Malware Analysis Report

2025-01-23 06:43

Sample ID 241105-227teazhra
Target 3a3f540ea5dbc27394cf7057d6dd48bc5feb619d22648f9c0c7b109669385d91
SHA256 3a3f540ea5dbc27394cf7057d6dd48bc5feb619d22648f9c0c7b109669385d91
Tags
healer redline dozt norm 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

3a3f540ea5dbc27394cf7057d6dd48bc5feb619d22648f9c0c7b109669385d91

Threat Level: Known bad

The file 3a3f540ea5dbc27394cf7057d6dd48bc5feb619d22648f9c0c7b109669385d91 was found to be: Known bad.

Malicious Activity Summary

healer redline dozt norm discovery dropper evasion infostealer persistence trojan

Healer family

Redline family

Modifies Windows Defender Real-time Protection settings

Detects Healer an antivirus disabler dropper

Healer

RedLine

RedLine payload

Executes dropped EXE

Checks computer location settings

Windows security modification

Adds Run key to start application

Launches sc.exe

Unsigned PE

Program crash

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-05 23:05

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-05 23:05

Reported

2024-11-05 23:08

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3a3f540ea5dbc27394cf7057d6dd48bc5feb619d22648f9c0c7b109669385d91.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
Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr235129.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\jr235129.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\jr235129.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\jr235129.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr235129.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\jr235129.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

Redline family

redline

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku103177.exe N/A

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\jr235129.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\3a3f540ea5dbc27394cf7057d6dd48bc5feb619d22648f9c0c7b109669385d91.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\ziWe5264.exe N/A

Launches sc.exe

Description Indicator Process Target
N/A N/A C:\Windows\system32\sc.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Temp\1.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr510380.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\3a3f540ea5dbc27394cf7057d6dd48bc5feb619d22648f9c0c7b109669385d91.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziWe5264.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku103177.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr235129.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr235129.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr235129.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku103177.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2136 wrote to memory of 632 N/A C:\Users\Admin\AppData\Local\Temp\3a3f540ea5dbc27394cf7057d6dd48bc5feb619d22648f9c0c7b109669385d91.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziWe5264.exe
PID 2136 wrote to memory of 632 N/A C:\Users\Admin\AppData\Local\Temp\3a3f540ea5dbc27394cf7057d6dd48bc5feb619d22648f9c0c7b109669385d91.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziWe5264.exe
PID 2136 wrote to memory of 632 N/A C:\Users\Admin\AppData\Local\Temp\3a3f540ea5dbc27394cf7057d6dd48bc5feb619d22648f9c0c7b109669385d91.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziWe5264.exe
PID 632 wrote to memory of 4392 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziWe5264.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr235129.exe
PID 632 wrote to memory of 4392 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziWe5264.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr235129.exe
PID 632 wrote to memory of 4456 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziWe5264.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku103177.exe
PID 632 wrote to memory of 4456 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziWe5264.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku103177.exe
PID 632 wrote to memory of 4456 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziWe5264.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku103177.exe
PID 4456 wrote to memory of 5860 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku103177.exe C:\Windows\Temp\1.exe
PID 4456 wrote to memory of 5860 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku103177.exe C:\Windows\Temp\1.exe
PID 4456 wrote to memory of 5860 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku103177.exe C:\Windows\Temp\1.exe
PID 2136 wrote to memory of 2916 N/A C:\Users\Admin\AppData\Local\Temp\3a3f540ea5dbc27394cf7057d6dd48bc5feb619d22648f9c0c7b109669385d91.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr510380.exe
PID 2136 wrote to memory of 2916 N/A C:\Users\Admin\AppData\Local\Temp\3a3f540ea5dbc27394cf7057d6dd48bc5feb619d22648f9c0c7b109669385d91.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr510380.exe
PID 2136 wrote to memory of 2916 N/A C:\Users\Admin\AppData\Local\Temp\3a3f540ea5dbc27394cf7057d6dd48bc5feb619d22648f9c0c7b109669385d91.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr510380.exe

Processes

C:\Users\Admin\AppData\Local\Temp\3a3f540ea5dbc27394cf7057d6dd48bc5feb619d22648f9c0c7b109669385d91.exe

"C:\Users\Admin\AppData\Local\Temp\3a3f540ea5dbc27394cf7057d6dd48bc5feb619d22648f9c0c7b109669385d91.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziWe5264.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziWe5264.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr235129.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr235129.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku103177.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku103177.exe

C:\Windows\Temp\1.exe

"C:\Windows\Temp\1.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4456 -ip 4456

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4456 -s 1376

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr510380.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr510380.exe

C:\Windows\system32\sc.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 102.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 105.209.201.84.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 29.243.111.52.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
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
FI 77.91.124.145:4125 tcp
US 8.8.8.8:53 udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziWe5264.exe

MD5 4462ba20d213e140ef80576868d5bf34
SHA1 96725c3596975a93665e160780d2f1a4c96968d5
SHA256 d5ecb08c2b2652fe5cdce7698b7755d61f315c390c54b2eebbb900c931d61698
SHA512 2392a169a5ce689482377a0e26d77fc2dc8bf043f7f78694a66cf813b7c10633f499b70bed72fac4236b1731e2f47307feaa9a3a78b107caccbbdc39428f9dbc

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr235129.exe

MD5 1c8901a325c9f541601b683989161185
SHA1 c2a083a44405ab66fbe4746978fdae680f6e9c50
SHA256 bfee4ca74d3f7b2fc9f32bd018a7d723db73b73074f0f52aee21990b0537e034
SHA512 a2e69ef7e17ead65facf4fe2ee0ef7b70b9ac86e27626b9eaa99df98a5a337b41fd4d440e7dc381986345fae21937fcd00ce631bcf600aa671ba018891e32155

memory/4392-14-0x00007FFC18343000-0x00007FFC18345000-memory.dmp

memory/4392-15-0x0000000000E50000-0x0000000000E5A000-memory.dmp

memory/4392-16-0x00007FFC18343000-0x00007FFC18345000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku103177.exe

MD5 e316ac22964bfcfc1d740a0a497d54b6
SHA1 8c49bf00a399ebe69ee487a1bc6f9f836ba10f9c
SHA256 4f44d871cfa87412deba830748901e6b767d5f7e9773115a0a7b91592441651b
SHA512 4349a3037c13c6960fcabfcfcd78f5e9ba1b5ff143ed81b66776b0c0620cea0f9d4d8f767e2cb3984061af6d7e38b95138f3aa47ec9d795895588fe4b8e46708

memory/4456-22-0x0000000004CB0000-0x0000000004D16000-memory.dmp

memory/4456-23-0x0000000004DB0000-0x0000000005354000-memory.dmp

memory/4456-24-0x0000000005360000-0x00000000053C6000-memory.dmp

memory/4456-26-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-38-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-88-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-86-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-84-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-82-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-80-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-78-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-76-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-74-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-70-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-68-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-66-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-64-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-62-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-60-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-58-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-56-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-54-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-52-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-50-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-48-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-46-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-44-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-40-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-36-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-34-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-32-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-30-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-28-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-72-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-42-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-25-0x0000000005360000-0x00000000053BF000-memory.dmp

memory/4456-2105-0x0000000005550000-0x0000000005582000-memory.dmp

C:\Windows\Temp\1.exe

MD5 1073b2e7f778788852d3f7bb79929882
SHA1 7f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4
SHA256 c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb
SHA512 90cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0

memory/5860-2118-0x0000000000690000-0x00000000006C0000-memory.dmp

memory/5860-2119-0x0000000007340000-0x0000000007346000-memory.dmp

memory/5860-2120-0x00000000055E0000-0x0000000005BF8000-memory.dmp

memory/5860-2121-0x00000000050D0000-0x00000000051DA000-memory.dmp

memory/5860-2122-0x0000000005000000-0x0000000005012000-memory.dmp

memory/5860-2123-0x0000000005060000-0x000000000509C000-memory.dmp

memory/5860-2124-0x00000000051E0000-0x000000000522C000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr510380.exe

MD5 39238c1eafaef76ec0e596aef134107d
SHA1 b9f9911a34cded41ccd485022dc1e457044564be
SHA256 2d77cca5b4a06216b2600d709f2bab0ffe5d5260e1a004112da5c3d4b5086f3c
SHA512 827882fd310fb5b19be43fe595b49959655a11305c4a63a463870be9eb72e2f8b036bff0df2eb2f2b89405400e9419941a1cdbfb5e2a2f7b42d86fa97082414a

memory/2916-2129-0x00000000003C0000-0x00000000003F0000-memory.dmp

memory/2916-2130-0x0000000004BA0000-0x0000000004BA6000-memory.dmp