Analysis
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max time kernel
147s -
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 22:44
Static task
static1
Behavioral task
behavioral1
Sample
5c00b1fd652a3b1f643c788b2503548e33859b8c5ee6fa58b6c509e1ac79f3d6.exe
Resource
win10v2004-20241007-en
General
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Target
5c00b1fd652a3b1f643c788b2503548e33859b8c5ee6fa58b6c509e1ac79f3d6.exe
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Size
695KB
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MD5
50892fe5e350c65ea4e4293ec94dc118
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SHA1
3844c279f641a89bd654faaea8926b3089824dcb
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SHA256
5c00b1fd652a3b1f643c788b2503548e33859b8c5ee6fa58b6c509e1ac79f3d6
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SHA512
62cf556da698267124a0d5c1b8e32cdd00a3f60e2c0cd0edf127177a0851c416ed88d534843d66c3c0ff5b9afd1ba281f699821584d2c8009e45c2583b591179
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SSDEEP
12288:bMr8y90GDiSkWjLURGx7BhYihKU4PYI1pZ2YCSEv/a5VmjF78/v:PyB1kkZB2q4k9/cVmsv
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/3748-18-0x0000000004D70000-0x0000000004D8A000-memory.dmp healer behavioral1/memory/3748-20-0x0000000007270000-0x0000000007288000-memory.dmp healer behavioral1/memory/3748-28-0x0000000007270000-0x0000000007282000-memory.dmp healer behavioral1/memory/3748-46-0x0000000007270000-0x0000000007282000-memory.dmp healer behavioral1/memory/3748-44-0x0000000007270000-0x0000000007282000-memory.dmp healer behavioral1/memory/3748-42-0x0000000007270000-0x0000000007282000-memory.dmp healer behavioral1/memory/3748-41-0x0000000007270000-0x0000000007282000-memory.dmp healer behavioral1/memory/3748-38-0x0000000007270000-0x0000000007282000-memory.dmp healer behavioral1/memory/3748-37-0x0000000007270000-0x0000000007282000-memory.dmp healer behavioral1/memory/3748-34-0x0000000007270000-0x0000000007282000-memory.dmp healer behavioral1/memory/3748-32-0x0000000007270000-0x0000000007282000-memory.dmp healer behavioral1/memory/3748-48-0x0000000007270000-0x0000000007282000-memory.dmp healer behavioral1/memory/3748-30-0x0000000007270000-0x0000000007282000-memory.dmp healer behavioral1/memory/3748-24-0x0000000007270000-0x0000000007282000-memory.dmp healer behavioral1/memory/3748-22-0x0000000007270000-0x0000000007282000-memory.dmp healer behavioral1/memory/3748-21-0x0000000007270000-0x0000000007282000-memory.dmp healer behavioral1/memory/3748-27-0x0000000007270000-0x0000000007282000-memory.dmp healer -
Healer family
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Processes:
pro4753.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro4753.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro4753.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro4753.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro4753.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro4753.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro4753.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/2652-59-0x0000000004B80000-0x0000000004BC6000-memory.dmp family_redline behavioral1/memory/2652-60-0x0000000007770000-0x00000000077B4000-memory.dmp family_redline behavioral1/memory/2652-80-0x0000000007770000-0x00000000077AF000-memory.dmp family_redline behavioral1/memory/2652-94-0x0000000007770000-0x00000000077AF000-memory.dmp family_redline behavioral1/memory/2652-92-0x0000000007770000-0x00000000077AF000-memory.dmp family_redline behavioral1/memory/2652-90-0x0000000007770000-0x00000000077AF000-memory.dmp family_redline behavioral1/memory/2652-88-0x0000000007770000-0x00000000077AF000-memory.dmp family_redline behavioral1/memory/2652-86-0x0000000007770000-0x00000000077AF000-memory.dmp family_redline behavioral1/memory/2652-84-0x0000000007770000-0x00000000077AF000-memory.dmp family_redline behavioral1/memory/2652-82-0x0000000007770000-0x00000000077AF000-memory.dmp family_redline behavioral1/memory/2652-78-0x0000000007770000-0x00000000077AF000-memory.dmp family_redline behavioral1/memory/2652-76-0x0000000007770000-0x00000000077AF000-memory.dmp family_redline behavioral1/memory/2652-74-0x0000000007770000-0x00000000077AF000-memory.dmp family_redline behavioral1/memory/2652-72-0x0000000007770000-0x00000000077AF000-memory.dmp family_redline behavioral1/memory/2652-70-0x0000000007770000-0x00000000077AF000-memory.dmp family_redline behavioral1/memory/2652-68-0x0000000007770000-0x00000000077AF000-memory.dmp family_redline behavioral1/memory/2652-66-0x0000000007770000-0x00000000077AF000-memory.dmp family_redline behavioral1/memory/2652-64-0x0000000007770000-0x00000000077AF000-memory.dmp family_redline behavioral1/memory/2652-62-0x0000000007770000-0x00000000077AF000-memory.dmp family_redline behavioral1/memory/2652-61-0x0000000007770000-0x00000000077AF000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
Processes:
un870913.exepro4753.exequ2448.exepid process 3704 un870913.exe 3748 pro4753.exe 2652 qu2448.exe -
Processes:
pro4753.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro4753.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro4753.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
5c00b1fd652a3b1f643c788b2503548e33859b8c5ee6fa58b6c509e1ac79f3d6.exeun870913.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\\\"" 5c00b1fd652a3b1f643c788b2503548e33859b8c5ee6fa58b6c509e1ac79f3d6.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\\\"" un870913.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2880 3748 WerFault.exe pro4753.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:
5c00b1fd652a3b1f643c788b2503548e33859b8c5ee6fa58b6c509e1ac79f3d6.exeun870913.exepro4753.exequ2448.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5c00b1fd652a3b1f643c788b2503548e33859b8c5ee6fa58b6c509e1ac79f3d6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language un870913.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language pro4753.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qu2448.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
pro4753.exepid process 3748 pro4753.exe 3748 pro4753.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
pro4753.exequ2448.exedescription pid process Token: SeDebugPrivilege 3748 pro4753.exe Token: SeDebugPrivilege 2652 qu2448.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
5c00b1fd652a3b1f643c788b2503548e33859b8c5ee6fa58b6c509e1ac79f3d6.exeun870913.exedescription pid process target process PID 2932 wrote to memory of 3704 2932 5c00b1fd652a3b1f643c788b2503548e33859b8c5ee6fa58b6c509e1ac79f3d6.exe un870913.exe PID 2932 wrote to memory of 3704 2932 5c00b1fd652a3b1f643c788b2503548e33859b8c5ee6fa58b6c509e1ac79f3d6.exe un870913.exe PID 2932 wrote to memory of 3704 2932 5c00b1fd652a3b1f643c788b2503548e33859b8c5ee6fa58b6c509e1ac79f3d6.exe un870913.exe PID 3704 wrote to memory of 3748 3704 un870913.exe pro4753.exe PID 3704 wrote to memory of 3748 3704 un870913.exe pro4753.exe PID 3704 wrote to memory of 3748 3704 un870913.exe pro4753.exe PID 3704 wrote to memory of 2652 3704 un870913.exe qu2448.exe PID 3704 wrote to memory of 2652 3704 un870913.exe qu2448.exe PID 3704 wrote to memory of 2652 3704 un870913.exe qu2448.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5c00b1fd652a3b1f643c788b2503548e33859b8c5ee6fa58b6c509e1ac79f3d6.exe"C:\Users\Admin\AppData\Local\Temp\5c00b1fd652a3b1f643c788b2503548e33859b8c5ee6fa58b6c509e1ac79f3d6.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2932 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un870913.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un870913.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3704 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4753.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4753.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:3748 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3748 -s 10804⤵
- Program crash
PID:2880 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2448.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2448.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2652
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3748 -ip 37481⤵PID:1240
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
554KB
MD50e4e4decac7801e67187c4b4cd07bf6e
SHA1880331827c8468d65199688efa4983b21529afdf
SHA256e6dd5ee85fd00d2d1a0ae19bc2108fb28ae59db29a13cfec044017cd5dd8137f
SHA512243cc2ccf8e702b7633601b6a30dc081d6c70113849245d52a8668ed95f30f5b4fb0ffeb5c53b910863b6bdf6c366537763c59d3a8860d4e91d82497640799f0
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Filesize
347KB
MD5eb0585948ec69337ed140b499788e42c
SHA1db60674874b506c84b26291fb4c3fc1b3e13f598
SHA2561b499b708d8502a68a0a7ac084172aed1ca76d24d5bd5b6ef16f7b8a813999ba
SHA5127f6ad372fc6ce37b3ffab53f2eab9e51e23ce312fa4dcaf05720aaafe5eac401fdae36c462ccf71e61f9b8fea4ec95e274b62e45def280daa394677e9209a30e
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Filesize
405KB
MD5bb39639a71a370b7a95ad74b8b225700
SHA1b5aa9db3a19b6d8de2fae6c6080cc8670724a2dd
SHA256b82395ebbd6156362a25b72036652312f994b4ffeacaf9e1551a11f65bdaffc6
SHA512a1ea985db5142b92b943504d7e0670eec3da94990c99ddd2b7b168df5cd5abfa930d2b72d038706907865c3fd33163d47d790493b7bd31f97fa1d6436f86887a