Malware Analysis Report

2025-08-10 23:23

Sample ID 241117-kbm8msvmcy
Target b107a696b55650a0e4d87d4ab915309b77371f6cbc9472b72bd983ed512963fb
SHA256 b107a696b55650a0e4d87d4ab915309b77371f6cbc9472b72bd983ed512963fb
Tags
healer redline 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

b107a696b55650a0e4d87d4ab915309b77371f6cbc9472b72bd983ed512963fb

Threat Level: Known bad

The file b107a696b55650a0e4d87d4ab915309b77371f6cbc9472b72bd983ed512963fb was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

Redline family

Healer

RedLine payload

Modifies Windows Defender Real-time Protection settings

RedLine

Healer family

Executes dropped EXE

Windows security modification

Adds Run key to start application

Program crash

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

2024-11-17 08:25

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-17 08:25

Reported

2024-11-17 08:28

Platform

win10v2004-20241007-en

Max time kernel

143s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b107a696b55650a0e4d87d4ab915309b77371f6cbc9472b72bd983ed512963fb.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\pr481824.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\pr481824.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\pr481824.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\pr481824.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\pr481824.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\pr481824.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
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Redline family

redline

Windows security modification

evasion trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr481824.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr481824.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\b107a696b55650a0e4d87d4ab915309b77371f6cbc9472b72bd983ed512963fb.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\un876034.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\b107a696b55650a0e4d87d4ab915309b77371f6cbc9472b72bd983ed512963fb.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un876034.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr481824.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu879424.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr481824.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr481824.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr481824.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu879424.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3132 wrote to memory of 4552 N/A C:\Users\Admin\AppData\Local\Temp\b107a696b55650a0e4d87d4ab915309b77371f6cbc9472b72bd983ed512963fb.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un876034.exe
PID 3132 wrote to memory of 4552 N/A C:\Users\Admin\AppData\Local\Temp\b107a696b55650a0e4d87d4ab915309b77371f6cbc9472b72bd983ed512963fb.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un876034.exe
PID 3132 wrote to memory of 4552 N/A C:\Users\Admin\AppData\Local\Temp\b107a696b55650a0e4d87d4ab915309b77371f6cbc9472b72bd983ed512963fb.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un876034.exe
PID 4552 wrote to memory of 4752 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un876034.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr481824.exe
PID 4552 wrote to memory of 4752 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un876034.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr481824.exe
PID 4552 wrote to memory of 4752 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un876034.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr481824.exe
PID 4552 wrote to memory of 4504 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un876034.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu879424.exe
PID 4552 wrote to memory of 4504 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un876034.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu879424.exe
PID 4552 wrote to memory of 4504 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un876034.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu879424.exe

Processes

C:\Users\Admin\AppData\Local\Temp\b107a696b55650a0e4d87d4ab915309b77371f6cbc9472b72bd983ed512963fb.exe

"C:\Users\Admin\AppData\Local\Temp\b107a696b55650a0e4d87d4ab915309b77371f6cbc9472b72bd983ed512963fb.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un876034.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un876034.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr481824.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr481824.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4752 -ip 4752

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4752 -s 1096

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu879424.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu879424.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 185.161.248.152:38452 tcp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
RU 185.161.248.152:38452 tcp
US 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
RU 185.161.248.152:38452 tcp
RU 185.161.248.152:38452 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
RU 185.161.248.152:38452 tcp
RU 185.161.248.152:38452 tcp
US 8.8.8.8:53 25.173.189.20.in-addr.arpa udp
RU 185.161.248.152:38452 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un876034.exe

MD5 59b019776189c77ebd13b1e6ce14fa3d
SHA1 94c1f6a111d87537f1ed14b58f21fbf93d6161b7
SHA256 c59123af08c89e230069f25c53d5e5b5e9cc2fd69e1d26699398fa6a4c16a780
SHA512 a230121239c0eb472571b45f24e65b1323a2cd4d947c4b4b81c0a891f6addd83506ac1268405f2f77f8acaa7b7016204b8f3990a00eff32c1b637974fd56072d

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr481824.exe

MD5 0f0951ba33ee127cdaf34b72c475f182
SHA1 eaae4fc3ddbcfd16b94a0687f32b29f690c25e58
SHA256 428635df6b5acdb2a8a31dcf51708bf8cf7f86b540710397141fc38540ca4dca
SHA512 64bd9a49befeb286ee271265839cb8a485a663f721cadd129dc523d2480573ccb17da8fb4eff854d1c0997e6b86ac120d1996bfdffb78745b830c58f0ae72510

memory/4752-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4752-16-0x0000000002D10000-0x0000000002D3D000-memory.dmp

memory/4752-15-0x0000000002D60000-0x0000000002E60000-memory.dmp

memory/4752-18-0x0000000004A20000-0x0000000004A3A000-memory.dmp

memory/4752-19-0x0000000007230000-0x00000000077D4000-memory.dmp

memory/4752-20-0x0000000007130000-0x0000000007148000-memory.dmp

memory/4752-48-0x0000000007130000-0x0000000007142000-memory.dmp

memory/4752-46-0x0000000007130000-0x0000000007142000-memory.dmp

memory/4752-44-0x0000000007130000-0x0000000007142000-memory.dmp

memory/4752-40-0x0000000007130000-0x0000000007142000-memory.dmp

memory/4752-38-0x0000000007130000-0x0000000007142000-memory.dmp

memory/4752-36-0x0000000007130000-0x0000000007142000-memory.dmp

memory/4752-32-0x0000000007130000-0x0000000007142000-memory.dmp

memory/4752-30-0x0000000007130000-0x0000000007142000-memory.dmp

memory/4752-29-0x0000000007130000-0x0000000007142000-memory.dmp

memory/4752-27-0x0000000007130000-0x0000000007142000-memory.dmp

memory/4752-24-0x0000000007130000-0x0000000007142000-memory.dmp

memory/4752-21-0x0000000007130000-0x0000000007142000-memory.dmp

memory/4752-42-0x0000000007130000-0x0000000007142000-memory.dmp

memory/4752-34-0x0000000007130000-0x0000000007142000-memory.dmp

memory/4752-22-0x0000000007130000-0x0000000007142000-memory.dmp

memory/4752-49-0x0000000002D60000-0x0000000002E60000-memory.dmp

memory/4752-51-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4752-50-0x0000000000400000-0x0000000002B9F000-memory.dmp

memory/4752-54-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu879424.exe

MD5 61b25d5481777cce3d53b4939cac5e04
SHA1 78499b0842d6ed6aca57b85bc35d65601512df77
SHA256 eaeadb48640fbf5df73a7d8800dac70718767fa2fbc07f9f917237df60fb22d9
SHA512 266169b0c56c7e5af1bdddb2d680da5ff7bcc406aac05749008efeb143faeb043fb89de9328bcb128909bc21b5baac2aa60308d0ddddd9335f9c946626f80c7d

memory/4752-53-0x0000000000400000-0x0000000002B9F000-memory.dmp

memory/4504-59-0x0000000004C00000-0x0000000004C3C000-memory.dmp

memory/4504-60-0x00000000071D0000-0x000000000720A000-memory.dmp

memory/4504-84-0x00000000071D0000-0x0000000007205000-memory.dmp

memory/4504-92-0x00000000071D0000-0x0000000007205000-memory.dmp

memory/4504-90-0x00000000071D0000-0x0000000007205000-memory.dmp

memory/4504-88-0x00000000071D0000-0x0000000007205000-memory.dmp

memory/4504-86-0x00000000071D0000-0x0000000007205000-memory.dmp

memory/4504-82-0x00000000071D0000-0x0000000007205000-memory.dmp

memory/4504-80-0x00000000071D0000-0x0000000007205000-memory.dmp

memory/4504-78-0x00000000071D0000-0x0000000007205000-memory.dmp

memory/4504-76-0x00000000071D0000-0x0000000007205000-memory.dmp

memory/4504-74-0x00000000071D0000-0x0000000007205000-memory.dmp

memory/4504-72-0x00000000071D0000-0x0000000007205000-memory.dmp

memory/4504-70-0x00000000071D0000-0x0000000007205000-memory.dmp

memory/4504-66-0x00000000071D0000-0x0000000007205000-memory.dmp

memory/4504-94-0x00000000071D0000-0x0000000007205000-memory.dmp

memory/4504-68-0x00000000071D0000-0x0000000007205000-memory.dmp

memory/4504-64-0x00000000071D0000-0x0000000007205000-memory.dmp

memory/4504-62-0x00000000071D0000-0x0000000007205000-memory.dmp

memory/4504-61-0x00000000071D0000-0x0000000007205000-memory.dmp

memory/4504-853-0x0000000009CA0000-0x000000000A2B8000-memory.dmp

memory/4504-854-0x000000000A340000-0x000000000A352000-memory.dmp

memory/4504-855-0x000000000A360000-0x000000000A46A000-memory.dmp

memory/4504-856-0x000000000A4C0000-0x000000000A4FC000-memory.dmp

memory/4504-857-0x0000000004CE0000-0x0000000004D2C000-memory.dmp