Malware Analysis Report

2025-01-23 07:42

Sample ID 241108-y4dfss1pep
Target 249f9ca14d77ab7851731aff8bec12b832e77a526a2669b0e19cba68010a289e
SHA256 249f9ca14d77ab7851731aff8bec12b832e77a526a2669b0e19cba68010a289e
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

249f9ca14d77ab7851731aff8bec12b832e77a526a2669b0e19cba68010a289e

Threat Level: Known bad

The file 249f9ca14d77ab7851731aff8bec12b832e77a526a2669b0e19cba68010a289e was found to be: Known bad.

Malicious Activity Summary

healer redline fukia discovery dropper evasion infostealer persistence trojan

Healer

Modifies Windows Defender Real-time Protection settings

Healer family

Redline family

RedLine payload

Detects Healer an antivirus disabler dropper

RedLine

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 use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 20:20

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 20:20

Reported

2024-11-08 20:22

Platform

win10v2004-20241007-en

Max time kernel

127s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\249f9ca14d77ab7851731aff8bec12b832e77a526a2669b0e19cba68010a289e.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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\exo70Mm.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\exo70Mm.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\dPG81bQ.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\dPG81bQ.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\dPG81bQ.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\dPG81bQ.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\exo70Mm.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dPG81bQ.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\dPG81bQ.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\exo70Mm.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\exo70Mm.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\exo70Mm.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\dPG81bQ.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\exo70Mm.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\exo70Mm.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\249f9ca14d77ab7851731aff8bec12b832e77a526a2669b0e19cba68010a289e.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\nOu59ZN10.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\249f9ca14d77ab7851731aff8bec12b832e77a526a2669b0e19cba68010a289e.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nOu59ZN10.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\exo70Mm.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fhh55GA.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dPG81bQ.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\exo70Mm.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2864 wrote to memory of 1544 N/A C:\Users\Admin\AppData\Local\Temp\249f9ca14d77ab7851731aff8bec12b832e77a526a2669b0e19cba68010a289e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nOu59ZN10.exe
PID 2864 wrote to memory of 1544 N/A C:\Users\Admin\AppData\Local\Temp\249f9ca14d77ab7851731aff8bec12b832e77a526a2669b0e19cba68010a289e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nOu59ZN10.exe
PID 2864 wrote to memory of 1544 N/A C:\Users\Admin\AppData\Local\Temp\249f9ca14d77ab7851731aff8bec12b832e77a526a2669b0e19cba68010a289e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nOu59ZN10.exe
PID 1544 wrote to memory of 3228 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nOu59ZN10.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dPG81bQ.exe
PID 1544 wrote to memory of 3228 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nOu59ZN10.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dPG81bQ.exe
PID 1544 wrote to memory of 4004 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nOu59ZN10.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\exo70Mm.exe
PID 1544 wrote to memory of 4004 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nOu59ZN10.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\exo70Mm.exe
PID 1544 wrote to memory of 4004 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nOu59ZN10.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\exo70Mm.exe
PID 2864 wrote to memory of 3360 N/A C:\Users\Admin\AppData\Local\Temp\249f9ca14d77ab7851731aff8bec12b832e77a526a2669b0e19cba68010a289e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fhh55GA.exe
PID 2864 wrote to memory of 3360 N/A C:\Users\Admin\AppData\Local\Temp\249f9ca14d77ab7851731aff8bec12b832e77a526a2669b0e19cba68010a289e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fhh55GA.exe
PID 2864 wrote to memory of 3360 N/A C:\Users\Admin\AppData\Local\Temp\249f9ca14d77ab7851731aff8bec12b832e77a526a2669b0e19cba68010a289e.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fhh55GA.exe

Processes

C:\Users\Admin\AppData\Local\Temp\249f9ca14d77ab7851731aff8bec12b832e77a526a2669b0e19cba68010a289e.exe

"C:\Users\Admin\AppData\Local\Temp\249f9ca14d77ab7851731aff8bec12b832e77a526a2669b0e19cba68010a289e.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nOu59ZN10.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nOu59ZN10.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dPG81bQ.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dPG81bQ.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\exo70Mm.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\exo70Mm.exe

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4004 -ip 4004

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4004 -s 1088

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fhh55GA.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fhh55GA.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 102.209.201.84.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 58.55.71.13.in-addr.arpa udp
RU 193.233.20.13:4136 tcp
US 8.8.8.8:53 107.209.201.84.in-addr.arpa udp
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

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nOu59ZN10.exe

MD5 edf6c72ffe7b9fd8ef903a4157ae6879
SHA1 798ce64dd057e5a44b84a067a2ca0ca0e3e0c88a
SHA256 bc7301a3292b520e67a896067dc4cd48c0bbf1d047d7090df77a057526811618
SHA512 faa25b19d746ad3e0408fa5cf6d75778d6eb6f52db5bc36f6033df0509e9c40d60e66c6f12db145fe4f9919f837efb61a15c32de34a73c201a112b9073a6ecb4

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dPG81bQ.exe

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

memory/3228-14-0x00007FFBFCD63000-0x00007FFBFCD65000-memory.dmp

memory/3228-15-0x00000000001A0000-0x00000000001AA000-memory.dmp

memory/3228-16-0x00007FFBFCD63000-0x00007FFBFCD65000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\exo70Mm.exe

MD5 304766f61a677814af31d2737d118b6f
SHA1 213a7e70d4f7d13e17ddff12152bcfe2c1cc2de4
SHA256 07c33396ed7ec1b40808aae921c50c552dc21b08beabbd5541b9fc9f062e08ac
SHA512 08c9202e988e4f6518a14f37b19eefc8b5901a2c07472140303c48535b67830e956759db3738b3bf63559220cb1e59f8045a2fad5d84530e9cb2e670740441ea

memory/4004-22-0x0000000002660000-0x000000000267A000-memory.dmp

memory/4004-23-0x0000000004D80000-0x0000000005324000-memory.dmp

memory/4004-24-0x0000000002800000-0x0000000002818000-memory.dmp

memory/4004-25-0x0000000002800000-0x0000000002812000-memory.dmp

memory/4004-36-0x0000000002800000-0x0000000002812000-memory.dmp

memory/4004-52-0x0000000002800000-0x0000000002812000-memory.dmp

memory/4004-50-0x0000000002800000-0x0000000002812000-memory.dmp

memory/4004-48-0x0000000002800000-0x0000000002812000-memory.dmp

memory/4004-46-0x0000000002800000-0x0000000002812000-memory.dmp

memory/4004-44-0x0000000002800000-0x0000000002812000-memory.dmp

memory/4004-42-0x0000000002800000-0x0000000002812000-memory.dmp

memory/4004-40-0x0000000002800000-0x0000000002812000-memory.dmp

memory/4004-38-0x0000000002800000-0x0000000002812000-memory.dmp

memory/4004-34-0x0000000002800000-0x0000000002812000-memory.dmp

memory/4004-32-0x0000000002800000-0x0000000002812000-memory.dmp

memory/4004-30-0x0000000002800000-0x0000000002812000-memory.dmp

memory/4004-28-0x0000000002800000-0x0000000002812000-memory.dmp

memory/4004-26-0x0000000002800000-0x0000000002812000-memory.dmp

memory/4004-53-0x0000000000400000-0x00000000005C6000-memory.dmp

memory/4004-55-0x0000000000400000-0x00000000005C6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fhh55GA.exe

MD5 a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA1 3d06413341893b838549939e15f8f1eec423d71a
SHA256 1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512 d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

memory/3360-59-0x0000000000650000-0x0000000000682000-memory.dmp

memory/3360-60-0x00000000055A0000-0x0000000005BB8000-memory.dmp

memory/3360-61-0x0000000005120000-0x000000000522A000-memory.dmp

memory/3360-62-0x0000000005050000-0x0000000005062000-memory.dmp

memory/3360-63-0x00000000050B0000-0x00000000050EC000-memory.dmp

memory/3360-64-0x0000000005230000-0x000000000527C000-memory.dmp