Malware Analysis Report

2025-01-23 07:36

Sample ID 241104-q72nss1aka
Target 27cca401832a10fb26ed6c57fe6093da2ee51281eb10c92dd7e3323d98c3bb6b
SHA256 27cca401832a10fb26ed6c57fe6093da2ee51281eb10c92dd7e3323d98c3bb6b
Tags
healer redline fud 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

27cca401832a10fb26ed6c57fe6093da2ee51281eb10c92dd7e3323d98c3bb6b

Threat Level: Known bad

The file 27cca401832a10fb26ed6c57fe6093da2ee51281eb10c92dd7e3323d98c3bb6b was found to be: Known bad.

Malicious Activity Summary

healer redline fud discovery dropper evasion infostealer persistence trojan

Healer family

Redline family

RedLine

Detects Healer an antivirus disabler dropper

Modifies Windows Defender Real-time Protection settings

Healer

RedLine payload

Windows security modification

Executes dropped EXE

Adds Run key to start application

Launches sc.exe

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-04 13:54

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-04 13:54

Reported

2024-11-04 13:57

Platform

win10v2004-20241007-en

Max time kernel

144s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\27cca401832a10fb26ed6c57fe6093da2ee51281eb10c92dd7e3323d98c3bb6b.exe"

Signatures

Detects Healer an antivirus disabler dropper

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

Healer

dropper healer

Healer family

healer

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf44VA99UZ87.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\sf44VA99UZ87.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\sf44VA99UZ87.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\sf44VA99UZ87.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\sf44VA99UZ87.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\sf44VA99UZ87.exe N/A

RedLine

infostealer redline

RedLine payload

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

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\sf44VA99UZ87.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\27cca401832a10fb26ed6c57fe6093da2ee51281eb10c92dd7e3323d98c3bb6b.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\vhyN8665Zv.exe N/A

Launches sc.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\sc.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\vhyN8665Zv.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf04Li20Yl89.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\27cca401832a10fb26ed6c57fe6093da2ee51281eb10c92dd7e3323d98c3bb6b.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf44VA99UZ87.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf44VA99UZ87.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf44VA99UZ87.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf04Li20Yl89.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\27cca401832a10fb26ed6c57fe6093da2ee51281eb10c92dd7e3323d98c3bb6b.exe

"C:\Users\Admin\AppData\Local\Temp\27cca401832a10fb26ed6c57fe6093da2ee51281eb10c92dd7e3323d98c3bb6b.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhyN8665Zv.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhyN8665Zv.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf44VA99UZ87.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf44VA99UZ87.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf04Li20Yl89.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf04Li20Yl89.exe

C:\Windows\system32\sc.exe

C:\Windows\system32\sc.exe start wuauserv

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
RU 193.233.20.27:4123 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
RU 193.233.20.27:4123 tcp
RU 193.233.20.27:4123 tcp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vhyN8665Zv.exe

MD5 393c3d72cb7727f9731753ac13c6522d
SHA1 336a340fd002b1eab4f37d2dc71c60649d9c05c5
SHA256 40ff6b127881832b4d219fa6b597e6208dd505d70e8df0230d378e15ad83ab3c
SHA512 f8d9f3187194f27fddb157e8aff620f1ca4f65c6a04b0e07cd679cf1fdffae96c778ee86da496b0a58b8d165b5d33de622b53cc8830450f793d5929e987a5685

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sf44VA99UZ87.exe

MD5 27ce2d170ab35b1ab3b0cc00b8ae9a69
SHA1 b5de7fba219dfad61b56bfbafc3022cf05959bf7
SHA256 911c3a02cac4d3f21ce97ddcff973ba819b691c6ef7f117257631022370f731d
SHA512 974f63ffb1dfe203463180281d293d7279648a40e60288c9de3b2a49d36315c4120c5ef02873daa91a07257623d79ebfe9907904c8b665eff591a93a439dfe61

memory/4032-14-0x00007FFA5DAA3000-0x00007FFA5DAA5000-memory.dmp

memory/4032-15-0x00000000000E0000-0x00000000000EA000-memory.dmp

memory/4032-16-0x00007FFA5DAA3000-0x00007FFA5DAA5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tf04Li20Yl89.exe

MD5 bd407beaed8912f6f9f5b269e5a85686
SHA1 f9d8fc6c0a1ca9a1e0af1ca278f629994df04b1b
SHA256 3fb5f126878146985387aac28dc8b1c17d8ee6ae3630a0c754c135138180d367
SHA512 79eca3bfa76f241986888271cbcf4858a6eb2c729b1dbebcf000ae13b9fb1e981360c930e40c39437c027794ecce33d9302e6db93d65208ad6bb458aa1b2ff72

memory/2740-22-0x0000000004BC0000-0x0000000004C06000-memory.dmp

memory/2740-23-0x0000000004CC0000-0x0000000005264000-memory.dmp

memory/2740-24-0x0000000005270000-0x00000000052B4000-memory.dmp

memory/2740-30-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-36-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-88-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-86-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-84-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-82-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-80-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-76-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-74-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-72-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-70-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-68-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-66-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-64-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-62-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-58-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-56-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-55-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-50-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-48-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-46-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-44-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-42-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-40-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-38-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-34-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-32-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-28-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-78-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-60-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-52-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-26-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-25-0x0000000005270000-0x00000000052AE000-memory.dmp

memory/2740-931-0x0000000005300000-0x0000000005918000-memory.dmp

memory/2740-932-0x00000000059A0000-0x0000000005AAA000-memory.dmp

memory/2740-933-0x0000000005AE0000-0x0000000005AF2000-memory.dmp

memory/2740-934-0x0000000005B00000-0x0000000005B3C000-memory.dmp

memory/2740-935-0x0000000005C50000-0x0000000005C9C000-memory.dmp