Analysis
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max time kernel
118s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-11-2024 23:23
Static task
static1
Behavioral task
behavioral1
Sample
b5bd8e06a45c95e4388fe859814322fe36946d654b2433402c3a0036205fa750N.exe
Resource
win10v2004-20241007-en
General
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Target
b5bd8e06a45c95e4388fe859814322fe36946d654b2433402c3a0036205fa750N.exe
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Size
469KB
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MD5
0438d06c88065758284ad011ef08a020
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SHA1
d51550a6e16dff0a392c87522ff8a6e0767818f8
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SHA256
b5bd8e06a45c95e4388fe859814322fe36946d654b2433402c3a0036205fa750
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SHA512
f6fd94a4bb0ff3cb17ee5e4879e33bdb8fd8b19630c75f3aff2eb27d16591041f4cd76119bfd603dafe9badba269d9793a3f01fc5ab9214414dfe6fd07dc22fc
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SSDEEP
12288:zy90/5gFJhdkDcsDYjQkmyZ3KaM5SHxE++:zy25g92xkfZaBSRq
Malware Config
Signatures
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Detects Healer an antivirus disabler dropper 2 IoCs
resource yara_rule behavioral1/files/0x0009000000023cbc-5.dat healer behavioral1/memory/1544-8-0x00000000005F0000-0x00000000005FA000-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\DisableIOAVProtection = "1" it709630.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" it709630.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" it709630.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" it709630.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection it709630.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" it709630.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/4768-17-0x0000000002710000-0x000000000274C000-memory.dmp family_redline behavioral1/memory/4768-19-0x00000000028B0000-0x00000000028EA000-memory.dmp family_redline behavioral1/memory/4768-23-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-31-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-83-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-81-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-79-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-77-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-75-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-74-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-69-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-67-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-65-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-64-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-61-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-59-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-57-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-55-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-53-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-51-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-49-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-47-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-45-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-41-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-39-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-37-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-35-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-33-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-29-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-27-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-25-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-71-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-43-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-21-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline behavioral1/memory/4768-20-0x00000000028B0000-0x00000000028E5000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 2 IoCs
pid Process 1544 it709630.exe 4768 jr061604.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" it709630.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\\\"" b5bd8e06a45c95e4388fe859814322fe36946d654b2433402c3a0036205fa750N.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 b5bd8e06a45c95e4388fe859814322fe36946d654b2433402c3a0036205fa750N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jr061604.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1544 it709630.exe 1544 it709630.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1544 it709630.exe Token: SeDebugPrivilege 4768 jr061604.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4984 wrote to memory of 1544 4984 b5bd8e06a45c95e4388fe859814322fe36946d654b2433402c3a0036205fa750N.exe 85 PID 4984 wrote to memory of 1544 4984 b5bd8e06a45c95e4388fe859814322fe36946d654b2433402c3a0036205fa750N.exe 85 PID 4984 wrote to memory of 4768 4984 b5bd8e06a45c95e4388fe859814322fe36946d654b2433402c3a0036205fa750N.exe 93 PID 4984 wrote to memory of 4768 4984 b5bd8e06a45c95e4388fe859814322fe36946d654b2433402c3a0036205fa750N.exe 93 PID 4984 wrote to memory of 4768 4984 b5bd8e06a45c95e4388fe859814322fe36946d654b2433402c3a0036205fa750N.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\b5bd8e06a45c95e4388fe859814322fe36946d654b2433402c3a0036205fa750N.exe"C:\Users\Admin\AppData\Local\Temp\b5bd8e06a45c95e4388fe859814322fe36946d654b2433402c3a0036205fa750N.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4984 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\it709630.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\it709630.exe2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1544
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr061604.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr061604.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4768
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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
485KB
MD516c477ea7b435eabe70ede0e6f3708b4
SHA116091f04fb576c525c449454d9622bf6edb2828e
SHA25692c39015fa3230f6b46b1a6c88685e09eed7ca9dd49b8d0207eb14b5dcd70bb6
SHA512968ac210bc1afcd5f628a3743850a2cc553f34bace88d0c4ee2c7db91e03b660b6170626533a2ff577e842e0500c4e77db94382503c9e059c004845a8fc40bfc