Malware Analysis Report

2024-11-15 09:56

Sample ID 241110-bwgf6ayrhk
Target f78eb5959443a77152eb5881966d31e61a3147079d59a7c9c07201456ad4b263
SHA256 f78eb5959443a77152eb5881966d31e61a3147079d59a7c9c07201456ad4b263
Tags
healer redline maxud 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

f78eb5959443a77152eb5881966d31e61a3147079d59a7c9c07201456ad4b263

Threat Level: Known bad

The file f78eb5959443a77152eb5881966d31e61a3147079d59a7c9c07201456ad4b263 was found to be: Known bad.

Malicious Activity Summary

healer redline maxud discovery dropper evasion infostealer persistence trojan

RedLine

Detects Healer an antivirus disabler dropper

RedLine payload

Modifies Windows Defender Real-time Protection settings

Healer family

Redline family

Healer

Windows security modification

Executes dropped EXE

Adds Run key to start application

Launches sc.exe

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:29

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:29

Reported

2024-11-10 01:32

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\32ea7b735163ddc910bcf4e6664216ab3511107f99088b3cb45f85f9ee8f7d03.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\a5613326.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\a5613326.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\a5613326.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\a5613326.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5613326.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\a5613326.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\a5613326.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5613326.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\32ea7b735163ddc910bcf4e6664216ab3511107f99088b3cb45f85f9ee8f7d03.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\v4792067.exe N/A

Launches sc.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\sc.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\32ea7b735163ddc910bcf4e6664216ab3511107f99088b3cb45f85f9ee8f7d03.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4792067.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5613326.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b1400473.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5613326.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5613326.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5613326.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4788 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\32ea7b735163ddc910bcf4e6664216ab3511107f99088b3cb45f85f9ee8f7d03.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4792067.exe
PID 4788 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\32ea7b735163ddc910bcf4e6664216ab3511107f99088b3cb45f85f9ee8f7d03.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4792067.exe
PID 4788 wrote to memory of 2212 N/A C:\Users\Admin\AppData\Local\Temp\32ea7b735163ddc910bcf4e6664216ab3511107f99088b3cb45f85f9ee8f7d03.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4792067.exe
PID 2212 wrote to memory of 4452 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4792067.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5613326.exe
PID 2212 wrote to memory of 4452 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4792067.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5613326.exe
PID 2212 wrote to memory of 4452 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4792067.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5613326.exe
PID 2212 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4792067.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b1400473.exe
PID 2212 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4792067.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b1400473.exe
PID 2212 wrote to memory of 2056 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4792067.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b1400473.exe

Processes

C:\Users\Admin\AppData\Local\Temp\32ea7b735163ddc910bcf4e6664216ab3511107f99088b3cb45f85f9ee8f7d03.exe

"C:\Users\Admin\AppData\Local\Temp\32ea7b735163ddc910bcf4e6664216ab3511107f99088b3cb45f85f9ee8f7d03.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4792067.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4792067.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5613326.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5613326.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b1400473.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b1400473.exe

C:\Windows\system32\sc.exe

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

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 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
CY 217.196.96.101:4132 tcp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
CY 217.196.96.101:4132 tcp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
CY 217.196.96.101:4132 tcp
CY 217.196.96.101:4132 tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
CY 217.196.96.101:4132 tcp
CY 217.196.96.101:4132 tcp
US 8.8.8.8:53 168.253.116.51.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4792067.exe

MD5 bfd3f5fa9d1a92256c6d77126d8aa566
SHA1 24d0b9311a6b4a0992142b129eeccf12bebe128c
SHA256 485383a552a9f401a382ce572818bf1e3f8b86948a44ad40b23ec1d33a2356bd
SHA512 787f26394abba68aa4fb0700bcd0bf6ac584998711d516e45dd2ec3088c8b8196a08c17a893ef4f27e15d5853230356db1fb1bb965a09c45437a11dd890ee196

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a5613326.exe

MD5 4b7cab7b0d67a56752e9a8b1a2d0e336
SHA1 3f6477008395beac68397acd6a907ffc1d232014
SHA256 5c0527ac11d22746108becab2f372a73a205c73e5f3a8247f56d4141080a6b63
SHA512 4cc228e74f62b2a97d1bf3ca0b9b2f73f5a8fc87fc700687565b3cd62bfdbb18005aa0d56e385cce453bab4f65b6d09beddaec65373c7515ab74564eb8a4b7f0

memory/4452-14-0x000000007417E000-0x000000007417F000-memory.dmp

memory/4452-15-0x0000000004A00000-0x0000000004A1A000-memory.dmp

memory/4452-16-0x0000000074170000-0x0000000074920000-memory.dmp

memory/4452-17-0x0000000074170000-0x0000000074920000-memory.dmp

memory/4452-18-0x0000000004C00000-0x00000000051A4000-memory.dmp

memory/4452-19-0x0000000004AC0000-0x0000000004AD8000-memory.dmp

memory/4452-20-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

memory/4452-47-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

memory/4452-44-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

memory/4452-41-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

memory/4452-39-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

memory/4452-37-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

memory/4452-35-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

memory/4452-33-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

memory/4452-31-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

memory/4452-29-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

memory/4452-27-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

memory/4452-25-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

memory/4452-23-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

memory/4452-21-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

memory/4452-45-0x0000000004AC0000-0x0000000004AD2000-memory.dmp

memory/4452-48-0x000000007417E000-0x000000007417F000-memory.dmp

memory/4452-49-0x0000000074170000-0x0000000074920000-memory.dmp

memory/4452-51-0x0000000074170000-0x0000000074920000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b1400473.exe

MD5 becceae5283724466405b9ee9cebfa40
SHA1 6fa2ca2f034f647ed2d64dbc24447da1aaa1bcdd
SHA256 f7d8618e35030c1fd9733dd7da786df18354f9fe054ab132b27eaed299d0d1b4
SHA512 1e6af2ca5faaa7150501dfede0a665515218abce2d620b70bc7066106990f4b8dc60e5e6d1eaf12a27279c9bd7a0c6ef0ac49d99ff56aa2b291a84fb1493c2fd

memory/2056-55-0x0000000000D50000-0x0000000000D7E000-memory.dmp

memory/2056-56-0x0000000002E40000-0x0000000002E46000-memory.dmp

memory/2056-57-0x0000000005D30000-0x0000000006348000-memory.dmp

memory/2056-58-0x0000000005820000-0x000000000592A000-memory.dmp

memory/2056-59-0x00000000056C0000-0x00000000056D2000-memory.dmp

memory/2056-60-0x0000000005750000-0x000000000578C000-memory.dmp

memory/2056-61-0x0000000005790000-0x00000000057DC000-memory.dmp