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Analysis
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max time kernel
149s -
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
08/11/2024, 07:02
Static task
static1
Behavioral task
behavioral1
Sample
df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe
Resource
win10v2004-20241007-en
General
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Target
df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe
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Size
471KB
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MD5
7ca20bf7750d846a8a15ff814b63c62a
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SHA1
490d1d1c2488cf914d8a123879819a8ae7437e5a
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SHA256
df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9
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SHA512
aa8a138e9519933caa3a002bd7946a4d5b4173300f1c90c0942a6fa1edcd8db6a52b542d6be8e3ff0a6ae9a5cfe9f9679b3880b359684552c968cc9c3a4488ff
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SSDEEP
12288:RMrRy90qU75VF9eOpU4wP9ptFT12zjBEj+:cyedVneKU4wP9jFT12zjI+
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 17 IoCs
resource yara_rule behavioral1/memory/3708-19-0x0000000002500000-0x000000000251A000-memory.dmp healer behavioral1/memory/3708-21-0x0000000002750000-0x0000000002768000-memory.dmp healer behavioral1/memory/3708-23-0x0000000002750000-0x0000000002762000-memory.dmp healer behavioral1/memory/3708-47-0x0000000002750000-0x0000000002762000-memory.dmp healer behavioral1/memory/3708-49-0x0000000002750000-0x0000000002762000-memory.dmp healer behavioral1/memory/3708-45-0x0000000002750000-0x0000000002762000-memory.dmp healer behavioral1/memory/3708-43-0x0000000002750000-0x0000000002762000-memory.dmp healer behavioral1/memory/3708-41-0x0000000002750000-0x0000000002762000-memory.dmp healer behavioral1/memory/3708-39-0x0000000002750000-0x0000000002762000-memory.dmp healer behavioral1/memory/3708-37-0x0000000002750000-0x0000000002762000-memory.dmp healer behavioral1/memory/3708-35-0x0000000002750000-0x0000000002762000-memory.dmp healer behavioral1/memory/3708-33-0x0000000002750000-0x0000000002762000-memory.dmp healer behavioral1/memory/3708-31-0x0000000002750000-0x0000000002762000-memory.dmp healer behavioral1/memory/3708-30-0x0000000002750000-0x0000000002762000-memory.dmp healer behavioral1/memory/3708-27-0x0000000002750000-0x0000000002762000-memory.dmp healer behavioral1/memory/3708-25-0x0000000002750000-0x0000000002762000-memory.dmp healer behavioral1/memory/3708-22-0x0000000002750000-0x0000000002762000-memory.dmp healer -
Healer family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" bWg99dO.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" bWg99dO.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection bWg99dO.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" bWg99dO.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" bWg99dO.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" bWg99dO.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/0x000a000000023b8c-59.dat family_redline behavioral1/memory/1552-60-0x00000000000D0000-0x0000000000102000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 2608 nhf00HV.exe 3708 bWg99dO.exe 1552 dLO41Nr.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features bWg99dO.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" bWg99dO.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\\\"" df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.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\\\"" nhf00HV.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4604 3708 WerFault.exe 84 -
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 df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nhf00HV.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bWg99dO.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dLO41Nr.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3708 bWg99dO.exe 3708 bWg99dO.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3708 bWg99dO.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 5084 wrote to memory of 2608 5084 df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe 83 PID 5084 wrote to memory of 2608 5084 df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe 83 PID 5084 wrote to memory of 2608 5084 df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe 83 PID 2608 wrote to memory of 3708 2608 nhf00HV.exe 84 PID 2608 wrote to memory of 3708 2608 nhf00HV.exe 84 PID 2608 wrote to memory of 3708 2608 nhf00HV.exe 84 PID 2608 wrote to memory of 1552 2608 nhf00HV.exe 99 PID 2608 wrote to memory of 1552 2608 nhf00HV.exe 99 PID 2608 wrote to memory of 1552 2608 nhf00HV.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe"C:\Users\Admin\AppData\Local\Temp\df5d37d5fdbe9b08e322d68c8f4c5bdfbee34911ddb3bf6f9470be6b37da44e9.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5084 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhf00HV.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nhf00HV.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2608 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWg99dO.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bWg99dO.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:3708 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3708 -s 10844⤵
- Program crash
PID:4604
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dLO41Nr.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dLO41Nr.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1552
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3708 -ip 37081⤵PID:2584
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
367KB
MD5dda80c4ee77245d04e7a8c9c254877ff
SHA18e3f7f75aa725f46fb3f9e26e12bcdc2d0f6d8ad
SHA256088f67bd7adb26d9de4d9219ffa7a737193ad7daebbf4ec194bbad36ffbba2b3
SHA51230a5b659d431d491c5968b604f2c9d894ffe5a339ee2a59b246a4f137f2f319a820f0961f8a5be24ebec3d2f35a0820a70d689175729d5291258b8b548f1a360
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Filesize
221KB
MD599306f4f243e87352b9fd6cef279f774
SHA1b7ece82b3d7bd140a91b0f408e97348c7a8295a2
SHA256f2323bceef31177edceb46db74c69a961cb871e9a16369fff454ac0f48b29b9b
SHA512ec7c6f840cb60af2bbd615cdf0dab847e0573000eb5afc684d6c0dbd39893fb411a2232ab68a9ec28f6608eebc1e6329b695a02ac5a2b6710a219b7e861f9d0d
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Filesize
175KB
MD5a5f5c5d6291c7ae9e1d1b7ed1e551490
SHA13d06413341893b838549939e15f8f1eec423d71a
SHA2561a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e
SHA512d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2