Malware Analysis Report

2025-01-23 07:41

Sample ID 241108-mybjga1dna
Target b601e68da96cf5cf985cd422b1aaa0fe544c87367e61f4fa43d75c531fed01a4
SHA256 b601e68da96cf5cf985cd422b1aaa0fe544c87367e61f4fa43d75c531fed01a4
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

b601e68da96cf5cf985cd422b1aaa0fe544c87367e61f4fa43d75c531fed01a4

Threat Level: Known bad

The file b601e68da96cf5cf985cd422b1aaa0fe544c87367e61f4fa43d75c531fed01a4 was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

RedLine

RedLine payload

Detects Healer an antivirus disabler dropper

Healer

Modifies Windows Defender Real-time Protection settings

Redline family

Healer family

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 AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 10:51

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 10:51

Reported

2024-11-08 10:54

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b601e68da96cf5cf985cd422b1aaa0fe544c87367e61f4fa43d75c531fed01a4.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\dVD00qO.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eoB13iY.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\eoB13iY.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\eoB13iY.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\eoB13iY.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dVD00qO.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\dVD00qO.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\dVD00qO.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\eoB13iY.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\dVD00qO.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\dVD00qO.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\eoB13iY.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\dVD00qO.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eoB13iY.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eoB13iY.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\b601e68da96cf5cf985cd422b1aaa0fe544c87367e61f4fa43d75c531fed01a4.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\nRD90LC05.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\b601e68da96cf5cf985cd422b1aaa0fe544c87367e61f4fa43d75c531fed01a4.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nRD90LC05.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eoB13iY.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fVn07PM.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dVD00qO.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eoB13iY.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 644 wrote to memory of 3844 N/A C:\Users\Admin\AppData\Local\Temp\b601e68da96cf5cf985cd422b1aaa0fe544c87367e61f4fa43d75c531fed01a4.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nRD90LC05.exe
PID 644 wrote to memory of 3844 N/A C:\Users\Admin\AppData\Local\Temp\b601e68da96cf5cf985cd422b1aaa0fe544c87367e61f4fa43d75c531fed01a4.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nRD90LC05.exe
PID 644 wrote to memory of 3844 N/A C:\Users\Admin\AppData\Local\Temp\b601e68da96cf5cf985cd422b1aaa0fe544c87367e61f4fa43d75c531fed01a4.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nRD90LC05.exe
PID 3844 wrote to memory of 2260 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nRD90LC05.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dVD00qO.exe
PID 3844 wrote to memory of 2260 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nRD90LC05.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dVD00qO.exe
PID 3844 wrote to memory of 4416 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nRD90LC05.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eoB13iY.exe
PID 3844 wrote to memory of 4416 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nRD90LC05.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eoB13iY.exe
PID 3844 wrote to memory of 4416 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nRD90LC05.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eoB13iY.exe
PID 644 wrote to memory of 4480 N/A C:\Users\Admin\AppData\Local\Temp\b601e68da96cf5cf985cd422b1aaa0fe544c87367e61f4fa43d75c531fed01a4.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fVn07PM.exe
PID 644 wrote to memory of 4480 N/A C:\Users\Admin\AppData\Local\Temp\b601e68da96cf5cf985cd422b1aaa0fe544c87367e61f4fa43d75c531fed01a4.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fVn07PM.exe
PID 644 wrote to memory of 4480 N/A C:\Users\Admin\AppData\Local\Temp\b601e68da96cf5cf985cd422b1aaa0fe544c87367e61f4fa43d75c531fed01a4.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fVn07PM.exe

Processes

C:\Users\Admin\AppData\Local\Temp\b601e68da96cf5cf985cd422b1aaa0fe544c87367e61f4fa43d75c531fed01a4.exe

"C:\Users\Admin\AppData\Local\Temp\b601e68da96cf5cf985cd422b1aaa0fe544c87367e61f4fa43d75c531fed01a4.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nRD90LC05.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nRD90LC05.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dVD00qO.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dVD00qO.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eoB13iY.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eoB13iY.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4416 -ip 4416

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 1040

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fVn07PM.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fVn07PM.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.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 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 48.229.111.52.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\nRD90LC05.exe

MD5 7706dd6b2a1f6c8f7c085c0246c50cfb
SHA1 4ee6cd3954a35a0dd4a75b3bb0f6edba68b06169
SHA256 f878407b372224dc715fc07ee8a5599a9f42f6977aabfd84d7e6877a07812dda
SHA512 48d8b4c0f90d466ccb703c30476894a44f36c487ff873e2439806dbc9483fd78a3f677788322dccaee6875b2b0e2dd191ce813b89a8480ed434f63052a4a01f5

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dVD00qO.exe

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

memory/2260-14-0x00007FFD9D423000-0x00007FFD9D425000-memory.dmp

memory/2260-15-0x00000000000D0000-0x00000000000DA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eoB13iY.exe

MD5 ebd4e4bbe5bd01111ee4b46214e0108b
SHA1 40b6619b04c0763f9981ceb16d6225359126c7d5
SHA256 75cf3a9c076d48b811a879e382aa3215c8c04975eed59c1beab8f5879deaf61b
SHA512 23c16ca232badd59ddf3eb6335001e6ba86dd93d397dc1b725e21a3f275d8653096d74dc3cfd8e780a772dde0697c8e9072f345d018256e10ed9cb31092ac46c

memory/4416-21-0x0000000002460000-0x000000000247A000-memory.dmp

memory/4416-22-0x0000000004D80000-0x0000000005324000-memory.dmp

memory/4416-23-0x0000000004C40000-0x0000000004C58000-memory.dmp

memory/4416-51-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/4416-49-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/4416-47-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/4416-45-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/4416-43-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/4416-41-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/4416-39-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/4416-37-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/4416-35-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/4416-33-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/4416-31-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/4416-29-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/4416-27-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/4416-25-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/4416-24-0x0000000004C40000-0x0000000004C52000-memory.dmp

memory/4416-52-0x0000000000400000-0x000000000056E000-memory.dmp

memory/4416-54-0x0000000000400000-0x000000000056E000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fVn07PM.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/4480-58-0x00000000009B0000-0x00000000009E2000-memory.dmp

memory/4480-59-0x00000000057D0000-0x0000000005DE8000-memory.dmp

memory/4480-60-0x0000000005350000-0x000000000545A000-memory.dmp

memory/4480-61-0x0000000005280000-0x0000000005292000-memory.dmp

memory/4480-62-0x00000000052E0000-0x000000000531C000-memory.dmp

memory/4480-63-0x0000000005460000-0x00000000054AC000-memory.dmp