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Analysis
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max time kernel
126s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
07/11/2024, 13:05
Static task
static1
Behavioral task
behavioral1
Sample
1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe
Resource
win10v2004-20241007-en
General
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Target
1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe
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Size
479KB
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MD5
f4e86f6586378db49f0718ca5062e7fe
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SHA1
df7f72ec423a61dc7a6adb08143eeac83f99b352
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SHA256
1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868
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SHA512
bb839fe569ed8fe1c25932ccaa7f1d6c4544630729a9eafcd3030a64599f9fd0b36cce4038db0c0913433e47fc3f10e9e73ea9e9c0a024ea9bb888367b6f7093
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SSDEEP
12288:nMrKy90dffc044SJ0WG/yqI9KARyqLEB:pyOHc044J/yqiZRyOEB
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/0x000b000000023baa-13.dat healer behavioral1/memory/3768-15-0x0000000000F30000-0x0000000000F3A000-memory.dmp healer behavioral1/memory/4816-22-0x0000000002470000-0x000000000248A000-memory.dmp healer behavioral1/memory/4816-24-0x00000000024C0000-0x00000000024D8000-memory.dmp healer behavioral1/memory/4816-25-0x00000000024C0000-0x00000000024D2000-memory.dmp healer behavioral1/memory/4816-36-0x00000000024C0000-0x00000000024D2000-memory.dmp healer behavioral1/memory/4816-52-0x00000000024C0000-0x00000000024D2000-memory.dmp healer behavioral1/memory/4816-50-0x00000000024C0000-0x00000000024D2000-memory.dmp healer behavioral1/memory/4816-48-0x00000000024C0000-0x00000000024D2000-memory.dmp healer behavioral1/memory/4816-46-0x00000000024C0000-0x00000000024D2000-memory.dmp healer behavioral1/memory/4816-44-0x00000000024C0000-0x00000000024D2000-memory.dmp healer behavioral1/memory/4816-42-0x00000000024C0000-0x00000000024D2000-memory.dmp healer behavioral1/memory/4816-40-0x00000000024C0000-0x00000000024D2000-memory.dmp healer behavioral1/memory/4816-38-0x00000000024C0000-0x00000000024D2000-memory.dmp healer behavioral1/memory/4816-34-0x00000000024C0000-0x00000000024D2000-memory.dmp healer behavioral1/memory/4816-32-0x00000000024C0000-0x00000000024D2000-memory.dmp healer behavioral1/memory/4816-30-0x00000000024C0000-0x00000000024D2000-memory.dmp healer behavioral1/memory/4816-28-0x00000000024C0000-0x00000000024D2000-memory.dmp healer behavioral1/memory/4816-26-0x00000000024C0000-0x00000000024D2000-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\DisableOnAccessProtection = "1" dti09FK.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" enn82IG.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" enn82IG.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection enn82IG.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" enn82IG.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" enn82IG.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection dti09FK.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" dti09FK.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" dti09FK.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" dti09FK.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" dti09FK.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" enn82IG.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/0x000a000000023ba8-57.dat family_redline behavioral1/memory/3612-59-0x0000000000FF0000-0x0000000001022000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 4 IoCs
pid Process 4756 nrV83By85.exe 3768 dti09FK.exe 4816 enn82IG.exe 3612 fXW71hQ.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" dti09FK.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features enn82IG.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" enn82IG.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\\\"" 1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.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\\\"" nrV83By85.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3296 4816 WerFault.exe 95 -
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 1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nrV83By85.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language enn82IG.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fXW71hQ.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3768 dti09FK.exe 3768 dti09FK.exe 4816 enn82IG.exe 4816 enn82IG.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3768 dti09FK.exe Token: SeDebugPrivilege 4816 enn82IG.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4040 wrote to memory of 4756 4040 1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe 83 PID 4040 wrote to memory of 4756 4040 1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe 83 PID 4040 wrote to memory of 4756 4040 1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe 83 PID 4756 wrote to memory of 3768 4756 nrV83By85.exe 85 PID 4756 wrote to memory of 3768 4756 nrV83By85.exe 85 PID 4756 wrote to memory of 4816 4756 nrV83By85.exe 95 PID 4756 wrote to memory of 4816 4756 nrV83By85.exe 95 PID 4756 wrote to memory of 4816 4756 nrV83By85.exe 95 PID 4040 wrote to memory of 3612 4040 1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe 100 PID 4040 wrote to memory of 3612 4040 1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe 100 PID 4040 wrote to memory of 3612 4040 1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe"C:\Users\Admin\AppData\Local\Temp\1d9f4f0c5bca7650fd1a683927272d80466b889320ff0367f6a79885ebfc9868.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4040 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrV83By85.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nrV83By85.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4756 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dti09FK.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dti09FK.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3768
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enn82IG.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\enn82IG.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:4816 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 10804⤵
- Program crash
PID:3296
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fXW71hQ.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fXW71hQ.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3612
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4816 -ip 48161⤵PID:1432
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
334KB
MD5116f253ba5de9f571fe3303566ffc441
SHA13e9e44e2c9b2b75455936b58907e2e613b9e29eb
SHA2564de339bc40271af32b8bb92fda822fc59ce084b1154d544448b136422a292773
SHA5126ad68857dfea0e8b41c9455901e94d68f31c6b0919ff24c77434b98477e8d64750a76e9071cb52f988a31ba62dd6556a1acdd3845344700ab16232f630ca85fa
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
235KB
MD56624f30ded3013757b0c939b54784923
SHA16ef093b81a84500e1e15478e221a60cef1558284
SHA256ef1da0cddbba5ac7cc5cbbb54d432058e036969776e65d3bfbb06afb705d1db8
SHA512e14cb8e0e3e2a76c2597534a08ef454cdfb6637ae32fb29280a0e38756554de2d160c499b11c8a6a0272522dc577e1d1b2d6b478e37c2e747a5321ba83069391