-0x00000000024B2000-memory.dmp

memory/4404-23-0x00000000024A0000-0x00000000024B2000-memory.dmp

memory/4404-21-0x00000000024A0000-0x00000000024B2000-memory.dmp

memory/4404-20-0x00000000024A0000-0x00000000024B2000-memory.dmp

memory/4404-35-0x00000000024A0000-0x00000000024B2000-memory.dmp

memory/4404-33-0x00000000024A0000-0x00000000024B2000-memory.dmp

memory/4404-31-0x00000000024A0000-0x00000000024B2000-memory.dmp

memory/4404-49-0x0000000073E7E000-0x0000000073E7F000-memory.dmp

memory/4404-50-0x0000000073E70000-0x0000000074620000-memory.dmp

memory/4404-52-0x0000000073E70000-0x0000000074620000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4324184.exe

MD5 4ad5d910afe838120c4a37d7dfe825dd
SHA1 0569ecd0aef22e8fb573b7d5ad0a6ca4dd9830a9
SHA256 72fa168374afe27ebab97343cfa4b8e427921a679da3c44e33e6aa06e5f560d1
SHA512 1316f98977c171999de77811f2a3b7bfe77e695d0c7f96870006610d61dccfa19cdab11ed7d27098ff459e8499b3929a80fde4eb9b30904435bac74903317497

memory/3428-56-0x0000000000870000-0x000000000089E000-memory.dmp

memory/3428-57-0x0000000002B00000-0x0000000002B06000-memory.dmp

memory/3428-58-0x00000000058E0000-0x0000000005EF8000-memory.dmp

memory/3428-59-0x00000000053D0000-0x00000000054DA000-memory.dmp

memory/3428-60-0x00000000050E0000-0x00000000050F2000-memory.dmp

memory/3428-61-0x0000000005140000-0x000000000517C000-memory.dmp

memory/3428-62-0x00000000052C0000-0x000000000530C000-memory.dmp