Malware Analysis Report

2025-05-06 00:51

Sample ID 241109-y9fs4s1hjn
Target a2e66cc2d5c92ab777c06622852e94d418c0c9e41489b4462239d0a2b55dcb9d
SHA256 a2e66cc2d5c92ab777c06622852e94d418c0c9e41489b4462239d0a2b55dcb9d
Tags
healer redline misfa 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

a2e66cc2d5c92ab777c06622852e94d418c0c9e41489b4462239d0a2b55dcb9d

Threat Level: Known bad

The file a2e66cc2d5c92ab777c06622852e94d418c0c9e41489b4462239d0a2b55dcb9d was found to be: Known bad.

Malicious Activity Summary

healer redline misfa discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

Redline family

Healer

Healer family

RedLine payload

RedLine

Modifies Windows Defender Real-time Protection settings

Windows security modification

Executes dropped EXE

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 20:28

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 20:28

Reported

2024-11-09 20:31

Platform

win10v2004-20241007-en

Max time kernel

142s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a2e66cc2d5c92ab777c06622852e94d418c0c9e41489b4462239d0a2b55dcb9d.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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a4095694.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\IXP001.TMP\a4095694.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\IXP001.TMP\a4095694.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\IXP001.TMP\a4095694.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\IXP001.TMP\a4095694.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\IXP001.TMP\a4095694.exe N/A

RedLine

infostealer redline

RedLine payload

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

Redline family

redline

Windows security modification

evasion trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a4095694.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a4095694.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\a2e66cc2d5c92ab777c06622852e94d418c0c9e41489b4462239d0a2b55dcb9d.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\v0593799.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\b4076102.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\a2e66cc2d5c92ab777c06622852e94d418c0c9e41489b4462239d0a2b55dcb9d.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0593799.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a4095694.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a4095694.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a4095694.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a4095694.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4808 wrote to memory of 444 N/A C:\Users\Admin\AppData\Local\Temp\a2e66cc2d5c92ab777c06622852e94d418c0c9e41489b4462239d0a2b55dcb9d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0593799.exe
PID 4808 wrote to memory of 444 N/A C:\Users\Admin\AppData\Local\Temp\a2e66cc2d5c92ab777c06622852e94d418c0c9e41489b4462239d0a2b55dcb9d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0593799.exe
PID 4808 wrote to memory of 444 N/A C:\Users\Admin\AppData\Local\Temp\a2e66cc2d5c92ab777c06622852e94d418c0c9e41489b4462239d0a2b55dcb9d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0593799.exe
PID 444 wrote to memory of 1788 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0593799.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a4095694.exe
PID 444 wrote to memory of 1788 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0593799.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a4095694.exe
PID 444 wrote to memory of 1788 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0593799.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a4095694.exe
PID 444 wrote to memory of 1064 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0593799.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b4076102.exe
PID 444 wrote to memory of 1064 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0593799.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b4076102.exe
PID 444 wrote to memory of 1064 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0593799.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b4076102.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a2e66cc2d5c92ab777c06622852e94d418c0c9e41489b4462239d0a2b55dcb9d.exe

"C:\Users\Admin\AppData\Local\Temp\a2e66cc2d5c92ab777c06622852e94d418c0c9e41489b4462239d0a2b55dcb9d.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0593799.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0593799.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a4095694.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a4095694.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b4076102.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b4076102.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 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
CY 217.196.96.101:4132 tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
CY 217.196.96.101:4132 tcp
US 8.8.8.8:53 105.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
CY 217.196.96.101:4132 tcp
CY 217.196.96.101:4132 tcp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
CY 217.196.96.101:4132 tcp
CY 217.196.96.101:4132 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0593799.exe

MD5 0652c3e0c4c2f580fdbb05de3e7056d1
SHA1 dc027a880852c3cfa63162e21e02ce2ac1699586
SHA256 f27b475797b21329229a273327a2ddaf51d9557bf3a8dc6325a8a05e96d18f0b
SHA512 df49d350a4e7460c487ffc6381c2187f6a420f99367b32656b7315048154fb6bd0a0ba21ca4beb2387e6e509f2e7f63158a839234f89f70683d8ffd31d33d307

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a4095694.exe

MD5 07c0a9ddb11da1bf30504c1d954baffe
SHA1 e5401bb493ebac9ea1629a54ffb66f5de64c6b10
SHA256 ed556cfd35ba31b586bf993a0b67ef3a1bace0e23551e8f84a15815bcaf6b3a8
SHA512 b6113451be73e8ff111f6867bad3e6d5692bdc139506d2e21596935e8fc6bb46d07096c96c9d248ede8e478b6161e9e8b1743b6c1a56340845af384125242062

memory/1788-14-0x0000000073E0E000-0x0000000073E0F000-memory.dmp

memory/1788-15-0x00000000021A0000-0x00000000021BA000-memory.dmp

memory/1788-16-0x0000000073E00000-0x00000000745B0000-memory.dmp

memory/1788-17-0x0000000004B20000-0x00000000050C4000-memory.dmp

memory/1788-18-0x0000000002250000-0x0000000002268000-memory.dmp

memory/1788-46-0x0000000002250000-0x0000000002262000-memory.dmp

memory/1788-44-0x0000000002250000-0x0000000002262000-memory.dmp

memory/1788-42-0x0000000002250000-0x0000000002262000-memory.dmp

memory/1788-40-0x0000000002250000-0x0000000002262000-memory.dmp

memory/1788-38-0x0000000002250000-0x0000000002262000-memory.dmp

memory/1788-36-0x0000000002250000-0x0000000002262000-memory.dmp

memory/1788-34-0x0000000002250000-0x0000000002262000-memory.dmp

memory/1788-32-0x0000000002250000-0x0000000002262000-memory.dmp

memory/1788-30-0x0000000002250000-0x0000000002262000-memory.dmp

memory/1788-28-0x0000000002250000-0x0000000002262000-memory.dmp

memory/1788-26-0x0000000002250000-0x0000000002262000-memory.dmp

memory/1788-24-0x0000000002250000-0x0000000002262000-memory.dmp

memory/1788-22-0x0000000002250000-0x0000000002262000-memory.dmp

memory/1788-47-0x0000000073E00000-0x00000000745B0000-memory.dmp

memory/1788-20-0x0000000002250000-0x0000000002262000-memory.dmp

memory/1788-19-0x0000000002250000-0x0000000002262000-memory.dmp

memory/1788-48-0x0000000073E00000-0x00000000745B0000-memory.dmp

memory/1788-49-0x0000000073E0E000-0x0000000073E0F000-memory.dmp

memory/1788-50-0x0000000073E00000-0x00000000745B0000-memory.dmp

memory/1788-52-0x0000000073E00000-0x00000000745B0000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b4076102.exe

MD5 d76e2b210c8128912d7a556007eaeb29
SHA1 4cb107cf201ff74e505fa5147b8522b4e0d24315
SHA256 265f95f6f4c28a859312a2d1db88adda8ad16857ca6f69a4460902d54d1268c0
SHA512 905a89ecc65948981c6386fcc3e088ce66f126ff07b089f3797f3abac0e92fe35fecee2083ae95b00abe15e664ac11fdaedb46e6436997ca8efcc2acb06f7a44

memory/1064-56-0x0000000000D70000-0x0000000000D9E000-memory.dmp

memory/1064-57-0x00000000031C0000-0x00000000031C6000-memory.dmp

memory/1064-58-0x0000000005CB0000-0x00000000062C8000-memory.dmp

memory/1064-59-0x00000000057C0000-0x00000000058CA000-memory.dmp

memory/1064-60-0x00000000056F0000-0x0000000005702000-memory.dmp

memory/1064-61-0x0000000005750000-0x000000000578C000-memory.dmp

memory/1064-62-0x00000000058D0000-0x000000000591C000-memory.dmp