Analysis
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max time kernel
131s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
06-12-2024 04:56
Static task
static1
Behavioral task
behavioral1
Sample
522707cd425ca9de34b3772fa55c0b6a707af9cd109d9bad5c0d8fe3e419a55c.exe
Resource
win10v2004-20241007-en
General
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Target
522707cd425ca9de34b3772fa55c0b6a707af9cd109d9bad5c0d8fe3e419a55c.exe
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Size
304KB
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MD5
6f9da3e946ca35ee56eb0010b74bb501
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SHA1
949c04d86516215f53b61abbfa52a157d223b015
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SHA256
522707cd425ca9de34b3772fa55c0b6a707af9cd109d9bad5c0d8fe3e419a55c
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SHA512
e086ad9b8ecd9c7e6d336b7ab052e0219161da25d280fc7755b34f822e25a66f72c45dc3fee05e9ae7340ff0d8029be83d15a65c6c558d0ff206a8880b70bee8
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SSDEEP
6144:KBy+bnr+Cp0yN90QEfSt7N//6JvBXXS57xe9x:vMrqy90F0Jqb+Ex
Malware Config
Extracted
redline
doma
185.161.248.75:4132
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auth_value
8be53af7f78567706928d0abef953ef4
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 2 IoCs
resource yara_rule behavioral1/files/0x0009000000023c9e-5.dat family_redline behavioral1/memory/1752-8-0x0000000000270000-0x000000000029A000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 1 IoCs
pid Process 1752 f6578919.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\\\"" 522707cd425ca9de34b3772fa55c0b6a707af9cd109d9bad5c0d8fe3e419a55c.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 522707cd425ca9de34b3772fa55c0b6a707af9cd109d9bad5c0d8fe3e419a55c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f6578919.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1788 wrote to memory of 1752 1788 522707cd425ca9de34b3772fa55c0b6a707af9cd109d9bad5c0d8fe3e419a55c.exe 83 PID 1788 wrote to memory of 1752 1788 522707cd425ca9de34b3772fa55c0b6a707af9cd109d9bad5c0d8fe3e419a55c.exe 83 PID 1788 wrote to memory of 1752 1788 522707cd425ca9de34b3772fa55c0b6a707af9cd109d9bad5c0d8fe3e419a55c.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\522707cd425ca9de34b3772fa55c0b6a707af9cd109d9bad5c0d8fe3e419a55c.exe"C:\Users\Admin\AppData\Local\Temp\522707cd425ca9de34b3772fa55c0b6a707af9cd109d9bad5c0d8fe3e419a55c.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1788 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\f6578919.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\f6578919.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1752
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
145KB
MD5da6c57e9e0409dcba02e3f9f4c97ac3d
SHA14285254859f7e0a8e1613e8bda4ac3f957222b4c
SHA256492fa793dde62ae5c0b0eb351295f672ff0f1db16197231dab0ed7d9d6535bf8
SHA512283c84418a7af53657c098b8173bcb97bb2d6823c05275bab5a0472f7ac708840b5c56ea8e3ee6bad4cb22a65091ee8fcc4d3b9eecfc4d2f1f8089ab93d55451