Malware Analysis Report

2025-06-15 22:33

Sample ID 241109-xzhz2szhnj
Target 171e135d9e6cf21e8324f48b476c3b2d0d1e2c598d36d622381e088674cf5f61
SHA256 171e135d9e6cf21e8324f48b476c3b2d0d1e2c598d36d622381e088674cf5f61
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

171e135d9e6cf21e8324f48b476c3b2d0d1e2c598d36d622381e088674cf5f61

Threat Level: Known bad

The file 171e135d9e6cf21e8324f48b476c3b2d0d1e2c598d36d622381e088674cf5f61 was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Redline family

Detects Healer an antivirus disabler dropper

Modifies Windows Defender Real-time Protection settings

RedLine

RedLine payload

Healer family

Healer

Windows security modification

Executes dropped EXE

Adds Run key to start application

Program crash

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 19:17

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 19:17

Reported

2024-11-09 19:19

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\171e135d9e6cf21e8324f48b476c3b2d0d1e2c598d36d622381e088674cf5f61.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\61762759.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\61762759.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\61762759.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\61762759.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\61762759.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\61762759.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\61762759.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\61762759.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\171e135d9e6cf21e8324f48b476c3b2d0d1e2c598d36d622381e088674cf5f61.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\un933378.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\61762759.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk061445.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\171e135d9e6cf21e8324f48b476c3b2d0d1e2c598d36d622381e088674cf5f61.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un933378.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\61762759.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\61762759.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\61762759.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk061445.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4912 wrote to memory of 4736 N/A C:\Users\Admin\AppData\Local\Temp\171e135d9e6cf21e8324f48b476c3b2d0d1e2c598d36d622381e088674cf5f61.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un933378.exe
PID 4912 wrote to memory of 4736 N/A C:\Users\Admin\AppData\Local\Temp\171e135d9e6cf21e8324f48b476c3b2d0d1e2c598d36d622381e088674cf5f61.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un933378.exe
PID 4912 wrote to memory of 4736 N/A C:\Users\Admin\AppData\Local\Temp\171e135d9e6cf21e8324f48b476c3b2d0d1e2c598d36d622381e088674cf5f61.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un933378.exe
PID 4736 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un933378.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\61762759.exe
PID 4736 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un933378.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\61762759.exe
PID 4736 wrote to memory of 2336 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un933378.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\61762759.exe
PID 4736 wrote to memory of 5024 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un933378.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk061445.exe
PID 4736 wrote to memory of 5024 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un933378.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk061445.exe
PID 4736 wrote to memory of 5024 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un933378.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk061445.exe

Processes

C:\Users\Admin\AppData\Local\Temp\171e135d9e6cf21e8324f48b476c3b2d0d1e2c598d36d622381e088674cf5f61.exe

"C:\Users\Admin\AppData\Local\Temp\171e135d9e6cf21e8324f48b476c3b2d0d1e2c598d36d622381e088674cf5f61.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un933378.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un933378.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\61762759.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\61762759.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2336 -ip 2336

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2336 -s 1080

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk061445.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk061445.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 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un933378.exe

MD5 c8013c1272b6af8e39fea625f282447b
SHA1 c1e483c4ec502feacc360a7311b5c19c790eafbb
SHA256 53c6c09328301927eb83ddbb36ab7a202fc816d4026de248dde6dfb62684e4e1
SHA512 793fb8730924c6300daf76acebbefc90bc13632c923c85244fdf32d9117009d2006db0e225d25958e3be21e2378d7a30eb1259859c31b28e15bcf7aa7df504c4

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\61762759.exe

MD5 2d931ae2edddefc5a6196c5a7676e96a
SHA1 bc11272b2d64341b430e695f56579cfd6cca11b3
SHA256 e472fc30098cc8b8c9ec12dfa7628147dbea384ce45cd6b260c8a287113cb8e7
SHA512 e9ccd5480125dc5c916683869984401d7ae65007a6e1763dfdcd8e6da02fbc9b8064eb85cc87abbba28344d22d3680ab865de41dd10301ba3903827eb220d626

memory/2336-15-0x0000000000640000-0x0000000000740000-memory.dmp

memory/2336-17-0x0000000000400000-0x0000000000455000-memory.dmp

memory/2336-16-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2336-18-0x0000000000400000-0x0000000000455000-memory.dmp

memory/2336-19-0x0000000002260000-0x000000000227A000-memory.dmp

memory/2336-20-0x0000000004A40000-0x0000000004FE4000-memory.dmp

memory/2336-21-0x00000000022D0000-0x00000000022E8000-memory.dmp

memory/2336-47-0x00000000022D0000-0x00000000022E3000-memory.dmp

memory/2336-27-0x00000000022D0000-0x00000000022E3000-memory.dmp

memory/2336-49-0x00000000022D0000-0x00000000022E3000-memory.dmp

memory/2336-45-0x00000000022D0000-0x00000000022E3000-memory.dmp

memory/2336-43-0x00000000022D0000-0x00000000022E3000-memory.dmp

memory/2336-41-0x00000000022D0000-0x00000000022E3000-memory.dmp

memory/2336-40-0x00000000022D0000-0x00000000022E3000-memory.dmp

memory/2336-37-0x00000000022D0000-0x00000000022E3000-memory.dmp

memory/2336-35-0x00000000022D0000-0x00000000022E3000-memory.dmp

memory/2336-33-0x00000000022D0000-0x00000000022E3000-memory.dmp

memory/2336-31-0x00000000022D0000-0x00000000022E3000-memory.dmp

memory/2336-29-0x00000000022D0000-0x00000000022E3000-memory.dmp

memory/2336-25-0x00000000022D0000-0x00000000022E3000-memory.dmp

memory/2336-23-0x00000000022D0000-0x00000000022E3000-memory.dmp

memory/2336-22-0x00000000022D0000-0x00000000022E3000-memory.dmp

memory/2336-50-0x0000000000640000-0x0000000000740000-memory.dmp

memory/2336-51-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2336-54-0x0000000000400000-0x0000000000455000-memory.dmp

memory/2336-55-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk061445.exe

MD5 5fbb034af5234de5c6c531ab4733c994
SHA1 79aee06a8e04fc0bfcee06d8b7bc0d4b390eb480
SHA256 7e761cf897fc10405bf32de865f74d4d03702c00200152bb175eaa385a6055c4
SHA512 ddb9b37efa8805691148410ecde21353f0c06421644c5f12c6429fb792d91aa740fac1145f6231252e0a0584ed87011af14fba1bfc64fd8c4230e2af8a8f1713

memory/5024-60-0x0000000002500000-0x000000000253C000-memory.dmp

memory/5024-61-0x0000000004A80000-0x0000000004ABA000-memory.dmp

memory/5024-72-0x0000000004A80000-0x0000000004AB5000-memory.dmp

memory/5024-90-0x0000000004A80000-0x0000000004AB5000-memory.dmp

memory/5024-93-0x0000000004A80000-0x0000000004AB5000-memory.dmp

memory/5024-91-0x0000000004A80000-0x0000000004AB5000-memory.dmp

memory/5024-87-0x0000000004A80000-0x0000000004AB5000-memory.dmp

memory/5024-85-0x0000000004A80000-0x0000000004AB5000-memory.dmp

memory/5024-83-0x0000000004A80000-0x0000000004AB5000-memory.dmp

memory/5024-81-0x0000000004A80000-0x0000000004AB5000-memory.dmp

memory/5024-79-0x0000000004A80000-0x0000000004AB5000-memory.dmp

memory/5024-77-0x0000000004A80000-0x0000000004AB5000-memory.dmp

memory/5024-75-0x0000000004A80000-0x0000000004AB5000-memory.dmp

memory/5024-73-0x0000000004A80000-0x0000000004AB5000-memory.dmp

memory/5024-95-0x0000000004A80000-0x0000000004AB5000-memory.dmp

memory/5024-69-0x0000000004A80000-0x0000000004AB5000-memory.dmp

memory/5024-67-0x0000000004A80000-0x0000000004AB5000-memory.dmp

memory/5024-65-0x0000000004A80000-0x0000000004AB5000-memory.dmp

memory/5024-63-0x0000000004A80000-0x0000000004AB5000-memory.dmp

memory/5024-62-0x0000000004A80000-0x0000000004AB5000-memory.dmp

memory/5024-854-0x00000000075E0000-0x0000000007BF8000-memory.dmp

memory/5024-855-0x0000000007C00000-0x0000000007C12000-memory.dmp

memory/5024-856-0x0000000007C20000-0x0000000007D2A000-memory.dmp

memory/5024-857-0x0000000007D30000-0x0000000007D6C000-memory.dmp

memory/5024-858-0x00000000045B0000-0x00000000045FC000-memory.dmp