Malware Analysis Report

2025-08-06 00:59

Sample ID 241109-fqykpsyblh
Target 48cf91839348968cbea5931b826bbbfca04332b9d3d8a5d9b1901ccb0db78e35
SHA256 48cf91839348968cbea5931b826bbbfca04332b9d3d8a5d9b1901ccb0db78e35
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

48cf91839348968cbea5931b826bbbfca04332b9d3d8a5d9b1901ccb0db78e35

Threat Level: Known bad

The file 48cf91839348968cbea5931b826bbbfca04332b9d3d8a5d9b1901ccb0db78e35 was found to be: Known bad.

Malicious Activity Summary

healer redline rosn discovery dropper evasion infostealer persistence trojan

Healer family

Healer

Redline family

Detects Healer an antivirus disabler dropper

RedLine

Modifies Windows Defender Real-time Protection settings

RedLine payload

Windows security modification

Executes dropped EXE

Adds Run key to start application

Launches sc.exe

Unsigned PE

System Location Discovery: System Language Discovery

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 05:05

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 05:05

Reported

2024-11-09 05:07

Platform

win10v2004-20241007-en

Max time kernel

145s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\48cf91839348968cbea5931b826bbbfca04332b9d3d8a5d9b1901ccb0db78e35.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\pro0985.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\pro0985.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\pro0985.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\pro0985.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\pro0985.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\pro0985.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\pro0985.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0985.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\48cf91839348968cbea5931b826bbbfca04332b9d3d8a5d9b1901ccb0db78e35.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\un742175.exe N/A

Launches sc.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\sc.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\48cf91839348968cbea5931b826bbbfca04332b9d3d8a5d9b1901ccb0db78e35.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un742175.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0985.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2428.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0985.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0985.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0985.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2428.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2372 wrote to memory of 4820 N/A C:\Users\Admin\AppData\Local\Temp\48cf91839348968cbea5931b826bbbfca04332b9d3d8a5d9b1901ccb0db78e35.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un742175.exe
PID 2372 wrote to memory of 4820 N/A C:\Users\Admin\AppData\Local\Temp\48cf91839348968cbea5931b826bbbfca04332b9d3d8a5d9b1901ccb0db78e35.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un742175.exe
PID 2372 wrote to memory of 4820 N/A C:\Users\Admin\AppData\Local\Temp\48cf91839348968cbea5931b826bbbfca04332b9d3d8a5d9b1901ccb0db78e35.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un742175.exe
PID 4820 wrote to memory of 1388 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un742175.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0985.exe
PID 4820 wrote to memory of 1388 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un742175.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0985.exe
PID 4820 wrote to memory of 1388 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un742175.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0985.exe
PID 4820 wrote to memory of 868 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un742175.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2428.exe
PID 4820 wrote to memory of 868 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un742175.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2428.exe
PID 4820 wrote to memory of 868 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un742175.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2428.exe

Processes

C:\Users\Admin\AppData\Local\Temp\48cf91839348968cbea5931b826bbbfca04332b9d3d8a5d9b1901ccb0db78e35.exe

"C:\Users\Admin\AppData\Local\Temp\48cf91839348968cbea5931b826bbbfca04332b9d3d8a5d9b1901ccb0db78e35.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un742175.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un742175.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0985.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0985.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1388 -ip 1388

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1388 -s 1084

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2428.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2428.exe

C:\Windows\system32\sc.exe

C:\Windows\system32\sc.exe start wuauserv

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 77.190.18.2.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 176.113.115.145:4125 tcp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.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
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
RU 176.113.115.145:4125 tcp
RU 176.113.115.145:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un742175.exe

MD5 0df2c80dd77fa9fb88a792576f384f09
SHA1 9e047997670c7f476e72c656f06578afb988d0bd
SHA256 ddbaddfcf7486aecf3c839b797679a77dbd1043795126f83530d246edb463f0d
SHA512 5e4ce3bb203af971219ae830971b89e03d8eb9c973460da0b7516f521d82b488375ef2f5d60b325b84733a0d67c9e0e209d723e94f763d18a408b3b466ec4eb6

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0985.exe

MD5 b2d8a2f03d724f370e2d30ed68250a93
SHA1 eca1fb0a2afbb617b8cd32059649d6b13e4b3998
SHA256 9a151cd61b65609f4971f6fe5270926a54e99e24ffa2b766b95410716fc11fad
SHA512 b24f453dbc5cce18eb599ae9dc1fbb1c41384bdd3c6c9237e939fb0ad45795bf66a4d4e3b5ddc997c82b0c0176c39c5a6299c0ac8dbf34108f790fda2d4ecda2

memory/1388-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1388-16-0x0000000002CF0000-0x0000000002D1D000-memory.dmp

memory/1388-15-0x0000000002D40000-0x0000000002E40000-memory.dmp

memory/1388-18-0x0000000004910000-0x000000000492A000-memory.dmp

memory/1388-19-0x00000000072C0000-0x0000000007864000-memory.dmp

memory/1388-20-0x0000000004D80000-0x0000000004D98000-memory.dmp

memory/1388-24-0x0000000004D80000-0x0000000004D92000-memory.dmp

memory/1388-48-0x0000000004D80000-0x0000000004D92000-memory.dmp

memory/1388-46-0x0000000004D80000-0x0000000004D92000-memory.dmp

memory/1388-44-0x0000000004D80000-0x0000000004D92000-memory.dmp

memory/1388-42-0x0000000004D80000-0x0000000004D92000-memory.dmp

memory/1388-40-0x0000000004D80000-0x0000000004D92000-memory.dmp

memory/1388-38-0x0000000004D80000-0x0000000004D92000-memory.dmp

memory/1388-36-0x0000000004D80000-0x0000000004D92000-memory.dmp

memory/1388-34-0x0000000004D80000-0x0000000004D92000-memory.dmp

memory/1388-32-0x0000000004D80000-0x0000000004D92000-memory.dmp

memory/1388-30-0x0000000004D80000-0x0000000004D92000-memory.dmp

memory/1388-28-0x0000000004D80000-0x0000000004D92000-memory.dmp

memory/1388-26-0x0000000004D80000-0x0000000004D92000-memory.dmp

memory/1388-21-0x0000000004D80000-0x0000000004D92000-memory.dmp

memory/1388-22-0x0000000004D80000-0x0000000004D92000-memory.dmp

memory/1388-49-0x0000000002D40000-0x0000000002E40000-memory.dmp

memory/1388-51-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1388-50-0x0000000000400000-0x0000000002B75000-memory.dmp

memory/1388-54-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2428.exe

MD5 239855855a3e44139c481c04eb911960
SHA1 8d334621df6048d6d839857cc33e9676b88eb6b5
SHA256 4957613cf6ea09e251bce0eac415ecb046f1001a486c2e7ee843cccdf71572bc
SHA512 89b2cb69cf0c13fcfdbe87e5206bc916c1239b66908e7f479d576ea67fec23d79dcc903a50661e14714bc0bfc0a1e2bd7450b287a060bdae9537c48e490c4bd8

memory/1388-53-0x0000000000400000-0x0000000002B75000-memory.dmp

memory/868-59-0x0000000004B10000-0x0000000004B56000-memory.dmp

memory/868-60-0x0000000004D00000-0x0000000004D44000-memory.dmp

memory/868-94-0x0000000004D00000-0x0000000004D3F000-memory.dmp

memory/868-92-0x0000000004D00000-0x0000000004D3F000-memory.dmp

memory/868-90-0x0000000004D00000-0x0000000004D3F000-memory.dmp

memory/868-88-0x0000000004D00000-0x0000000004D3F000-memory.dmp

memory/868-86-0x0000000004D00000-0x0000000004D3F000-memory.dmp

memory/868-84-0x0000000004D00000-0x0000000004D3F000-memory.dmp

memory/868-82-0x0000000004D00000-0x0000000004D3F000-memory.dmp

memory/868-76-0x0000000004D00000-0x0000000004D3F000-memory.dmp

memory/868-80-0x0000000004D00000-0x0000000004D3F000-memory.dmp

memory/868-78-0x0000000004D00000-0x0000000004D3F000-memory.dmp

memory/868-74-0x0000000004D00000-0x0000000004D3F000-memory.dmp

memory/868-72-0x0000000004D00000-0x0000000004D3F000-memory.dmp

memory/868-70-0x0000000004D00000-0x0000000004D3F000-memory.dmp

memory/868-62-0x0000000004D00000-0x0000000004D3F000-memory.dmp

memory/868-61-0x0000000004D00000-0x0000000004D3F000-memory.dmp

memory/868-68-0x0000000004D00000-0x0000000004D3F000-memory.dmp

memory/868-66-0x0000000004D00000-0x0000000004D3F000-memory.dmp

memory/868-64-0x0000000004D00000-0x0000000004D3F000-memory.dmp

memory/868-967-0x0000000007A00000-0x0000000008018000-memory.dmp

memory/868-968-0x00000000072D0000-0x00000000073DA000-memory.dmp

memory/868-969-0x0000000004F60000-0x0000000004F72000-memory.dmp

memory/868-970-0x00000000073E0000-0x000000000741C000-memory.dmp

memory/868-971-0x0000000008120000-0x000000000816C000-memory.dmp