Malware Analysis Report

2025-04-03 14:18

Sample ID 241110-depsbaxhqp
Target 41e24b3c3efca74d3059c286f23f6658b9ee7ef6a090ba57cb5337019eff9fd9
SHA256 41e24b3c3efca74d3059c286f23f6658b9ee7ef6a090ba57cb5337019eff9fd9
Tags
healer redline stek 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

41e24b3c3efca74d3059c286f23f6658b9ee7ef6a090ba57cb5337019eff9fd9

Threat Level: Known bad

The file 41e24b3c3efca74d3059c286f23f6658b9ee7ef6a090ba57cb5337019eff9fd9 was found to be: Known bad.

Malicious Activity Summary

healer redline stek discovery dropper evasion infostealer persistence trojan

Healer

Modifies Windows Defender Real-time Protection settings

Healer family

RedLine

Redline family

RedLine payload

Detects Healer an antivirus disabler dropper

Executes dropped EXE

Windows security modification

Adds Run key to start application

System Location Discovery: System Language Discovery

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 02:55

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 02:55

Reported

2024-11-10 02:58

Platform

win10v2004-20241007-en

Max time kernel

147s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\41e24b3c3efca74d3059c286f23f6658b9ee7ef6a090ba57cb5337019eff9fd9.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
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urWr48yt98.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\urWr48yt98.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\urWr48yt98.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\urWr48yt98.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urWr48yt98.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\urWr48yt98.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\urWr48yt98.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urWr48yt98.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\ycBn07al57.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\41e24b3c3efca74d3059c286f23f6658b9ee7ef6a090ba57cb5337019eff9fd9.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\41e24b3c3efca74d3059c286f23f6658b9ee7ef6a090ba57cb5337019eff9fd9.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycBn07al57.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urWr48yt98.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrTi36Wt48.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urWr48yt98.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urWr48yt98.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urWr48yt98.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrTi36Wt48.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2896 wrote to memory of 2500 N/A C:\Users\Admin\AppData\Local\Temp\41e24b3c3efca74d3059c286f23f6658b9ee7ef6a090ba57cb5337019eff9fd9.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycBn07al57.exe
PID 2896 wrote to memory of 2500 N/A C:\Users\Admin\AppData\Local\Temp\41e24b3c3efca74d3059c286f23f6658b9ee7ef6a090ba57cb5337019eff9fd9.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycBn07al57.exe
PID 2896 wrote to memory of 2500 N/A C:\Users\Admin\AppData\Local\Temp\41e24b3c3efca74d3059c286f23f6658b9ee7ef6a090ba57cb5337019eff9fd9.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycBn07al57.exe
PID 2500 wrote to memory of 3036 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycBn07al57.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urWr48yt98.exe
PID 2500 wrote to memory of 3036 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycBn07al57.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urWr48yt98.exe
PID 2500 wrote to memory of 3036 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycBn07al57.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urWr48yt98.exe
PID 2500 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycBn07al57.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrTi36Wt48.exe
PID 2500 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycBn07al57.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrTi36Wt48.exe
PID 2500 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycBn07al57.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrTi36Wt48.exe

Processes

C:\Users\Admin\AppData\Local\Temp\41e24b3c3efca74d3059c286f23f6658b9ee7ef6a090ba57cb5337019eff9fd9.exe

"C:\Users\Admin\AppData\Local\Temp\41e24b3c3efca74d3059c286f23f6658b9ee7ef6a090ba57cb5337019eff9fd9.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycBn07al57.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycBn07al57.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urWr48yt98.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urWr48yt98.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3036 -ip 3036

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3036 -s 1080

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrTi36Wt48.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrTi36Wt48.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 101.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp
US 8.8.8.8:53 melevv.eu udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycBn07al57.exe

MD5 01ab553d9608f98ae243ba413531e424
SHA1 5ca74526743c0a5e62cd1f6a52fd5a0eae997b23
SHA256 a3bca9d9dc5911463a0133f2cb64fd79253f35d7a199f97dec32a4ba54957487
SHA512 11a7624b35074700d5253549e4e66ba4995da419f9ecff8ae66a24ac6135bc57458bd82add1c5f63b5ac2180c17cabf1d3d3701dc1158fe44cf541b2250dc5a8

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urWr48yt98.exe

MD5 ef50abe9a36d8f584aeacd7828c06d3e
SHA1 45c0a34cb1bf8509b35923615cd72b22bc37efce
SHA256 f12a0a559eb9acb13e7798e229a3c0a30e2763b4ec7126182ae3db598ae5fab5
SHA512 55427c3768cedb16b2b23296c73f6e8c5059c82f26105d9140eef50e4b79f606f1f0a32364290c8a75174df17050a071cecb2029c01b8248e0e7634bf0457a92

memory/3036-16-0x0000000000400000-0x0000000000430000-memory.dmp

memory/3036-15-0x0000000002CC0000-0x0000000002DC0000-memory.dmp

memory/3036-17-0x0000000004B80000-0x0000000004B9A000-memory.dmp

memory/3036-18-0x00000000071F0000-0x0000000007794000-memory.dmp

memory/3036-19-0x0000000007150000-0x0000000007168000-memory.dmp

memory/3036-25-0x0000000007150000-0x0000000007162000-memory.dmp

memory/3036-47-0x0000000007150000-0x0000000007162000-memory.dmp

memory/3036-48-0x0000000000400000-0x0000000002BBD000-memory.dmp

memory/3036-45-0x0000000007150000-0x0000000007162000-memory.dmp

memory/3036-43-0x0000000007150000-0x0000000007162000-memory.dmp

memory/3036-41-0x0000000007150000-0x0000000007162000-memory.dmp

memory/3036-39-0x0000000007150000-0x0000000007162000-memory.dmp

memory/3036-37-0x0000000007150000-0x0000000007162000-memory.dmp

memory/3036-35-0x0000000007150000-0x0000000007162000-memory.dmp

memory/3036-33-0x0000000007150000-0x0000000007162000-memory.dmp

memory/3036-31-0x0000000007150000-0x0000000007162000-memory.dmp

memory/3036-29-0x0000000007150000-0x0000000007162000-memory.dmp

memory/3036-27-0x0000000007150000-0x0000000007162000-memory.dmp

memory/3036-23-0x0000000007150000-0x0000000007162000-memory.dmp

memory/3036-21-0x0000000007150000-0x0000000007162000-memory.dmp

memory/3036-20-0x0000000007150000-0x0000000007162000-memory.dmp

memory/3036-49-0x0000000002CC0000-0x0000000002DC0000-memory.dmp

memory/3036-50-0x0000000000400000-0x0000000000430000-memory.dmp

memory/3036-52-0x0000000000400000-0x0000000002BBD000-memory.dmp

memory/3036-54-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrTi36Wt48.exe

MD5 664a015342c3d330ea7ab67d0430d67f
SHA1 3a8e746dca1380e17f53af011ce5fba72752614e
SHA256 bb1eb4ef9f8e04595b4251c05ae567901df5130b8288c3b245b0696bb5c07974
SHA512 865c245a2ec64268486c7f24f766d69daafb59f11458825eb4fbe9e2b791759309ebf9c735efde97704d9368c6f4361f88cdf79cfafa50f2905c2dabe0f73441

memory/1308-59-0x00000000049F0000-0x0000000004A36000-memory.dmp

memory/1308-60-0x00000000071A0000-0x00000000071E4000-memory.dmp

memory/1308-66-0x00000000071A0000-0x00000000071DE000-memory.dmp

memory/1308-70-0x00000000071A0000-0x00000000071DE000-memory.dmp

memory/1308-94-0x00000000071A0000-0x00000000071DE000-memory.dmp

memory/1308-92-0x00000000071A0000-0x00000000071DE000-memory.dmp

memory/1308-90-0x00000000071A0000-0x00000000071DE000-memory.dmp

memory/1308-88-0x00000000071A0000-0x00000000071DE000-memory.dmp

memory/1308-86-0x00000000071A0000-0x00000000071DE000-memory.dmp

memory/1308-84-0x00000000071A0000-0x00000000071DE000-memory.dmp

memory/1308-82-0x00000000071A0000-0x00000000071DE000-memory.dmp

memory/1308-80-0x00000000071A0000-0x00000000071DE000-memory.dmp

memory/1308-78-0x00000000071A0000-0x00000000071DE000-memory.dmp

memory/1308-76-0x00000000071A0000-0x00000000071DE000-memory.dmp

memory/1308-72-0x00000000071A0000-0x00000000071DE000-memory.dmp

memory/1308-68-0x00000000071A0000-0x00000000071DE000-memory.dmp

memory/1308-74-0x00000000071A0000-0x00000000071DE000-memory.dmp

memory/1308-64-0x00000000071A0000-0x00000000071DE000-memory.dmp

memory/1308-62-0x00000000071A0000-0x00000000071DE000-memory.dmp

memory/1308-61-0x00000000071A0000-0x00000000071DE000-memory.dmp

memory/1308-967-0x0000000007920000-0x0000000007F38000-memory.dmp

memory/1308-968-0x0000000007F40000-0x000000000804A000-memory.dmp

memory/1308-969-0x00000000072F0000-0x0000000007302000-memory.dmp

memory/1308-970-0x0000000007310000-0x000000000734C000-memory.dmp

memory/1308-971-0x0000000008150000-0x000000000819C000-memory.dmp