Analysis
-
max time kernel
120s -
max time network
122s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-11-2024 21:05
Static task
static1
Behavioral task
behavioral1
Sample
91435dfea819b62bab987ccf058cf6804c14730ec2d27412bc49ed45b38910aaN.exe
Resource
win10v2004-20241007-en
General
-
Target
91435dfea819b62bab987ccf058cf6804c14730ec2d27412bc49ed45b38910aaN.exe
-
Size
610KB
-
MD5
ae300d4645c17a73212b28906bcce2e0
-
SHA1
b01ff1442a9b2954510305367b8fcbc94822fc55
-
SHA256
91435dfea819b62bab987ccf058cf6804c14730ec2d27412bc49ed45b38910aa
-
SHA512
36c51132486dfa30103cb966addd6890f8358a6d4b1d4f36ddd452cf2beb985a405c2d66057772ab886f27ab2e24394581346ad965205c94364e3ad6881724d4
-
SSDEEP
6144:5Vp0yN90QEc0ZB/90jQQAHqoM4z50z3OK2CAkn4HHPaVfbakb/ylkk1biDGV8gCJ:Gy90iexOcdL+zeGApn6fbZJgbiaRCJ
Malware Config
Signatures
-
Detects Healer an antivirus disabler dropper 17 IoCs
resource yara_rule behavioral1/memory/4816-12-0x0000000002690000-0x00000000026AA000-memory.dmp healer behavioral1/memory/4816-14-0x00000000027E0000-0x00000000027F8000-memory.dmp healer behavioral1/memory/4816-42-0x00000000027E0000-0x00000000027F2000-memory.dmp healer behavioral1/memory/4816-41-0x00000000027E0000-0x00000000027F2000-memory.dmp healer behavioral1/memory/4816-38-0x00000000027E0000-0x00000000027F2000-memory.dmp healer behavioral1/memory/4816-36-0x00000000027E0000-0x00000000027F2000-memory.dmp healer behavioral1/memory/4816-34-0x00000000027E0000-0x00000000027F2000-memory.dmp healer behavioral1/memory/4816-32-0x00000000027E0000-0x00000000027F2000-memory.dmp healer behavioral1/memory/4816-30-0x00000000027E0000-0x00000000027F2000-memory.dmp healer behavioral1/memory/4816-28-0x00000000027E0000-0x00000000027F2000-memory.dmp healer behavioral1/memory/4816-26-0x00000000027E0000-0x00000000027F2000-memory.dmp healer behavioral1/memory/4816-24-0x00000000027E0000-0x00000000027F2000-memory.dmp healer behavioral1/memory/4816-22-0x00000000027E0000-0x00000000027F2000-memory.dmp healer behavioral1/memory/4816-20-0x00000000027E0000-0x00000000027F2000-memory.dmp healer behavioral1/memory/4816-18-0x00000000027E0000-0x00000000027F2000-memory.dmp healer behavioral1/memory/4816-16-0x00000000027E0000-0x00000000027F2000-memory.dmp healer behavioral1/memory/4816-15-0x00000000027E0000-0x00000000027F2000-memory.dmp healer -
Healer family
-
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pr818231.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pr818231.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pr818231.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pr818231.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pr818231.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pr818231.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 20 IoCs
resource yara_rule behavioral1/memory/912-55-0x0000000002850000-0x000000000288C000-memory.dmp family_redline behavioral1/memory/912-57-0x0000000005440000-0x000000000547A000-memory.dmp family_redline behavioral1/memory/912-71-0x0000000005440000-0x0000000005475000-memory.dmp family_redline behavioral1/memory/912-91-0x0000000005440000-0x0000000005475000-memory.dmp family_redline behavioral1/memory/912-89-0x0000000005440000-0x0000000005475000-memory.dmp family_redline behavioral1/memory/912-85-0x0000000005440000-0x0000000005475000-memory.dmp family_redline behavioral1/memory/912-83-0x0000000005440000-0x0000000005475000-memory.dmp family_redline behavioral1/memory/912-81-0x0000000005440000-0x0000000005475000-memory.dmp family_redline behavioral1/memory/912-79-0x0000000005440000-0x0000000005475000-memory.dmp family_redline behavioral1/memory/912-77-0x0000000005440000-0x0000000005475000-memory.dmp family_redline behavioral1/memory/912-75-0x0000000005440000-0x0000000005475000-memory.dmp family_redline behavioral1/memory/912-73-0x0000000005440000-0x0000000005475000-memory.dmp family_redline behavioral1/memory/912-69-0x0000000005440000-0x0000000005475000-memory.dmp family_redline behavioral1/memory/912-67-0x0000000005440000-0x0000000005475000-memory.dmp family_redline behavioral1/memory/912-65-0x0000000005440000-0x0000000005475000-memory.dmp family_redline behavioral1/memory/912-63-0x0000000005440000-0x0000000005475000-memory.dmp family_redline behavioral1/memory/912-87-0x0000000005440000-0x0000000005475000-memory.dmp family_redline behavioral1/memory/912-61-0x0000000005440000-0x0000000005475000-memory.dmp family_redline behavioral1/memory/912-59-0x0000000005440000-0x0000000005475000-memory.dmp family_redline behavioral1/memory/912-58-0x0000000005440000-0x0000000005475000-memory.dmp family_redline -
Redline family
-
Executes dropped EXE 2 IoCs
pid Process 4816 pr818231.exe 912 qu070961.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pr818231.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pr818231.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process 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\\\"" 91435dfea819b62bab987ccf058cf6804c14730ec2d27412bc49ed45b38910aaN.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4520 4816 WerFault.exe 85 -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 91435dfea819b62bab987ccf058cf6804c14730ec2d27412bc49ed45b38910aaN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pr818231.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qu070961.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4816 pr818231.exe 4816 pr818231.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4816 pr818231.exe Token: SeDebugPrivilege 912 qu070961.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3832 wrote to memory of 4816 3832 91435dfea819b62bab987ccf058cf6804c14730ec2d27412bc49ed45b38910aaN.exe 85 PID 3832 wrote to memory of 4816 3832 91435dfea819b62bab987ccf058cf6804c14730ec2d27412bc49ed45b38910aaN.exe 85 PID 3832 wrote to memory of 4816 3832 91435dfea819b62bab987ccf058cf6804c14730ec2d27412bc49ed45b38910aaN.exe 85 PID 3832 wrote to memory of 912 3832 91435dfea819b62bab987ccf058cf6804c14730ec2d27412bc49ed45b38910aaN.exe 100 PID 3832 wrote to memory of 912 3832 91435dfea819b62bab987ccf058cf6804c14730ec2d27412bc49ed45b38910aaN.exe 100 PID 3832 wrote to memory of 912 3832 91435dfea819b62bab987ccf058cf6804c14730ec2d27412bc49ed45b38910aaN.exe 100
Processes
-
C:\Users\Admin\AppData\Local\Temp\91435dfea819b62bab987ccf058cf6804c14730ec2d27412bc49ed45b38910aaN.exe"C:\Users\Admin\AppData\Local\Temp\91435dfea819b62bab987ccf058cf6804c14730ec2d27412bc49ed45b38910aaN.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3832 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pr818231.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\pr818231.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4816 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 10843⤵
- Program crash
PID:4520
-
-
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qu070961.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\qu070961.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:912
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4816 -ip 48161⤵PID:1460
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
403KB
MD516ea236b7dff762771940725ad9a7187
SHA16d0aac4049297d007a1491a66f2863c54adc5f56
SHA25632fc0d4b80f3fbcf6e797e4d203e378dd950ba28afbffa37a28de3dcc90b8117
SHA512fe2ba3756c57a22c9f5f1c69b7f6d6f87b13e758d31d56c3772dd50a93470e18441549680e094ef0fa416a39be1a0df6cea48a9ad7e55f04edb5b323ba6428d4
-
Filesize
486KB
MD50a2771ddfa43d74506dc6c67f0074286
SHA17882cae339ee5f146933908481899797ba95a623
SHA2568f20db8bf59f890e3b5aa4005abe2281025c82373625301af1bc29ac1c220fee
SHA5127f2e92d32853b508d838602df0605ac33976f91ccf36fa0195adbfc64ca20d1f1adabb1655c7743547ef16eb53d2f841f30c3309466e885bc03baf182cae4928