Analysis
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max time kernel
93s -
max time network
99s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
24-11-2024 00:21
Static task
static1
Behavioral task
behavioral1
Sample
cef42c4eebef7898a33689d47d34e57080905bb87eba06780dc15221806a57ad.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
cef42c4eebef7898a33689d47d34e57080905bb87eba06780dc15221806a57ad.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/kufxksnp.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/kufxksnp.dll
Resource
win10v2004-20241007-en
General
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Target
cef42c4eebef7898a33689d47d34e57080905bb87eba06780dc15221806a57ad.exe
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Size
437KB
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MD5
5baffcf102d67671f64de97984115d3e
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SHA1
acc9a728a8d830fa6204bdc1023a9314b0ad8268
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SHA256
cef42c4eebef7898a33689d47d34e57080905bb87eba06780dc15221806a57ad
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SHA512
7b0f02bc5dbb876d1c9cc4d44b6577a7158567ac558edbe399ca2661217bbcc794ef79c9b3b46563d1a45c5be6957b10cf8c220f3ed0284b5268065e1379b07b
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SSDEEP
6144:HBlL/JhFS7pqxIK2JEHlt1bQuc36IAIHmfokEh9vbIx2NeAfuKRGwF:hRYpq+K8EHltqu2Hwwju0uKRGwF
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
pid Process 2124 cef42c4eebef7898a33689d47d34e57080905bb87eba06780dc15221806a57ad.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 536 2124 WerFault.exe 81 -
System Location Discovery: System Language Discovery 1 TTPs 1 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 cef42c4eebef7898a33689d47d34e57080905bb87eba06780dc15221806a57ad.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2124 wrote to memory of 2348 2124 cef42c4eebef7898a33689d47d34e57080905bb87eba06780dc15221806a57ad.exe 82 PID 2124 wrote to memory of 2348 2124 cef42c4eebef7898a33689d47d34e57080905bb87eba06780dc15221806a57ad.exe 82 PID 2124 wrote to memory of 2348 2124 cef42c4eebef7898a33689d47d34e57080905bb87eba06780dc15221806a57ad.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\cef42c4eebef7898a33689d47d34e57080905bb87eba06780dc15221806a57ad.exe"C:\Users\Admin\AppData\Local\Temp\cef42c4eebef7898a33689d47d34e57080905bb87eba06780dc15221806a57ad.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2124 -
C:\Users\Admin\AppData\Local\Temp\cef42c4eebef7898a33689d47d34e57080905bb87eba06780dc15221806a57ad.exe"C:\Users\Admin\AppData\Local\Temp\cef42c4eebef7898a33689d47d34e57080905bb87eba06780dc15221806a57ad.exe"2⤵PID:2348
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 9362⤵
- Program crash
PID:536
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2124 -ip 21241⤵PID:2784
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
19KB
MD546862d69970121be6edf5839496261f2
SHA1f97c78fe600090cd6b98c96ab9668e527f2a9c6b
SHA2566f5e305b03c19ff5b051516466812f3cd7b8a02b71dec9dbfd7455998bc91a23
SHA512214179d5eac81cae6ad99a1bc89a67959444787ddf34143bccc67e176ff6c0a450730b9e2242fd275bca2e8c73e40f1dfad2d3ed4ee359924d34a3983d108fd5