Malware Analysis Report

2025-01-23 06:50

Sample ID 241105-e2d5rsvbke
Target e6f9a3480ed1f0a229184da0b615b044c84424104fea4b5909e92812e857d722
SHA256 e6f9a3480ed1f0a229184da0b615b044c84424104fea4b5909e92812e857d722
Tags
healer redline dozt norm 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

e6f9a3480ed1f0a229184da0b615b044c84424104fea4b5909e92812e857d722

Threat Level: Known bad

The file e6f9a3480ed1f0a229184da0b615b044c84424104fea4b5909e92812e857d722 was found to be: Known bad.

Malicious Activity Summary

healer redline dozt norm discovery dropper evasion infostealer persistence trojan

Healer family

Modifies Windows Defender Real-time Protection settings

RedLine payload

RedLine

Redline family

Healer

Detects Healer an antivirus disabler dropper

Windows security modification

Executes dropped EXE

Checks computer location settings

Adds Run key to start application

Launches sc.exe

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Program crash

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-05 04:25

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-05 04:25

Reported

2024-11-05 04:28

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e6f9a3480ed1f0a229184da0b615b044c84424104fea4b5909e92812e857d722.exe"

Signatures

Detects Healer an antivirus disabler dropper

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

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\jr984103.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\jr984103.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\jr984103.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\jr984103.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\jr984103.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\jr984103.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Redline family

redline

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku388685.exe N/A

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\jr984103.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\e6f9a3480ed1f0a229184da0b615b044c84424104fea4b5909e92812e857d722.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\zirk9349.exe N/A

Launches sc.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\sc.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Temp\1.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr114993.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\e6f9a3480ed1f0a229184da0b615b044c84424104fea4b5909e92812e857d722.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zirk9349.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku388685.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr984103.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr984103.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr984103.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku388685.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 748 wrote to memory of 3988 N/A C:\Users\Admin\AppData\Local\Temp\e6f9a3480ed1f0a229184da0b615b044c84424104fea4b5909e92812e857d722.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zirk9349.exe
PID 748 wrote to memory of 3988 N/A C:\Users\Admin\AppData\Local\Temp\e6f9a3480ed1f0a229184da0b615b044c84424104fea4b5909e92812e857d722.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zirk9349.exe
PID 748 wrote to memory of 3988 N/A C:\Users\Admin\AppData\Local\Temp\e6f9a3480ed1f0a229184da0b615b044c84424104fea4b5909e92812e857d722.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zirk9349.exe
PID 3988 wrote to memory of 2780 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zirk9349.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr984103.exe
PID 3988 wrote to memory of 2780 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zirk9349.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr984103.exe
PID 3988 wrote to memory of 4988 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zirk9349.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku388685.exe
PID 3988 wrote to memory of 4988 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zirk9349.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku388685.exe
PID 3988 wrote to memory of 4988 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zirk9349.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku388685.exe
PID 4988 wrote to memory of 5220 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku388685.exe C:\Windows\Temp\1.exe
PID 4988 wrote to memory of 5220 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku388685.exe C:\Windows\Temp\1.exe
PID 4988 wrote to memory of 5220 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku388685.exe C:\Windows\Temp\1.exe
PID 748 wrote to memory of 1108 N/A C:\Users\Admin\AppData\Local\Temp\e6f9a3480ed1f0a229184da0b615b044c84424104fea4b5909e92812e857d722.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr114993.exe
PID 748 wrote to memory of 1108 N/A C:\Users\Admin\AppData\Local\Temp\e6f9a3480ed1f0a229184da0b615b044c84424104fea4b5909e92812e857d722.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr114993.exe
PID 748 wrote to memory of 1108 N/A C:\Users\Admin\AppData\Local\Temp\e6f9a3480ed1f0a229184da0b615b044c84424104fea4b5909e92812e857d722.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr114993.exe

Processes

C:\Users\Admin\AppData\Local\Temp\e6f9a3480ed1f0a229184da0b615b044c84424104fea4b5909e92812e857d722.exe

"C:\Users\Admin\AppData\Local\Temp\e6f9a3480ed1f0a229184da0b615b044c84424104fea4b5909e92812e857d722.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zirk9349.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zirk9349.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr984103.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr984103.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku388685.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku388685.exe

C:\Windows\Temp\1.exe

"C:\Windows\Temp\1.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4988 -ip 4988

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4988 -s 1520

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr114993.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr114993.exe

C:\Windows\system32\sc.exe

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

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 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 30.73.42.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zirk9349.exe

MD5 ab8f9e10e3eccebec72db8935a43e4d4
SHA1 9a8bb86a24173746e6d3182b21c82091926495fe
SHA256 7e7d7c2843d5a61942f245bb537b814188d78d52834c5062af7d00eec9b228db
SHA512 25533ef05e8bf2bdcb404c1783b13a3537a9b04a55133a03c4ba4d2868c4c4efdee852453936229033fab3bf92056e768913bd3cb6b556fddc635aa29ca0e9bd

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr984103.exe

MD5 2f2ef334746d9d95b33a7c3571511f2d
SHA1 d990ad7748a85e651aa3d66108e0ad60a28505a9
SHA256 cd9cca6914abf3051c93da6abe1721100ab37c4eb6fbf8fd80228c7546601664
SHA512 08e5ad3da6f6080863ceb68c8002d39229614720286193f98d7121a0bc3d6405cc3f98b81558566c8fc06c436fa68061b7707611f5be8009416fcdf17ef4fe57

memory/2780-14-0x00007FFE63BE3000-0x00007FFE63BE5000-memory.dmp

memory/2780-15-0x00000000005E0000-0x00000000005EA000-memory.dmp

memory/2780-16-0x00007FFE63BE3000-0x00007FFE63BE5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku388685.exe

MD5 03c35ab4a95c844e0b92406fa25430f2
SHA1 dccaff00e1105e98bb36b59d118c6bee3d1394e4
SHA256 fa7d390f486351817f77481423bceb272a5a78249e428452d335f73544456b95
SHA512 05cbad77efadb4e95014c06fe6754c67cf0da2bdc147e1fbc84dc179954c062a4c14e0e3be68c9613363083f69eb78bc682f569ccfb9bf91f159aad265528ca2

memory/4988-22-0x0000000004D90000-0x0000000004DF6000-memory.dmp

memory/4988-23-0x0000000004E00000-0x00000000053A4000-memory.dmp

memory/4988-24-0x00000000053B0000-0x0000000005416000-memory.dmp

memory/4988-72-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-88-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-86-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-84-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-82-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-80-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-78-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-76-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-74-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-70-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-68-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-66-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-64-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-62-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-60-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-58-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-54-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-53-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-50-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-48-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-46-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-44-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-42-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-40-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-38-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-36-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-34-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-32-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-30-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-28-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-56-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-26-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-25-0x00000000053B0000-0x000000000540F000-memory.dmp

memory/4988-2105-0x0000000002910000-0x0000000002942000-memory.dmp

C:\Windows\Temp\1.exe

MD5 1073b2e7f778788852d3f7bb79929882
SHA1 7f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4
SHA256 c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb
SHA512 90cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0

memory/5220-2118-0x0000000000300000-0x0000000000330000-memory.dmp

memory/5220-2119-0x00000000023D0000-0x00000000023D6000-memory.dmp

memory/5220-2120-0x0000000005280000-0x0000000005898000-memory.dmp

memory/5220-2121-0x0000000004D70000-0x0000000004E7A000-memory.dmp

memory/5220-2122-0x0000000004C80000-0x0000000004C92000-memory.dmp

memory/5220-2123-0x0000000004CE0000-0x0000000004D1C000-memory.dmp

memory/5220-2124-0x0000000004E80000-0x0000000004ECC000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr114993.exe

MD5 d05771e00cdcdbbc940585741f498af2
SHA1 9c48bfcd5b80a5fa75809196d5b6b8fe67f2a004
SHA256 4abfe2fb81886f6a9f3dd283c5f26f10348ae288121bdc149b1a5d00cb7dee60
SHA512 fa2bba756c14990f9b591c9183d5063d35c06f439b20ff27484155c9b36dbb9a47e2043f2811045c9771d3f31b6c0a35af14b81f1d3fc435bb9750c43ebb2e29

memory/1108-2129-0x0000000000760000-0x0000000000790000-memory.dmp

memory/1108-2130-0x0000000002950000-0x0000000002956000-memory.dmp