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Analysis
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max time kernel
131s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
08/11/2024, 22:30
Static task
static1
Behavioral task
behavioral1
Sample
f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe
Resource
win10v2004-20241007-en
General
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Target
f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe
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Size
483KB
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MD5
ef359139e0dba621124b9c79c6365007
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SHA1
727481d026d6bae4bd43b25addf5a28eb38c2a24
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SHA256
f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d
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SHA512
6dcc83853dc4904437e10b393c0d40a78301b5f63d2d340c4a3b2878af30e64e5a07688ced3fa811536b77a36a6eafa20d5952dab4f0f4b55c9d524631b22fcc
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SSDEEP
12288:kMr1y90HgFXHB4KpP9w3sOUYMwBtNHDDLDWdmg:ZyXXlC3sOtMiB7D3g
Malware Config
Extracted
redline
fukia
193.233.20.13:4136
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auth_value
e5783636fbd9e4f0cf9a017bce02e67e
Signatures
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Detects Healer an antivirus disabler dropper 19 IoCs
resource yara_rule behavioral1/files/0x0009000000023c03-13.dat healer behavioral1/memory/4516-15-0x0000000000B00000-0x0000000000B0A000-memory.dmp healer behavioral1/memory/5036-22-0x0000000002520000-0x000000000253A000-memory.dmp healer behavioral1/memory/5036-24-0x00000000025A0000-0x00000000025B8000-memory.dmp healer behavioral1/memory/5036-25-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/5036-32-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/5036-52-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/5036-50-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/5036-48-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/5036-46-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/5036-44-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/5036-42-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/5036-40-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/5036-38-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/5036-36-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/5036-34-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/5036-30-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/5036-28-0x00000000025A0000-0x00000000025B2000-memory.dmp healer behavioral1/memory/5036-26-0x00000000025A0000-0x00000000025B2000-memory.dmp healer -
Healer family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" dzu96EP.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" etj12vI.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" etj12vI.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" etj12vI.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection dzu96EP.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" dzu96EP.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" dzu96EP.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" etj12vI.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" etj12vI.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" dzu96EP.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" dzu96EP.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection etj12vI.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 2 IoCs
resource yara_rule behavioral1/files/0x0008000000023c01-57.dat family_redline behavioral1/memory/3632-59-0x0000000000010000-0x0000000000042000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 4 IoCs
pid Process 4892 nYM43aT82.exe 4516 dzu96EP.exe 5036 etj12vI.exe 3632 fdM65uQ.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" dzu96EP.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features etj12vI.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" etj12vI.exe -
Adds Run key to start application 2 TTPs 2 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\\\"" f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.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\\\"" nYM43aT82.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4300 5036 WerFault.exe 93 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nYM43aT82.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language etj12vI.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fdM65uQ.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4516 dzu96EP.exe 4516 dzu96EP.exe 5036 etj12vI.exe 5036 etj12vI.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4516 dzu96EP.exe Token: SeDebugPrivilege 5036 etj12vI.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3096 wrote to memory of 4892 3096 f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe 83 PID 3096 wrote to memory of 4892 3096 f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe 83 PID 3096 wrote to memory of 4892 3096 f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe 83 PID 4892 wrote to memory of 4516 4892 nYM43aT82.exe 84 PID 4892 wrote to memory of 4516 4892 nYM43aT82.exe 84 PID 4892 wrote to memory of 5036 4892 nYM43aT82.exe 93 PID 4892 wrote to memory of 5036 4892 nYM43aT82.exe 93 PID 4892 wrote to memory of 5036 4892 nYM43aT82.exe 93 PID 3096 wrote to memory of 3632 3096 f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe 97 PID 3096 wrote to memory of 3632 3096 f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe 97 PID 3096 wrote to memory of 3632 3096 f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe"C:\Users\Admin\AppData\Local\Temp\f853c33234c6991ff97b9e847b2df5d764ba7228f420247cd973c71a2f6a1b6d.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3096 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nYM43aT82.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nYM43aT82.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4892 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzu96EP.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dzu96EP.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4516
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\etj12vI.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\etj12vI.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:5036 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5036 -s 10804⤵
- Program crash
PID:4300
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fdM65uQ.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fdM65uQ.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3632
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 5036 -ip 50361⤵PID:4744
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
175KB
MD5a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA13d06413341893b838549939e15f8f1eec423d71a
SHA2561a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2
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Filesize
338KB
MD54d4a4d3d1826e3715bc8ddcc29ddfcf5
SHA149989185a5c3f6e310d23e06d8986b2b08731fad
SHA2569a521b2d389029f0715e748d3f4784b9b9f9ec7cdb7c68013d79043306c97b5c
SHA5126501c8ff7719cf38d62a16486f6677a9ec3f490d15ca05c4b70cf9b69b6c760e789acba949d98b27f59249a93e3bb0bb23403999ef44ff8ff3232e28b3d6b8c9
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
258KB
MD50d12b6dc52613d919d47608afa94853d
SHA13aaba8ca69c4a3fb23d10af9db66173a47e7947f
SHA256de98d4ae2215630ea271a86b9302ec4615d0a0b83c4a3c09322246159f3b70ab
SHA51235c5046816eba7c18fa1e7db03678c815cfa090ebe5a3f74171dc1ac21a3af247497ace59db4cfc07ea0b7e224ad4a516632b94ab59e19c4ec037c1d53880ee3