Malware Analysis Report

2025-01-23 07:42

Sample ID 241108-neex8atnej
Target 4168d3302abcb14ebe8f20f6c29d1e1b294ab2a1e2a3001d7b4fdcc9679fb474
SHA256 4168d3302abcb14ebe8f20f6c29d1e1b294ab2a1e2a3001d7b4fdcc9679fb474
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

4168d3302abcb14ebe8f20f6c29d1e1b294ab2a1e2a3001d7b4fdcc9679fb474

Threat Level: Known bad

The file 4168d3302abcb14ebe8f20f6c29d1e1b294ab2a1e2a3001d7b4fdcc9679fb474 was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

RedLine payload

Healer family

Detects Healer an antivirus disabler dropper

Healer

RedLine

Redline family

Modifies Windows Defender Real-time Protection settings

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 11:18

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 11:18

Reported

2024-11-08 11:20

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4168d3302abcb14ebe8f20f6c29d1e1b294ab2a1e2a3001d7b4fdcc9679fb474.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\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbH65Ig.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\dbH65Ig.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\eOz18xS.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbH65Ig.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\dbH65Ig.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\dbH65Ig.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\eOz18xS.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\eOz18xS.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\eOz18xS.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\dbH65Ig.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eOz18xS.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\eOz18xS.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
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbH65Ig.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eOz18xS.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eOz18xS.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\4168d3302abcb14ebe8f20f6c29d1e1b294ab2a1e2a3001d7b4fdcc9679fb474.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\ntV53XB48.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\4168d3302abcb14ebe8f20f6c29d1e1b294ab2a1e2a3001d7b4fdcc9679fb474.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ntV53XB48.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eOz18xS.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fAW74tF.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbH65Ig.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eOz18xS.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4372 wrote to memory of 2252 N/A C:\Users\Admin\AppData\Local\Temp\4168d3302abcb14ebe8f20f6c29d1e1b294ab2a1e2a3001d7b4fdcc9679fb474.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ntV53XB48.exe
PID 4372 wrote to memory of 2252 N/A C:\Users\Admin\AppData\Local\Temp\4168d3302abcb14ebe8f20f6c29d1e1b294ab2a1e2a3001d7b4fdcc9679fb474.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ntV53XB48.exe
PID 4372 wrote to memory of 2252 N/A C:\Users\Admin\AppData\Local\Temp\4168d3302abcb14ebe8f20f6c29d1e1b294ab2a1e2a3001d7b4fdcc9679fb474.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ntV53XB48.exe
PID 2252 wrote to memory of 1536 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ntV53XB48.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbH65Ig.exe
PID 2252 wrote to memory of 1536 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ntV53XB48.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbH65Ig.exe
PID 2252 wrote to memory of 1548 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ntV53XB48.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eOz18xS.exe
PID 2252 wrote to memory of 1548 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ntV53XB48.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eOz18xS.exe
PID 2252 wrote to memory of 1548 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ntV53XB48.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eOz18xS.exe
PID 4372 wrote to memory of 3912 N/A C:\Users\Admin\AppData\Local\Temp\4168d3302abcb14ebe8f20f6c29d1e1b294ab2a1e2a3001d7b4fdcc9679fb474.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fAW74tF.exe
PID 4372 wrote to memory of 3912 N/A C:\Users\Admin\AppData\Local\Temp\4168d3302abcb14ebe8f20f6c29d1e1b294ab2a1e2a3001d7b4fdcc9679fb474.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fAW74tF.exe
PID 4372 wrote to memory of 3912 N/A C:\Users\Admin\AppData\Local\Temp\4168d3302abcb14ebe8f20f6c29d1e1b294ab2a1e2a3001d7b4fdcc9679fb474.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fAW74tF.exe

Processes

C:\Users\Admin\AppData\Local\Temp\4168d3302abcb14ebe8f20f6c29d1e1b294ab2a1e2a3001d7b4fdcc9679fb474.exe

"C:\Users\Admin\AppData\Local\Temp\4168d3302abcb14ebe8f20f6c29d1e1b294ab2a1e2a3001d7b4fdcc9679fb474.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ntV53XB48.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ntV53XB48.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbH65Ig.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbH65Ig.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eOz18xS.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eOz18xS.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fAW74tF.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fAW74tF.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.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
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ntV53XB48.exe

MD5 c0236f3a3030e2bf386c5c2ea4088ea4
SHA1 072c4ef1f7127e08c528e9399e01d307002ea216
SHA256 abe0e05b5e8bc0e45f25e79a709e7a49f456dffce4709947d27c3703286f1207
SHA512 b8a59b6dfb360a4e3144f5b4d96c67125c656d399409a13418b74bbdaffc5326db0db38fef181f502d08b68be4af62653c9217da08aef894f33d1a1c8ab40c6b

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dbH65Ig.exe

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

memory/1536-15-0x00000000005B0000-0x00000000005BA000-memory.dmp

memory/1536-14-0x00007FF91E813000-0x00007FF91E815000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eOz18xS.exe

MD5 566f734554b2800514afb7cfd9d0e541
SHA1 e580309b4ce2d38f9ece2a14bb675e8ceb62de73
SHA256 dba4c1abdeaa378d90094d0a223d8a670786e7b402654646375e0cdf64103567
SHA512 cb2eef0a8ef41ee026672395e1d74fe26ed3da3b89cd2b6a5684caa2501ec1f8a1e7c51359bdb80140d84e2e8259fe5980785703c99fa215aa01c23081855cc2

memory/1548-21-0x0000000002130000-0x000000000214A000-memory.dmp

memory/1548-22-0x0000000004C80000-0x0000000005224000-memory.dmp

memory/1548-23-0x0000000004B00000-0x0000000004B18000-memory.dmp

memory/1548-33-0x0000000004B00000-0x0000000004B12000-memory.dmp

memory/1548-51-0x0000000004B00000-0x0000000004B12000-memory.dmp

memory/1548-49-0x0000000004B00000-0x0000000004B12000-memory.dmp

memory/1548-47-0x0000000004B00000-0x0000000004B12000-memory.dmp

memory/1548-45-0x0000000004B00000-0x0000000004B12000-memory.dmp

memory/1548-43-0x0000000004B00000-0x0000000004B12000-memory.dmp

memory/1548-41-0x0000000004B00000-0x0000000004B12000-memory.dmp

memory/1548-39-0x0000000004B00000-0x0000000004B12000-memory.dmp

memory/1548-37-0x0000000004B00000-0x0000000004B12000-memory.dmp

memory/1548-35-0x0000000004B00000-0x0000000004B12000-memory.dmp

memory/1548-31-0x0000000004B00000-0x0000000004B12000-memory.dmp

memory/1548-29-0x0000000004B00000-0x0000000004B12000-memory.dmp

memory/1548-27-0x0000000004B00000-0x0000000004B12000-memory.dmp

memory/1548-25-0x0000000004B00000-0x0000000004B12000-memory.dmp

memory/1548-24-0x0000000004B00000-0x0000000004B12000-memory.dmp

memory/1548-52-0x0000000000400000-0x0000000000570000-memory.dmp

memory/1548-54-0x0000000000400000-0x0000000000570000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fAW74tF.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/3912-58-0x0000000000FD0000-0x0000000001002000-memory.dmp

memory/3912-59-0x0000000005F30000-0x0000000006548000-memory.dmp

memory/3912-60-0x0000000005AB0000-0x0000000005BBA000-memory.dmp

memory/3912-61-0x00000000059E0000-0x00000000059F2000-memory.dmp

memory/3912-62-0x0000000005A40000-0x0000000005A7C000-memory.dmp

memory/3912-63-0x0000000005BC0000-0x0000000005C0C000-memory.dmp