Analysis
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max time kernel
144s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19-11-2024 19:46
Static task
static1
Behavioral task
behavioral1
Sample
1c1841c2c7c829cfd67a83cd7968d1f7c649dc07f5cdba9aaed9c777539b630e.exe
Resource
win10v2004-20241007-en
General
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Target
1c1841c2c7c829cfd67a83cd7968d1f7c649dc07f5cdba9aaed9c777539b630e.exe
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Size
380KB
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MD5
ae77b12e342a4c54eb04397e0b5e5aaa
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SHA1
7ca8173a950192e31194ed0d2abcefe2aa685666
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SHA256
1c1841c2c7c829cfd67a83cd7968d1f7c649dc07f5cdba9aaed9c777539b630e
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SHA512
66fe44cf30c1c870fbb69143908c1d9be609aa5f6f7dafe53e0b33501af09d9c5069ff082418579b291fd2a4e4180f9fba21e6db1810da7f4ba4ad71a052789d
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SSDEEP
6144:Kjy+bnr+ip0yN90QEEYIpE+6AkugoDUBYF9PiAuIroEDDYmKO:tMrGy90OYz5iIka3ZmKO
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 2 IoCs
resource yara_rule behavioral1/files/0x000c000000023b97-6.dat healer behavioral1/memory/3736-8-0x00000000000C0000-0x00000000000CA000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection sf59WG67dV58.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" sf59WG67dV58.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" sf59WG67dV58.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" sf59WG67dV58.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" sf59WG67dV58.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" sf59WG67dV58.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 35 IoCs
resource yara_rule behavioral1/memory/3144-18-0x0000000002840000-0x0000000002886000-memory.dmp family_redline behavioral1/memory/3144-20-0x00000000051D0000-0x0000000005214000-memory.dmp family_redline behavioral1/memory/3144-30-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-78-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-84-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-82-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-80-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-76-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-74-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-72-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-70-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-66-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-64-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-62-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-60-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-58-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-56-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-54-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-52-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-50-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-48-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-46-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-44-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-42-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-40-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-38-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-36-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-34-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-32-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-28-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-68-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-26-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-24-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-22-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline behavioral1/memory/3144-21-0x00000000051D0000-0x000000000520E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 3736 sf59WG67dV58.exe 3144 tf49Mb12wO14.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" sf59WG67dV58.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\\\"" 1c1841c2c7c829cfd67a83cd7968d1f7c649dc07f5cdba9aaed9c777539b630e.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 1c1841c2c7c829cfd67a83cd7968d1f7c649dc07f5cdba9aaed9c777539b630e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tf49Mb12wO14.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3736 sf59WG67dV58.exe 3736 sf59WG67dV58.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3736 sf59WG67dV58.exe Token: SeDebugPrivilege 3144 tf49Mb12wO14.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4680 wrote to memory of 3736 4680 1c1841c2c7c829cfd67a83cd7968d1f7c649dc07f5cdba9aaed9c777539b630e.exe 83 PID 4680 wrote to memory of 3736 4680 1c1841c2c7c829cfd67a83cd7968d1f7c649dc07f5cdba9aaed9c777539b630e.exe 83 PID 4680 wrote to memory of 3144 4680 1c1841c2c7c829cfd67a83cd7968d1f7c649dc07f5cdba9aaed9c777539b630e.exe 97 PID 4680 wrote to memory of 3144 4680 1c1841c2c7c829cfd67a83cd7968d1f7c649dc07f5cdba9aaed9c777539b630e.exe 97 PID 4680 wrote to memory of 3144 4680 1c1841c2c7c829cfd67a83cd7968d1f7c649dc07f5cdba9aaed9c777539b630e.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\1c1841c2c7c829cfd67a83cd7968d1f7c649dc07f5cdba9aaed9c777539b630e.exe"C:\Users\Admin\AppData\Local\Temp\1c1841c2c7c829cfd67a83cd7968d1f7c649dc07f5cdba9aaed9c777539b630e.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4680 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sf59WG67dV58.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\sf59WG67dV58.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3736
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tf49Mb12wO14.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tf49Mb12wO14.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3144
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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
12KB
MD5f900b07411b5555ffc3775e25a423fcf
SHA1d022123c255f527778efc9d92535e0630a87abd7
SHA2568a38c2f849ad02064bf8e57e70a8e79331afad8d59f34f72466804491d0de4ef
SHA512ead2fa3561e6bbac875a0f3ee70e4ab3046853e4787373fba7455c99ff00ca572e1c86bacea9b7c3b77ef902378ec453dbc4f38d4ba80df53a9ed0cc5710b6e4
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Filesize
291KB
MD5434e2d5a4767741895ef183a448da368
SHA11e1d795ae169d4068d8da31d1aa89027804a21a3
SHA256ad32f3b0b1f7b775e4235d6969f27886cc2fafeeb1bd02853fde41ddee1db27a
SHA512e50de394d28557d67ae62bba669dacf8afcc1c925cfd04dcbf07f14ff2c7939579d12337cc8ed822c82bdfcbfcd1114289eede2411113a17c8f92485a15e50f0