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Analysis
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max time kernel
101s -
max time network
102s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25/08/2024, 23:47
Behavioral task
behavioral1
Sample
29f3f594dc3b8b7ff2743be4db5cd510N.exe
Resource
win7-20240708-en
General
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Target
29f3f594dc3b8b7ff2743be4db5cd510N.exe
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Size
809KB
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MD5
29f3f594dc3b8b7ff2743be4db5cd510
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SHA1
e5974c9813348734683af5613fa7c6619914f282
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SHA256
c8979eda937db005ab257214717d41aa31de3d6f93750fabea6905ddfe86f973
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SHA512
bbef8697b7f82cf6bad929dc3f559bd6c103b056247c6f2122aa1a42e5bc500965d2cd704f96dbc925f36f1de7c5e3090f612924950b59e2754dc1d31f09abbd
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SSDEEP
24576:bV5s52aTTUJtySrl3RerElTwsI4xUrEH7c0:brnaYySr3iV0
Malware Config
Signatures
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Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x00090000000233c8-2.dat floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x00090000000233c8-2.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 3380 29f3f594dc3b8b7ff2743be4db5cd510N.exe -
resource yara_rule behavioral2/memory/3380-0-0x00000000006C0000-0x00000000008AD000-memory.dmp upx behavioral2/files/0x00090000000233c8-2.dat upx behavioral2/memory/3380-5-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/3380-11-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/3380-10-0x00000000006C0000-0x00000000008AD000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 29f3f594dc3b8b7ff2743be4db5cd510N.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 640 3380 WerFault.exe 83 -
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 29f3f594dc3b8b7ff2743be4db5cd510N.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3380 29f3f594dc3b8b7ff2743be4db5cd510N.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\29f3f594dc3b8b7ff2743be4db5cd510N.exe"C:\Users\Admin\AppData\Local\Temp\29f3f594dc3b8b7ff2743be4db5cd510N.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3380 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3380 -s 6562⤵
- Program crash
PID:640
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3380 -ip 33801⤵PID:4452
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab