Analysis
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max time kernel
140s -
max time network
149s -
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, 11:05
Static task
static1
Behavioral task
behavioral1
Sample
9fe5aa3009fc9988e73285365c7251f1c1e8c7b9c044bcf0c480c4c9a25dc6a5.exe
Resource
win10v2004-20241007-en
General
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Target
9fe5aa3009fc9988e73285365c7251f1c1e8c7b9c044bcf0c480c4c9a25dc6a5.exe
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Size
440KB
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MD5
0ac224ce4d54d0dec2c1e2ad824ce852
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SHA1
72f2c51fe5cc43acb9a28432d9c4a8350dfc017f
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SHA256
9fe5aa3009fc9988e73285365c7251f1c1e8c7b9c044bcf0c480c4c9a25dc6a5
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SHA512
45ad3675acf61d292501b2d3a350c3ef773c9464aeed89cf1b7aa335ac980b5c54d0579267e80dfdb42f8c89d66a72a2c512f8b40c484708830c2fd41da9732b
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SSDEEP
6144:K2y+bnr+wp0yN90QESETKwHHhtW5OSD7N75zZwKWFaBKmMDgGTgYzlH1/w:OMrsy90aQBtgHjNW9gw1zlHZw
Malware Config
Extracted
redline
ramon
193.233.20.23:4123
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auth_value
3197576965d9513f115338c233015b40
Signatures
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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/5048-11-0x0000000004C00000-0x0000000004C46000-memory.dmp family_redline behavioral1/memory/5048-13-0x0000000007200000-0x0000000007244000-memory.dmp family_redline behavioral1/memory/5048-76-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-78-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-74-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-72-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-70-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-68-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-66-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-64-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-62-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-60-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-58-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-54-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-52-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-50-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-48-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-46-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-42-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-40-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-39-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-36-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-34-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-32-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-30-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-28-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-26-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-24-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-22-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-20-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-18-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-16-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-15-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-56-0x0000000007200000-0x000000000723E000-memory.dmp family_redline behavioral1/memory/5048-44-0x0000000007200000-0x000000000723E000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 1 IoCs
pid Process 5048 wMV24tQ83.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\\\"" 9fe5aa3009fc9988e73285365c7251f1c1e8c7b9c044bcf0c480c4c9a25dc6a5.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 9fe5aa3009fc9988e73285365c7251f1c1e8c7b9c044bcf0c480c4c9a25dc6a5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wMV24tQ83.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5048 wMV24tQ83.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 856 wrote to memory of 5048 856 9fe5aa3009fc9988e73285365c7251f1c1e8c7b9c044bcf0c480c4c9a25dc6a5.exe 87 PID 856 wrote to memory of 5048 856 9fe5aa3009fc9988e73285365c7251f1c1e8c7b9c044bcf0c480c4c9a25dc6a5.exe 87 PID 856 wrote to memory of 5048 856 9fe5aa3009fc9988e73285365c7251f1c1e8c7b9c044bcf0c480c4c9a25dc6a5.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\9fe5aa3009fc9988e73285365c7251f1c1e8c7b9c044bcf0c480c4c9a25dc6a5.exe"C:\Users\Admin\AppData\Local\Temp\9fe5aa3009fc9988e73285365c7251f1c1e8c7b9c044bcf0c480c4c9a25dc6a5.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:856 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wMV24tQ83.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wMV24tQ83.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5048
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
374KB
MD58b79f6a1b67f97ca971cef540abf22e7
SHA1db4260eeab386f0e2414d3605f7424f5ac7e39e7
SHA256f10032d8e8f46511f815fe1aa9b94c8d72d3923e0768e426a513b55cea07e8e6
SHA512cf584ab63f2089aa2f72c279077a6bda456771d2c38a24c985bae0ca33059af4c5cfde25441ad1dda814cf6a9e186f8bc14335d6c5278b1350e674d8f4be4f67