Analysis
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max time kernel
143s -
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
10/11/2024, 22:06
Static task
static1
Behavioral task
behavioral1
Sample
4a7e86c971caf008170de451f875b99a6b124dbb606acc82a223a1e31df92ab8.exe
Resource
win10v2004-20241007-en
General
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Target
4a7e86c971caf008170de451f875b99a6b124dbb606acc82a223a1e31df92ab8.exe
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Size
437KB
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MD5
8ba50147a0d3befc1eda0e7a8ec6cb51
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SHA1
eee12bc723170a0413ea1f22323fe97e0ea035e0
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SHA256
4a7e86c971caf008170de451f875b99a6b124dbb606acc82a223a1e31df92ab8
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SHA512
057276758f3209fb20badd1a9edb6aff3876fd0c2eedb017723602ccaca23b0f3a66d47fc96adc8747643ceacec87801f025bc9c467542a18135759defcf30fd
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SSDEEP
12288:1Mrty907XcQk3o8HSfpzV+/Hu6Ky6GusYDU:wygmbSfpZ+/u6KVGusYDU
Malware Config
Extracted
redline
ronur
193.233.20.20:4134
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auth_value
f88f86755a528d4b25f6f3628c460965
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/4484-12-0x0000000004C40000-0x0000000004C86000-memory.dmp family_redline behavioral1/memory/4484-14-0x0000000004CC0000-0x0000000004D04000-memory.dmp family_redline behavioral1/memory/4484-70-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-78-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-76-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-74-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-72-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-68-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-64-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-62-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-60-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-58-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-54-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-50-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-48-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-46-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-44-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-40-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-38-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-37-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-35-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-66-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-56-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-52-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-42-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-32-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-30-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-28-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-26-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-24-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-22-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-20-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-18-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-16-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline behavioral1/memory/4484-15-0x0000000004CC0000-0x0000000004CFE000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 1 IoCs
pid Process 4484 eyh96eR53.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\\\"" 4a7e86c971caf008170de451f875b99a6b124dbb606acc82a223a1e31df92ab8.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 eyh96eR53.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4a7e86c971caf008170de451f875b99a6b124dbb606acc82a223a1e31df92ab8.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4484 eyh96eR53.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3228 wrote to memory of 4484 3228 4a7e86c971caf008170de451f875b99a6b124dbb606acc82a223a1e31df92ab8.exe 83 PID 3228 wrote to memory of 4484 3228 4a7e86c971caf008170de451f875b99a6b124dbb606acc82a223a1e31df92ab8.exe 83 PID 3228 wrote to memory of 4484 3228 4a7e86c971caf008170de451f875b99a6b124dbb606acc82a223a1e31df92ab8.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\4a7e86c971caf008170de451f875b99a6b124dbb606acc82a223a1e31df92ab8.exe"C:\Users\Admin\AppData\Local\Temp\4a7e86c971caf008170de451f875b99a6b124dbb606acc82a223a1e31df92ab8.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3228 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eyh96eR53.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eyh96eR53.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4484
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
318KB
MD5e4f88c8bb3ab557c1d81538d0502a383
SHA1a166ee437dd19429a8cf6305193ca6a6aae95a1f
SHA256393774bea391742496d0d25d96eaeb5208a479bac33b82514df4af2070bdae7d
SHA512691d4366d6f6ad181a652486d4559e50507e7f7bf8fb114c54316f0b5f005a1fbc8d8fed8f0b51d02c6ef94eee8c3c5a7b973f61d49b01f3bf2f057610e896de