Analysis
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max time kernel
139s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
26-01-2024 22:37
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20231215-en
General
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Target
file.exe
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Size
471KB
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MD5
810da00c69d55e89dca3bfe9a6f6a420
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SHA1
ca02bdce48ac20f7b40ab720079009894f369990
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SHA256
64a21d074850a4e8dd28a846e8f9e5d72d5549dc68d9ded2e9bff99f730f4d80
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SHA512
453f25595db97195c6211a07c821977e1db5015906865fcbb535172c5fc1733a131eafc512dc896f4c8726c9d58cf2aa6b354d7e33ae3afd9371a0c5432b3034
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SSDEEP
12288:Lh1Fk70Tnvjc52gSbBJKrk+bLcIW1SIoQT79Y4AyGItHYO2E89:Rk70Trcu2oqLISIoQT7C8pHFRQ
Malware Config
Extracted
redline
@RLREBORN Cloud (TG: @FATHEROFCARDERS)
141.95.211.148:46011
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
Processes:
resource yara_rule behavioral2/memory/1344-9-0x0000000000400000-0x0000000000452000-memory.dmp family_redline -
.NET Reactor proctector 4 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
Processes:
resource yara_rule behavioral2/memory/3548-2-0x00000000024F0000-0x0000000002552000-memory.dmp net_reactor behavioral2/memory/3548-3-0x0000000004C10000-0x0000000004C20000-memory.dmp net_reactor behavioral2/memory/3548-5-0x0000000004B50000-0x0000000004BB0000-memory.dmp net_reactor behavioral2/memory/3548-11-0x00000000026F0000-0x00000000046F0000-memory.dmp net_reactor -
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
Processes:
file.exedescription pid process target process PID 3548 set thread context of 1344 3548 file.exe RegAsm.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
RegAsm.exepid process 1344 RegAsm.exe 1344 RegAsm.exe 1344 RegAsm.exe 1344 RegAsm.exe 1344 RegAsm.exe 1344 RegAsm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegAsm.exedescription pid process Token: SeDebugPrivilege 1344 RegAsm.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
file.exedescription pid process target process PID 3548 wrote to memory of 1344 3548 file.exe RegAsm.exe PID 3548 wrote to memory of 1344 3548 file.exe RegAsm.exe PID 3548 wrote to memory of 1344 3548 file.exe RegAsm.exe PID 3548 wrote to memory of 1344 3548 file.exe RegAsm.exe PID 3548 wrote to memory of 1344 3548 file.exe RegAsm.exe PID 3548 wrote to memory of 1344 3548 file.exe RegAsm.exe PID 3548 wrote to memory of 1344 3548 file.exe RegAsm.exe PID 3548 wrote to memory of 1344 3548 file.exe RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3548 -
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:1344
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