Analysis
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max time kernel
92s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
30-12-2024 04:24
Static task
static1
Behavioral task
behavioral1
Sample
Payment Copy.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Payment Copy.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/sydrnwxz.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/sydrnwxz.dll
Resource
win10v2004-20241007-en
General
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Target
Payment Copy.exe
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Size
556KB
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MD5
8084dc1e74d897de6ff79693f1def3bd
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SHA1
4f1537c3f3eada685e439ccc11b7bcf1c1d67188
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SHA256
55d2e2a1b94feedfc083326d9096acec664eb4fa66a752650caa62cb9b6c9914
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SHA512
e31c533c05d187028625f53aed3f50de22f704472e68725735876b79dec2a55251361ac2c3606d8796feeb9320f69a259a93222602c354d2e066248c0e4dbebf
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SSDEEP
12288:qdz83kC/aIIAuyO0KEB0gKkuxzYjlwZRJCnhs:qdzVWsV2KEBriyjIRJA2
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
pid Process 5032 Payment Copy.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 1872 5032 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 Payment Copy.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5032 wrote to memory of 4988 5032 Payment Copy.exe 82 PID 5032 wrote to memory of 4988 5032 Payment Copy.exe 82 PID 5032 wrote to memory of 4988 5032 Payment Copy.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\Payment Copy.exe"C:\Users\Admin\AppData\Local\Temp\Payment Copy.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5032 -
C:\Users\Admin\AppData\Local\Temp\Payment Copy.exe"C:\Users\Admin\AppData\Local\Temp\Payment Copy.exe"2⤵PID:4988
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5032 -s 10202⤵
- Program crash
PID:1872
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5032 -ip 50321⤵PID:3544
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
138KB
MD5f50d919a09c776df2c4fa63e3dcd4526
SHA1917c24b146a6a17ec1cfaebde50199256b4126da
SHA256f2635ca10d2ad2503eefbbfd4673e9c8ad66f363d0117fc4fbd79554ca482f20
SHA5125b578e7197b7b584185ea83b91938d4b9f152703c6039f98c096423cf94111e2f7146789dea548a2f317d1abf623356d36b4e047ff1d37835572b84020c89bf2