Malware Analysis Report

2025-08-05 10:41

Sample ID 241109-gywlrazamp
Target f87af8872677c19bddc88ce0752b966ab156c47c5b4d27857cdfc04a83b5fa7f
SHA256 f87af8872677c19bddc88ce0752b966ab156c47c5b4d27857cdfc04a83b5fa7f
Tags
healer redline fud 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

f87af8872677c19bddc88ce0752b966ab156c47c5b4d27857cdfc04a83b5fa7f

Threat Level: Known bad

The file f87af8872677c19bddc88ce0752b966ab156c47c5b4d27857cdfc04a83b5fa7f was found to be: Known bad.

Malicious Activity Summary

healer redline fud discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

Healer

Modifies Windows Defender Real-time Protection settings

RedLine payload

RedLine

Healer family

Redline family

Executes dropped EXE

Windows security modification

Adds Run key to start application

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 06:13

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 06:13

Reported

2024-11-09 06:15

Platform

win10v2004-20241007-en

Max time kernel

142s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f87af8872677c19bddc88ce0752b966ab156c47c5b4d27857cdfc04a83b5fa7f.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\sf99NN53lt71.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\sf99NN53lt71.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\sf99NN53lt71.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\sf99NN53lt71.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\sf99NN53lt71.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\sf99NN53lt71.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\sf99NN53lt71.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\f87af8872677c19bddc88ce0752b966ab156c47c5b4d27857cdfc04a83b5fa7f.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\vhcH1541bE.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\f87af8872677c19bddc88ce0752b966ab156c47c5b4d27857cdfc04a83b5fa7f.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhcH1541bE.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf91AS06fC07.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf99NN53lt71.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf99NN53lt71.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf99NN53lt71.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf91AS06fC07.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f87af8872677c19bddc88ce0752b966ab156c47c5b4d27857cdfc04a83b5fa7f.exe

"C:\Users\Admin\AppData\Local\Temp\f87af8872677c19bddc88ce0752b966ab156c47c5b4d27857cdfc04a83b5fa7f.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhcH1541bE.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhcH1541bE.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf99NN53lt71.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf99NN53lt71.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf91AS06fC07.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf91AS06fC07.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhcH1541bE.exe

MD5 f362a1ed867348958147cbec7eeeb34e
SHA1 17424fdf44ee5686525e524c554badb30fdf840e
SHA256 f2246f32bc8a624742960611c575b30b052dff88dd64154044a0d06d3c7e4220
SHA512 ccf1091263d8333bfbb39d3ad9f6896e61ffd26e92da087afbfd28fd92e3fcb4ea17d079a4fab3f14cde93ff070d04880db5892d2a4bc9c4e6f3eb694c42402d

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf99NN53lt71.exe

MD5 b3eadfd0505b56780c46daf46b45f578
SHA1 92a72ec1cf2c625b044253a1c170f60193b4d278
SHA256 bd3650916b9505b9b1c86e14d73b6f55fec7741636ad520ac13ad9ceb0db1d33
SHA512 2d4840723a7c264b27b768e767aa79ee22c6b7a7a7a7fefe7cfe73a71288fdb73f479c3382434b60b23bd76a640feca224451290dd43527bddc7ee8e5472711d

memory/1964-14-0x00007FFC7E023000-0x00007FFC7E025000-memory.dmp

memory/1964-15-0x0000000000BA0000-0x0000000000BAA000-memory.dmp

memory/1964-16-0x00007FFC7E023000-0x00007FFC7E025000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf91AS06fC07.exe

MD5 26c4ff23e7d77f037b4cf034354d85b2
SHA1 c6596b283bc440832c9baf35453ebc4d9fb70115
SHA256 61a27dc04dc6709f1cd05c3b9bd7bae777e915f524decb5948c8cb8f26ff2b19
SHA512 c2befc78aa793989b2838803971cd9675a35c1c657a127a69f4bbbd852b77f79df2d733b934d1411b07fe7f01f75359749382be7e8b0c6c9d2b582a5423fc1f9

memory/4764-22-0x0000000004E00000-0x0000000004E46000-memory.dmp

memory/4764-23-0x0000000007530000-0x0000000007AD4000-memory.dmp

memory/4764-24-0x0000000004EA0000-0x0000000004EE4000-memory.dmp

memory/4764-60-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-72-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-88-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-84-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-82-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-80-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-79-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-76-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-74-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-70-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-68-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-66-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-64-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-62-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-58-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-56-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-54-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-52-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-50-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-48-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-46-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-44-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-42-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-40-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-38-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-36-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-34-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-30-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-28-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-86-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-33-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-26-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-25-0x0000000004EA0000-0x0000000004EDE000-memory.dmp

memory/4764-931-0x0000000007AE0000-0x00000000080F8000-memory.dmp

memory/4764-932-0x0000000007410000-0x000000000751A000-memory.dmp

memory/4764-933-0x0000000008130000-0x0000000008142000-memory.dmp

memory/4764-934-0x0000000008150000-0x000000000818C000-memory.dmp

memory/4764-935-0x00000000082A0000-0x00000000082EC000-memory.dmp