Analysis
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max time kernel
146s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
28/07/2024, 12:29
Static task
static1
Behavioral task
behavioral1
Sample
549c33c13f2a0b44eaa7067c07d6ac0220251d99e56337b615aefaad7bd55153.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
549c33c13f2a0b44eaa7067c07d6ac0220251d99e56337b615aefaad7bd55153.exe
Resource
win10v2004-20240709-en
General
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Target
549c33c13f2a0b44eaa7067c07d6ac0220251d99e56337b615aefaad7bd55153.exe
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Size
2.5MB
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MD5
307eb5a0dd1d6f2cda15c61d8924b290
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SHA1
5731f812a2a59ec6fd122e7b669c7b6b1847f2c9
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SHA256
549c33c13f2a0b44eaa7067c07d6ac0220251d99e56337b615aefaad7bd55153
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SHA512
c39a2c7e5ac15ddbad6b014330bd997f7b2a692e23675fed7782762bdbf926cc4b788ec0856eed8fd54102cbe32353ba7b407fea694bfcfba717cb97011d11e9
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SSDEEP
49152:suIIKkofs2hPd2l177BTK2VbDsar1YDjF:sjhfs2hPIl1/O
Malware Config
Signatures
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Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x0008000000023438-1.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/0x0008000000023438-1.dat acprotect -
Loads dropped DLL 7 IoCs
pid Process 1008 549c33c13f2a0b44eaa7067c07d6ac0220251d99e56337b615aefaad7bd55153.exe 1560 WerFault.exe 4456 WerFault.exe 1780 WerFault.exe 4176 WerFault.exe 1064 WerFault.exe 4444 WerFault.exe -
resource yara_rule behavioral2/memory/1008-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/files/0x0008000000023438-1.dat upx behavioral2/memory/1008-19-0x0000000010000000-0x0000000010030000-memory.dmp upx -
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: 549c33c13f2a0b44eaa7067c07d6ac0220251d99e56337b615aefaad7bd55153.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 549c33c13f2a0b44eaa7067c07d6ac0220251d99e56337b615aefaad7bd55153.exe -
Program crash 3 IoCs
pid pid_target Process procid_target 1780 1008 WerFault.exe 83 4176 1008 WerFault.exe 83 4444 1008 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 549c33c13f2a0b44eaa7067c07d6ac0220251d99e56337b615aefaad7bd55153.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1008 549c33c13f2a0b44eaa7067c07d6ac0220251d99e56337b615aefaad7bd55153.exe 1008 549c33c13f2a0b44eaa7067c07d6ac0220251d99e56337b615aefaad7bd55153.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1008 549c33c13f2a0b44eaa7067c07d6ac0220251d99e56337b615aefaad7bd55153.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\549c33c13f2a0b44eaa7067c07d6ac0220251d99e56337b615aefaad7bd55153.exe"C:\Users\Admin\AppData\Local\Temp\549c33c13f2a0b44eaa7067c07d6ac0220251d99e56337b615aefaad7bd55153.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:1008 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1008 -s 9202⤵
- Loads dropped DLL
- Program crash
PID:4176
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1008 -s 8402⤵
- Loads dropped DLL
- Program crash
PID:1780
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1008 -s 9442⤵
- Loads dropped DLL
- Program crash
PID:4444
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1008 -ip 10081⤵
- Loads dropped DLL
PID:1560
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1008 -ip 10081⤵
- Loads dropped DLL
PID:4456
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1008 -ip 10081⤵
- Loads dropped DLL
PID:1064
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab