Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
10-03-2024 02:03
Static task
static1
Behavioral task
behavioral1
Sample
f70eeb0cef69b27b04f9cdeffff793fec8e5a52949baa850aee6d36722aec813.exe
Resource
win10v2004-20240226-en
General
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Target
f70eeb0cef69b27b04f9cdeffff793fec8e5a52949baa850aee6d36722aec813.exe
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Size
569KB
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MD5
4f1dd109b89b8c1010efc44389e1c573
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SHA1
98480974e1f6d442b2029cb01ad94fdc82677c2d
-
SHA256
f70eeb0cef69b27b04f9cdeffff793fec8e5a52949baa850aee6d36722aec813
-
SHA512
f32b662fd57867f44a733da8c39a419380d0e64903914ff18043f08fecff0e7ba1a7739df0df37c4ee70de0d2d380484fa805bc0a22a1803a4ca0adc0b250ff8
-
SSDEEP
12288:CMrfy90Fahimz7AuxqVjcVB0QvDEsZ+ta5y+h:1yEsVAuxYjcwWLka5yW
Malware Config
Extracted
redline
mango
193.233.20.28:4125
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auth_value
ecf79d7f5227d998a3501c972d915d23
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
Processes:
resource yara_rule behavioral1/memory/4080-11-0x0000000002190000-0x00000000021AA000-memory.dmp healer behavioral1/memory/4080-17-0x0000000002620000-0x0000000002638000-memory.dmp healer behavioral1/memory/4080-21-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/4080-25-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/4080-23-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/4080-27-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/4080-33-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/4080-35-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/4080-31-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/4080-45-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/4080-43-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/4080-41-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/4080-39-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/4080-37-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/4080-29-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/4080-19-0x0000000002620000-0x0000000002632000-memory.dmp healer behavioral1/memory/4080-18-0x0000000002620000-0x0000000002632000-memory.dmp healer -
Processes:
r6857pc.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" r6857pc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" r6857pc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" r6857pc.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection r6857pc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" r6857pc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" r6857pc.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 20 IoCs
Processes:
resource yara_rule behavioral1/memory/3372-55-0x0000000002540000-0x0000000002586000-memory.dmp family_redline behavioral1/memory/3372-57-0x0000000004A90000-0x0000000004AD4000-memory.dmp family_redline behavioral1/memory/3372-60-0x0000000004A90000-0x0000000004ACE000-memory.dmp family_redline behavioral1/memory/3372-61-0x0000000004A90000-0x0000000004ACE000-memory.dmp family_redline behavioral1/memory/3372-65-0x0000000004A90000-0x0000000004ACE000-memory.dmp family_redline behavioral1/memory/3372-67-0x0000000004A90000-0x0000000004ACE000-memory.dmp family_redline behavioral1/memory/3372-69-0x0000000004A90000-0x0000000004ACE000-memory.dmp family_redline behavioral1/memory/3372-71-0x0000000004A90000-0x0000000004ACE000-memory.dmp family_redline behavioral1/memory/3372-81-0x0000000004A90000-0x0000000004ACE000-memory.dmp family_redline behavioral1/memory/3372-91-0x0000000004A90000-0x0000000004ACE000-memory.dmp family_redline behavioral1/memory/3372-95-0x0000000004A90000-0x0000000004ACE000-memory.dmp family_redline behavioral1/memory/3372-93-0x0000000004A90000-0x0000000004ACE000-memory.dmp family_redline behavioral1/memory/3372-89-0x0000000004A90000-0x0000000004ACE000-memory.dmp family_redline behavioral1/memory/3372-87-0x0000000004A90000-0x0000000004ACE000-memory.dmp family_redline behavioral1/memory/3372-85-0x0000000004A90000-0x0000000004ACE000-memory.dmp family_redline behavioral1/memory/3372-83-0x0000000004A90000-0x0000000004ACE000-memory.dmp family_redline behavioral1/memory/3372-79-0x0000000004A90000-0x0000000004ACE000-memory.dmp family_redline behavioral1/memory/3372-77-0x0000000004A90000-0x0000000004ACE000-memory.dmp family_redline behavioral1/memory/3372-75-0x0000000004A90000-0x0000000004ACE000-memory.dmp family_redline behavioral1/memory/3372-73-0x0000000004A90000-0x0000000004ACE000-memory.dmp family_redline -
Detects executables embedding registry key / value combination indicative of disabling Windows Defender features 17 IoCs
Processes:
resource yara_rule behavioral1/memory/4080-11-0x0000000002190000-0x00000000021AA000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender behavioral1/memory/4080-17-0x0000000002620000-0x0000000002638000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender behavioral1/memory/4080-21-0x0000000002620000-0x0000000002632000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender behavioral1/memory/4080-25-0x0000000002620000-0x0000000002632000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender behavioral1/memory/4080-23-0x0000000002620000-0x0000000002632000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender behavioral1/memory/4080-27-0x0000000002620000-0x0000000002632000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender behavioral1/memory/4080-33-0x0000000002620000-0x0000000002632000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender behavioral1/memory/4080-35-0x0000000002620000-0x0000000002632000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender behavioral1/memory/4080-31-0x0000000002620000-0x0000000002632000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender behavioral1/memory/4080-45-0x0000000002620000-0x0000000002632000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender behavioral1/memory/4080-43-0x0000000002620000-0x0000000002632000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender behavioral1/memory/4080-41-0x0000000002620000-0x0000000002632000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender behavioral1/memory/4080-39-0x0000000002620000-0x0000000002632000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender behavioral1/memory/4080-37-0x0000000002620000-0x0000000002632000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender behavioral1/memory/4080-29-0x0000000002620000-0x0000000002632000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender behavioral1/memory/4080-19-0x0000000002620000-0x0000000002632000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender behavioral1/memory/4080-18-0x0000000002620000-0x0000000002632000-memory.dmp INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender -
Executes dropped EXE 2 IoCs
Processes:
r6857pc.exew36bc28.exepid process 4080 r6857pc.exe 3372 w36bc28.exe -
Processes:
r6857pc.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features r6857pc.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" r6857pc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
f70eeb0cef69b27b04f9cdeffff793fec8e5a52949baa850aee6d36722aec813.exedescription 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\\\"" f70eeb0cef69b27b04f9cdeffff793fec8e5a52949baa850aee6d36722aec813.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4588 4080 WerFault.exe r6857pc.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
r6857pc.exepid process 4080 r6857pc.exe 4080 r6857pc.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
r6857pc.exew36bc28.exedescription pid process Token: SeDebugPrivilege 4080 r6857pc.exe Token: SeDebugPrivilege 3372 w36bc28.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
f70eeb0cef69b27b04f9cdeffff793fec8e5a52949baa850aee6d36722aec813.exedescription pid process target process PID 220 wrote to memory of 4080 220 f70eeb0cef69b27b04f9cdeffff793fec8e5a52949baa850aee6d36722aec813.exe r6857pc.exe PID 220 wrote to memory of 4080 220 f70eeb0cef69b27b04f9cdeffff793fec8e5a52949baa850aee6d36722aec813.exe r6857pc.exe PID 220 wrote to memory of 4080 220 f70eeb0cef69b27b04f9cdeffff793fec8e5a52949baa850aee6d36722aec813.exe r6857pc.exe PID 220 wrote to memory of 3372 220 f70eeb0cef69b27b04f9cdeffff793fec8e5a52949baa850aee6d36722aec813.exe w36bc28.exe PID 220 wrote to memory of 3372 220 f70eeb0cef69b27b04f9cdeffff793fec8e5a52949baa850aee6d36722aec813.exe w36bc28.exe PID 220 wrote to memory of 3372 220 f70eeb0cef69b27b04f9cdeffff793fec8e5a52949baa850aee6d36722aec813.exe w36bc28.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f70eeb0cef69b27b04f9cdeffff793fec8e5a52949baa850aee6d36722aec813.exe"C:\Users\Admin\AppData\Local\Temp\f70eeb0cef69b27b04f9cdeffff793fec8e5a52949baa850aee6d36722aec813.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r6857pc.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r6857pc.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4080 -s 10843⤵
- Program crash
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w36bc28.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w36bc28.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4080 -ip 40801⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\r6857pc.exeFilesize
322KB
MD58141937b23cd1895e561d8e90fdeeff3
SHA16f810e9e480564f5837461f8ccdd07c951a1bece
SHA256ddda10348c77cf0a1539c3a42ce4f71e2c1895ab9b77348256e0a1f01c0936b6
SHA51240957cd33c4be1dab98ac0c40424c868aa3be6f6265fa28df050e5a4844ac6324acb93770bc6cb7cafedabc93fab9b9179a6e6525f6b3dd6fa9e31b4d5da5bec
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w36bc28.exeFilesize
307KB
MD51c0e99190a4244dab1e573d77a88c790
SHA14ad4ee19445c2a10c3010dbc2858b4e66e674e01
SHA25698a69344fc7f63f8839f1cda32b8a57400d871ea0e618454ed4e4d9a2f001e4c
SHA512d98ccf0f430841e425c0dedb584eb97d1768d0e6f484e015e90ec100bb4a9a4e9c385357136f5ce70f69c60ca3cc08e81b3e5399dd2b08f778c73b71ba3f723a
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memory/3372-87-0x0000000004A90000-0x0000000004ACE000-memory.dmpFilesize
248KB
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memory/3372-79-0x0000000004A90000-0x0000000004ACE000-memory.dmpFilesize
248KB
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memory/3372-980-0x0000000004C00000-0x0000000004C10000-memory.dmpFilesize
64KB
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memory/3372-979-0x0000000074890000-0x0000000075040000-memory.dmpFilesize
7.7MB
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memory/3372-978-0x0000000004C00000-0x0000000004C10000-memory.dmpFilesize
64KB
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memory/3372-62-0x0000000074890000-0x0000000075040000-memory.dmpFilesize
7.7MB
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memory/3372-977-0x0000000004C00000-0x0000000004C10000-memory.dmpFilesize
64KB
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memory/3372-975-0x00000000006A0000-0x00000000007A0000-memory.dmpFilesize
1024KB
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memory/3372-973-0x00000000059F0000-0x0000000005A3C000-memory.dmpFilesize
304KB
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memory/3372-972-0x0000000004BB0000-0x0000000004BEC000-memory.dmpFilesize
240KB
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memory/3372-970-0x0000000004B90000-0x0000000004BA2000-memory.dmpFilesize
72KB
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memory/3372-971-0x0000000004C00000-0x0000000004C10000-memory.dmpFilesize
64KB
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memory/3372-969-0x00000000057E0000-0x00000000058EA000-memory.dmpFilesize
1.0MB
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memory/3372-61-0x0000000004A90000-0x0000000004ACE000-memory.dmpFilesize
248KB
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memory/3372-968-0x00000000051C0000-0x00000000057D8000-memory.dmpFilesize
6.1MB
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memory/3372-53-0x00000000006A0000-0x00000000007A0000-memory.dmpFilesize
1024KB
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memory/3372-73-0x0000000004A90000-0x0000000004ACE000-memory.dmpFilesize
248KB
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memory/3372-75-0x0000000004A90000-0x0000000004ACE000-memory.dmpFilesize
248KB
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memory/3372-77-0x0000000004A90000-0x0000000004ACE000-memory.dmpFilesize
248KB
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memory/3372-59-0x0000000004C00000-0x0000000004C10000-memory.dmpFilesize
64KB
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memory/3372-83-0x0000000004A90000-0x0000000004ACE000-memory.dmpFilesize
248KB
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memory/3372-85-0x0000000004A90000-0x0000000004ACE000-memory.dmpFilesize
248KB
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memory/3372-89-0x0000000004A90000-0x0000000004ACE000-memory.dmpFilesize
248KB
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memory/3372-93-0x0000000004A90000-0x0000000004ACE000-memory.dmpFilesize
248KB
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memory/3372-95-0x0000000004A90000-0x0000000004ACE000-memory.dmpFilesize
248KB
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memory/3372-65-0x0000000004A90000-0x0000000004ACE000-memory.dmpFilesize
248KB
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memory/3372-91-0x0000000004A90000-0x0000000004ACE000-memory.dmpFilesize
248KB
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memory/3372-55-0x0000000002540000-0x0000000002586000-memory.dmpFilesize
280KB
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memory/3372-58-0x0000000004C00000-0x0000000004C10000-memory.dmpFilesize
64KB
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memory/3372-57-0x0000000004A90000-0x0000000004AD4000-memory.dmpFilesize
272KB
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memory/3372-56-0x0000000000400000-0x0000000000469000-memory.dmpFilesize
420KB
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memory/3372-60-0x0000000004A90000-0x0000000004ACE000-memory.dmpFilesize
248KB
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memory/3372-81-0x0000000004A90000-0x0000000004ACE000-memory.dmpFilesize
248KB
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memory/3372-54-0x00000000005F0000-0x000000000063B000-memory.dmpFilesize
300KB
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memory/3372-71-0x0000000004A90000-0x0000000004ACE000-memory.dmpFilesize
248KB
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memory/3372-67-0x0000000004A90000-0x0000000004ACE000-memory.dmpFilesize
248KB
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memory/3372-69-0x0000000004A90000-0x0000000004ACE000-memory.dmpFilesize
248KB
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memory/3372-63-0x0000000004C00000-0x0000000004C10000-memory.dmpFilesize
64KB
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memory/4080-43-0x0000000002620000-0x0000000002632000-memory.dmpFilesize
72KB
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memory/4080-48-0x0000000074960000-0x0000000075110000-memory.dmpFilesize
7.7MB
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memory/4080-33-0x0000000002620000-0x0000000002632000-memory.dmpFilesize
72KB
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memory/4080-14-0x0000000004BE0000-0x0000000004BF0000-memory.dmpFilesize
64KB
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memory/4080-9-0x0000000000510000-0x000000000053D000-memory.dmpFilesize
180KB
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memory/4080-47-0x0000000000400000-0x00000000004D4000-memory.dmpFilesize
848KB
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memory/4080-18-0x0000000002620000-0x0000000002632000-memory.dmpFilesize
72KB
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memory/4080-19-0x0000000002620000-0x0000000002632000-memory.dmpFilesize
72KB
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memory/4080-8-0x00000000006E0000-0x00000000007E0000-memory.dmpFilesize
1024KB
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memory/4080-29-0x0000000002620000-0x0000000002632000-memory.dmpFilesize
72KB
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memory/4080-37-0x0000000002620000-0x0000000002632000-memory.dmpFilesize
72KB
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memory/4080-39-0x0000000002620000-0x0000000002632000-memory.dmpFilesize
72KB
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memory/4080-41-0x0000000002620000-0x0000000002632000-memory.dmpFilesize
72KB
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memory/4080-10-0x0000000000400000-0x00000000004D4000-memory.dmpFilesize
848KB
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memory/4080-45-0x0000000002620000-0x0000000002632000-memory.dmpFilesize
72KB
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memory/4080-31-0x0000000002620000-0x0000000002632000-memory.dmpFilesize
72KB
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memory/4080-35-0x0000000002620000-0x0000000002632000-memory.dmpFilesize
72KB
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memory/4080-27-0x0000000002620000-0x0000000002632000-memory.dmpFilesize
72KB
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memory/4080-23-0x0000000002620000-0x0000000002632000-memory.dmpFilesize
72KB
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memory/4080-25-0x0000000002620000-0x0000000002632000-memory.dmpFilesize
72KB
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memory/4080-21-0x0000000002620000-0x0000000002632000-memory.dmpFilesize
72KB
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memory/4080-13-0x0000000004BE0000-0x0000000004BF0000-memory.dmpFilesize
64KB
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memory/4080-16-0x0000000004BE0000-0x0000000004BF0000-memory.dmpFilesize
64KB
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memory/4080-17-0x0000000002620000-0x0000000002638000-memory.dmpFilesize
96KB
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memory/4080-15-0x0000000004BF0000-0x0000000005194000-memory.dmpFilesize
5.6MB
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memory/4080-12-0x0000000074960000-0x0000000075110000-memory.dmpFilesize
7.7MB
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memory/4080-11-0x0000000002190000-0x00000000021AA000-memory.dmpFilesize
104KB