Analysis
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max time kernel
141s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
07/11/2024, 03:48
Static task
static1
Behavioral task
behavioral1
Sample
b92476b5536e620500dea12cf57f6beefc60c494feb295e56aea7bd6da9ef79a.exe
Resource
win10v2004-20241007-en
General
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Target
b92476b5536e620500dea12cf57f6beefc60c494feb295e56aea7bd6da9ef79a.exe
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Size
442KB
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MD5
baa54e99faa0edf14ceb05819e783bc9
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SHA1
9b28b875cf75d32eea7ce7562b0ebac2f33e41ba
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SHA256
b92476b5536e620500dea12cf57f6beefc60c494feb295e56aea7bd6da9ef79a
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SHA512
73d55024c0ada4308cf44f30bc9dab0fee4648b27f93ef796f7f6416c3fdade614d49ee80a7de3a58f9c15bf5db186e5895bce345b1312670529e93f7d928d5b
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SSDEEP
6144:Kmy+bnr+mp0yN90QERev+dIikioG/Zj/fmLLL7kOJnkNqxdIF6lGaAw6DyEvAer5:2MrOy90bTkioGhaL/Bk6eEVD6DTAM68
Malware Config
Extracted
redline
rodik
193.233.20.23:4124
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auth_value
59b6e22e7cfd9b5fa0c99d1942f7c85d
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/2124-11-0x0000000004990000-0x00000000049D6000-memory.dmp family_redline behavioral1/memory/2124-13-0x0000000004D40000-0x0000000004D84000-memory.dmp family_redline behavioral1/memory/2124-20-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-42-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-78-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-76-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-74-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-72-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-70-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-68-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-66-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-64-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-62-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-60-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-58-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-56-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-54-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-52-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-50-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-48-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-46-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-44-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-40-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-38-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-36-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-34-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-32-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-30-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-28-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-26-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-24-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-22-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-18-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-16-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline behavioral1/memory/2124-15-0x0000000004D40000-0x0000000004D7F000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 1 IoCs
pid Process 2124 eNl27Nf26.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\\\"" b92476b5536e620500dea12cf57f6beefc60c494feb295e56aea7bd6da9ef79a.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 eNl27Nf26.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b92476b5536e620500dea12cf57f6beefc60c494feb295e56aea7bd6da9ef79a.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2124 eNl27Nf26.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4992 wrote to memory of 2124 4992 b92476b5536e620500dea12cf57f6beefc60c494feb295e56aea7bd6da9ef79a.exe 85 PID 4992 wrote to memory of 2124 4992 b92476b5536e620500dea12cf57f6beefc60c494feb295e56aea7bd6da9ef79a.exe 85 PID 4992 wrote to memory of 2124 4992 b92476b5536e620500dea12cf57f6beefc60c494feb295e56aea7bd6da9ef79a.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\b92476b5536e620500dea12cf57f6beefc60c494feb295e56aea7bd6da9ef79a.exe"C:\Users\Admin\AppData\Local\Temp\b92476b5536e620500dea12cf57f6beefc60c494feb295e56aea7bd6da9ef79a.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4992 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eNl27Nf26.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\eNl27Nf26.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2124
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
344KB
MD541666d628279dd911f993bd01968f61a
SHA19fbb99c1f257d58eeb3636727502224b9b1d3517
SHA2560541f21d857e8c94d6e10b7907eb041b1a4a34052d77ef1b3bdaa8e26375816f
SHA512e68d482eab6c63cda3f9599ba1f90c14cdd1fb04629c9df6b969f8e3fcfac058a8bc8e86854893ac5bb20d2ee1a63ee80faa1ae8e9d935cd0612633034bc2793