Malware Analysis Report

2024-12-06 02:42

Sample ID 241110-ayy9baylbl
Target f69917c8384ff810f4aa133bf9639432b38f89e744d559d235bf18a4d7326675
SHA256 f69917c8384ff810f4aa133bf9639432b38f89e744d559d235bf18a4d7326675
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

f69917c8384ff810f4aa133bf9639432b38f89e744d559d235bf18a4d7326675

Threat Level: Known bad

The file f69917c8384ff810f4aa133bf9639432b38f89e744d559d235bf18a4d7326675 was found to be: Known bad.

Malicious Activity Summary

healer redline discovery dropper evasion infostealer persistence trojan

Healer

RedLine payload

RedLine

Detects Healer an antivirus disabler dropper

Healer family

Modifies Windows Defender Real-time Protection settings

Redline family

Windows security modification

Executes dropped EXE

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 00:37

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 00:37

Reported

2024-11-10 00:40

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f69917c8384ff810f4aa133bf9639432b38f89e744d559d235bf18a4d7326675.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\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\it517123.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\it517123.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\it517123.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\it517123.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\it517123.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\it517123.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\IXP002.TMP\it517123.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\f69917c8384ff810f4aa133bf9639432b38f89e744d559d235bf18a4d7326675.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\zihL7286.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\zirx2930.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\f69917c8384ff810f4aa133bf9639432b38f89e744d559d235bf18a4d7326675.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zihL7286.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\zirx2930.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\jr264203.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\it517123.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\it517123.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\it517123.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\jr264203.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4540 wrote to memory of 3080 N/A C:\Users\Admin\AppData\Local\Temp\f69917c8384ff810f4aa133bf9639432b38f89e744d559d235bf18a4d7326675.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zihL7286.exe
PID 4540 wrote to memory of 3080 N/A C:\Users\Admin\AppData\Local\Temp\f69917c8384ff810f4aa133bf9639432b38f89e744d559d235bf18a4d7326675.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zihL7286.exe
PID 4540 wrote to memory of 3080 N/A C:\Users\Admin\AppData\Local\Temp\f69917c8384ff810f4aa133bf9639432b38f89e744d559d235bf18a4d7326675.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zihL7286.exe
PID 3080 wrote to memory of 4312 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zihL7286.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\zirx2930.exe
PID 3080 wrote to memory of 4312 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zihL7286.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\zirx2930.exe
PID 3080 wrote to memory of 4312 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zihL7286.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\zirx2930.exe
PID 4312 wrote to memory of 4060 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\zirx2930.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\it517123.exe
PID 4312 wrote to memory of 4060 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\zirx2930.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\it517123.exe
PID 4312 wrote to memory of 4996 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\zirx2930.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\jr264203.exe
PID 4312 wrote to memory of 4996 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\zirx2930.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\jr264203.exe
PID 4312 wrote to memory of 4996 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\zirx2930.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\jr264203.exe

Processes

C:\Users\Admin\AppData\Local\Temp\f69917c8384ff810f4aa133bf9639432b38f89e744d559d235bf18a4d7326675.exe

"C:\Users\Admin\AppData\Local\Temp\f69917c8384ff810f4aa133bf9639432b38f89e744d559d235bf18a4d7326675.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zihL7286.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zihL7286.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\zirx2930.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\zirx2930.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\it517123.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\it517123.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\jr264203.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\jr264203.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
RU 185.161.248.152:38452 tcp
RU 185.161.248.152:38452 tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
RU 185.161.248.152:38452 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
RU 185.161.248.152:38452 tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
RU 185.161.248.152:38452 tcp
RU 185.161.248.152:38452 tcp
RU 185.161.248.152:38452 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zihL7286.exe

MD5 36d7a7c3350f070451a15217a728ea93
SHA1 1263c6f060c4f1deae37f84896c7913672ae64a1
SHA256 a7cc99fac3f5ee24f73ce3cafaf31140c0c2265ae25121ba67dcad3f57021abb
SHA512 4cc4346deedc196f495fc72c24d4ecfa281b95485bf9994f39107aec547a741975a6a710768aab9e1b2c7b8d28ed77d4b9bbfee8ef4ee504c185dd19b95f8014

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\zirx2930.exe

MD5 dbfbf001867fb8182e0c535105f643cd
SHA1 bc81fe46fc2e19106db381ee09ed792fed54cba4
SHA256 b9b3579a10e573357646e2ec928df4d42a84e316b47b45354c1739c293f7381d
SHA512 d090dbdfa3ec1ae69523d3e31785f01d17f69f3af6b14c9093086071685e57ab0592f07f5acebdc52c53b5beded449e756a2439677b8f9fd4f711ece4c9b4ca2

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\it517123.exe

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

memory/4060-21-0x00007FFCCE9E3000-0x00007FFCCE9E5000-memory.dmp

memory/4060-22-0x0000000000120000-0x000000000012A000-memory.dmp

memory/4060-23-0x00007FFCCE9E3000-0x00007FFCCE9E5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\jr264203.exe

MD5 6a4c7a457f8dc1d6f6024f5bfc8dec01
SHA1 7e7ac2270de02e45fcb52bba4886776041cc81af
SHA256 3731de0a9c72e49241808db295e774c4812482d3ef376024c1849a7252425f81
SHA512 24adfa5ef92e9ca47d9c1f6ffeed0c34fa1dae1c5071cada7ee0b7d847666060ecf425cc08f5e23567064cbb29fd3f30c281588c6a05e3cd6e09a7181e626b27

memory/4996-29-0x0000000002600000-0x000000000263C000-memory.dmp

memory/4996-30-0x0000000005020000-0x00000000055C4000-memory.dmp

memory/4996-31-0x0000000004E50000-0x0000000004E8A000-memory.dmp

memory/4996-59-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-63-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-93-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-91-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-89-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-87-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-85-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-83-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-81-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-77-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-73-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-69-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-67-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-65-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-61-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-57-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-55-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-53-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-51-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-49-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-47-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-45-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-43-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-95-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-79-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-75-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-71-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-41-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-39-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-37-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-35-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-33-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-32-0x0000000004E50000-0x0000000004E85000-memory.dmp

memory/4996-824-0x0000000007950000-0x0000000007F68000-memory.dmp

memory/4996-825-0x0000000007FA0000-0x0000000007FB2000-memory.dmp

memory/4996-826-0x0000000007FC0000-0x00000000080CA000-memory.dmp

memory/4996-827-0x00000000080E0000-0x000000000811C000-memory.dmp

memory/4996-828-0x0000000002680000-0x00000000026CC000-memory.dmp