Malware Analysis Report

2024-11-15 09:57

Sample ID 241110-b6dg9awlex
Target 199c82537e4325aa9351d6647168b0e65af8abc6735595d7ccc5b0a018093ce1
SHA256 199c82537e4325aa9351d6647168b0e65af8abc6735595d7ccc5b0a018093ce1
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

199c82537e4325aa9351d6647168b0e65af8abc6735595d7ccc5b0a018093ce1

Threat Level: Known bad

The file 199c82537e4325aa9351d6647168b0e65af8abc6735595d7ccc5b0a018093ce1 was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

Redline family

Healer

Healer family

RedLine payload

Modifies Windows Defender Real-time Protection settings

RedLine

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:45

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:45

Reported

2024-11-10 01:47

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\199c82537e4325aa9351d6647168b0e65af8abc6735595d7ccc5b0a018093ce1.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\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\83277377.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\83277377.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\83277377.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\83277377.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\83277377.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\83277377.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\83277377.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\83277377.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\199c82537e4325aa9351d6647168b0e65af8abc6735595d7ccc5b0a018093ce1.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\un566218.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\199c82537e4325aa9351d6647168b0e65af8abc6735595d7ccc5b0a018093ce1.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un566218.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\83277377.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk199717.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\83277377.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\83277377.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\83277377.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk199717.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3428 wrote to memory of 4764 N/A C:\Users\Admin\AppData\Local\Temp\199c82537e4325aa9351d6647168b0e65af8abc6735595d7ccc5b0a018093ce1.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un566218.exe
PID 3428 wrote to memory of 4764 N/A C:\Users\Admin\AppData\Local\Temp\199c82537e4325aa9351d6647168b0e65af8abc6735595d7ccc5b0a018093ce1.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un566218.exe
PID 3428 wrote to memory of 4764 N/A C:\Users\Admin\AppData\Local\Temp\199c82537e4325aa9351d6647168b0e65af8abc6735595d7ccc5b0a018093ce1.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un566218.exe
PID 4764 wrote to memory of 4184 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un566218.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\83277377.exe
PID 4764 wrote to memory of 4184 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un566218.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\83277377.exe
PID 4764 wrote to memory of 4184 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un566218.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\83277377.exe
PID 4764 wrote to memory of 4820 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un566218.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk199717.exe
PID 4764 wrote to memory of 4820 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un566218.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk199717.exe
PID 4764 wrote to memory of 4820 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un566218.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk199717.exe

Processes

C:\Users\Admin\AppData\Local\Temp\199c82537e4325aa9351d6647168b0e65af8abc6735595d7ccc5b0a018093ce1.exe

"C:\Users\Admin\AppData\Local\Temp\199c82537e4325aa9351d6647168b0e65af8abc6735595d7ccc5b0a018093ce1.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un566218.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un566218.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\83277377.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\83277377.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4184 -ip 4184

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4184 -s 1048

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk199717.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk199717.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 106.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
RU 185.161.248.72:38452 tcp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
RU 185.161.248.72:38452 tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
RU 185.161.248.72:38452 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
RU 185.161.248.72:38452 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
RU 185.161.248.72:38452 tcp
RU 185.161.248.72:38452 tcp
RU 185.161.248.72:38452 tcp
US 8.8.8.8:53 udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un566218.exe

MD5 ae2e8f759408c410e2347b43007d17ef
SHA1 331840886c1d617560d7343b75f1fc0e42690714
SHA256 556e233d20f5e9a90d9c8e0315721b06f5f9151189f0813d08129b50fc3fcfbd
SHA512 38d6209cb7516e9b6aa8c83122a8d03533799b6373c3a5ac131a8bad0bb2896f1e95a09e3070f7064011679d2c7d60a9827d426fb640081ba3ec083db2e7e75d

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\83277377.exe

MD5 f8a8914ab5c02581caddfef602c54250
SHA1 296eb611d900bf94b958e5426dc918414542db17
SHA256 9566c7b7ca5ebb2a92214312ac0d76f0dd4fb412dce161105c38ddd65249aa52
SHA512 fe2d72856f45c7c2d85b4f31d42d0bc81c414afd809da449a8bcdb515e178c1fda74e7394e7dab8013969069a4ab95a57d9173e447c38624619a42d8759b343c

memory/4184-16-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4184-15-0x0000000000BD0000-0x0000000000CD0000-memory.dmp

memory/4184-17-0x0000000000400000-0x0000000000802000-memory.dmp

memory/4184-18-0x0000000000400000-0x0000000000802000-memory.dmp

memory/4184-19-0x0000000002760000-0x000000000277A000-memory.dmp

memory/4184-21-0x0000000002840000-0x0000000002858000-memory.dmp

memory/4184-20-0x00000000050A0000-0x0000000005644000-memory.dmp

memory/4184-49-0x0000000002840000-0x0000000002852000-memory.dmp

memory/4184-47-0x0000000002840000-0x0000000002852000-memory.dmp

memory/4184-45-0x0000000002840000-0x0000000002852000-memory.dmp

memory/4184-43-0x0000000002840000-0x0000000002852000-memory.dmp

memory/4184-41-0x0000000002840000-0x0000000002852000-memory.dmp

memory/4184-39-0x0000000002840000-0x0000000002852000-memory.dmp

memory/4184-37-0x0000000002840000-0x0000000002852000-memory.dmp

memory/4184-35-0x0000000002840000-0x0000000002852000-memory.dmp

memory/4184-33-0x0000000002840000-0x0000000002852000-memory.dmp

memory/4184-31-0x0000000002840000-0x0000000002852000-memory.dmp

memory/4184-29-0x0000000002840000-0x0000000002852000-memory.dmp

memory/4184-27-0x0000000002840000-0x0000000002852000-memory.dmp

memory/4184-25-0x0000000002840000-0x0000000002852000-memory.dmp

memory/4184-23-0x0000000002840000-0x0000000002852000-memory.dmp

memory/4184-22-0x0000000002840000-0x0000000002852000-memory.dmp

memory/4184-50-0x0000000000BD0000-0x0000000000CD0000-memory.dmp

memory/4184-51-0x0000000000400000-0x0000000000430000-memory.dmp

memory/4184-54-0x0000000000400000-0x0000000000802000-memory.dmp

memory/4184-55-0x0000000000400000-0x0000000000430000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk199717.exe

MD5 19b12aa5787642e1e179ddd07cda9d19
SHA1 827a387312344fdd1afda5f5f6d2da4ecfce311d
SHA256 6748303adaeef890a8d259895df64b1dbcb4ee4738862fe36fe037110d918cc7
SHA512 dda89b0603c30a2c498ec8f04762864d727079d32b1f3ee62717c715ae133f5b647fb8aead4693b9909342e18b3bb9301c5b64670b65d9783d13ec626c65bd4b

memory/4820-60-0x0000000004D10000-0x0000000004D4C000-memory.dmp

memory/4820-61-0x00000000053B0000-0x00000000053EA000-memory.dmp

memory/4820-62-0x00000000053B0000-0x00000000053E5000-memory.dmp

memory/4820-75-0x00000000053B0000-0x00000000053E5000-memory.dmp

memory/4820-95-0x00000000053B0000-0x00000000053E5000-memory.dmp

memory/4820-93-0x00000000053B0000-0x00000000053E5000-memory.dmp

memory/4820-91-0x00000000053B0000-0x00000000053E5000-memory.dmp

memory/4820-89-0x00000000053B0000-0x00000000053E5000-memory.dmp

memory/4820-87-0x00000000053B0000-0x00000000053E5000-memory.dmp

memory/4820-85-0x00000000053B0000-0x00000000053E5000-memory.dmp

memory/4820-83-0x00000000053B0000-0x00000000053E5000-memory.dmp

memory/4820-81-0x00000000053B0000-0x00000000053E5000-memory.dmp

memory/4820-79-0x00000000053B0000-0x00000000053E5000-memory.dmp

memory/4820-77-0x00000000053B0000-0x00000000053E5000-memory.dmp

memory/4820-73-0x00000000053B0000-0x00000000053E5000-memory.dmp

memory/4820-71-0x00000000053B0000-0x00000000053E5000-memory.dmp

memory/4820-69-0x00000000053B0000-0x00000000053E5000-memory.dmp

memory/4820-67-0x00000000053B0000-0x00000000053E5000-memory.dmp

memory/4820-65-0x00000000053B0000-0x00000000053E5000-memory.dmp

memory/4820-63-0x00000000053B0000-0x00000000053E5000-memory.dmp

memory/4820-855-0x0000000007FA0000-0x0000000007FB2000-memory.dmp

memory/4820-854-0x00000000078E0000-0x0000000007EF8000-memory.dmp

memory/4820-856-0x0000000007FC0000-0x00000000080CA000-memory.dmp

memory/4820-857-0x00000000080E0000-0x000000000811C000-memory.dmp

memory/4820-858-0x0000000004840000-0x000000000488C000-memory.dmp