Malware Analysis Report

2025-03-15 01:45

Sample ID 230910-rmh7dshg2z
Target d836bed111e5f6ea3501f36401f084b1c53d772639d4a4a52c98b447165782c7
SHA256 d836bed111e5f6ea3501f36401f084b1c53d772639d4a4a52c98b447165782c7
Tags
healer redline virad 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

d836bed111e5f6ea3501f36401f084b1c53d772639d4a4a52c98b447165782c7

Threat Level: Known bad

The file d836bed111e5f6ea3501f36401f084b1c53d772639d4a4a52c98b447165782c7 was found to be: Known bad.

Malicious Activity Summary

healer redline virad dropper evasion infostealer persistence trojan

Modifies Windows Defender Real-time Protection settings

RedLine

Detects Healer an antivirus disabler dropper

Healer

Executes dropped EXE

Adds Run key to start application

Suspicious use of SetThreadContext

Program crash

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-09-10 14:18

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-09-10 14:18

Reported

2023-09-10 14:21

Platform

win10v2004-20230831-en

Max time kernel

143s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d836bed111e5f6ea3501f36401f084b1c53d772639d4a4a52c98b447165782c7.exe"

Signatures

Detects Healer an antivirus disabler dropper

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

Healer

dropper healer

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A

RedLine

infostealer redline

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\d836bed111e5f6ea3501f36401f084b1c53d772639d4a4a52c98b447165782c7.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\x7074389.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6196142.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1700 set thread context of 4756 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1148 wrote to memory of 3780 N/A C:\Users\Admin\AppData\Local\Temp\d836bed111e5f6ea3501f36401f084b1c53d772639d4a4a52c98b447165782c7.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7074389.exe
PID 1148 wrote to memory of 3780 N/A C:\Users\Admin\AppData\Local\Temp\d836bed111e5f6ea3501f36401f084b1c53d772639d4a4a52c98b447165782c7.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7074389.exe
PID 1148 wrote to memory of 3780 N/A C:\Users\Admin\AppData\Local\Temp\d836bed111e5f6ea3501f36401f084b1c53d772639d4a4a52c98b447165782c7.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7074389.exe
PID 3780 wrote to memory of 1840 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7074389.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6196142.exe
PID 3780 wrote to memory of 1840 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7074389.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6196142.exe
PID 3780 wrote to memory of 1840 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7074389.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6196142.exe
PID 1840 wrote to memory of 1700 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6196142.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe
PID 1840 wrote to memory of 1700 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6196142.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe
PID 1840 wrote to memory of 1700 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6196142.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe
PID 1700 wrote to memory of 4756 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1700 wrote to memory of 4756 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1700 wrote to memory of 4756 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1700 wrote to memory of 4756 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1700 wrote to memory of 4756 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1700 wrote to memory of 4756 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1700 wrote to memory of 4756 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1700 wrote to memory of 4756 N/A C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 1840 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6196142.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i5415030.exe
PID 1840 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6196142.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i5415030.exe
PID 1840 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6196142.exe C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i5415030.exe

Processes

C:\Users\Admin\AppData\Local\Temp\d836bed111e5f6ea3501f36401f084b1c53d772639d4a4a52c98b447165782c7.exe

"C:\Users\Admin\AppData\Local\Temp\d836bed111e5f6ea3501f36401f084b1c53d772639d4a4a52c98b447165782c7.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7074389.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7074389.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6196142.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6196142.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1700 -ip 1700

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1700 -s 152

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i5415030.exe

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i5415030.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
FI 77.91.124.82:19071 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
FI 77.91.124.82:19071 tcp
US 8.8.8.8:53 1.202.248.87.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
FI 77.91.124.82:19071 tcp
US 8.8.8.8:53 99.134.101.95.in-addr.arpa udp
FI 77.91.124.82:19071 tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
FI 77.91.124.82:19071 tcp
FI 77.91.124.82:19071 tcp
US 8.8.8.8:53 14.173.189.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7074389.exe

MD5 a4ad3cc19e0fe863509cff33681f5d34
SHA1 bf1ba9378d5457930549b7446d0960dc62a24313
SHA256 431d683bbbd1a1a46def5303d60d6fe812ae73f00d8b0ee4bfd099e308db9e42
SHA512 165c268a9137cd7fbc511f03608e532bcf1d77404adf5cb39d79a62e6a2bc3df7cb9469e1d7e3ae6da2ef9cb5b759c4cc4dcea12be7e14265abd7662bc2f7e15

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7074389.exe

MD5 a4ad3cc19e0fe863509cff33681f5d34
SHA1 bf1ba9378d5457930549b7446d0960dc62a24313
SHA256 431d683bbbd1a1a46def5303d60d6fe812ae73f00d8b0ee4bfd099e308db9e42
SHA512 165c268a9137cd7fbc511f03608e532bcf1d77404adf5cb39d79a62e6a2bc3df7cb9469e1d7e3ae6da2ef9cb5b759c4cc4dcea12be7e14265abd7662bc2f7e15

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6196142.exe

MD5 e1dd20e3ce0c96523050ba206eb9435c
SHA1 5c3cbbaf65575ccb3e156e0650c07b539b57e97d
SHA256 7f0779b0a1103d4f71fa60cfd725c5c50d4f097f592d7e45150ddcc9d0895e6a
SHA512 8b91170582cb4a65ef4a18e8cfd88c0772b3dab13f72c5e5826b163dba701eb65e10f0b9f50a3a7582a8c20ca84ea89db992a3aa03a9badc86109bf0bd0f9e65

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6196142.exe

MD5 e1dd20e3ce0c96523050ba206eb9435c
SHA1 5c3cbbaf65575ccb3e156e0650c07b539b57e97d
SHA256 7f0779b0a1103d4f71fa60cfd725c5c50d4f097f592d7e45150ddcc9d0895e6a
SHA512 8b91170582cb4a65ef4a18e8cfd88c0772b3dab13f72c5e5826b163dba701eb65e10f0b9f50a3a7582a8c20ca84ea89db992a3aa03a9badc86109bf0bd0f9e65

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe

MD5 fec8d2fc282731f695829fb6c0a56610
SHA1 81a3759c93f84b8fdd31f73e3829801a3b2f1f7e
SHA256 1641f0b039bdfac2bfd913b72cc8964269272a89dbf981c011655e048751fce8
SHA512 e84e68f9f5c7e6c90886e2314d57b2930c24ef8e97b028d86f7620c24a6550bf815f23e3a2db7f64ce926eff9987e9ae257a8103f64c2dce29304413a9bf26c6

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g9635494.exe

MD5 fec8d2fc282731f695829fb6c0a56610
SHA1 81a3759c93f84b8fdd31f73e3829801a3b2f1f7e
SHA256 1641f0b039bdfac2bfd913b72cc8964269272a89dbf981c011655e048751fce8
SHA512 e84e68f9f5c7e6c90886e2314d57b2930c24ef8e97b028d86f7620c24a6550bf815f23e3a2db7f64ce926eff9987e9ae257a8103f64c2dce29304413a9bf26c6

memory/4756-21-0x0000000000400000-0x000000000040A000-memory.dmp

memory/4756-22-0x0000000074910000-0x00000000750C0000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i5415030.exe

MD5 aa85200912668189fee0db9db5392ef5
SHA1 98c397e9d954cefca4f7eeef1fe44beba73d3c7d
SHA256 2fe6a1ebcab653d9d6752d7f15926bb7cd7b61ca77bc51ccda24aaaccf4d38d4
SHA512 d09fb67b30d6a6244b0598cb2f0d03f34ead2cc00127aac6314f8bce703b698c6c2f978d96f4d7fd4caf1b22de4b72ad99b203e8909202116034b37cd72833d1

C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i5415030.exe

MD5 aa85200912668189fee0db9db5392ef5
SHA1 98c397e9d954cefca4f7eeef1fe44beba73d3c7d
SHA256 2fe6a1ebcab653d9d6752d7f15926bb7cd7b61ca77bc51ccda24aaaccf4d38d4
SHA512 d09fb67b30d6a6244b0598cb2f0d03f34ead2cc00127aac6314f8bce703b698c6c2f978d96f4d7fd4caf1b22de4b72ad99b203e8909202116034b37cd72833d1

memory/2968-26-0x0000000000230000-0x0000000000260000-memory.dmp

memory/2968-27-0x0000000074910000-0x00000000750C0000-memory.dmp

memory/2968-28-0x0000000005250000-0x0000000005868000-memory.dmp

memory/2968-29-0x0000000004D40000-0x0000000004E4A000-memory.dmp

memory/2968-31-0x0000000004B20000-0x0000000004B30000-memory.dmp

memory/2968-30-0x0000000004AB0000-0x0000000004AC2000-memory.dmp

memory/2968-32-0x0000000004C30000-0x0000000004C6C000-memory.dmp

memory/4756-33-0x0000000074910000-0x00000000750C0000-memory.dmp

memory/4756-35-0x0000000074910000-0x00000000750C0000-memory.dmp

memory/2968-36-0x0000000074910000-0x00000000750C0000-memory.dmp

memory/2968-37-0x0000000004B20000-0x0000000004B30000-memory.dmp