Analysis
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max time kernel
136s -
max time network
166s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
12-02-2024 03:54
Static task
static1
Behavioral task
behavioral1
Sample
5c26e89aec6aa01ff423ead562a010de523565035992b4b6675747b69ac2e6ad.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
5c26e89aec6aa01ff423ead562a010de523565035992b4b6675747b69ac2e6ad.exe
Resource
win10v2004-20231215-en
General
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Target
5c26e89aec6aa01ff423ead562a010de523565035992b4b6675747b69ac2e6ad.exe
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Size
473KB
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MD5
70ac96d1219c3f70b75ffeb5becc1b87
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SHA1
a24fef4b70d971c3b23888c3cba62689b851b38d
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SHA256
5c26e89aec6aa01ff423ead562a010de523565035992b4b6675747b69ac2e6ad
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SHA512
d4a590bd830fa2d9ad86dd4d1251ac4b06e80bf9a7d5e1309cac61d37ae48bdcdf163f82569f20e9a8aee0a8fb5e0bb5df98040467a2764acd3dccb3effc4dc4
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SSDEEP
12288:Bh1Fk70TnvjcqvZOKvxwYWprwZXYJvnIPRz3LbiF:jk70TrcUZB5XwrwZmnYz3/e
Malware Config
Extracted
redline
LiveTraffic
20.79.30.95:33223
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 1 IoCs
resource yara_rule behavioral2/memory/2512-9-0x0000000000400000-0x0000000000454000-memory.dmp family_redline -
Detects executables packed with unregistered version of .NET Reactor 3 IoCs
resource yara_rule behavioral2/memory/3500-2-0x0000000002590000-0x00000000025EC000-memory.dmp INDICATOR_EXE_Packed_DotNetReactor behavioral2/memory/3500-5-0x0000000004B50000-0x0000000004BAA000-memory.dmp INDICATOR_EXE_Packed_DotNetReactor behavioral2/memory/2512-9-0x0000000000400000-0x0000000000454000-memory.dmp INDICATOR_EXE_Packed_DotNetReactor -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3500 set thread context of 2512 3500 5c26e89aec6aa01ff423ead562a010de523565035992b4b6675747b69ac2e6ad.exe 87 -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 2512 RegAsm.exe 2512 RegAsm.exe 2512 RegAsm.exe 2512 RegAsm.exe 2512 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2512 RegAsm.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3500 wrote to memory of 2512 3500 5c26e89aec6aa01ff423ead562a010de523565035992b4b6675747b69ac2e6ad.exe 87 PID 3500 wrote to memory of 2512 3500 5c26e89aec6aa01ff423ead562a010de523565035992b4b6675747b69ac2e6ad.exe 87 PID 3500 wrote to memory of 2512 3500 5c26e89aec6aa01ff423ead562a010de523565035992b4b6675747b69ac2e6ad.exe 87 PID 3500 wrote to memory of 2512 3500 5c26e89aec6aa01ff423ead562a010de523565035992b4b6675747b69ac2e6ad.exe 87 PID 3500 wrote to memory of 2512 3500 5c26e89aec6aa01ff423ead562a010de523565035992b4b6675747b69ac2e6ad.exe 87 PID 3500 wrote to memory of 2512 3500 5c26e89aec6aa01ff423ead562a010de523565035992b4b6675747b69ac2e6ad.exe 87 PID 3500 wrote to memory of 2512 3500 5c26e89aec6aa01ff423ead562a010de523565035992b4b6675747b69ac2e6ad.exe 87 PID 3500 wrote to memory of 2512 3500 5c26e89aec6aa01ff423ead562a010de523565035992b4b6675747b69ac2e6ad.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\5c26e89aec6aa01ff423ead562a010de523565035992b4b6675747b69ac2e6ad.exe"C:\Users\Admin\AppData\Local\Temp\5c26e89aec6aa01ff423ead562a010de523565035992b4b6675747b69ac2e6ad.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3500 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2512
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