Analysis
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max time kernel
149s -
max time network
151s -
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 14:06
Static task
static1
Behavioral task
behavioral1
Sample
ad46f78c70c11b1db65283f3b71d58fb1c6906c7737a91e89e002bf57fb07340.exe
Resource
win10v2004-20241007-en
General
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Target
ad46f78c70c11b1db65283f3b71d58fb1c6906c7737a91e89e002bf57fb07340.exe
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Size
387KB
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MD5
0cea9fba3763a94a10c15581de3a5454
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SHA1
044747a4c103f1a4cdb732fcf2080292c44f7657
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SHA256
ad46f78c70c11b1db65283f3b71d58fb1c6906c7737a91e89e002bf57fb07340
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SHA512
27f90df07d937294025b6165b475bd1211ae8611726be6ac000ba6d3febeca13d3819f296ece4d8bc90b4ce84de865212c962043fb52f969ac5fee211643fb35
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SSDEEP
12288:xMrey90gdZQW/1NOjZF37ZBWWHECpc9urE:/yBu+NOjZF37HpzIyE
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/0x000c000000023b64-5.dat healer behavioral1/memory/2980-8-0x00000000008A0000-0x00000000008AA000-memory.dmp healer -
Healer family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection s5965fJ.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" s5965fJ.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" s5965fJ.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" s5965fJ.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" s5965fJ.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" s5965fJ.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/4728-18-0x0000000004AA0000-0x0000000004AE6000-memory.dmp family_redline behavioral1/memory/4728-20-0x0000000004B70000-0x0000000004BB4000-memory.dmp family_redline behavioral1/memory/4728-72-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-84-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-82-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-80-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-78-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-76-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-74-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-70-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-68-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-66-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-64-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-62-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-60-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-58-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-56-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-54-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-50-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-48-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-47-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-44-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-42-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-40-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-38-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-36-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-34-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-32-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-28-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-26-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-24-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-22-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-52-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-30-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline behavioral1/memory/4728-21-0x0000000004B70000-0x0000000004BAE000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 2980 s5965fJ.exe 4728 t36QL91.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" s5965fJ.exe -
Adds Run key to start application 2 TTPs 1 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\\\"" ad46f78c70c11b1db65283f3b71d58fb1c6906c7737a91e89e002bf57fb07340.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 ad46f78c70c11b1db65283f3b71d58fb1c6906c7737a91e89e002bf57fb07340.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language t36QL91.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2980 s5965fJ.exe 2980 s5965fJ.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2980 s5965fJ.exe Token: SeDebugPrivilege 4728 t36QL91.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4500 wrote to memory of 2980 4500 ad46f78c70c11b1db65283f3b71d58fb1c6906c7737a91e89e002bf57fb07340.exe 84 PID 4500 wrote to memory of 2980 4500 ad46f78c70c11b1db65283f3b71d58fb1c6906c7737a91e89e002bf57fb07340.exe 84 PID 4500 wrote to memory of 4728 4500 ad46f78c70c11b1db65283f3b71d58fb1c6906c7737a91e89e002bf57fb07340.exe 92 PID 4500 wrote to memory of 4728 4500 ad46f78c70c11b1db65283f3b71d58fb1c6906c7737a91e89e002bf57fb07340.exe 92 PID 4500 wrote to memory of 4728 4500 ad46f78c70c11b1db65283f3b71d58fb1c6906c7737a91e89e002bf57fb07340.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\ad46f78c70c11b1db65283f3b71d58fb1c6906c7737a91e89e002bf57fb07340.exe"C:\Users\Admin\AppData\Local\Temp\ad46f78c70c11b1db65283f3b71d58fb1c6906c7737a91e89e002bf57fb07340.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4500 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s5965fJ.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s5965fJ.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2980
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t36QL91.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t36QL91.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4728
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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
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
301KB
MD5bd7d0997d92b4372ed4df555af7feb35
SHA198c793437da6a7593604a89fca61e9369192f417
SHA2565fb3491831556672c848f6eea070fa753aabb321f3eeb9cfef28e508bcf84bcd
SHA512cf2a7fa34d3aeda08d39d391a31d1c5c8bd332a5e73ee8374c72be07aa379c81e24449a6572fdb7f1fa5d17de4df556fa1ccd0a4c1163083bd7500e34fcb1b8c