Malware Analysis Report

2025-01-23 07:42

Sample ID 241108-xrle7sxfka
Target 33e10d42ccb9bc3fd096b7ced7924a63f19f9b60f538f89ae02b0a0016b248d3
SHA256 33e10d42ccb9bc3fd096b7ced7924a63f19f9b60f538f89ae02b0a0016b248d3
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

33e10d42ccb9bc3fd096b7ced7924a63f19f9b60f538f89ae02b0a0016b248d3

Threat Level: Known bad

The file 33e10d42ccb9bc3fd096b7ced7924a63f19f9b60f538f89ae02b0a0016b248d3 was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Detects Healer an antivirus disabler dropper

Modifies Windows Defender Real-time Protection settings

Healer family

RedLine payload

Redline family

Healer

RedLine

Executes dropped EXE

Windows security modification

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 19:05

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 19:05

Reported

2024-11-08 19:07

Platform

win10v2004-20241007-en

Max time kernel

129s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\33e10d42ccb9bc3fd096b7ced7924a63f19f9b60f538f89ae02b0a0016b248d3.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\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dqs50Us.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqt46hN.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\eqt46hN.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\eqt46hN.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\eqt46hN.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dqs50Us.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\dqs50Us.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\dqs50Us.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\dqs50Us.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\dqs50Us.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\eqt46hN.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\eqt46hN.exe N/A

RedLine

infostealer redline

RedLine payload

Description Indicator Process Target
N/A N/A N/A N/A
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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\dqs50Us.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqt46hN.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqt46hN.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_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\ncv83RY33.exe N/A
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\33e10d42ccb9bc3fd096b7ced7924a63f19f9b60f538f89ae02b0a0016b248d3.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\IXP000.TMP\ncv83RY33.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqt46hN.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fhg48lG.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\33e10d42ccb9bc3fd096b7ced7924a63f19f9b60f538f89ae02b0a0016b248d3.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dqs50Us.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqt46hN.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 208 wrote to memory of 2228 N/A C:\Users\Admin\AppData\Local\Temp\33e10d42ccb9bc3fd096b7ced7924a63f19f9b60f538f89ae02b0a0016b248d3.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncv83RY33.exe
PID 208 wrote to memory of 2228 N/A C:\Users\Admin\AppData\Local\Temp\33e10d42ccb9bc3fd096b7ced7924a63f19f9b60f538f89ae02b0a0016b248d3.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncv83RY33.exe
PID 208 wrote to memory of 2228 N/A C:\Users\Admin\AppData\Local\Temp\33e10d42ccb9bc3fd096b7ced7924a63f19f9b60f538f89ae02b0a0016b248d3.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncv83RY33.exe
PID 2228 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncv83RY33.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dqs50Us.exe
PID 2228 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncv83RY33.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dqs50Us.exe
PID 2228 wrote to memory of 4084 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncv83RY33.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqt46hN.exe
PID 2228 wrote to memory of 4084 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncv83RY33.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqt46hN.exe
PID 2228 wrote to memory of 4084 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncv83RY33.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqt46hN.exe
PID 208 wrote to memory of 1004 N/A C:\Users\Admin\AppData\Local\Temp\33e10d42ccb9bc3fd096b7ced7924a63f19f9b60f538f89ae02b0a0016b248d3.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fhg48lG.exe
PID 208 wrote to memory of 1004 N/A C:\Users\Admin\AppData\Local\Temp\33e10d42ccb9bc3fd096b7ced7924a63f19f9b60f538f89ae02b0a0016b248d3.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fhg48lG.exe
PID 208 wrote to memory of 1004 N/A C:\Users\Admin\AppData\Local\Temp\33e10d42ccb9bc3fd096b7ced7924a63f19f9b60f538f89ae02b0a0016b248d3.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fhg48lG.exe

Processes

C:\Users\Admin\AppData\Local\Temp\33e10d42ccb9bc3fd096b7ced7924a63f19f9b60f538f89ae02b0a0016b248d3.exe

"C:\Users\Admin\AppData\Local\Temp\33e10d42ccb9bc3fd096b7ced7924a63f19f9b60f538f89ae02b0a0016b248d3.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncv83RY33.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ncv83RY33.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dqs50Us.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dqs50Us.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqt46hN.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqt46hN.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4084 -ip 4084

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4084 -s 1004

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fhg48lG.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fhg48lG.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 106.208.201.84.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 101.210.23.2.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 22.236.111.52.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\ncv83RY33.exe

MD5 522c838c13b36fc25ead36211f22d7a4
SHA1 33ac0a3f86a0b6faf9cbe91f58f8a5144006f268
SHA256 a9e5ed11e4c39462cb80d5a757bf28ce7bd4e24bac8eff5bec553a3e007ae271
SHA512 7442bcb2f621c8ae6477403af47e11678c37e28db34ab1219af0855cef1af1de7021466f5668466f7d024a5bf186228f14ead00dbfe05c8d7dcb47496481659e

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dqs50Us.exe

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

memory/2820-14-0x00007FFD35C63000-0x00007FFD35C65000-memory.dmp

memory/2820-15-0x00000000005C0000-0x00000000005CA000-memory.dmp

memory/2820-16-0x00007FFD35C63000-0x00007FFD35C65000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eqt46hN.exe

MD5 f21ea0267fb5944cda5cfac935a9be4b
SHA1 7f00f9d971d0b61c39369189c8bbfaca57f564a4
SHA256 ba244bc70de4bb2874745b713392d69719ab07621fdd578b6b718a59ad586cd1
SHA512 8de85037124dd7d46ea69586f255e30751862f9e30410a61fac21eb91a39507fef45af04b204ffcfb309d60d03c246b493cfd60ba9edca0eaeb4af7570b10dbe

memory/4084-22-0x0000000002560000-0x000000000257A000-memory.dmp

memory/4084-23-0x0000000004D10000-0x00000000052B4000-memory.dmp

memory/4084-24-0x00000000027F0000-0x0000000002808000-memory.dmp

memory/4084-25-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4084-32-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4084-52-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4084-50-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4084-48-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4084-47-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4084-44-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4084-42-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4084-40-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4084-38-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4084-36-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4084-34-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4084-30-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4084-28-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4084-26-0x00000000027F0000-0x0000000002802000-memory.dmp

memory/4084-53-0x0000000000400000-0x000000000056E000-memory.dmp

memory/4084-55-0x0000000000400000-0x000000000056E000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fhg48lG.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/1004-59-0x0000000000260000-0x0000000000292000-memory.dmp

memory/1004-60-0x00000000051C0000-0x00000000057D8000-memory.dmp

memory/1004-61-0x0000000004D40000-0x0000000004E4A000-memory.dmp

memory/1004-62-0x0000000004C70000-0x0000000004C82000-memory.dmp

memory/1004-63-0x0000000004CD0000-0x0000000004D0C000-memory.dmp

memory/1004-64-0x0000000004E50000-0x0000000004E9C000-memory.dmp