Malware Analysis Report

2025-01-23 07:04

Sample ID 241107-emnewstras
Target a8eb9c022813acc68cb4c37c4e25dc8507de809813a9616d87983b44abf0118d
SHA256 a8eb9c022813acc68cb4c37c4e25dc8507de809813a9616d87983b44abf0118d
Tags
healer redline dozt norm 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

a8eb9c022813acc68cb4c37c4e25dc8507de809813a9616d87983b44abf0118d

Threat Level: Known bad

The file a8eb9c022813acc68cb4c37c4e25dc8507de809813a9616d87983b44abf0118d was found to be: Known bad.

Malicious Activity Summary

healer redline dozt norm discovery dropper evasion infostealer persistence trojan

Healer family

Redline family

RedLine

Modifies Windows Defender Real-time Protection settings

RedLine payload

Detects Healer an antivirus disabler dropper

Healer

Checks computer location settings

Windows security modification

Executes dropped EXE

Adds Run key to start application

Enumerates physical storage devices

Unsigned PE

System Location Discovery: System Language Discovery

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-07 04:03

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-07 04:03

Reported

2024-11-07 04:06

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a8eb9c022813acc68cb4c37c4e25dc8507de809813a9616d87983b44abf0118d.exe"

Signatures

Detects Healer an antivirus disabler dropper

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

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\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr043997.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\jr043997.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr043997.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\jr043997.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr043997.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\jr043997.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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Redline family

redline

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku530828.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\IXP001.TMP\jr043997.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\a8eb9c022813acc68cb4c37c4e25dc8507de809813a9616d87983b44abf0118d.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\zimE8325.exe N/A

Enumerates physical storage devices

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\a8eb9c022813acc68cb4c37c4e25dc8507de809813a9616d87983b44abf0118d.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zimE8325.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku530828.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Temp\1.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr288051.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr043997.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr043997.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr043997.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku530828.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4016 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\a8eb9c022813acc68cb4c37c4e25dc8507de809813a9616d87983b44abf0118d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zimE8325.exe
PID 4016 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\a8eb9c022813acc68cb4c37c4e25dc8507de809813a9616d87983b44abf0118d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zimE8325.exe
PID 4016 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\a8eb9c022813acc68cb4c37c4e25dc8507de809813a9616d87983b44abf0118d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zimE8325.exe
PID 2240 wrote to memory of 3352 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zimE8325.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr043997.exe
PID 2240 wrote to memory of 3352 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zimE8325.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr043997.exe
PID 2240 wrote to memory of 2788 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zimE8325.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku530828.exe
PID 2240 wrote to memory of 2788 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zimE8325.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku530828.exe
PID 2240 wrote to memory of 2788 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zimE8325.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku530828.exe
PID 2788 wrote to memory of 5440 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku530828.exe C:\Windows\Temp\1.exe
PID 2788 wrote to memory of 5440 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku530828.exe C:\Windows\Temp\1.exe
PID 2788 wrote to memory of 5440 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku530828.exe C:\Windows\Temp\1.exe
PID 4016 wrote to memory of 5844 N/A C:\Users\Admin\AppData\Local\Temp\a8eb9c022813acc68cb4c37c4e25dc8507de809813a9616d87983b44abf0118d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr288051.exe
PID 4016 wrote to memory of 5844 N/A C:\Users\Admin\AppData\Local\Temp\a8eb9c022813acc68cb4c37c4e25dc8507de809813a9616d87983b44abf0118d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr288051.exe
PID 4016 wrote to memory of 5844 N/A C:\Users\Admin\AppData\Local\Temp\a8eb9c022813acc68cb4c37c4e25dc8507de809813a9616d87983b44abf0118d.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr288051.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a8eb9c022813acc68cb4c37c4e25dc8507de809813a9616d87983b44abf0118d.exe

"C:\Users\Admin\AppData\Local\Temp\a8eb9c022813acc68cb4c37c4e25dc8507de809813a9616d87983b44abf0118d.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zimE8325.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zimE8325.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr043997.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr043997.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku530828.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku530828.exe

C:\Windows\Temp\1.exe

"C:\Windows\Temp\1.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2788 -ip 2788

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2788 -s 1496

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr288051.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr288051.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 69.208.201.84.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zimE8325.exe

MD5 5babe0f05f99d44b68aaf418cb1db93b
SHA1 acdefc70d74c71de88ea57adde2f8f20157d523c
SHA256 aa943f2203bffb1907db94c9c59d9e9131c07fdc639f0339effed7c94d0fd091
SHA512 df0099955ed2e13541a71ab10ceb4c38cac4c9c88298a57926a56df540ccdf2451e65afffd8c312da3bdd3614e30be66b77760844de07a05165de2414cdabead

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr043997.exe

MD5 175c4e2ac002cb35f48ba3dd1fccea31
SHA1 06713e5403e736c2a1f7b7e45ab85977e0548af0
SHA256 603d54329427db981a3bc8db57158ef07cdb5e97fb6b97032b4afe67f183ca14
SHA512 74a422a3604c23394cf89ce00ae341aa475561e8a83ddb965bcac848e23f4d6ca051089791e265186a3958f316692af94a9b922b75d1484b89883efc4104dca1

memory/3352-14-0x00007FF9A10F3000-0x00007FF9A10F5000-memory.dmp

memory/3352-15-0x0000000000380000-0x000000000038A000-memory.dmp

memory/3352-16-0x00007FF9A10F3000-0x00007FF9A10F5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku530828.exe

MD5 203adbbc33dda56556535a27f4814c5a
SHA1 250c198c2b97c49dc8f1cfb2acf34f54ad1e9189
SHA256 1655e7e291e4cfb53bacf74866401de8fba355c4256ec3e3148f66e2524f32cf
SHA512 5a4731a3d64f5070f2f1332abe9d78879e344ed34df264211beddee9e7470afe5700202c29cd1770919e91580a58a522f6a45b6ab728022046388ea5ff4762dd

memory/2788-22-0x0000000002640000-0x00000000026A6000-memory.dmp

memory/2788-23-0x0000000004C50000-0x00000000051F4000-memory.dmp

memory/2788-24-0x0000000005200000-0x0000000005266000-memory.dmp

memory/2788-36-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-42-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-88-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-86-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-84-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-82-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-80-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-78-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-74-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-72-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-70-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-68-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-66-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-64-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-62-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-58-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-56-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-54-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-53-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-50-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-48-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-46-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-44-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-40-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-38-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-34-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-32-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-30-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-28-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-76-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-60-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-26-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-25-0x0000000005200000-0x000000000525F000-memory.dmp

memory/2788-2105-0x0000000005400000-0x0000000005432000-memory.dmp

C:\Windows\Temp\1.exe

MD5 1073b2e7f778788852d3f7bb79929882
SHA1 7f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4
SHA256 c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb
SHA512 90cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0

memory/5440-2118-0x0000000000560000-0x0000000000590000-memory.dmp

memory/5440-2119-0x0000000004D00000-0x0000000004D06000-memory.dmp

memory/5440-2120-0x00000000055A0000-0x0000000005BB8000-memory.dmp

memory/5440-2121-0x00000000050F0000-0x00000000051FA000-memory.dmp

memory/5440-2122-0x0000000005020000-0x0000000005032000-memory.dmp

memory/5440-2123-0x0000000005080000-0x00000000050BC000-memory.dmp

memory/5440-2124-0x0000000005200000-0x000000000524C000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr288051.exe

MD5 5c9da731496f37cd542982bece1ac7b6
SHA1 f58749374c10ff3fe5df4e11d6866c19ce375e0e
SHA256 cdb6f5c15f33ca3a4af16870d6c0cd7e0c33cf36692630088508cc6edb2787e7
SHA512 863f313dd46b3b0882dc684d4e428be092729f02134f1b59bd76ed729332482e9109d4da7220b1bbdc2b6931d567061f158ec01339aa2a4c80b973065a66a9ad

memory/5844-2129-0x0000000000510000-0x0000000000540000-memory.dmp

memory/5844-2130-0x0000000004C30000-0x0000000004C36000-memory.dmp