Malware Analysis Report

2024-12-06 02:44

Sample ID 241110-a6pd3symcm
Target 8b035a1e7ee98a3670a44591ba8d30d49bf73274321ebc2b51676499349c6b44
SHA256 8b035a1e7ee98a3670a44591ba8d30d49bf73274321ebc2b51676499349c6b44
Tags
healer redline 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

8b035a1e7ee98a3670a44591ba8d30d49bf73274321ebc2b51676499349c6b44

Threat Level: Known bad

The file 8b035a1e7ee98a3670a44591ba8d30d49bf73274321ebc2b51676499349c6b44 was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Healer

Healer family

RedLine payload

Redline family

Detects Healer an antivirus disabler dropper

RedLine

Modifies Windows Defender Real-time Protection settings

Windows security modification

Executes dropped EXE

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 00:49

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 00:49

Reported

2024-11-10 00:52

Platform

win10v2004-20241007-en

Max time kernel

144s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8b035a1e7ee98a3670a44591ba8d30d49bf73274321ebc2b51676499349c6b44.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
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
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
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

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\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74764761.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\74764761.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\74764761.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74764761.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\74764761.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\74764761.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
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
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
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

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\74764761.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74764761.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\8b035a1e7ee98a3670a44591ba8d30d49bf73274321ebc2b51676499349c6b44.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\un771783.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\IXP000.TMP\un771783.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74764761.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk665501.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\8b035a1e7ee98a3670a44591ba8d30d49bf73274321ebc2b51676499349c6b44.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74764761.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74764761.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74764761.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk665501.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1052 wrote to memory of 3836 N/A C:\Users\Admin\AppData\Local\Temp\8b035a1e7ee98a3670a44591ba8d30d49bf73274321ebc2b51676499349c6b44.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un771783.exe
PID 1052 wrote to memory of 3836 N/A C:\Users\Admin\AppData\Local\Temp\8b035a1e7ee98a3670a44591ba8d30d49bf73274321ebc2b51676499349c6b44.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un771783.exe
PID 1052 wrote to memory of 3836 N/A C:\Users\Admin\AppData\Local\Temp\8b035a1e7ee98a3670a44591ba8d30d49bf73274321ebc2b51676499349c6b44.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un771783.exe
PID 3836 wrote to memory of 2836 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un771783.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74764761.exe
PID 3836 wrote to memory of 2836 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un771783.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74764761.exe
PID 3836 wrote to memory of 2836 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un771783.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74764761.exe
PID 3836 wrote to memory of 3156 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un771783.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk665501.exe
PID 3836 wrote to memory of 3156 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un771783.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk665501.exe
PID 3836 wrote to memory of 3156 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un771783.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk665501.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8b035a1e7ee98a3670a44591ba8d30d49bf73274321ebc2b51676499349c6b44.exe

"C:\Users\Admin\AppData\Local\Temp\8b035a1e7ee98a3670a44591ba8d30d49bf73274321ebc2b51676499349c6b44.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un771783.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un771783.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74764761.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74764761.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2836 -ip 2836

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 1092

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk665501.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk665501.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
RU 185.161.248.143:38452 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 69.209.201.84.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un771783.exe

MD5 9fd582872b21db51a808edf3a9407e50
SHA1 87658bf5dbce3903fb5e8191c23d96276450d6a6
SHA256 3366e08d619e07b23c340049abc46daa44ea53232f08774bd00b5be6da8901dc
SHA512 fae9c7b16c183ed7042de40af16880565ba8fa1e057e977e15a460c04d689f4700042d5f9064856b9e459df6ae06900563ca25b0fe5f409cc24d30e51c20a1ca

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\74764761.exe

MD5 59ae2313425ea294c6be8ba8d5bf32e9
SHA1 0d3d25dfd16aba31404a2efe5397907fee75b7f1
SHA256 0db6a1c879f0863f86bc45bdfd1ced2d70e4e898c786a1a817216af9a736f4b6
SHA512 bc251ed6a361597b94715c6db5be365757145e6bb48e8f1348d465806e61bc89867cbc4276c3eb3c2c62ddb289fea7fbca33a9e7df121b756078d5b7f2602808

memory/2836-15-0x0000000002D90000-0x0000000002E90000-memory.dmp

memory/2836-16-0x0000000002D40000-0x0000000002D6D000-memory.dmp

memory/2836-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2836-18-0x0000000004A40000-0x0000000004A5A000-memory.dmp

memory/2836-19-0x0000000007150000-0x00000000076F4000-memory.dmp

memory/2836-20-0x0000000007700000-0x0000000007718000-memory.dmp

memory/2836-21-0x0000000007700000-0x0000000007713000-memory.dmp

memory/2836-28-0x0000000007700000-0x0000000007713000-memory.dmp

memory/2836-48-0x0000000007700000-0x0000000007713000-memory.dmp

memory/2836-46-0x0000000007700000-0x0000000007713000-memory.dmp

memory/2836-44-0x0000000007700000-0x0000000007713000-memory.dmp

memory/2836-42-0x0000000007700000-0x0000000007713000-memory.dmp

memory/2836-40-0x0000000007700000-0x0000000007713000-memory.dmp

memory/2836-38-0x0000000007700000-0x0000000007713000-memory.dmp

memory/2836-36-0x0000000007700000-0x0000000007713000-memory.dmp

memory/2836-34-0x0000000007700000-0x0000000007713000-memory.dmp

memory/2836-32-0x0000000007700000-0x0000000007713000-memory.dmp

memory/2836-30-0x0000000007700000-0x0000000007713000-memory.dmp

memory/2836-26-0x0000000007700000-0x0000000007713000-memory.dmp

memory/2836-24-0x0000000007700000-0x0000000007713000-memory.dmp

memory/2836-22-0x0000000007700000-0x0000000007713000-memory.dmp

memory/2836-49-0x0000000002D90000-0x0000000002E90000-memory.dmp

memory/2836-51-0x0000000002D40000-0x0000000002D6D000-memory.dmp

memory/2836-50-0x0000000000400000-0x0000000002B99000-memory.dmp

memory/2836-52-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2836-55-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk665501.exe

MD5 5b8cfae2a0df6b0cd6e5d76e719c75d4
SHA1 6b963fe07998da2be67816741d15997b96b0cdb9
SHA256 06b82fef735ee7c8f35bfb5a0af65216545553ac55ea869c764f58bf40996c84
SHA512 50cca39583e5e25fa6415108456ee0e45e6bb6dafa6510f324c3efc359a7d636b112d14603d136f049dcfa2936480e66fb850d761e80e2b5201f58979b029b38

memory/2836-54-0x0000000000400000-0x0000000002B99000-memory.dmp

memory/3156-60-0x0000000004CA0000-0x0000000004CDC000-memory.dmp

memory/3156-61-0x0000000007180000-0x00000000071BA000-memory.dmp

memory/3156-65-0x0000000007180000-0x00000000071B5000-memory.dmp

memory/3156-73-0x0000000007180000-0x00000000071B5000-memory.dmp

memory/3156-96-0x0000000007180000-0x00000000071B5000-memory.dmp

memory/3156-93-0x0000000007180000-0x00000000071B5000-memory.dmp

memory/3156-91-0x0000000007180000-0x00000000071B5000-memory.dmp

memory/3156-89-0x0000000007180000-0x00000000071B5000-memory.dmp

memory/3156-87-0x0000000007180000-0x00000000071B5000-memory.dmp

memory/3156-85-0x0000000007180000-0x00000000071B5000-memory.dmp

memory/3156-83-0x0000000007180000-0x00000000071B5000-memory.dmp

memory/3156-81-0x0000000007180000-0x00000000071B5000-memory.dmp

memory/3156-79-0x0000000007180000-0x00000000071B5000-memory.dmp

memory/3156-77-0x0000000007180000-0x00000000071B5000-memory.dmp

memory/3156-75-0x0000000007180000-0x00000000071B5000-memory.dmp

memory/3156-71-0x0000000007180000-0x00000000071B5000-memory.dmp

memory/3156-69-0x0000000007180000-0x00000000071B5000-memory.dmp

memory/3156-67-0x0000000007180000-0x00000000071B5000-memory.dmp

memory/3156-63-0x0000000007180000-0x00000000071B5000-memory.dmp

memory/3156-62-0x0000000007180000-0x00000000071B5000-memory.dmp

memory/3156-854-0x0000000009CC0000-0x000000000A2D8000-memory.dmp

memory/3156-855-0x000000000A330000-0x000000000A342000-memory.dmp

memory/3156-856-0x000000000A350000-0x000000000A45A000-memory.dmp

memory/3156-857-0x000000000A470000-0x000000000A4AC000-memory.dmp

memory/3156-858-0x0000000004C10000-0x0000000004C5C000-memory.dmp