Analysis
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max time kernel
144s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11/11/2024, 10:48
Static task
static1
Behavioral task
behavioral1
Sample
b329f0fda98d1ce2fd4748e699fb0d347272f41bd002a84ddb57a83f4e5c5b84.exe
Resource
win10v2004-20241007-en
General
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Target
b329f0fda98d1ce2fd4748e699fb0d347272f41bd002a84ddb57a83f4e5c5b84.exe
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Size
569KB
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MD5
7a472d1ea9d536bac06814998872ac79
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SHA1
f3742bb745286ea0edd757e078c59ffe2be16384
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SHA256
b329f0fda98d1ce2fd4748e699fb0d347272f41bd002a84ddb57a83f4e5c5b84
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SHA512
78615c778a644f6c5989d748753dc75b6c0e96eaff0c2c8753090fea5f31c73622aceffed0b07bbcb83354d73460c4461c065724c5e0bdd7de6c6f54839a8373
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SSDEEP
12288:1Mr8y90mahimz7AuxqVufv2t1GWFb2jSrIhc8V5b:ZyHsVAuxYufvcbgjS8e83
Malware Config
Extracted
redline
fud
193.233.20.27:4123
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auth_value
cddc991efd6918ad5321d80dac884b40
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
resource yara_rule behavioral1/memory/4600-12-0x0000000002200000-0x000000000221A000-memory.dmp healer behavioral1/memory/4600-14-0x0000000002760000-0x0000000002778000-memory.dmp healer behavioral1/memory/4600-15-0x0000000002760000-0x0000000002772000-memory.dmp healer behavioral1/memory/4600-42-0x0000000002760000-0x0000000002772000-memory.dmp healer behavioral1/memory/4600-40-0x0000000002760000-0x0000000002772000-memory.dmp healer behavioral1/memory/4600-39-0x0000000002760000-0x0000000002772000-memory.dmp healer behavioral1/memory/4600-36-0x0000000002760000-0x0000000002772000-memory.dmp healer behavioral1/memory/4600-34-0x0000000002760000-0x0000000002772000-memory.dmp healer behavioral1/memory/4600-32-0x0000000002760000-0x0000000002772000-memory.dmp healer behavioral1/memory/4600-30-0x0000000002760000-0x0000000002772000-memory.dmp healer behavioral1/memory/4600-29-0x0000000002760000-0x0000000002772000-memory.dmp healer behavioral1/memory/4600-26-0x0000000002760000-0x0000000002772000-memory.dmp healer behavioral1/memory/4600-24-0x0000000002760000-0x0000000002772000-memory.dmp healer behavioral1/memory/4600-22-0x0000000002760000-0x0000000002772000-memory.dmp healer behavioral1/memory/4600-20-0x0000000002760000-0x0000000002772000-memory.dmp healer behavioral1/memory/4600-18-0x0000000002760000-0x0000000002772000-memory.dmp healer behavioral1/memory/4600-17-0x0000000002760000-0x0000000002772000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection r0525Cq.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" r0525Cq.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" r0525Cq.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" r0525Cq.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" r0525Cq.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" r0525Cq.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 20 IoCs
resource yara_rule behavioral1/memory/4400-56-0x0000000002450000-0x0000000002496000-memory.dmp family_redline behavioral1/memory/4400-58-0x0000000004A40000-0x0000000004A84000-memory.dmp family_redline behavioral1/memory/4400-68-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/4400-74-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/4400-90-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/4400-88-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/4400-86-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/4400-85-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/4400-82-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/4400-80-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/4400-78-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/4400-76-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/4400-72-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/4400-70-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/4400-66-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/4400-64-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/4400-92-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/4400-62-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/4400-60-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline behavioral1/memory/4400-59-0x0000000004A40000-0x0000000004A7E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 4600 r0525Cq.exe 4400 w71Pm44.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features r0525Cq.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" r0525Cq.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\\\"" b329f0fda98d1ce2fd4748e699fb0d347272f41bd002a84ddb57a83f4e5c5b84.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1540 4600 WerFault.exe 83 -
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 b329f0fda98d1ce2fd4748e699fb0d347272f41bd002a84ddb57a83f4e5c5b84.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language r0525Cq.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language w71Pm44.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4600 r0525Cq.exe 4600 r0525Cq.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4600 r0525Cq.exe Token: SeDebugPrivilege 4400 w71Pm44.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 624 wrote to memory of 4600 624 b329f0fda98d1ce2fd4748e699fb0d347272f41bd002a84ddb57a83f4e5c5b84.exe 83 PID 624 wrote to memory of 4600 624 b329f0fda98d1ce2fd4748e699fb0d347272f41bd002a84ddb57a83f4e5c5b84.exe 83 PID 624 wrote to memory of 4600 624 b329f0fda98d1ce2fd4748e699fb0d347272f41bd002a84ddb57a83f4e5c5b84.exe 83 PID 624 wrote to memory of 4400 624 b329f0fda98d1ce2fd4748e699fb0d347272f41bd002a84ddb57a83f4e5c5b84.exe 95 PID 624 wrote to memory of 4400 624 b329f0fda98d1ce2fd4748e699fb0d347272f41bd002a84ddb57a83f4e5c5b84.exe 95 PID 624 wrote to memory of 4400 624 b329f0fda98d1ce2fd4748e699fb0d347272f41bd002a84ddb57a83f4e5c5b84.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\b329f0fda98d1ce2fd4748e699fb0d347272f41bd002a84ddb57a83f4e5c5b84.exe"C:\Users\Admin\AppData\Local\Temp\b329f0fda98d1ce2fd4748e699fb0d347272f41bd002a84ddb57a83f4e5c5b84.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:624 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r0525Cq.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r0525Cq.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:4600 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4600 -s 10803⤵
- Program crash
PID:1540
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w71Pm44.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w71Pm44.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4400
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4600 -ip 46001⤵PID:4852
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
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Downloads
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Filesize
322KB
MD58141937b23cd1895e561d8e90fdeeff3
SHA16f810e9e480564f5837461f8ccdd07c951a1bece
SHA256ddda10348c77cf0a1539c3a42ce4f71e2c1895ab9b77348256e0a1f01c0936b6
SHA51240957cd33c4be1dab98ac0c40424c868aa3be6f6265fa28df050e5a4844ac6324acb93770bc6cb7cafedabc93fab9b9179a6e6525f6b3dd6fa9e31b4d5da5bec
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Filesize
301KB
MD51b1b7303d84d7476338a36be315cf17d
SHA1cf0860478e62fc7ae6ba3c677a666b5102380245
SHA256d3f8b9ca52931ea88524319a7d1acaa2e261f4303c66baa32ea3a3f02c370cf8
SHA512f690aec4e5d2ecdcf729348028790bb7c263b89f9e7da762f77f8af7274f39310dcac222cf15fcdec143e05d3540a7650ca7006fe006ecd26b02c22448cf070d