Malware Analysis Report

2024-12-07 04:07

Sample ID 241113-zg6dqsyfka
Target c143361b048a25715b846dad79addbf9d260468d610bb4c9fc3ea8ae24d8fce2N.exe
SHA256 c74d8d8fe1d416a21d4bac5b5c09be8a62c821042e649e244a53b8b30abadafc
Tags
healer redline rumfa 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

c74d8d8fe1d416a21d4bac5b5c09be8a62c821042e649e244a53b8b30abadafc

Threat Level: Known bad

The file c143361b048a25715b846dad79addbf9d260468d610bb4c9fc3ea8ae24d8fce2N.exe was found to be: Known bad.

Malicious Activity Summary

healer redline rumfa discovery dropper evasion infostealer persistence trojan

Redline family

RedLine payload

Healer

Modifies Windows Defender Real-time Protection settings

Healer family

Detects Healer an antivirus disabler dropper

RedLine

Windows security modification

Executes dropped EXE

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 20:42

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 20:42

Reported

2024-11-13 20:44

Platform

win10v2004-20241007-en

Max time kernel

118s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c143361b048a25715b846dad79addbf9d260468d610bb4c9fc3ea8ae24d8fce2N.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\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\buEF87UG60.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\buEF87UG60.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\buEF87UG60.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\buEF87UG60.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\buEF87UG60.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\buEF87UG60.exe N/A

RedLine

infostealer redline

RedLine payload

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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\IXP001.TMP\buEF87UG60.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\c143361b048a25715b846dad79addbf9d260468d610bb4c9fc3ea8ae24d8fce2N.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\plOw76IK19.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\IXP000.TMP\plOw76IK19.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\cadP65SL32.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\c143361b048a25715b846dad79addbf9d260468d610bb4c9fc3ea8ae24d8fce2N.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\buEF87UG60.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\buEF87UG60.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\buEF87UG60.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\cadP65SL32.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c143361b048a25715b846dad79addbf9d260468d610bb4c9fc3ea8ae24d8fce2N.exe

"C:\Users\Admin\AppData\Local\Temp\c143361b048a25715b846dad79addbf9d260468d610bb4c9fc3ea8ae24d8fce2N.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\plOw76IK19.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\plOw76IK19.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\buEF87UG60.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\buEF87UG60.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\cadP65SL32.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\cadP65SL32.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 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 68.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
RU 193.233.20.24:4123 tcp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
RU 193.233.20.24:4123 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\plOw76IK19.exe

MD5 6138ab5e7b147e761f2161a68ec569de
SHA1 524a61e108dc1866e78bec2d2831468881ea9d65
SHA256 5976d7ae60a838f2f955e955b4b05ef5975f9c89189f7cc9fb800f61b156e170
SHA512 6d1f1b87bd1c3268afec9a9545787767aa9912ea80634b9d2f80cb604f68df73d13234d3b0aea37410dce6f54abf50107c2290c9c6fc25263708bbb2cf75a5ba

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\buEF87UG60.exe

MD5 5f717ded557bd4c64eaf5e94f424c78d
SHA1 abd111629febc65b13b76fc83e657edd6d0f295e
SHA256 454e44915df17e458b7502b44e77459a08822a5e6d8f4090b493290f32296f0f
SHA512 636ea48115f80291b70322ba5da7b48b2a5713100165b4e56a3b114dc0669e8481a7007b12c4ffb55769c18808e8a5bf147b3841cfa4c05ae6d280664847ca4a

memory/4920-14-0x00007FFA814A3000-0x00007FFA814A5000-memory.dmp

memory/4920-15-0x0000000000FB0000-0x0000000000FBA000-memory.dmp

memory/4920-16-0x00007FFA814A3000-0x00007FFA814A5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\cadP65SL32.exe

MD5 cd6966060f9f437f1933aba4b8703cca
SHA1 9f69f3f9317a4a6526c99074bb851bc4a1c30788
SHA256 24a0f1a482ffbadb53221d40b7669cfb6352b0ccffb786a595cfeb4d9805b9f0
SHA512 d7249fb6f039225e99d30293f69453c0c08a44bf12887d656d4e30fa896aaf51d31fab132ed6840ffe0f305f3ce8cf0be315835bf221745a7b4dac27640c1929

memory/1960-22-0x0000000004BC0000-0x0000000004C06000-memory.dmp

memory/1960-23-0x00000000072A0000-0x0000000007844000-memory.dmp

memory/1960-24-0x00000000071B0000-0x00000000071F4000-memory.dmp

memory/1960-28-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-26-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-25-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-36-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-88-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-86-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-84-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-82-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-80-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-76-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-74-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-72-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-70-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-68-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-66-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-64-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-62-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-58-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-56-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-54-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-52-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-50-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-48-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-46-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-42-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-40-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-39-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-34-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-32-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-30-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-78-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-60-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-44-0x00000000071B0000-0x00000000071EE000-memory.dmp

memory/1960-931-0x0000000007950000-0x0000000007F68000-memory.dmp

memory/1960-932-0x0000000007FE0000-0x00000000080EA000-memory.dmp

memory/1960-933-0x0000000008120000-0x0000000008132000-memory.dmp

memory/1960-934-0x0000000008140000-0x000000000817C000-memory.dmp

memory/1960-935-0x0000000008290000-0x00000000082DC000-memory.dmp