Malware Analysis Report

2024-12-07 04:08

Sample ID 241113-zeat2sygnp
Target fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.exe
SHA256 fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f
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

fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f

Threat Level: Known bad

The file fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.exe was found to be: Known bad.

Malicious Activity Summary

healer redline rumfa discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

Modifies Windows Defender Real-time Protection settings

RedLine

Healer

Healer family

RedLine payload

Redline family

Executes dropped EXE

Windows security modification

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 20:37

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 20:37

Reported

2024-11-13 20:39

Platform

win10v2004-20241007-en

Max time kernel

117s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.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
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\buDB57gx21.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\buDB57gx21.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\buDB57gx21.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\buDB57gx21.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\buDB57gx21.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\buDB57gx21.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\IXP000.TMP\buDB57gx21.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\fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.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\fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\caZt83dC75.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\buDB57gx21.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\buDB57gx21.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\buDB57gx21.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\caZt83dC75.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.exe

"C:\Users\Admin\AppData\Local\Temp\fb5ba151d01351cc53a32fbf56d2a3d35a7541e0d0a744e01dd20a1fe3b00e8f.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\buDB57gx21.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\buDB57gx21.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\caZt83dC75.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\caZt83dC75.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 102.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.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 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
RU 193.233.20.24:4123 tcp
US 8.8.8.8:53 172.210.232.199.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

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\buDB57gx21.exe

MD5 3775024156e7208122d074eca73e9240
SHA1 51d08d1fd315472e8a93a911c2e3809833cc4536
SHA256 c97a12f6d133e8686a846ab0a52c6dd01416af1fdf98ce3b4315b816899a004f
SHA512 910eb218bc19a5be8b209ea139bb3641b14f5db7e301339405af7b5e5285753ee0fbdcb49a7fb877480a1b1f4520a795c60fcc9f43dcd81a670b04101339ed42

memory/1168-7-0x00007FFEE6793000-0x00007FFEE6795000-memory.dmp

memory/1168-8-0x0000000000E30000-0x0000000000E3A000-memory.dmp

memory/1168-9-0x00007FFEE6793000-0x00007FFEE6795000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\caZt83dC75.exe

MD5 1c5a86f75232313703fab93a198cfae7
SHA1 ecf2d10a917811db5f5da1e29c929ab6a2866a0e
SHA256 6c5ec3126e35491fe8716e34691036a2cd0a24c110ad9080ecc4b1130ba92b71
SHA512 fd6d22ad3c16dcfa708a2e04ca73946046867a18c10ddfda030f04bc7f77373284c043d433997c27ba7e186e814573a26e11cd0a939467b7ec7683b919f9eb0f

memory/2836-15-0x0000000000700000-0x0000000000800000-memory.dmp

memory/2836-16-0x0000000002210000-0x000000000225B000-memory.dmp

memory/2836-17-0x0000000000400000-0x000000000044E000-memory.dmp

memory/2836-18-0x0000000004AF0000-0x0000000004B36000-memory.dmp

memory/2836-19-0x0000000004C70000-0x0000000005214000-memory.dmp

memory/2836-20-0x0000000004BB0000-0x0000000004BF4000-memory.dmp

memory/2836-28-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-32-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-30-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-26-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-25-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-22-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-21-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-84-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-82-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-80-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-78-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-76-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-74-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-73-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-70-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-69-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-66-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-64-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-62-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-60-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-59-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-56-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-55-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-52-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-50-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-48-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-46-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-44-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-42-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-40-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-38-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-36-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-34-0x0000000004BB0000-0x0000000004BEE000-memory.dmp

memory/2836-927-0x0000000005220000-0x0000000005838000-memory.dmp

memory/2836-928-0x0000000005860000-0x000000000596A000-memory.dmp

memory/2836-929-0x00000000059A0000-0x00000000059B2000-memory.dmp

memory/2836-930-0x00000000059C0000-0x00000000059FC000-memory.dmp

memory/2836-931-0x0000000005B10000-0x0000000005B5C000-memory.dmp

memory/2836-932-0x0000000000700000-0x0000000000800000-memory.dmp

memory/2836-933-0x0000000002210000-0x000000000225B000-memory.dmp

memory/2836-935-0x0000000000400000-0x000000000044E000-memory.dmp