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Analysis
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max time kernel
31s -
max time network
142s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
08/05/2023, 23:41
Behavioral task
behavioral1
Sample
d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe
Resource
win10v2004-20230220-en
General
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Target
d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe
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Size
3.8MB
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MD5
5ee95aebf16e775840bad474169b310e
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SHA1
ca75074690395e0d161941facdcd87baa78abe64
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SHA256
d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c
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SHA512
bf7a894380032980b6d09cd2f4882a142266c2abc59d3c7129abb491832a1a90e58eea5317e360bcb1809a3c28898e91d0215891105d17ac786c5b55515d6a54
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SSDEEP
98304:/Hgr6ZAswwQkre75nMvjE+algCFxP1xjW1iPPT4M/H+ZoLaVDprZYruDhpMXAr:PIZwQG0NMLEL/xBWqT/RLaLrSiNpMXA
Malware Config
Signatures
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FatalRat
FatalRat is a modular infostealer family written in C++ first appearing in June 2021.
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Fatal Rat payload 4 IoCs
resource yara_rule behavioral1/memory/824-57-0x0000000010000000-0x000000001002A000-memory.dmp fatalrat behavioral1/memory/824-73-0x0000000000400000-0x0000000000D45000-memory.dmp fatalrat behavioral1/memory/688-77-0x0000000010000000-0x000000001002A000-memory.dmp fatalrat behavioral1/memory/688-82-0x0000000000400000-0x0000000000D45000-memory.dmp fatalrat -
Executes dropped EXE 1 IoCs
pid Process 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe -
Loads dropped DLL 2 IoCs
pid Process 824 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 824 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe -
resource yara_rule behavioral1/memory/824-54-0x0000000000400000-0x0000000000D45000-memory.dmp vmprotect behavioral1/memory/824-55-0x0000000000400000-0x0000000000D45000-memory.dmp vmprotect behavioral1/files/0x000b0000000122d9-72.dat vmprotect behavioral1/memory/824-73-0x0000000000400000-0x0000000000D45000-memory.dmp vmprotect behavioral1/files/0x000b0000000122d9-65.dat vmprotect behavioral1/files/0x000b0000000122d9-67.dat vmprotect behavioral1/files/0x000b0000000122d9-69.dat vmprotect behavioral1/files/0x000b0000000122d9-71.dat vmprotect behavioral1/memory/688-74-0x0000000000400000-0x0000000000D45000-memory.dmp vmprotect behavioral1/memory/688-75-0x0000000000400000-0x0000000000D45000-memory.dmp vmprotect behavioral1/memory/688-82-0x0000000000400000-0x0000000000D45000-memory.dmp vmprotect -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe -
Suspicious behavior: EnumeratesProcesses 51 IoCs
pid Process 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 824 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe Token: SeDebugPrivilege 688 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 824 wrote to memory of 688 824 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 28 PID 824 wrote to memory of 688 824 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 28 PID 824 wrote to memory of 688 824 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 28 PID 824 wrote to memory of 688 824 d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe"C:\Users\Admin\AppData\Local\Temp\d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe"1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:824 -
C:\Users\Admin\AppData\Local\d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe"C:\Users\Admin\AppData\Local\d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c.exe"2⤵
- Executes dropped EXE
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:688
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
3.8MB
MD55ee95aebf16e775840bad474169b310e
SHA1ca75074690395e0d161941facdcd87baa78abe64
SHA256d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c
SHA512bf7a894380032980b6d09cd2f4882a142266c2abc59d3c7129abb491832a1a90e58eea5317e360bcb1809a3c28898e91d0215891105d17ac786c5b55515d6a54
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Filesize
3.8MB
MD55ee95aebf16e775840bad474169b310e
SHA1ca75074690395e0d161941facdcd87baa78abe64
SHA256d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c
SHA512bf7a894380032980b6d09cd2f4882a142266c2abc59d3c7129abb491832a1a90e58eea5317e360bcb1809a3c28898e91d0215891105d17ac786c5b55515d6a54
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Filesize
3.8MB
MD55ee95aebf16e775840bad474169b310e
SHA1ca75074690395e0d161941facdcd87baa78abe64
SHA256d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c
SHA512bf7a894380032980b6d09cd2f4882a142266c2abc59d3c7129abb491832a1a90e58eea5317e360bcb1809a3c28898e91d0215891105d17ac786c5b55515d6a54
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Filesize
3.8MB
MD55ee95aebf16e775840bad474169b310e
SHA1ca75074690395e0d161941facdcd87baa78abe64
SHA256d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c
SHA512bf7a894380032980b6d09cd2f4882a142266c2abc59d3c7129abb491832a1a90e58eea5317e360bcb1809a3c28898e91d0215891105d17ac786c5b55515d6a54
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Filesize
3.8MB
MD55ee95aebf16e775840bad474169b310e
SHA1ca75074690395e0d161941facdcd87baa78abe64
SHA256d7ca949053e70d2afd45a79ca7647fe2d595299e9a364743c49041f47a43545c
SHA512bf7a894380032980b6d09cd2f4882a142266c2abc59d3c7129abb491832a1a90e58eea5317e360bcb1809a3c28898e91d0215891105d17ac786c5b55515d6a54