Analysis
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max time kernel
143s -
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
04/11/2024, 13:57
Static task
static1
Behavioral task
behavioral1
Sample
af1b400c4d8b07b2e642b61dac0e1edb4ba3681ef725a57bfe776116f34619df.exe
Resource
win10v2004-20241007-en
General
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Target
af1b400c4d8b07b2e642b61dac0e1edb4ba3681ef725a57bfe776116f34619df.exe
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Size
837KB
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MD5
2c8fcbde73b0ac124981e8025f947df4
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SHA1
cc31a77f9a6521668e056bbad67565a9fbede9dc
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SHA256
af1b400c4d8b07b2e642b61dac0e1edb4ba3681ef725a57bfe776116f34619df
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SHA512
cc1c65c44192e2ae1325f86814587f0cad8303850f1c6f7107f9df6bc06e32d398e1323f0dd3c9cc0951d492920a0877f98569b6bdc2075ca3e98053a914da56
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SSDEEP
12288:4Mr7y90MxrBAmuBcJ/8wHBkItJJJNLj441iLiQYqb4pnZaUaAfcXG9XOjci5o:DyXrBBuM/hBkEvl4FLBKZaUaB4ici6
Malware Config
Extracted
redline
gena
193.233.20.30:4125
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auth_value
93c20961cb6b06b2d5781c212db6201e
Signatures
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Detects Healer an antivirus disabler dropper 19 IoCs
resource yara_rule behavioral1/files/0x0008000000023ca4-19.dat healer behavioral1/memory/2096-22-0x0000000000B60000-0x0000000000B6A000-memory.dmp healer behavioral1/memory/2456-29-0x0000000004940000-0x000000000495A000-memory.dmp healer behavioral1/memory/2456-31-0x0000000004B30000-0x0000000004B48000-memory.dmp healer behavioral1/memory/2456-32-0x0000000004B30000-0x0000000004B42000-memory.dmp healer behavioral1/memory/2456-39-0x0000000004B30000-0x0000000004B42000-memory.dmp healer behavioral1/memory/2456-57-0x0000000004B30000-0x0000000004B42000-memory.dmp healer behavioral1/memory/2456-55-0x0000000004B30000-0x0000000004B42000-memory.dmp healer behavioral1/memory/2456-53-0x0000000004B30000-0x0000000004B42000-memory.dmp healer behavioral1/memory/2456-51-0x0000000004B30000-0x0000000004B42000-memory.dmp healer behavioral1/memory/2456-49-0x0000000004B30000-0x0000000004B42000-memory.dmp healer behavioral1/memory/2456-47-0x0000000004B30000-0x0000000004B42000-memory.dmp healer behavioral1/memory/2456-45-0x0000000004B30000-0x0000000004B42000-memory.dmp healer behavioral1/memory/2456-43-0x0000000004B30000-0x0000000004B42000-memory.dmp healer behavioral1/memory/2456-41-0x0000000004B30000-0x0000000004B42000-memory.dmp healer behavioral1/memory/2456-37-0x0000000004B30000-0x0000000004B42000-memory.dmp healer behavioral1/memory/2456-35-0x0000000004B30000-0x0000000004B42000-memory.dmp healer behavioral1/memory/2456-59-0x0000000004B30000-0x0000000004B42000-memory.dmp healer behavioral1/memory/2456-33-0x0000000004B30000-0x0000000004B42000-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\DisableScanOnRealtimeEnable = "1" f4939Pm.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection h95Bl34.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" h95Bl34.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" h95Bl34.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" h95Bl34.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" f4939Pm.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" f4939Pm.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" f4939Pm.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" h95Bl34.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" h95Bl34.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection f4939Pm.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" f4939Pm.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 20 IoCs
resource yara_rule behavioral1/memory/4276-67-0x0000000004990000-0x00000000049D6000-memory.dmp family_redline behavioral1/memory/4276-68-0x0000000007120000-0x0000000007164000-memory.dmp family_redline behavioral1/memory/4276-70-0x0000000007120000-0x000000000715E000-memory.dmp family_redline behavioral1/memory/4276-92-0x0000000007120000-0x000000000715E000-memory.dmp family_redline behavioral1/memory/4276-100-0x0000000007120000-0x000000000715E000-memory.dmp family_redline behavioral1/memory/4276-98-0x0000000007120000-0x000000000715E000-memory.dmp family_redline behavioral1/memory/4276-96-0x0000000007120000-0x000000000715E000-memory.dmp family_redline behavioral1/memory/4276-94-0x0000000007120000-0x000000000715E000-memory.dmp family_redline behavioral1/memory/4276-90-0x0000000007120000-0x000000000715E000-memory.dmp family_redline behavioral1/memory/4276-88-0x0000000007120000-0x000000000715E000-memory.dmp family_redline behavioral1/memory/4276-86-0x0000000007120000-0x000000000715E000-memory.dmp family_redline behavioral1/memory/4276-84-0x0000000007120000-0x000000000715E000-memory.dmp family_redline behavioral1/memory/4276-82-0x0000000007120000-0x000000000715E000-memory.dmp family_redline behavioral1/memory/4276-80-0x0000000007120000-0x000000000715E000-memory.dmp family_redline behavioral1/memory/4276-78-0x0000000007120000-0x000000000715E000-memory.dmp family_redline behavioral1/memory/4276-76-0x0000000007120000-0x000000000715E000-memory.dmp family_redline behavioral1/memory/4276-74-0x0000000007120000-0x000000000715E000-memory.dmp family_redline behavioral1/memory/4276-102-0x0000000007120000-0x000000000715E000-memory.dmp family_redline behavioral1/memory/4276-72-0x0000000007120000-0x000000000715E000-memory.dmp family_redline behavioral1/memory/4276-69-0x0000000007120000-0x000000000715E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 5 IoCs
pid Process 3136 niba0925.exe 792 niba4939.exe 2096 f4939Pm.exe 2456 h95Bl34.exe 4276 icDfJ13.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" f4939Pm.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features h95Bl34.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" h95Bl34.exe -
Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process 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\\\"" niba0925.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" niba4939.exe 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\\\"" af1b400c4d8b07b2e642b61dac0e1edb4ba3681ef725a57bfe776116f34619df.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4504 2456 WerFault.exe 95 -
System Location Discovery: System Language Discovery 1 TTPs 5 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 h95Bl34.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language icDfJ13.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language af1b400c4d8b07b2e642b61dac0e1edb4ba3681ef725a57bfe776116f34619df.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language niba0925.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language niba4939.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2096 f4939Pm.exe 2096 f4939Pm.exe 2456 h95Bl34.exe 2456 h95Bl34.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2096 f4939Pm.exe Token: SeDebugPrivilege 2456 h95Bl34.exe Token: SeDebugPrivilege 4276 icDfJ13.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1800 wrote to memory of 3136 1800 af1b400c4d8b07b2e642b61dac0e1edb4ba3681ef725a57bfe776116f34619df.exe 84 PID 1800 wrote to memory of 3136 1800 af1b400c4d8b07b2e642b61dac0e1edb4ba3681ef725a57bfe776116f34619df.exe 84 PID 1800 wrote to memory of 3136 1800 af1b400c4d8b07b2e642b61dac0e1edb4ba3681ef725a57bfe776116f34619df.exe 84 PID 3136 wrote to memory of 792 3136 niba0925.exe 85 PID 3136 wrote to memory of 792 3136 niba0925.exe 85 PID 3136 wrote to memory of 792 3136 niba0925.exe 85 PID 792 wrote to memory of 2096 792 niba4939.exe 86 PID 792 wrote to memory of 2096 792 niba4939.exe 86 PID 792 wrote to memory of 2456 792 niba4939.exe 95 PID 792 wrote to memory of 2456 792 niba4939.exe 95 PID 792 wrote to memory of 2456 792 niba4939.exe 95 PID 3136 wrote to memory of 4276 3136 niba0925.exe 99 PID 3136 wrote to memory of 4276 3136 niba0925.exe 99 PID 3136 wrote to memory of 4276 3136 niba0925.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\af1b400c4d8b07b2e642b61dac0e1edb4ba3681ef725a57bfe776116f34619df.exe"C:\Users\Admin\AppData\Local\Temp\af1b400c4d8b07b2e642b61dac0e1edb4ba3681ef725a57bfe776116f34619df.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1800 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba0925.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\niba0925.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3136 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\niba4939.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\niba4939.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:792 -
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f4939Pm.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f4939Pm.exe4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2096
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C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\h95Bl34.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\h95Bl34.exe4⤵
- 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:2456 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 10885⤵
- Program crash
PID:4504
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\icDfJ13.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\icDfJ13.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4276
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2456 -ip 24561⤵PID:3116
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
Loading Replay Monitor...
Downloads
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Filesize
694KB
MD56fb5523286e28007ae541dff2ca0db7c
SHA10e1ccdc1747b266c96fc38a0e5b9f94069cf2dad
SHA25677a26e898cd2def5131cd99026f7385734d21d72c2965a821a71f26e335066d1
SHA51209c1e893861fa819952e5782751724b6ef4652de5289ddfb2586536757c0aa17205607471f5c7a23bed76422f93a25109d6d1142fd44fce2500bc4caef9bdd00
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Filesize
391KB
MD51280aafb4e5289256d117f67cb976a29
SHA1e33f625b0f9bd074641a89b4403ec2f1cae24ef5
SHA25603efc3161d8c55d203649864da0da37792ba4de89f2385ac6483f77ddbbd0cab
SHA512a9c730f887e5149a31bfdebafd3424ba06039cc180738db7632dfe242cf3a79edd989cf5139b70e5703887514b7c39acb6d3e8850a5a87a64830d4fdca311805
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Filesize
344KB
MD564a257a7d0fc1d5480d84b8ed7bd44df
SHA17cd8dc291b4f63c7722cb0b02e6a6fe1ad5a2175
SHA2564a9048a1d6b09d3a853facb93e267ecad1bef9116dd877cf56352423109aa212
SHA51231727e6a32d4f4ba207718e30d81b83eb02cbff964b9085f252f53c0a6ed20c81e337011fbff8bd4d119ddb7990381ff69cc7ad85749608b30e7320819f4452b
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
333KB
MD57125a556a497573aa700949ee7d5743c
SHA1633af8d0f7fc72c3fd02ffb8a2a58d6bde41da7c
SHA256fbdca129280e5e29f199aa5625a02fd7e109e97eb303a7bab131d90512df4814
SHA5125500aa76897f7b9ba1e47981092940fdb66ee8b7a4eaae637ec10b1b98e46ffaabf571bd8158fe02d2ea50cf94e705b519c6e8d1a0ad9446f8ef8c09de7ac2be