Malware Analysis Report

2025-01-23 07:36

Sample ID 241104-q8f4gstkcm
Target 6e9e5cfee2dbda2e402250b2d32c64d0de6e2b7b4ac742fa6ecdaf618f8a261c
SHA256 6e9e5cfee2dbda2e402250b2d32c64d0de6e2b7b4ac742fa6ecdaf618f8a261c
Tags
healer redline fukia 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

6e9e5cfee2dbda2e402250b2d32c64d0de6e2b7b4ac742fa6ecdaf618f8a261c

Threat Level: Known bad

The file 6e9e5cfee2dbda2e402250b2d32c64d0de6e2b7b4ac742fa6ecdaf618f8a261c was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

RedLine

Redline family

Healer family

Modifies Windows Defender Real-time Protection settings

Healer

Detects Healer an antivirus disabler dropper

RedLine payload

Executes dropped EXE

Windows security modification

Adds Run key to start application

Launches sc.exe

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-04 13:55

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-04 13:55

Reported

2024-11-04 13:58

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6e9e5cfee2dbda2e402250b2d32c64d0de6e2b7b4ac742fa6ecdaf618f8a261c.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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\epC73KI.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\dmf67kF.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\dmf67kF.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\dmf67kF.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\dmf67kF.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\epC73KI.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\epC73KI.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\epC73KI.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\epC73KI.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dmf67kF.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dmf67kF.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\epC73KI.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
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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\epC73KI.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\epC73KI.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dmf67kF.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\6e9e5cfee2dbda2e402250b2d32c64d0de6e2b7b4ac742fa6ecdaf618f8a261c.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\nZd62KV39.exe N/A

Launches sc.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\sc.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\6e9e5cfee2dbda2e402250b2d32c64d0de6e2b7b4ac742fa6ecdaf618f8a261c.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZd62KV39.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\epC73KI.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fNW65tq.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dmf67kF.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\epC73KI.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1940 wrote to memory of 4636 N/A C:\Users\Admin\AppData\Local\Temp\6e9e5cfee2dbda2e402250b2d32c64d0de6e2b7b4ac742fa6ecdaf618f8a261c.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZd62KV39.exe
PID 1940 wrote to memory of 4636 N/A C:\Users\Admin\AppData\Local\Temp\6e9e5cfee2dbda2e402250b2d32c64d0de6e2b7b4ac742fa6ecdaf618f8a261c.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZd62KV39.exe
PID 1940 wrote to memory of 4636 N/A C:\Users\Admin\AppData\Local\Temp\6e9e5cfee2dbda2e402250b2d32c64d0de6e2b7b4ac742fa6ecdaf618f8a261c.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZd62KV39.exe
PID 4636 wrote to memory of 2812 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZd62KV39.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dmf67kF.exe
PID 4636 wrote to memory of 2812 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZd62KV39.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dmf67kF.exe
PID 4636 wrote to memory of 5048 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZd62KV39.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\epC73KI.exe
PID 4636 wrote to memory of 5048 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZd62KV39.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\epC73KI.exe
PID 4636 wrote to memory of 5048 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZd62KV39.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\epC73KI.exe
PID 1940 wrote to memory of 4432 N/A C:\Users\Admin\AppData\Local\Temp\6e9e5cfee2dbda2e402250b2d32c64d0de6e2b7b4ac742fa6ecdaf618f8a261c.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fNW65tq.exe
PID 1940 wrote to memory of 4432 N/A C:\Users\Admin\AppData\Local\Temp\6e9e5cfee2dbda2e402250b2d32c64d0de6e2b7b4ac742fa6ecdaf618f8a261c.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fNW65tq.exe
PID 1940 wrote to memory of 4432 N/A C:\Users\Admin\AppData\Local\Temp\6e9e5cfee2dbda2e402250b2d32c64d0de6e2b7b4ac742fa6ecdaf618f8a261c.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fNW65tq.exe

Processes

C:\Users\Admin\AppData\Local\Temp\6e9e5cfee2dbda2e402250b2d32c64d0de6e2b7b4ac742fa6ecdaf618f8a261c.exe

"C:\Users\Admin\AppData\Local\Temp\6e9e5cfee2dbda2e402250b2d32c64d0de6e2b7b4ac742fa6ecdaf618f8a261c.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZd62KV39.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZd62KV39.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dmf67kF.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dmf67kF.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\epC73KI.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\epC73KI.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 176 -p 5048 -ip 5048

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 5048 -s 1092

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fNW65tq.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fNW65tq.exe

C:\Windows\system32\sc.exe

C:\Windows\system32\sc.exe start wuauserv

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 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 50.192.11.51.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nZd62KV39.exe

MD5 ac8b7dfd693e0eb16d79aae9cdb9e212
SHA1 eeca268ff13beb45f6ca45f4bcdc1ac9d0fbdfcf
SHA256 0e88122b831fe1e309afa2812a8f7f1780a90599e4b5d4037aba1a38c9ddf3c4
SHA512 d9334227edb82ae4123ec788f1fa12531ee20375fdec2cab418bcf0d024e887ccc8b89c7f7f8157698c9dbf8d804cb367d3228313a0587b3e59297e502d772be

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dmf67kF.exe

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

memory/2812-14-0x00007FFD35563000-0x00007FFD35565000-memory.dmp

memory/2812-15-0x0000000000AE0000-0x0000000000AEA000-memory.dmp

memory/2812-16-0x00007FFD35563000-0x00007FFD35565000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\epC73KI.exe

MD5 d1baaaef27df63f5eee510b48a48fb0a
SHA1 9fbfd664631228831a0e75e1b2ec97078d1ba5ed
SHA256 13fa439a8f580d451aabe918306177a7f38920a07dc07665b05c4c5f19e726b7
SHA512 5598f84da673777996cf10e9af99d20b365c945f9eb5807f9fcaa5387c21201c1a5cc699b67e381ee82bd5adb6fefd167f1f62bd0421a21f5d172f6853ebd988

memory/5048-22-0x0000000002520000-0x000000000253A000-memory.dmp

memory/5048-23-0x0000000004CB0000-0x0000000005254000-memory.dmp

memory/5048-24-0x0000000004B60000-0x0000000004B78000-memory.dmp

memory/5048-25-0x0000000004B60000-0x0000000004B72000-memory.dmp

memory/5048-30-0x0000000004B60000-0x0000000004B72000-memory.dmp

memory/5048-52-0x0000000004B60000-0x0000000004B72000-memory.dmp

memory/5048-50-0x0000000004B60000-0x0000000004B72000-memory.dmp

memory/5048-48-0x0000000004B60000-0x0000000004B72000-memory.dmp

memory/5048-46-0x0000000004B60000-0x0000000004B72000-memory.dmp

memory/5048-44-0x0000000004B60000-0x0000000004B72000-memory.dmp

memory/5048-42-0x0000000004B60000-0x0000000004B72000-memory.dmp

memory/5048-40-0x0000000004B60000-0x0000000004B72000-memory.dmp

memory/5048-38-0x0000000004B60000-0x0000000004B72000-memory.dmp

memory/5048-37-0x0000000004B60000-0x0000000004B72000-memory.dmp

memory/5048-34-0x0000000004B60000-0x0000000004B72000-memory.dmp

memory/5048-32-0x0000000004B60000-0x0000000004B72000-memory.dmp

memory/5048-28-0x0000000004B60000-0x0000000004B72000-memory.dmp

memory/5048-26-0x0000000004B60000-0x0000000004B72000-memory.dmp

memory/5048-36-0x0000000004B60000-0x0000000004B72000-memory.dmp

memory/5048-53-0x0000000000400000-0x00000000005C6000-memory.dmp

memory/5048-55-0x0000000000400000-0x00000000005C6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fNW65tq.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/4432-59-0x0000000000A10000-0x0000000000A42000-memory.dmp

memory/4432-60-0x0000000005860000-0x0000000005E78000-memory.dmp

memory/4432-61-0x00000000053B0000-0x00000000054BA000-memory.dmp

memory/4432-62-0x00000000052E0000-0x00000000052F2000-memory.dmp

memory/4432-63-0x0000000005350000-0x000000000538C000-memory.dmp

memory/4432-64-0x00000000054C0000-0x000000000550C000-memory.dmp