Analysis
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max time kernel
92s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-12-2024 23:44
Static task
static1
Behavioral task
behavioral1
Sample
45a3a9aed4d391d3f7d1d07f4bdbc5fcb657cec636589fc4e18fe5ca762a5b1e.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
45a3a9aed4d391d3f7d1d07f4bdbc5fcb657cec636589fc4e18fe5ca762a5b1e.exe
Resource
win10v2004-20241007-en
General
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Target
45a3a9aed4d391d3f7d1d07f4bdbc5fcb657cec636589fc4e18fe5ca762a5b1e.exe
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Size
1.3MB
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MD5
c0e5167fdc3021efc8eddb538be3ad8a
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SHA1
a567a0fdb3166e4296690c7279df919d97f8e343
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SHA256
45a3a9aed4d391d3f7d1d07f4bdbc5fcb657cec636589fc4e18fe5ca762a5b1e
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SHA512
dcbfcb268a114dab81c9a7767a4fbce169527baf8397fd341223cdfde9f0b287a2a8fb5453d08e95a08d9043b5b8cc35d2b81e1562d4fad923a0fa0b11a0a889
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SSDEEP
24576:eWcKazEwxBv53TwwNKuh1k6KEsmwflmE/bhh2EAv+qCSSrtrEH7G9:xafV5Z2lLb72/x1Srl
Malware Config
Signatures
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Floxif family
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Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x000b000000023b80-1.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 behavioral2/files/0x000b000000023b80-1.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 4656 45a3a9aed4d391d3f7d1d07f4bdbc5fcb657cec636589fc4e18fe5ca762a5b1e.exe -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\e: 45a3a9aed4d391d3f7d1d07f4bdbc5fcb657cec636589fc4e18fe5ca762a5b1e.exe -
resource yara_rule behavioral2/memory/4656-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/files/0x000b000000023b80-1.dat upx behavioral2/memory/4656-17-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 45a3a9aed4d391d3f7d1d07f4bdbc5fcb657cec636589fc4e18fe5ca762a5b1e.exe File created \??\c:\program files\common files\system\symsrv.dll.000 45a3a9aed4d391d3f7d1d07f4bdbc5fcb657cec636589fc4e18fe5ca762a5b1e.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 45a3a9aed4d391d3f7d1d07f4bdbc5fcb657cec636589fc4e18fe5ca762a5b1e.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4656 45a3a9aed4d391d3f7d1d07f4bdbc5fcb657cec636589fc4e18fe5ca762a5b1e.exe 4656 45a3a9aed4d391d3f7d1d07f4bdbc5fcb657cec636589fc4e18fe5ca762a5b1e.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4656 45a3a9aed4d391d3f7d1d07f4bdbc5fcb657cec636589fc4e18fe5ca762a5b1e.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\45a3a9aed4d391d3f7d1d07f4bdbc5fcb657cec636589fc4e18fe5ca762a5b1e.exe"C:\Users\Admin\AppData\Local\Temp\45a3a9aed4d391d3f7d1d07f4bdbc5fcb657cec636589fc4e18fe5ca762a5b1e.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4656
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab