Malware Analysis Report

2025-01-23 07:42

Sample ID 241108-pqr8csselp
Target 4a69223798b45f4f018bedc5d46f88b346bbd2863a63e0480d1964e1bea9613b
SHA256 4a69223798b45f4f018bedc5d46f88b346bbd2863a63e0480d1964e1bea9613b
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

4a69223798b45f4f018bedc5d46f88b346bbd2863a63e0480d1964e1bea9613b

Threat Level: Known bad

The file 4a69223798b45f4f018bedc5d46f88b346bbd2863a63e0480d1964e1bea9613b was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

RedLine payload

RedLine

Detects Healer an antivirus disabler dropper

Healer

Redline family

Healer family

Modifies Windows Defender Real-time Protection settings

Executes dropped EXE

Windows security modification

Adds Run key to start application

System Location Discovery: System Language Discovery

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 12:32

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 12:32

Reported

2024-11-08 12:34

Platform

win10v2004-20241007-en

Max time kernel

131s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4a69223798b45f4f018bedc5d46f88b346bbd2863a63e0480d1964e1bea9613b.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
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
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
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
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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eCO34Lc.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\eCO34Lc.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\dfi81hy.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\dfi81hy.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\dfi81hy.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\dfi81hy.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eCO34Lc.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\eCO34Lc.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dfi81hy.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\dfi81hy.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\eCO34Lc.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\eCO34Lc.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
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dfi81hy.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eCO34Lc.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eCO34Lc.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\4a69223798b45f4f018bedc5d46f88b346bbd2863a63e0480d1964e1bea9613b.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\nLY00YY19.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\4a69223798b45f4f018bedc5d46f88b346bbd2863a63e0480d1964e1bea9613b.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLY00YY19.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eCO34Lc.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fXM75if.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dfi81hy.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eCO34Lc.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4504 wrote to memory of 2960 N/A C:\Users\Admin\AppData\Local\Temp\4a69223798b45f4f018bedc5d46f88b346bbd2863a63e0480d1964e1bea9613b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLY00YY19.exe
PID 4504 wrote to memory of 2960 N/A C:\Users\Admin\AppData\Local\Temp\4a69223798b45f4f018bedc5d46f88b346bbd2863a63e0480d1964e1bea9613b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLY00YY19.exe
PID 4504 wrote to memory of 2960 N/A C:\Users\Admin\AppData\Local\Temp\4a69223798b45f4f018bedc5d46f88b346bbd2863a63e0480d1964e1bea9613b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLY00YY19.exe
PID 2960 wrote to memory of 4728 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLY00YY19.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dfi81hy.exe
PID 2960 wrote to memory of 4728 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLY00YY19.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dfi81hy.exe
PID 2960 wrote to memory of 2756 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLY00YY19.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eCO34Lc.exe
PID 2960 wrote to memory of 2756 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLY00YY19.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eCO34Lc.exe
PID 2960 wrote to memory of 2756 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLY00YY19.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eCO34Lc.exe
PID 4504 wrote to memory of 1828 N/A C:\Users\Admin\AppData\Local\Temp\4a69223798b45f4f018bedc5d46f88b346bbd2863a63e0480d1964e1bea9613b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fXM75if.exe
PID 4504 wrote to memory of 1828 N/A C:\Users\Admin\AppData\Local\Temp\4a69223798b45f4f018bedc5d46f88b346bbd2863a63e0480d1964e1bea9613b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fXM75if.exe
PID 4504 wrote to memory of 1828 N/A C:\Users\Admin\AppData\Local\Temp\4a69223798b45f4f018bedc5d46f88b346bbd2863a63e0480d1964e1bea9613b.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fXM75if.exe

Processes

C:\Users\Admin\AppData\Local\Temp\4a69223798b45f4f018bedc5d46f88b346bbd2863a63e0480d1964e1bea9613b.exe

"C:\Users\Admin\AppData\Local\Temp\4a69223798b45f4f018bedc5d46f88b346bbd2863a63e0480d1964e1bea9613b.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLY00YY19.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLY00YY19.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dfi81hy.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dfi81hy.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eCO34Lc.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eCO34Lc.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2756 -ip 2756

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2756 -s 1096

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fXM75if.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fXM75if.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.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
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLY00YY19.exe

MD5 c94ebf88ec691b69fefdd0353734c1cd
SHA1 fa938d6ca3a0d45e3d117375b0e70940d4ed5908
SHA256 4ad850dd542683bac7b7353e0c3fd4263d6a8c90c28bcd6c1ca715e0791b9bf6
SHA512 a1616d655bd3f3ca6e9d263b2b491e9d79e1248f05a8a2dd82ce6d66787fcd8edd92035bb005cecae7839cd097f58bc20dc7abb1b81bec89be9896a781143b56

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dfi81hy.exe

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

memory/4728-14-0x00007FFD0A653000-0x00007FFD0A655000-memory.dmp

memory/4728-15-0x0000000000450000-0x000000000045A000-memory.dmp

memory/4728-16-0x00007FFD0A653000-0x00007FFD0A655000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eCO34Lc.exe

MD5 2fd2e600c3adef9ca6d4ce6f66832d6a
SHA1 7d4af01ea9f943f58df01f44fae5c3e9974129cf
SHA256 6561aed20765201eabfb0ee00cc1eb0af0fa62a009143e6a9f701348a5526dcf
SHA512 9c99902c776a5e3fadf9786844bbaeb21bcba5d337d525e4ace920214897f61c26fb9afa41c9f158ede276d05b6132b158038d0489d2124337585de44d9f4056

memory/2756-22-0x0000000002200000-0x000000000221A000-memory.dmp

memory/2756-23-0x0000000004C30000-0x00000000051D4000-memory.dmp

memory/2756-24-0x0000000002520000-0x0000000002538000-memory.dmp

memory/2756-25-0x0000000002520000-0x0000000002532000-memory.dmp

memory/2756-32-0x0000000002520000-0x0000000002532000-memory.dmp

memory/2756-52-0x0000000002520000-0x0000000002532000-memory.dmp

memory/2756-50-0x0000000002520000-0x0000000002532000-memory.dmp

memory/2756-48-0x0000000002520000-0x0000000002532000-memory.dmp

memory/2756-46-0x0000000002520000-0x0000000002532000-memory.dmp

memory/2756-44-0x0000000002520000-0x0000000002532000-memory.dmp

memory/2756-42-0x0000000002520000-0x0000000002532000-memory.dmp

memory/2756-40-0x0000000002520000-0x0000000002532000-memory.dmp

memory/2756-38-0x0000000002520000-0x0000000002532000-memory.dmp

memory/2756-36-0x0000000002520000-0x0000000002532000-memory.dmp

memory/2756-34-0x0000000002520000-0x0000000002532000-memory.dmp

memory/2756-30-0x0000000002520000-0x0000000002532000-memory.dmp

memory/2756-28-0x0000000002520000-0x0000000002532000-memory.dmp

memory/2756-26-0x0000000002520000-0x0000000002532000-memory.dmp

memory/2756-53-0x0000000000400000-0x0000000000574000-memory.dmp

memory/2756-55-0x0000000000400000-0x0000000000574000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fXM75if.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/1828-59-0x0000000000810000-0x0000000000842000-memory.dmp

memory/1828-60-0x0000000005680000-0x0000000005C98000-memory.dmp

memory/1828-61-0x00000000051B0000-0x00000000052BA000-memory.dmp

memory/1828-62-0x00000000050E0000-0x00000000050F2000-memory.dmp

memory/1828-63-0x0000000005140000-0x000000000517C000-memory.dmp

memory/1828-64-0x00000000052C0000-0x000000000530C000-memory.dmp