Malware Analysis Report

2025-01-23 07:45

Sample ID 241107-nqplss1gjh
Target 3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc
SHA256 3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc
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

3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc

Threat Level: Known bad

The file 3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

RedLine

RedLine payload

Redline family

Healer

Modifies Windows Defender Real-time Protection settings

Healer family

Detects Healer an antivirus disabler dropper

Executes dropped EXE

Windows security modification

Adds Run key to start application

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 11:36

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-11-07 11:36

Reported

2024-11-07 11:38

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.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\dsV00Jv.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\dsV00Jv.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\evf41hu.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\evf41hu.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\evf41hu.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\evf41hu.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\evf41hu.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dsV00Jv.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\dsV00Jv.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\dsV00Jv.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\dsV00Jv.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\evf41hu.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
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\evf41hu.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\evf41hu.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dsV00Jv.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\nkT95wm87.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\3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.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\3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkT95wm87.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\evf41hu.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fSQ37Lf.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dsV00Jv.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\evf41hu.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3488 wrote to memory of 2136 N/A C:\Users\Admin\AppData\Local\Temp\3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkT95wm87.exe
PID 3488 wrote to memory of 2136 N/A C:\Users\Admin\AppData\Local\Temp\3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkT95wm87.exe
PID 3488 wrote to memory of 2136 N/A C:\Users\Admin\AppData\Local\Temp\3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkT95wm87.exe
PID 2136 wrote to memory of 3784 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkT95wm87.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dsV00Jv.exe
PID 2136 wrote to memory of 3784 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkT95wm87.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dsV00Jv.exe
PID 2136 wrote to memory of 2380 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkT95wm87.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\evf41hu.exe
PID 2136 wrote to memory of 2380 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkT95wm87.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\evf41hu.exe
PID 2136 wrote to memory of 2380 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkT95wm87.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\evf41hu.exe
PID 3488 wrote to memory of 4988 N/A C:\Users\Admin\AppData\Local\Temp\3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fSQ37Lf.exe
PID 3488 wrote to memory of 4988 N/A C:\Users\Admin\AppData\Local\Temp\3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fSQ37Lf.exe
PID 3488 wrote to memory of 4988 N/A C:\Users\Admin\AppData\Local\Temp\3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fSQ37Lf.exe

Processes

C:\Users\Admin\AppData\Local\Temp\3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.exe

"C:\Users\Admin\AppData\Local\Temp\3e4d79dc7cb8a9e45d3bc2d3b2341da4bb619753324e1f0c78d52c2bf6f1aabc.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkT95wm87.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nkT95wm87.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dsV00Jv.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dsV00Jv.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\evf41hu.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\evf41hu.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fSQ37Lf.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fSQ37Lf.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.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
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 19.229.111.52.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\nkT95wm87.exe

MD5 8f3ba88e26ce640ac201e0478aa4f842
SHA1 76e2c645a3e4f618b3c369ed6869c1f774c1ec22
SHA256 f04f7dc4e9f738994b05e4f0635a579f9b551993b56c459c8d6381da5c1de063
SHA512 fd3bfac5beea7b08009ea26abd45110611875bc73f215add40b4f49841fcceb130b5653d05573f99c332788c01d53595af89d6d9b716fe6695dcc1465d030169

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dsV00Jv.exe

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

memory/3784-14-0x00007FFC18343000-0x00007FFC18345000-memory.dmp

memory/3784-15-0x00000000006C0000-0x00000000006CA000-memory.dmp

memory/3784-16-0x00007FFC18343000-0x00007FFC18345000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\evf41hu.exe

MD5 566f734554b2800514afb7cfd9d0e541
SHA1 e580309b4ce2d38f9ece2a14bb675e8ceb62de73
SHA256 dba4c1abdeaa378d90094d0a223d8a670786e7b402654646375e0cdf64103567
SHA512 cb2eef0a8ef41ee026672395e1d74fe26ed3da3b89cd2b6a5684caa2501ec1f8a1e7c51359bdb80140d84e2e8259fe5980785703c99fa215aa01c23081855cc2

memory/2380-22-0x0000000002630000-0x000000000264A000-memory.dmp

memory/2380-23-0x0000000004DC0000-0x0000000005364000-memory.dmp

memory/2380-24-0x00000000026F0000-0x0000000002708000-memory.dmp

memory/2380-25-0x00000000026F0000-0x0000000002702000-memory.dmp

memory/2380-40-0x00000000026F0000-0x0000000002702000-memory.dmp

memory/2380-52-0x00000000026F0000-0x0000000002702000-memory.dmp

memory/2380-50-0x00000000026F0000-0x0000000002702000-memory.dmp

memory/2380-48-0x00000000026F0000-0x0000000002702000-memory.dmp

memory/2380-46-0x00000000026F0000-0x0000000002702000-memory.dmp

memory/2380-44-0x00000000026F0000-0x0000000002702000-memory.dmp

memory/2380-42-0x00000000026F0000-0x0000000002702000-memory.dmp

memory/2380-38-0x00000000026F0000-0x0000000002702000-memory.dmp

memory/2380-36-0x00000000026F0000-0x0000000002702000-memory.dmp

memory/2380-34-0x00000000026F0000-0x0000000002702000-memory.dmp

memory/2380-32-0x00000000026F0000-0x0000000002702000-memory.dmp

memory/2380-30-0x00000000026F0000-0x0000000002702000-memory.dmp

memory/2380-28-0x00000000026F0000-0x0000000002702000-memory.dmp

memory/2380-26-0x00000000026F0000-0x0000000002702000-memory.dmp

memory/2380-53-0x0000000000400000-0x0000000000570000-memory.dmp

memory/2380-55-0x0000000000400000-0x0000000000570000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fSQ37Lf.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/4988-59-0x0000000000D30000-0x0000000000D62000-memory.dmp

memory/4988-60-0x0000000005BE0000-0x00000000061F8000-memory.dmp

memory/4988-61-0x00000000056D0000-0x00000000057DA000-memory.dmp

memory/4988-62-0x0000000005620000-0x0000000005632000-memory.dmp

memory/4988-63-0x0000000005680000-0x00000000056BC000-memory.dmp

memory/4988-64-0x00000000057E0000-0x000000000582C000-memory.dmp