Malware Analysis Report

2024-12-07 03:37

Sample ID 241111-jrhgnavnfy
Target 35eb6a6af088cfff531905a77ea0d481c5115f647283de1d33ce8d242c0718f1
SHA256 35eb6a6af088cfff531905a77ea0d481c5115f647283de1d33ce8d242c0718f1
Tags
healer redline fusa 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

35eb6a6af088cfff531905a77ea0d481c5115f647283de1d33ce8d242c0718f1

Threat Level: Known bad

The file 35eb6a6af088cfff531905a77ea0d481c5115f647283de1d33ce8d242c0718f1 was found to be: Known bad.

Malicious Activity Summary

healer redline fusa discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

RedLine payload

Modifies Windows Defender Real-time Protection settings

Healer family

Redline family

RedLine

Healer

Executes dropped EXE

Windows security modification

Adds Run key to start application

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

2024-11-11 07:54

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 07:54

Reported

2024-11-11 07:56

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\35eb6a6af088cfff531905a77ea0d481c5115f647283de1d33ce8d242c0718f1.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\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bIl52RN.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\bIl52RN.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\bIl52RN.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\bIl52RN.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\bIl52RN.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bIl52RN.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\bIl52RN.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bIl52RN.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\35eb6a6af088cfff531905a77ea0d481c5115f647283de1d33ce8d242c0718f1.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\nBZ65av.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\35eb6a6af088cfff531905a77ea0d481c5115f647283de1d33ce8d242c0718f1.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nBZ65av.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bIl52RN.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dWU76go.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bIl52RN.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bIl52RN.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bIl52RN.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1920 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\35eb6a6af088cfff531905a77ea0d481c5115f647283de1d33ce8d242c0718f1.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nBZ65av.exe
PID 1920 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\35eb6a6af088cfff531905a77ea0d481c5115f647283de1d33ce8d242c0718f1.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nBZ65av.exe
PID 1920 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\35eb6a6af088cfff531905a77ea0d481c5115f647283de1d33ce8d242c0718f1.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nBZ65av.exe
PID 2328 wrote to memory of 1500 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nBZ65av.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bIl52RN.exe
PID 2328 wrote to memory of 1500 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nBZ65av.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bIl52RN.exe
PID 2328 wrote to memory of 1500 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nBZ65av.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bIl52RN.exe
PID 2328 wrote to memory of 4004 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nBZ65av.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dWU76go.exe
PID 2328 wrote to memory of 4004 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nBZ65av.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dWU76go.exe
PID 2328 wrote to memory of 4004 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nBZ65av.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dWU76go.exe

Processes

C:\Users\Admin\AppData\Local\Temp\35eb6a6af088cfff531905a77ea0d481c5115f647283de1d33ce8d242c0718f1.exe

"C:\Users\Admin\AppData\Local\Temp\35eb6a6af088cfff531905a77ea0d481c5115f647283de1d33ce8d242c0718f1.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nBZ65av.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nBZ65av.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bIl52RN.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bIl52RN.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1500 -ip 1500

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1500 -s 1080

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dWU76go.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dWU76go.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp
RU 193.233.20.12:4132 tcp
US 8.8.8.8:53 udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nBZ65av.exe

MD5 9a4f356f887e9a127ee56625b4fd2675
SHA1 f1f22eb69f2fff3b67bbbf610d38f060327b9eec
SHA256 822131de67b43feabcc8aa69e3a82616c81f4eae70f0591f5eb4293d008ace8a
SHA512 decb697d426c15cee1c8c93f27655a597929a22f85d51f7ff20237c78bf14a5e64076bb797ab58fb52bb117e12f430b893500958675a3293c2e1a8e8713d2f5b

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bIl52RN.exe

MD5 c2029dc778813262158edc1d45355023
SHA1 ef89cca7db326570c6342d665d57076da8686989
SHA256 8fefa215a64ff37c9a5ef602de472b12f7d7cbbe48edf3bed071f19d84e03f51
SHA512 40c0dded4f1ea106522a41a1151d55543cf3b36c53f99dfb9d7da0b54697b982cf6c919526fbb60c574a0e1771f53a0fc63c858db346c3c8a11df70e2a3c9fe2

memory/1500-15-0x0000000000650000-0x0000000000750000-memory.dmp

memory/1500-16-0x0000000000570000-0x000000000059D000-memory.dmp

memory/1500-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1500-18-0x0000000000400000-0x000000000056B000-memory.dmp

memory/1500-19-0x0000000002100000-0x000000000211A000-memory.dmp

memory/1500-20-0x0000000004CA0000-0x0000000005244000-memory.dmp

memory/1500-21-0x00000000025C0000-0x00000000025D8000-memory.dmp

memory/1500-25-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/1500-49-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/1500-47-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/1500-45-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/1500-43-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/1500-41-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/1500-39-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/1500-37-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/1500-35-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/1500-33-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/1500-31-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/1500-29-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/1500-27-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/1500-23-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/1500-22-0x00000000025C0000-0x00000000025D2000-memory.dmp

memory/1500-50-0x0000000000650000-0x0000000000750000-memory.dmp

memory/1500-51-0x0000000000570000-0x000000000059D000-memory.dmp

memory/1500-53-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1500-56-0x0000000000400000-0x0000000000430000-memory.dmp

memory/1500-55-0x0000000000400000-0x000000000056B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dWU76go.exe

MD5 da6f3bef8abc85bd09f50783059964e3
SHA1 a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256 e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA512 4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

memory/4004-60-0x0000000000220000-0x0000000000252000-memory.dmp

memory/4004-61-0x0000000005040000-0x0000000005658000-memory.dmp

memory/4004-62-0x0000000004BC0000-0x0000000004CCA000-memory.dmp

memory/4004-63-0x0000000004AF0000-0x0000000004B02000-memory.dmp

memory/4004-64-0x0000000004B50000-0x0000000004B8C000-memory.dmp

memory/4004-65-0x0000000004CD0000-0x0000000004D1C000-memory.dmp