Analysis
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max time kernel
140s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-11-2024 02:21
Static task
static1
Behavioral task
behavioral1
Sample
63055f82caaaabf85ada9ff2e096e70d6afe8f6bb7d367fc50a72a8830183448.exe
Resource
win10v2004-20241007-en
General
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Target
63055f82caaaabf85ada9ff2e096e70d6afe8f6bb7d367fc50a72a8830183448.exe
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Size
441KB
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MD5
a953896385384704808984a2d556e1d0
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SHA1
fbb87e6c70fa5b0ff48aeb447f1fe48bd5935d8e
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SHA256
63055f82caaaabf85ada9ff2e096e70d6afe8f6bb7d367fc50a72a8830183448
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SHA512
a92ba7c0590ef0bed0d1ab5a6b7dceaabb61ed64387c4ac68174fa115625e9429028ff1c455b79fd5aaa02cc2e982989bb877e0b628c1531d59c54a8a33b94cc
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SSDEEP
12288:EMrTy90fBBHfL6GAggHmDz8K14OAD11S8g:HyqBHzFcgzZu+8g
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/1136-11-0x0000000004AF0000-0x0000000004B36000-memory.dmp family_redline behavioral1/memory/1136-13-0x00000000071A0000-0x00000000071E4000-memory.dmp family_redline behavioral1/memory/1136-66-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-24-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-22-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-20-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-18-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-16-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-15-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-78-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-76-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-74-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-72-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-70-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-68-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-64-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-62-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-60-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-58-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-56-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-54-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-52-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-50-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-48-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-46-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-44-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-42-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-40-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-38-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-36-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-34-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-32-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-30-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-28-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline behavioral1/memory/1136-26-0x00000000071A0000-0x00000000071DE000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 1 IoCs
pid Process 1136 lJL12IX14.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\\\"" 63055f82caaaabf85ada9ff2e096e70d6afe8f6bb7d367fc50a72a8830183448.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 63055f82caaaabf85ada9ff2e096e70d6afe8f6bb7d367fc50a72a8830183448.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lJL12IX14.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1136 lJL12IX14.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3816 wrote to memory of 1136 3816 63055f82caaaabf85ada9ff2e096e70d6afe8f6bb7d367fc50a72a8830183448.exe 83 PID 3816 wrote to memory of 1136 3816 63055f82caaaabf85ada9ff2e096e70d6afe8f6bb7d367fc50a72a8830183448.exe 83 PID 3816 wrote to memory of 1136 3816 63055f82caaaabf85ada9ff2e096e70d6afe8f6bb7d367fc50a72a8830183448.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\63055f82caaaabf85ada9ff2e096e70d6afe8f6bb7d367fc50a72a8830183448.exe"C:\Users\Admin\AppData\Local\Temp\63055f82caaaabf85ada9ff2e096e70d6afe8f6bb7d367fc50a72a8830183448.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3816 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lJL12IX14.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lJL12IX14.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1136
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
375KB
MD5eca66a6253b22d03e1a0b70086336fc9
SHA163e0f6d292b82d4e51108f26ca7bcf689f3fb3c8
SHA256634bf34bc46d7fba3270553178e53c45dbae260a736f902ecc5b4610482915c3
SHA512ae5a0d92923506e7adc7d2e1a19f24fa71b51007a087476d99d2e62064e4f634d6e38a71415e15d64468f4940eb5c23484eb8bc5fbc202626f6d529fdefd126d