Malware Analysis Report

2024-12-07 04:02

Sample ID 241113-sh123stgpd
Target 1c854bc3d3f9ef86d21295afcfb3ba9637fd980e3d66f820a8062a72a62838a3N.exe
SHA256 1c854bc3d3f9ef86d21295afcfb3ba9637fd980e3d66f820a8062a72a62838a3
Tags
healer redline dark 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

1c854bc3d3f9ef86d21295afcfb3ba9637fd980e3d66f820a8062a72a62838a3

Threat Level: Known bad

The file 1c854bc3d3f9ef86d21295afcfb3ba9637fd980e3d66f820a8062a72a62838a3N.exe was found to be: Known bad.

Malicious Activity Summary

healer redline dark discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

Healer

RedLine

RedLine payload

Redline family

Healer family

Modifies Windows Defender Real-time Protection settings

Executes dropped EXE

Checks computer location settings

Windows security modification

Adds Run key to start application

Enumerates physical storage devices

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 15:08

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 15:08

Reported

2024-11-13 15:10

Platform

win10v2004-20241007-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1c854bc3d3f9ef86d21295afcfb3ba9637fd980e3d66f820a8062a72a62838a3N.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

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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Windows\Temp\1.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Windows\Temp\1.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Windows\Temp\1.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Windows\Temp\1.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Windows\Temp\1.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Windows\Temp\1.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

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\70103913.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:\Windows\Temp\1.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\1c854bc3d3f9ef86d21295afcfb3ba9637fd980e3d66f820a8062a72a62838a3N.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\un517210.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:\Users\Admin\AppData\Local\Temp\1c854bc3d3f9ef86d21295afcfb3ba9637fd980e3d66f820a8062a72a62838a3N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un517210.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\70103913.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk583781.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si495752.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Temp\1.exe N/A
N/A N/A C:\Windows\Temp\1.exe N/A
N/A N/A C:\Windows\Temp\1.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\70103913.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk583781.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Temp\1.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3220 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\1c854bc3d3f9ef86d21295afcfb3ba9637fd980e3d66f820a8062a72a62838a3N.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un517210.exe
PID 3220 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\1c854bc3d3f9ef86d21295afcfb3ba9637fd980e3d66f820a8062a72a62838a3N.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un517210.exe
PID 3220 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\1c854bc3d3f9ef86d21295afcfb3ba9637fd980e3d66f820a8062a72a62838a3N.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un517210.exe
PID 2304 wrote to memory of 3932 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un517210.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\70103913.exe
PID 2304 wrote to memory of 3932 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un517210.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\70103913.exe
PID 2304 wrote to memory of 3932 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un517210.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\70103913.exe
PID 3932 wrote to memory of 4924 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\70103913.exe C:\Windows\Temp\1.exe
PID 3932 wrote to memory of 4924 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\70103913.exe C:\Windows\Temp\1.exe
PID 2304 wrote to memory of 5568 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un517210.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk583781.exe
PID 2304 wrote to memory of 5568 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un517210.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk583781.exe
PID 2304 wrote to memory of 5568 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un517210.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk583781.exe
PID 3220 wrote to memory of 6316 N/A C:\Users\Admin\AppData\Local\Temp\1c854bc3d3f9ef86d21295afcfb3ba9637fd980e3d66f820a8062a72a62838a3N.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si495752.exe
PID 3220 wrote to memory of 6316 N/A C:\Users\Admin\AppData\Local\Temp\1c854bc3d3f9ef86d21295afcfb3ba9637fd980e3d66f820a8062a72a62838a3N.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si495752.exe
PID 3220 wrote to memory of 6316 N/A C:\Users\Admin\AppData\Local\Temp\1c854bc3d3f9ef86d21295afcfb3ba9637fd980e3d66f820a8062a72a62838a3N.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si495752.exe

Processes

C:\Users\Admin\AppData\Local\Temp\1c854bc3d3f9ef86d21295afcfb3ba9637fd980e3d66f820a8062a72a62838a3N.exe

"C:\Users\Admin\AppData\Local\Temp\1c854bc3d3f9ef86d21295afcfb3ba9637fd980e3d66f820a8062a72a62838a3N.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un517210.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un517210.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\70103913.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\70103913.exe

C:\Windows\Temp\1.exe

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 3932 -ip 3932

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3932 -s 1368

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk583781.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk583781.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 5568 -ip 5568

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 5568 -s 1260

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si495752.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si495752.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.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
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
RU 185.161.248.73:4164 tcp
RU 185.161.248.73:4164 tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
RU 185.161.248.73:4164 tcp
RU 185.161.248.73:4164 tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
RU 185.161.248.73:4164 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un517210.exe

MD5 3c3290c427737fa478ea68ab2be3e2d0
SHA1 2b4314963e037805fdf6479d92f52504983056c8
SHA256 317fd1558154ddb0902be5c658ac32c8a690e5080085813140c5d6e7d55aabc4
SHA512 0565412db369180ad294cd8f279704ed4452cc891a322f84cd4b9625337bf8bc50073b56bf22de9ada84d1877893418cf2c5699e505cc1e8bd3a8b0ea5b92a21

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\70103913.exe

MD5 4a2da394c4212a34cdc89ea6b5cab30b
SHA1 b02dcaef8643f340b0511a6b079fb2c524c44c08
SHA256 a357b155f2156394a36ba8790dcc65c4aafe449b3274828cc937a7ce7331469d
SHA512 6567326e0649b7f8932a7fd6de1960e83da31357ca15a4eec7e6728245320ffbadce9069a98b25048651d224444f9013cde02cbc229e11569a8c8a959d996dbc

memory/3932-15-0x00000000009D0000-0x0000000000AD0000-memory.dmp

memory/3932-16-0x0000000000900000-0x000000000094C000-memory.dmp

memory/3932-17-0x0000000000400000-0x000000000044F000-memory.dmp

memory/3932-18-0x0000000000400000-0x0000000000828000-memory.dmp

memory/3932-19-0x0000000002940000-0x0000000002998000-memory.dmp

memory/3932-20-0x0000000005010000-0x00000000055B4000-memory.dmp

memory/3932-21-0x0000000004F50000-0x0000000004FA6000-memory.dmp

memory/3932-81-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-85-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-83-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-79-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-77-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-76-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-73-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-71-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-70-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-67-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-65-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-64-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-61-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-59-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-57-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-55-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-53-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-49-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-47-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-43-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-41-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-39-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-37-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-35-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-33-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-29-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-27-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-25-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-23-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-22-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-51-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-45-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-31-0x0000000004F50000-0x0000000004FA1000-memory.dmp

memory/3932-2150-0x00000000009D0000-0x0000000000AD0000-memory.dmp

memory/3932-2151-0x0000000005730000-0x000000000573A000-memory.dmp

C:\Windows\Temp\1.exe

MD5 7e93bacbbc33e6652e147e7fe07572a0
SHA1 421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512 250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

memory/4924-2164-0x0000000000F10000-0x0000000000F1A000-memory.dmp

memory/3932-2166-0x0000000000900000-0x000000000094C000-memory.dmp

memory/3932-2167-0x0000000000400000-0x000000000044F000-memory.dmp

memory/3932-2168-0x0000000000400000-0x0000000000828000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk583781.exe

MD5 2597fa43c4c30aabeca69dbb91c1cbdc
SHA1 50917cffc004162f75c39cd955b0185929c154fc
SHA256 028009ca5141316018ffeaedff8dc93cfd62c7ddc45bf47bdd5db86493878409
SHA512 fabb4e376fb47b48cb12961468bbe397682b6dfafb84be30a45e12fbf41aee482779f8407f829ff0304a5fbfdd2b2e5a4462a30a0c7b63921a9b6b0ceb6b80fc

memory/5568-2173-0x0000000004DF0000-0x0000000004E58000-memory.dmp

memory/5568-2174-0x0000000005590000-0x00000000055F6000-memory.dmp

memory/5568-4321-0x0000000005760000-0x0000000005792000-memory.dmp

memory/5568-4322-0x00000000057A0000-0x0000000005832000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si495752.exe

MD5 bb331e8ae21c3659511003591db1035a
SHA1 84b30ff706f53e3684c4949632abcda245930ae0
SHA256 78c9f8145971187da54e3f3a5ab0ed6fad3637f6b450db7fbcb7212820153121
SHA512 975530e62a13cc39741004e54086925d3bb7f191d7334fd3bff70edaeca5cfae7ed67b3d7ade40a4cfe0d77c3671aa92a13bda2c662e53f6cd8b2f6bc6b4f216

memory/6316-4328-0x0000000000810000-0x0000000000840000-memory.dmp

memory/6316-4329-0x00000000050F0000-0x00000000050F6000-memory.dmp

memory/6316-4330-0x0000000005880000-0x0000000005E98000-memory.dmp

memory/6316-4331-0x00000000053A0000-0x00000000054AA000-memory.dmp

memory/6316-4332-0x00000000052D0000-0x00000000052E2000-memory.dmp

memory/6316-4333-0x0000000005330000-0x000000000536C000-memory.dmp

memory/6316-4334-0x00000000054B0000-0x00000000054FC000-memory.dmp