Analysis
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max time kernel
145s -
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
05-11-2024 08:08
Static task
static1
Behavioral task
behavioral1
Sample
a8ac018a2308467311da99240badca2c319721ccb7f30aa70d173e4caf0891b2.exe
Resource
win10v2004-20241007-en
General
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Target
a8ac018a2308467311da99240badca2c319721ccb7f30aa70d173e4caf0891b2.exe
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Size
665KB
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MD5
83427aa1efe3f6d66b75ecde5d9a66e0
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SHA1
540cebceb88d15c7c80f8a8959b767c194c2a6fe
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SHA256
a8ac018a2308467311da99240badca2c319721ccb7f30aa70d173e4caf0891b2
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SHA512
7d3e48d84bf0bdc7e0ff1de3e37d96c021f21c96c49d5a16bb0739b0640a496a9d85c1f06530b466629986951fc5609cbb93bc583fa5f964045e972d09733d15
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SSDEEP
12288:1MrOy90mn/BT+uDepTE6NQPnpUn+wgDDeyO8JNN8bBaz4LGUMtm:Hy1Jaua5yQQzJNN8m4rMtm
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Signatures
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Detects Healer an antivirus disabler dropper 17 IoCs
Processes:
resource yara_rule behavioral1/memory/2740-19-0x0000000002740000-0x000000000275A000-memory.dmp healer behavioral1/memory/2740-21-0x0000000002940000-0x0000000002958000-memory.dmp healer behavioral1/memory/2740-43-0x0000000002940000-0x0000000002952000-memory.dmp healer behavioral1/memory/2740-49-0x0000000002940000-0x0000000002952000-memory.dmp healer behavioral1/memory/2740-47-0x0000000002940000-0x0000000002952000-memory.dmp healer behavioral1/memory/2740-45-0x0000000002940000-0x0000000002952000-memory.dmp healer behavioral1/memory/2740-41-0x0000000002940000-0x0000000002952000-memory.dmp healer behavioral1/memory/2740-40-0x0000000002940000-0x0000000002952000-memory.dmp healer behavioral1/memory/2740-38-0x0000000002940000-0x0000000002952000-memory.dmp healer behavioral1/memory/2740-35-0x0000000002940000-0x0000000002952000-memory.dmp healer behavioral1/memory/2740-33-0x0000000002940000-0x0000000002952000-memory.dmp healer behavioral1/memory/2740-31-0x0000000002940000-0x0000000002952000-memory.dmp healer behavioral1/memory/2740-29-0x0000000002940000-0x0000000002952000-memory.dmp healer behavioral1/memory/2740-27-0x0000000002940000-0x0000000002952000-memory.dmp healer behavioral1/memory/2740-23-0x0000000002940000-0x0000000002952000-memory.dmp healer behavioral1/memory/2740-22-0x0000000002940000-0x0000000002952000-memory.dmp healer behavioral1/memory/2740-25-0x0000000002940000-0x0000000002952000-memory.dmp healer -
Healer family
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Processes:
pro7162.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro7162.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro7162.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro7162.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro7162.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro7162.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro7162.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/3960-61-0x0000000002910000-0x0000000002956000-memory.dmp family_redline behavioral1/memory/3960-62-0x00000000053F0000-0x0000000005434000-memory.dmp family_redline behavioral1/memory/3960-66-0x00000000053F0000-0x000000000542F000-memory.dmp family_redline behavioral1/memory/3960-76-0x00000000053F0000-0x000000000542F000-memory.dmp family_redline behavioral1/memory/3960-96-0x00000000053F0000-0x000000000542F000-memory.dmp family_redline behavioral1/memory/3960-94-0x00000000053F0000-0x000000000542F000-memory.dmp family_redline behavioral1/memory/3960-92-0x00000000053F0000-0x000000000542F000-memory.dmp family_redline behavioral1/memory/3960-90-0x00000000053F0000-0x000000000542F000-memory.dmp family_redline behavioral1/memory/3960-88-0x00000000053F0000-0x000000000542F000-memory.dmp family_redline behavioral1/memory/3960-86-0x00000000053F0000-0x000000000542F000-memory.dmp family_redline behavioral1/memory/3960-84-0x00000000053F0000-0x000000000542F000-memory.dmp family_redline behavioral1/memory/3960-82-0x00000000053F0000-0x000000000542F000-memory.dmp family_redline behavioral1/memory/3960-78-0x00000000053F0000-0x000000000542F000-memory.dmp family_redline behavioral1/memory/3960-74-0x00000000053F0000-0x000000000542F000-memory.dmp family_redline behavioral1/memory/3960-72-0x00000000053F0000-0x000000000542F000-memory.dmp family_redline behavioral1/memory/3960-70-0x00000000053F0000-0x000000000542F000-memory.dmp family_redline behavioral1/memory/3960-68-0x00000000053F0000-0x000000000542F000-memory.dmp family_redline behavioral1/memory/3960-80-0x00000000053F0000-0x000000000542F000-memory.dmp family_redline behavioral1/memory/3960-64-0x00000000053F0000-0x000000000542F000-memory.dmp family_redline behavioral1/memory/3960-63-0x00000000053F0000-0x000000000542F000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
Processes:
un467682.exepro7162.exequ7328.exepid process 3564 un467682.exe 2740 pro7162.exe 3960 qu7328.exe -
Processes:
pro7162.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro7162.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro7162.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
a8ac018a2308467311da99240badca2c319721ccb7f30aa70d173e4caf0891b2.exeun467682.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\\\"" a8ac018a2308467311da99240badca2c319721ccb7f30aa70d173e4caf0891b2.exe 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\\\"" un467682.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4156 2740 WerFault.exe pro7162.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
a8ac018a2308467311da99240badca2c319721ccb7f30aa70d173e4caf0891b2.exeun467682.exepro7162.exequ7328.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a8ac018a2308467311da99240badca2c319721ccb7f30aa70d173e4caf0891b2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language un467682.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pro7162.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qu7328.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
pro7162.exepid process 2740 pro7162.exe 2740 pro7162.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
pro7162.exequ7328.exedescription pid process Token: SeDebugPrivilege 2740 pro7162.exe Token: SeDebugPrivilege 3960 qu7328.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
a8ac018a2308467311da99240badca2c319721ccb7f30aa70d173e4caf0891b2.exeun467682.exedescription pid process target process PID 5008 wrote to memory of 3564 5008 a8ac018a2308467311da99240badca2c319721ccb7f30aa70d173e4caf0891b2.exe un467682.exe PID 5008 wrote to memory of 3564 5008 a8ac018a2308467311da99240badca2c319721ccb7f30aa70d173e4caf0891b2.exe un467682.exe PID 5008 wrote to memory of 3564 5008 a8ac018a2308467311da99240badca2c319721ccb7f30aa70d173e4caf0891b2.exe un467682.exe PID 3564 wrote to memory of 2740 3564 un467682.exe pro7162.exe PID 3564 wrote to memory of 2740 3564 un467682.exe pro7162.exe PID 3564 wrote to memory of 2740 3564 un467682.exe pro7162.exe PID 3564 wrote to memory of 3960 3564 un467682.exe qu7328.exe PID 3564 wrote to memory of 3960 3564 un467682.exe qu7328.exe PID 3564 wrote to memory of 3960 3564 un467682.exe qu7328.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a8ac018a2308467311da99240badca2c319721ccb7f30aa70d173e4caf0891b2.exe"C:\Users\Admin\AppData\Local\Temp\a8ac018a2308467311da99240badca2c319721ccb7f30aa70d173e4caf0891b2.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5008 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un467682.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un467682.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3564 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7162.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7162.exe3⤵
- 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:2740 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2740 -s 10844⤵
- Program crash
PID:4156 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7328.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu7328.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3960
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2740 -ip 27401⤵PID:1124
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
523KB
MD52e5811de6edef75b22ab025781a289bc
SHA1274db3f69008b4a73c08a8da0d30d4acb8a922b0
SHA2564a2f1f3c900f01007006029e083d8c6716dd016e2b1e780dbe7e057e43472fca
SHA5128056980569d90ecde62d45f99b59fbc74ac52181d3c0d9d5b5ca5c22b9da39c684bd19afe3954f44435cb9159e873d5ff603478d0535dbe4a0cff46a6ff6516f
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Filesize
294KB
MD576d80a2a18c41e54423943dfe49255de
SHA1fb26e96223c14de49563e0bf3d42bb7a75844f4e
SHA256381261590538ef2ca51b701bdc7ae7504798564cb491bf25cd92f18a4aefddbe
SHA512596b3ddcf3e64e34f4057b9eee534b316de53fe55fce12ac211cdf5615c136482728c33a9537616237d590b3485a062f8a64c01b52160ac4e8636d5f2e15aff1
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Filesize
353KB
MD51357607d5be7680bc6f550053801cebf
SHA1659db741322dc64dbc38d7c95fd7e81b4ea0bbf4
SHA25678597f4d0ff581d8dc831d3e6fe1e0b302bcb0ad7ab83e68555bcbfe365b02cc
SHA512bc2ae38d841ec047d18eec65cef09ee6d0bbb53e0e7639c0e22063e6637e45523092372b2af62a5fe28150e6ec4669edc61afc91dc4745eeecb8910bbbee3be5