Malware Analysis Report

2024-12-07 04:03

Sample ID 241113-xyqnhaxkdz
Target f5729fa418a1c71d528a337da068c9599c3eff840845124686a55d089d66ec02.exe
SHA256 f5729fa418a1c71d528a337da068c9599c3eff840845124686a55d089d66ec02
Tags
healer redline dubka 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

f5729fa418a1c71d528a337da068c9599c3eff840845124686a55d089d66ec02

Threat Level: Known bad

The file f5729fa418a1c71d528a337da068c9599c3eff840845124686a55d089d66ec02.exe was found to be: Known bad.

Malicious Activity Summary

healer redline dubka discovery dropper evasion infostealer persistence trojan

Modifies Windows Defender Real-time Protection settings

Healer family

Redline family

RedLine payload

Healer

RedLine

Detects Healer an antivirus disabler dropper

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 19:15

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 19:15

Reported

2024-11-13 19:18

Platform

win10v2004-20241007-en

Max time kernel

101s

Max time network

117s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f5729fa418a1c71d528a337da068c9599c3eff840845124686a55d089d66ec02.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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kXV53Ca.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kXV53Ca.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kXV53Ca.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\mjr43Bd.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\IXP002.TMP\mjr43Bd.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\IXP002.TMP\mjr43Bd.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\IXP002.TMP\mjr43Bd.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kXV53Ca.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\IXP002.TMP\mjr43Bd.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kXV53Ca.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\IXP002.TMP\mjr43Bd.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kXV53Ca.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
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kXV53Ca.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\mjr43Bd.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\mjr43Bd.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\f5729fa418a1c71d528a337da068c9599c3eff840845124686a55d089d66ec02.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\dmB4672.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpD4856.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\dpD4856.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\mjr43Bd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nvi33PB.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\f5729fa418a1c71d528a337da068c9599c3eff840845124686a55d089d66ec02.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dmB4672.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kXV53Ca.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\mjr43Bd.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 960 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\f5729fa418a1c71d528a337da068c9599c3eff840845124686a55d089d66ec02.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dmB4672.exe
PID 960 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\f5729fa418a1c71d528a337da068c9599c3eff840845124686a55d089d66ec02.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dmB4672.exe
PID 960 wrote to memory of 2328 N/A C:\Users\Admin\AppData\Local\Temp\f5729fa418a1c71d528a337da068c9599c3eff840845124686a55d089d66ec02.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dmB4672.exe
PID 2328 wrote to memory of 2012 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dmB4672.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpD4856.exe
PID 2328 wrote to memory of 2012 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dmB4672.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpD4856.exe
PID 2328 wrote to memory of 2012 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dmB4672.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpD4856.exe
PID 2012 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpD4856.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kXV53Ca.exe
PID 2012 wrote to memory of 2680 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpD4856.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kXV53Ca.exe
PID 2012 wrote to memory of 4212 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpD4856.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\mjr43Bd.exe
PID 2012 wrote to memory of 4212 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpD4856.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\mjr43Bd.exe
PID 2012 wrote to memory of 4212 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpD4856.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\mjr43Bd.exe
PID 2328 wrote to memory of 3516 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dmB4672.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nvi33PB.exe
PID 2328 wrote to memory of 3516 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dmB4672.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nvi33PB.exe
PID 2328 wrote to memory of 3516 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dmB4672.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nvi33PB.exe

Processes

C:\Users\Admin\AppData\Local\Temp\f5729fa418a1c71d528a337da068c9599c3eff840845124686a55d089d66ec02.exe

"C:\Users\Admin\AppData\Local\Temp\f5729fa418a1c71d528a337da068c9599c3eff840845124686a55d089d66ec02.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dmB4672.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dmB4672.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpD4856.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpD4856.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kXV53Ca.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kXV53Ca.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\mjr43Bd.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\mjr43Bd.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4212 -ip 4212

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4212 -s 1080

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nvi33PB.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nvi33PB.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.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 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dmB4672.exe

MD5 28be637174f7859bbe155232d4e75b8d
SHA1 a21a637375f39f5e107a20696a56005dd0a1b9dd
SHA256 1bc63bee277e81034315c776bd398e742080d0dd0e815fa9a3c5590815127f70
SHA512 785bc936cb393e68bffaaddd9691a4806831ae0272ece19e681267e0d811cf870ed4992d61800b7ae6c8ada33d380417c0d4f218c79325357dfc5a195e10918b

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dpD4856.exe

MD5 1f11a695f1a111016ba2eecd8abbd685
SHA1 c692f75f7b8def657086820a52a5e063d1932625
SHA256 b24ccf0300987ba123c1d26e60fd8d3cbb13a8f11eba20db43ef5ae5c994bb46
SHA512 511601cebef700c0b7e9595e557325d85afe1ac2278e3b160c64d586bf7bd6658042b04c655c9006b55e845f694634b2c6986c3d65ba9584a29c6074b5cd69ec

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\kXV53Ca.exe

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

memory/2680-21-0x00007FFB420A3000-0x00007FFB420A5000-memory.dmp

memory/2680-22-0x0000000000E70000-0x0000000000E7A000-memory.dmp

memory/2680-23-0x00007FFB420A3000-0x00007FFB420A5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\mjr43Bd.exe

MD5 e1c40efa8fa9e97504421e6fc9a8a0f5
SHA1 0259f2774737103d727f828caececf7b77623bd3
SHA256 3b82f13ce9d367f687a2f1646273697c31741a52e0bd4784107afe3a938ce698
SHA512 12cee7a790a19f70d1c75885098594840bf4dbef7da1a024f938363064db5ad498e030587f72d3e9e783a40695dd16a04777adee7ea9f3988fb2b50fa14694ec

memory/4212-29-0x0000000002600000-0x000000000261A000-memory.dmp

memory/4212-30-0x0000000004EB0000-0x0000000005454000-memory.dmp

memory/4212-31-0x0000000002850000-0x0000000002868000-memory.dmp

memory/4212-49-0x0000000002850000-0x0000000002862000-memory.dmp

memory/4212-57-0x0000000002850000-0x0000000002862000-memory.dmp

memory/4212-55-0x0000000002850000-0x0000000002862000-memory.dmp

memory/4212-53-0x0000000002850000-0x0000000002862000-memory.dmp

memory/4212-51-0x0000000002850000-0x0000000002862000-memory.dmp

memory/4212-45-0x0000000002850000-0x0000000002862000-memory.dmp

memory/4212-43-0x0000000002850000-0x0000000002862000-memory.dmp

memory/4212-41-0x0000000002850000-0x0000000002862000-memory.dmp

memory/4212-39-0x0000000002850000-0x0000000002862000-memory.dmp

memory/4212-37-0x0000000002850000-0x0000000002862000-memory.dmp

memory/4212-35-0x0000000002850000-0x0000000002862000-memory.dmp

memory/4212-33-0x0000000002850000-0x0000000002862000-memory.dmp

memory/4212-48-0x0000000002850000-0x0000000002862000-memory.dmp

memory/4212-32-0x0000000002850000-0x0000000002862000-memory.dmp

memory/4212-59-0x0000000002850000-0x0000000002862000-memory.dmp

memory/4212-60-0x0000000000400000-0x00000000007BD000-memory.dmp

memory/4212-62-0x0000000000400000-0x00000000007BD000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nvi33PB.exe

MD5 dd0c9e110c68ce1fa5308979ef718f7b
SHA1 473deb8069f0841d47b74b7f414dacc6f96eca78
SHA256 dc28c9d9ab3f30222ed59f3991c5981bec40604e725ece488d8599eef917a7b3
SHA512 29bd76da816b13b31c938a3f8699d2f5942a24c9ef61fddcac490e0a30f82c1a4a76ca9a6866a8d2c8e57566f66b3aea31e7f70646d3ebef63c63a06f8fe2236

memory/3516-66-0x00000000004F0000-0x0000000000522000-memory.dmp

memory/3516-67-0x0000000005450000-0x0000000005A68000-memory.dmp

memory/3516-68-0x0000000004FD0000-0x00000000050DA000-memory.dmp

memory/3516-69-0x0000000004F00000-0x0000000004F12000-memory.dmp

memory/3516-70-0x0000000004F60000-0x0000000004F9C000-memory.dmp

memory/3516-71-0x00000000050E0000-0x000000000512C000-memory.dmp