Malware Analysis Report

2025-01-23 07:45

Sample ID 241107-ne4atazrdx
Target 6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd
SHA256 6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd
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

6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd

Threat Level: Known bad

The file 6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Redline family

Healer family

Detects Healer an antivirus disabler dropper

Healer

RedLine payload

RedLine

Modifies Windows Defender Real-time Protection settings

Windows security modification

Executes dropped EXE

Adds Run key to start application

Program crash

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-07 11:19

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-07 11:19

Reported

2024-11-07 11:22

Platform

win10v2004-20241007-en

Max time kernel

127s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.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\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXA70BT.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deY11fR.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\deY11fR.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\deY11fR.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXA70BT.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\eXA70BT.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\eXA70BT.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\eXA70BT.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\eXA70BT.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\deY11fR.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\deY11fR.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\deY11fR.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\deY11fR.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXA70BT.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXA70BT.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\6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.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\nrB33tQ62.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\6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrB33tQ62.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXA70BT.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\feM51os.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deY11fR.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXA70BT.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2200 wrote to memory of 4424 N/A C:\Users\Admin\AppData\Local\Temp\6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrB33tQ62.exe
PID 2200 wrote to memory of 4424 N/A C:\Users\Admin\AppData\Local\Temp\6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrB33tQ62.exe
PID 2200 wrote to memory of 4424 N/A C:\Users\Admin\AppData\Local\Temp\6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrB33tQ62.exe
PID 4424 wrote to memory of 4040 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrB33tQ62.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deY11fR.exe
PID 4424 wrote to memory of 4040 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrB33tQ62.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deY11fR.exe
PID 4424 wrote to memory of 4348 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrB33tQ62.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXA70BT.exe
PID 4424 wrote to memory of 4348 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrB33tQ62.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXA70BT.exe
PID 4424 wrote to memory of 4348 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrB33tQ62.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXA70BT.exe
PID 2200 wrote to memory of 1652 N/A C:\Users\Admin\AppData\Local\Temp\6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\feM51os.exe
PID 2200 wrote to memory of 1652 N/A C:\Users\Admin\AppData\Local\Temp\6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\feM51os.exe
PID 2200 wrote to memory of 1652 N/A C:\Users\Admin\AppData\Local\Temp\6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\feM51os.exe

Processes

C:\Users\Admin\AppData\Local\Temp\6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe

"C:\Users\Admin\AppData\Local\Temp\6b408bd1e90fbbfcab6bf7b6d3ce4295df96a7d25750d4279c6fcbee4ae05ffd.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrB33tQ62.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrB33tQ62.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deY11fR.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deY11fR.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXA70BT.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXA70BT.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4348 -ip 4348

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4348 -s 1068

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\feM51os.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\feM51os.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 88.210.23.2.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

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrB33tQ62.exe

MD5 7f7755cb5c2ea49fcc9be3f0e2fe3950
SHA1 e7e5d30caec432df8d1a2c505617b15b0b31335a
SHA256 d8b694ac6ad3b78722282b38420218e12a38482ac9919986fd4761f8a0e8d7fd
SHA512 5c20c60ac18894d4ab7401101b5d75051789207afd989a04dd2e612de08cacc0d326cf181173c5680e4be7da4ad61197629828f7912e2128921bafadc1f6aaa8

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\deY11fR.exe

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

memory/4040-14-0x00007FFEB3673000-0x00007FFEB3675000-memory.dmp

memory/4040-15-0x0000000000A20000-0x0000000000A2A000-memory.dmp

memory/4040-16-0x00007FFEB3673000-0x00007FFEB3675000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eXA70BT.exe

MD5 d8ecbd791419d2d4d37e2d2f3cff51b2
SHA1 360c1d075a3a2c7928e19322d23baa43ba9abb66
SHA256 9f53ef4bffa2953b050e078fa6ae3e1de85643313990838a5b09a1a1306845ae
SHA512 19d0e9e833ed641560b1afe55ddcdaf596dd270b254dcdefeab3b049aa49ddfd4152c1bc65a12e01df7f70eac96f4033df873c8ba696f17d5b03933f954a4860

memory/4348-22-0x0000000002350000-0x000000000236A000-memory.dmp

memory/4348-23-0x0000000004CB0000-0x0000000005254000-memory.dmp

memory/4348-24-0x0000000002600000-0x0000000002618000-memory.dmp

memory/4348-25-0x0000000002600000-0x0000000002612000-memory.dmp

memory/4348-52-0x0000000002600000-0x0000000002612000-memory.dmp

memory/4348-50-0x0000000002600000-0x0000000002612000-memory.dmp

memory/4348-48-0x0000000002600000-0x0000000002612000-memory.dmp

memory/4348-46-0x0000000002600000-0x0000000002612000-memory.dmp

memory/4348-44-0x0000000002600000-0x0000000002612000-memory.dmp

memory/4348-42-0x0000000002600000-0x0000000002612000-memory.dmp

memory/4348-40-0x0000000002600000-0x0000000002612000-memory.dmp

memory/4348-38-0x0000000002600000-0x0000000002612000-memory.dmp

memory/4348-36-0x0000000002600000-0x0000000002612000-memory.dmp

memory/4348-34-0x0000000002600000-0x0000000002612000-memory.dmp

memory/4348-32-0x0000000002600000-0x0000000002612000-memory.dmp

memory/4348-30-0x0000000002600000-0x0000000002612000-memory.dmp

memory/4348-28-0x0000000002600000-0x0000000002612000-memory.dmp

memory/4348-26-0x0000000002600000-0x0000000002612000-memory.dmp

memory/4348-53-0x0000000000400000-0x00000000005E3000-memory.dmp

memory/4348-55-0x0000000000400000-0x00000000005E3000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\feM51os.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/1652-59-0x0000000000500000-0x0000000000532000-memory.dmp

memory/1652-60-0x00000000054C0000-0x0000000005AD8000-memory.dmp

memory/1652-61-0x0000000004FE0000-0x00000000050EA000-memory.dmp

memory/1652-62-0x0000000004F10000-0x0000000004F22000-memory.dmp

memory/1652-63-0x0000000004F70000-0x0000000004FAC000-memory.dmp

memory/1652-64-0x00000000050F0000-0x000000000513C000-memory.dmp