Analysis
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max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09/11/2024, 20:29
Static task
static1
Behavioral task
behavioral1
Sample
9f4aa60a552d61c185d53398dae205bb16cd46c4c283082339620c760f75f839.exe
Resource
win10v2004-20241007-en
General
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Target
9f4aa60a552d61c185d53398dae205bb16cd46c4c283082339620c760f75f839.exe
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Size
550KB
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MD5
eec746ecfada244e2ba69cda2ee50477
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SHA1
93155c66f05716bd622f3ddfb545ab18ffbccc40
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SHA256
9f4aa60a552d61c185d53398dae205bb16cd46c4c283082339620c760f75f839
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SHA512
b776e8646db8760627764c30075a63d0489e493f4e9229d798f2e7abe1aba85d6f12fd794a5e34da1e5dde8f441466a080dd80384cfcaf477330903ff910c83c
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SSDEEP
12288:OMrly90id8SH79LP9SdQ1W/5wvSQbxw0HQ0jJ0DrRUNt7jZK1S:ryiSH79OP+v1xXvjwR+7jZK1S
Malware Config
Extracted
redline
fud
193.233.20.27:4123
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auth_value
cddc991efd6918ad5321d80dac884b40
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x000b000000023b96-12.dat healer behavioral1/memory/428-15-0x00000000009C0000-0x00000000009CA000-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\DisableBehaviorMonitoring = "1" s2494Xh.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" s2494Xh.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" s2494Xh.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" s2494Xh.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" s2494Xh.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection s2494Xh.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 35 IoCs
resource yara_rule behavioral1/memory/4860-22-0x0000000002410000-0x0000000002456000-memory.dmp family_redline behavioral1/memory/4860-24-0x0000000002550000-0x0000000002594000-memory.dmp family_redline behavioral1/memory/4860-82-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-88-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-86-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-84-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-80-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-78-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-76-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-74-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-72-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-70-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-68-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-66-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-64-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-62-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-60-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-58-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-54-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-52-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-50-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-49-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-44-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-42-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-40-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-38-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-36-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-34-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-32-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-30-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-28-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-25-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-56-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-46-0x0000000002550000-0x000000000258E000-memory.dmp family_redline behavioral1/memory/4860-26-0x0000000002550000-0x000000000258E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 3 IoCs
pid Process 1712 vkCa4125kB.exe 428 s2494Xh.exe 4860 t25fm45.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" s2494Xh.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\\\"" 9f4aa60a552d61c185d53398dae205bb16cd46c4c283082339620c760f75f839.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\\\"" vkCa4125kB.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 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 9f4aa60a552d61c185d53398dae205bb16cd46c4c283082339620c760f75f839.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vkCa4125kB.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language t25fm45.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 428 s2494Xh.exe 428 s2494Xh.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 428 s2494Xh.exe Token: SeDebugPrivilege 4860 t25fm45.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1120 wrote to memory of 1712 1120 9f4aa60a552d61c185d53398dae205bb16cd46c4c283082339620c760f75f839.exe 85 PID 1120 wrote to memory of 1712 1120 9f4aa60a552d61c185d53398dae205bb16cd46c4c283082339620c760f75f839.exe 85 PID 1120 wrote to memory of 1712 1120 9f4aa60a552d61c185d53398dae205bb16cd46c4c283082339620c760f75f839.exe 85 PID 1712 wrote to memory of 428 1712 vkCa4125kB.exe 87 PID 1712 wrote to memory of 428 1712 vkCa4125kB.exe 87 PID 1712 wrote to memory of 4860 1712 vkCa4125kB.exe 98 PID 1712 wrote to memory of 4860 1712 vkCa4125kB.exe 98 PID 1712 wrote to memory of 4860 1712 vkCa4125kB.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\9f4aa60a552d61c185d53398dae205bb16cd46c4c283082339620c760f75f839.exe"C:\Users\Admin\AppData\Local\Temp\9f4aa60a552d61c185d53398dae205bb16cd46c4c283082339620c760f75f839.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1120 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkCa4125kB.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkCa4125kB.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1712 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\s2494Xh.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\s2494Xh.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:428
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\t25fm45.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\t25fm45.exe3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4860
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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
405KB
MD59b59e2edd829ca78e79acbbf7d87efa0
SHA1a0b1c134ffa73fa6a22cb2356aa7bd30be9b6443
SHA2562319769c52ef10d2b98bed657914ed6b404743446ffb6a37d0731ba4b7759326
SHA5129755b261590a400a6333f59b4f1ad7027b4a40249578c40ed2322bcadea18a27332b5302c37d23156acc7b496f7ea9d6f5875e169489deed3f506b4e6502f179
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
365KB
MD56e96f204882d8ff9c729d9186ece4226
SHA143832dfe259ab819d6a09f1e7e393bbe017c1147
SHA256d768531032cd1e367dd6e860ff3b70cdddff52d1f6b555994ed53cebdb0c83d4
SHA5121b5f498c9b839f8246e4755e5e1e2eb5cb429018ef3ada7d717c622ad0e25fced537e6eacf0e4bd93fb2d5bdd5f372d97dc2d878b85bab56d37e984a3d29cdb7