Analysis
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max time kernel
20s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
15-08-2024 16:30
Static task
static1
Behavioral task
behavioral1
Sample
f9f90cfe72b7e6f43d8d9431568f9440N.exe
Resource
win7-20240708-en
General
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Target
f9f90cfe72b7e6f43d8d9431568f9440N.exe
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Size
2.7MB
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MD5
f9f90cfe72b7e6f43d8d9431568f9440
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SHA1
5608aef2e5b974300fd0666c58733210dd0991bf
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SHA256
ad51d198487e14e14e004c4ec9ebc79e726991042a216965fcf2da1a26886dbb
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SHA512
6e0420cef341c32075040bf3d11fbd01ee11c3b30abd87b7ff03fd9834d85ea06fa7461276be0761aed8118841c11865b6d927926a8a9e0c468c2ae0afa1dee1
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SSDEEP
49152:zPE6vXDUOYQMqclLb0wsXuhXabboP4ACQDAknmCwlzI8ndVyw+AZ/WY4N2WwW/KN:LFvXfMFLbSXuhXa/oP4ACYAknmCMICy+
Malware Config
Signatures
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Detects Floxif payload 1 IoCs
resource yara_rule behavioral1/files/0x000c00000001227f-1.dat floxif -
Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
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ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x000c00000001227f-1.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 1940 f9f90cfe72b7e6f43d8d9431568f9440N.exe -
resource yara_rule behavioral1/memory/1940-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/files/0x000c00000001227f-1.dat upx behavioral1/memory/1940-7-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll f9f90cfe72b7e6f43d8d9431568f9440N.exe -
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 f9f90cfe72b7e6f43d8d9431568f9440N.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1940 f9f90cfe72b7e6f43d8d9431568f9440N.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1940 f9f90cfe72b7e6f43d8d9431568f9440N.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f9f90cfe72b7e6f43d8d9431568f9440N.exe"C:\Users\Admin\AppData\Local\Temp\f9f90cfe72b7e6f43d8d9431568f9440N.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1940
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab