Malware Analysis Report

2024-12-06 02:44

Sample ID 241110-aybg9avlgx
Target 577e69319a6748819dae32946f3f11edab2782854018999e2e5f3519049a0fe0
SHA256 577e69319a6748819dae32946f3f11edab2782854018999e2e5f3519049a0fe0
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

577e69319a6748819dae32946f3f11edab2782854018999e2e5f3519049a0fe0

Threat Level: Known bad

The file 577e69319a6748819dae32946f3f11edab2782854018999e2e5f3519049a0fe0 was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

RedLine payload

Detects Healer an antivirus disabler dropper

Healer family

Modifies Windows Defender Real-time Protection settings

Redline family

Healer

RedLine

Windows security modification

Executes dropped EXE

Adds Run key to start application

System Location Discovery: System Language Discovery

Program crash

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 00:36

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 00:36

Reported

2024-11-10 00:39

Platform

win10v2004-20241007-en

Max time kernel

142s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\577e69319a6748819dae32946f3f11edab2782854018999e2e5f3519049a0fe0.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\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\44171669.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\44171669.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\44171669.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\44171669.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\44171669.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\44171669.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\44171669.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\44171669.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\577e69319a6748819dae32946f3f11edab2782854018999e2e5f3519049a0fe0.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\un527031.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\IXP001.TMP\44171669.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk704667.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\577e69319a6748819dae32946f3f11edab2782854018999e2e5f3519049a0fe0.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un527031.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\44171669.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\44171669.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\44171669.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk704667.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4972 wrote to memory of 3688 N/A C:\Users\Admin\AppData\Local\Temp\577e69319a6748819dae32946f3f11edab2782854018999e2e5f3519049a0fe0.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un527031.exe
PID 4972 wrote to memory of 3688 N/A C:\Users\Admin\AppData\Local\Temp\577e69319a6748819dae32946f3f11edab2782854018999e2e5f3519049a0fe0.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un527031.exe
PID 4972 wrote to memory of 3688 N/A C:\Users\Admin\AppData\Local\Temp\577e69319a6748819dae32946f3f11edab2782854018999e2e5f3519049a0fe0.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un527031.exe
PID 3688 wrote to memory of 2732 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un527031.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\44171669.exe
PID 3688 wrote to memory of 2732 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un527031.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\44171669.exe
PID 3688 wrote to memory of 2732 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un527031.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\44171669.exe
PID 3688 wrote to memory of 2508 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un527031.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk704667.exe
PID 3688 wrote to memory of 2508 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un527031.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk704667.exe
PID 3688 wrote to memory of 2508 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un527031.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk704667.exe

Processes

C:\Users\Admin\AppData\Local\Temp\577e69319a6748819dae32946f3f11edab2782854018999e2e5f3519049a0fe0.exe

"C:\Users\Admin\AppData\Local\Temp\577e69319a6748819dae32946f3f11edab2782854018999e2e5f3519049a0fe0.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un527031.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un527031.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\44171669.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\44171669.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2732 -ip 2732

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2732 -s 1084

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk704667.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk704667.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
RU 185.161.248.143:38452 tcp
US 8.8.8.8:53 28.118.140.52.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
RU 185.161.248.143:38452 tcp
RU 185.161.248.143:38452 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un527031.exe

MD5 fbe14cf2deeed0180060be62c143a045
SHA1 4582ccd07371f56f93586690ce6396dd7d93fd18
SHA256 1ac97cff016646db570027a037e833822df40a6ec488e75443ef46d80181e881
SHA512 28b0ed0dca107a4a5e1c20cad9cbc1ec0c9aa39e875842d77b350553a52a9d78bce024a1833f400506f40fb9758036a288e308eeb32a2c865a8912cf2bfdccc5

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\44171669.exe

MD5 1ce131982f34352415785e8d244e3d00
SHA1 370535c121259d65d1df598f7d75be6eddaee64f
SHA256 a8c6e85b838dd8039c99ae882001393eb55d5c3b9e66aff611dafb5d14a2f1aa
SHA512 2570f82f81dbe82600d1b1bb977d24ed9d93b89a54758a4b1621c39d2f7264d5e2f6323f8442b87200c34c31070a7a2569bad3e2a44ba129496e3d7d359422e9

memory/2732-15-0x0000000000740000-0x0000000000840000-memory.dmp

memory/2732-17-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2732-16-0x00000000005C0000-0x00000000005ED000-memory.dmp

memory/2732-18-0x0000000000400000-0x0000000000455000-memory.dmp

memory/2732-19-0x0000000002260000-0x000000000227A000-memory.dmp

memory/2732-20-0x0000000004D20000-0x00000000052C4000-memory.dmp

memory/2732-21-0x00000000023C0000-0x00000000023D8000-memory.dmp

memory/2732-27-0x00000000023C0000-0x00000000023D3000-memory.dmp

memory/2732-49-0x00000000023C0000-0x00000000023D3000-memory.dmp

memory/2732-47-0x00000000023C0000-0x00000000023D3000-memory.dmp

memory/2732-45-0x00000000023C0000-0x00000000023D3000-memory.dmp

memory/2732-43-0x00000000023C0000-0x00000000023D3000-memory.dmp

memory/2732-41-0x00000000023C0000-0x00000000023D3000-memory.dmp

memory/2732-39-0x00000000023C0000-0x00000000023D3000-memory.dmp

memory/2732-37-0x00000000023C0000-0x00000000023D3000-memory.dmp

memory/2732-35-0x00000000023C0000-0x00000000023D3000-memory.dmp

memory/2732-33-0x00000000023C0000-0x00000000023D3000-memory.dmp

memory/2732-31-0x00000000023C0000-0x00000000023D3000-memory.dmp

memory/2732-29-0x00000000023C0000-0x00000000023D3000-memory.dmp

memory/2732-25-0x00000000023C0000-0x00000000023D3000-memory.dmp

memory/2732-23-0x00000000023C0000-0x00000000023D3000-memory.dmp

memory/2732-22-0x00000000023C0000-0x00000000023D3000-memory.dmp

memory/2732-50-0x0000000000740000-0x0000000000840000-memory.dmp

memory/2732-51-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2732-54-0x0000000000400000-0x0000000000455000-memory.dmp

memory/2732-55-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk704667.exe

MD5 78fc9cbf3c447d8b02d65af78cd03a5b
SHA1 14390eb8dbbe1ef295bc5ca39526ed920df5ec7e
SHA256 2af2417f22258154eea6239c93fd3f1433aa1aa3107c9c18773dcc08e75ace44
SHA512 fc7cb43ccffc7d94309a629b0c97aef3c8f1b419fd71bff36ac53550a9ace202db5a8e0185b3093824538ed43555162d48dbe3833f45ae283a0ab596c9ff3713

memory/2508-60-0x0000000002640000-0x000000000267C000-memory.dmp

memory/2508-61-0x00000000026E0000-0x000000000271A000-memory.dmp

memory/2508-69-0x00000000026E0000-0x0000000002715000-memory.dmp

memory/2508-83-0x00000000026E0000-0x0000000002715000-memory.dmp

memory/2508-95-0x00000000026E0000-0x0000000002715000-memory.dmp

memory/2508-93-0x00000000026E0000-0x0000000002715000-memory.dmp

memory/2508-91-0x00000000026E0000-0x0000000002715000-memory.dmp

memory/2508-89-0x00000000026E0000-0x0000000002715000-memory.dmp

memory/2508-87-0x00000000026E0000-0x0000000002715000-memory.dmp

memory/2508-81-0x00000000026E0000-0x0000000002715000-memory.dmp

memory/2508-79-0x00000000026E0000-0x0000000002715000-memory.dmp

memory/2508-77-0x00000000026E0000-0x0000000002715000-memory.dmp

memory/2508-73-0x00000000026E0000-0x0000000002715000-memory.dmp

memory/2508-71-0x00000000026E0000-0x0000000002715000-memory.dmp

memory/2508-85-0x00000000026E0000-0x0000000002715000-memory.dmp

memory/2508-75-0x00000000026E0000-0x0000000002715000-memory.dmp

memory/2508-67-0x00000000026E0000-0x0000000002715000-memory.dmp

memory/2508-65-0x00000000026E0000-0x0000000002715000-memory.dmp

memory/2508-63-0x00000000026E0000-0x0000000002715000-memory.dmp

memory/2508-62-0x00000000026E0000-0x0000000002715000-memory.dmp

memory/2508-854-0x0000000007630000-0x0000000007C48000-memory.dmp

memory/2508-855-0x0000000002840000-0x0000000002852000-memory.dmp

memory/2508-856-0x0000000007C50000-0x0000000007D5A000-memory.dmp

memory/2508-857-0x0000000002870000-0x00000000028AC000-memory.dmp

memory/2508-858-0x0000000002430000-0x000000000247C000-memory.dmp