Malware Analysis Report

2025-04-03 14:19

Sample ID 241110-djah7aybrh
Target 4cbdcf9ee41466f17671f07c04532691c9b545c7fb21e3b1e7e430f74d7e3c10
SHA256 4cbdcf9ee41466f17671f07c04532691c9b545c7fb21e3b1e7e430f74d7e3c10
Tags
healer redline fud 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

4cbdcf9ee41466f17671f07c04532691c9b545c7fb21e3b1e7e430f74d7e3c10

Threat Level: Known bad

The file 4cbdcf9ee41466f17671f07c04532691c9b545c7fb21e3b1e7e430f74d7e3c10 was found to be: Known bad.

Malicious Activity Summary

healer redline fud discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

RedLine payload

Redline family

Modifies Windows Defender Real-time Protection settings

Healer

RedLine

Healer family

Executes dropped EXE

Windows security modification

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 03:01

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 03:01

Reported

2024-11-10 03:04

Platform

win10v2004-20241007-en

Max time kernel

143s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4cbdcf9ee41466f17671f07c04532691c9b545c7fb21e3b1e7e430f74d7e3c10.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\s8705da.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\s8705da.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\s8705da.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\s8705da.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\s8705da.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\s8705da.exe N/A

RedLine

infostealer redline

RedLine payload

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Redline family

redline

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s8705da.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t20Ic64.exe N/A

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\s8705da.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\4cbdcf9ee41466f17671f07c04532691c9b545c7fb21e3b1e7e430f74d7e3c10.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\4cbdcf9ee41466f17671f07c04532691c9b545c7fb21e3b1e7e430f74d7e3c10.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t20Ic64.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s8705da.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s8705da.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s8705da.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t20Ic64.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4cbdcf9ee41466f17671f07c04532691c9b545c7fb21e3b1e7e430f74d7e3c10.exe

"C:\Users\Admin\AppData\Local\Temp\4cbdcf9ee41466f17671f07c04532691c9b545c7fb21e3b1e7e430f74d7e3c10.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s8705da.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s8705da.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t20Ic64.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t20Ic64.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.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 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s8705da.exe

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

memory/2220-8-0x0000000000260000-0x000000000026A000-memory.dmp

memory/2220-7-0x00007FFB51763000-0x00007FFB51765000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t20Ic64.exe

MD5 c780b3167a20b5a301cf38a47632e8ad
SHA1 d40f9a142823ff045ef1744f295eea28ad5ea45d
SHA256 4bfeeb31bc6bf577688eab439cd5e32d21bf6e78550f621acc9d1f6820d8c067
SHA512 eec57c4cf26a638f9d235d101498d687022e71939a53edac0c11270b80f1e378ddacd084c2eba9a43705cfb6aeb7d4d4a4af369978f19de40667690f3cb95377

memory/3924-16-0x0000000000400000-0x000000000044E000-memory.dmp

memory/3924-15-0x0000000000550000-0x000000000059B000-memory.dmp

memory/3924-14-0x0000000000720000-0x0000000000820000-memory.dmp

memory/3924-17-0x0000000002230000-0x0000000002276000-memory.dmp

memory/3924-18-0x0000000004ED0000-0x0000000005474000-memory.dmp

memory/3924-19-0x0000000002510000-0x0000000002554000-memory.dmp

memory/3924-29-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-33-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-83-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-79-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-77-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-75-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-73-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-71-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-69-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-67-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-63-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-61-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-59-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-57-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-55-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-53-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-51-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-49-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-47-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-45-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-43-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-39-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-37-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-35-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-31-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-27-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-81-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-65-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-41-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-25-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-23-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-21-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-20-0x0000000002510000-0x000000000254E000-memory.dmp

memory/3924-926-0x0000000005480000-0x0000000005A98000-memory.dmp

memory/3924-927-0x0000000004CD0000-0x0000000004DDA000-memory.dmp

memory/3924-928-0x0000000004DE0000-0x0000000004DF2000-memory.dmp

memory/3924-929-0x0000000004E00000-0x0000000004E3C000-memory.dmp

memory/3924-930-0x0000000004E50000-0x0000000004E9C000-memory.dmp

memory/3924-931-0x0000000000720000-0x0000000000820000-memory.dmp

memory/3924-932-0x0000000000550000-0x000000000059B000-memory.dmp

memory/3924-934-0x0000000000400000-0x000000000044E000-memory.dmp