Malware Analysis Report

2025-08-06 01:52

Sample ID 241111-hjns2aykfn
Target 8991654af5fccfd9e8cd36fcc642d9aae48e3c011d9b3b49597a1415a39bd6cf
SHA256 8991654af5fccfd9e8cd36fcc642d9aae48e3c011d9b3b49597a1415a39bd6cf
Tags
healer redline rumfa 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

8991654af5fccfd9e8cd36fcc642d9aae48e3c011d9b3b49597a1415a39bd6cf

Threat Level: Known bad

The file 8991654af5fccfd9e8cd36fcc642d9aae48e3c011d9b3b49597a1415a39bd6cf was found to be: Known bad.

Malicious Activity Summary

healer redline rumfa discovery dropper evasion infostealer persistence trojan

Healer family

Modifies Windows Defender Real-time Protection settings

Healer

Detects Healer an antivirus disabler dropper

RedLine

Redline family

RedLine payload

Executes dropped EXE

Windows security modification

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 06:46

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 06:46

Reported

2024-11-11 06:48

Platform

win10v2004-20241007-en

Max time kernel

143s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8991654af5fccfd9e8cd36fcc642d9aae48e3c011d9b3b49597a1415a39bd6cf.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\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36VE07WN93.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36VE07WN93.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36VE07WN93.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36VE07WN93.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36VE07WN93.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36VE07WN93.exe N/A

RedLine

infostealer redline

RedLine payload

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Redline family

redline

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36VE07WN93.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\vyV7282KX.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\8991654af5fccfd9e8cd36fcc642d9aae48e3c011d9b3b49597a1415a39bd6cf.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\8991654af5fccfd9e8cd36fcc642d9aae48e3c011d9b3b49597a1415a39bd6cf.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vyV7282KX.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tpw71Uq97.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36VE07WN93.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36VE07WN93.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36VE07WN93.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tpw71Uq97.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8991654af5fccfd9e8cd36fcc642d9aae48e3c011d9b3b49597a1415a39bd6cf.exe

"C:\Users\Admin\AppData\Local\Temp\8991654af5fccfd9e8cd36fcc642d9aae48e3c011d9b3b49597a1415a39bd6cf.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vyV7282KX.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vyV7282KX.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36VE07WN93.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36VE07WN93.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tpw71Uq97.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tpw71Uq97.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
RU 193.233.20.24:4123 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vyV7282KX.exe

MD5 f254f74b32fc7d6679b931a95a1acd0d
SHA1 41538c27d591342c33e4f03db4f2be106a0a57a8
SHA256 597269c3eed5cea49b3dad963a45b72068e03e454521b21bd53f46329ee9d033
SHA512 082df44cb81c7c1ae20e2ba5195decaffe332a5a10d69234104edca449c4a92cc9fe3ce54c4fec4e4050935ab049acc07aca98511a523bec4eb560c2f79505ff

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw36VE07WN93.exe

MD5 482ae1cc580deb5dc3bf07fbbdd2d55a
SHA1 528f0d3119eab3e18df01ef1dad3190a2137347c
SHA256 e4a1a765574c707495dfd8dad20bf5e09d4651d4e989d4799877eec3baa93cfa
SHA512 df7dd2defc8a3ed0268de91ff57f5b67fc30979ee5739f1953a2452f79e591076143326d3be386f263f087885f29a9ce79e460eeee6244593b5c21e2fdf129ec

memory/1964-14-0x00007FFBC41D3000-0x00007FFBC41D5000-memory.dmp

memory/1964-15-0x0000000000950000-0x000000000095A000-memory.dmp

memory/1964-16-0x00007FFBC41D3000-0x00007FFBC41D5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tpw71Uq97.exe

MD5 b0b07df44fd27fecf8a8ed8735a76c78
SHA1 33e2470f3dea8a97ecff3109daed706e174201b4
SHA256 c1628dae076220ce412d7342a5880f545b9ecec4fc819e1ee50d16b483b8e374
SHA512 3e251045447c14c3aa8948ef5a625fd29a87f4ca05330a390e5830fa3cc399d28caa5c03c481b7e97b1d41ef3717872e45bad6609ae3f17ed45fd7be950fd2a7

memory/448-22-0x0000000002690000-0x00000000026D6000-memory.dmp

memory/448-23-0x0000000004CF0000-0x0000000005294000-memory.dmp

memory/448-24-0x0000000004BC0000-0x0000000004C04000-memory.dmp

memory/448-34-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-40-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-88-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-86-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-82-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-80-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-79-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-76-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-74-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-72-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-70-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-68-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-64-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-62-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-60-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-58-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-56-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-54-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-52-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-48-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-46-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-44-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-42-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-38-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-36-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-32-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-30-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-84-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-66-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-50-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-28-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-26-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-25-0x0000000004BC0000-0x0000000004BFE000-memory.dmp

memory/448-931-0x00000000053A0000-0x00000000059B8000-memory.dmp

memory/448-932-0x00000000059C0000-0x0000000005ACA000-memory.dmp

memory/448-933-0x0000000005AE0000-0x0000000005AF2000-memory.dmp

memory/448-934-0x0000000005B00000-0x0000000005B3C000-memory.dmp

memory/448-935-0x0000000005C50000-0x0000000005C9C000-memory.dmp