Analysis
- max time kernel
94s - max time network
95s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system - submitted
09/09/2024, 17:11
Static task
static1
Behavioral task
behavioral1
Sample
d1d6eeed86f0d35c635148a9b6aee2a0N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d1d6eeed86f0d35c635148a9b6aee2a0N.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
General
- Target d1d6eeed86f0d35c635148a9b6aee2a0N.exe
- Size 154KB
- Sample240909-vqdb4asarg
- SHA256 5208fc46503b5f37b62a0d49954341a31f0fd14194b37ddccb786d0b32e5f19a
- MD5 d1d6eeed86f0d35c635148a9b6aee2a0
- SHA1 1e06c1635302a4c2d73189a2b56a52d9c5ae7b44
- SHA512 d0a5ed3d4d8fc08ce0585186cab060968939b91e4408fad636b7c5f01380b82569de5462428a9bb17103be71e3bfac69ee40fc42150bf3f39123fa2147c64669
- SSDEEP 3072:GUc061qIIZA7yjqvR1YC2lQBV+UdE+rECWp7hKeoxjVxB:e0xApvEIBV+UdvrEFp7hKeoxjVxB
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x00090000000233f7-7.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.
- ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x00090000000233f7-7.dat acprotect - Loads dropped DLL 3 IoCs
pid Process 2796 d1d6eeed86f0d35c635148a9b6aee2a0N.exe 396 WerFault.exe 2864 WerFault.exe -
resource yara_rule behavioral2/files/0x00090000000233f7-7.dat upx behavioral2/memory/2796-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/2796-9-0x0000000010000000-0x0000000010030000-memory.dmp upx - Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll d1d6eeed86f0d35c635148a9b6aee2a0N.exe - Program crash 1 IoCs
pid pid_target Process procid_target 2864 2796 WerFault.exe 82 - 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 d1d6eeed86f0d35c635148a9b6aee2a0N.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2796 d1d6eeed86f0d35c635148a9b6aee2a0N.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\d1d6eeed86f0d35c635148a9b6aee2a0N.exe"C:\Users\Admin\AppData\Local\Temp\d1d6eeed86f0d35c635148a9b6aee2a0N.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2796 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2796 -s 5522⤵
- Loads dropped DLL
- Program crash
PID:2864
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2796 -ip 27961⤵
- Loads dropped DLL
PID:396
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Program Files\Common Files\System\symsrv.dll
- Size 67KB
- SHA256 de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
- MD5 7574cf2c64f35161ab1292e2f532aabf
- SHA1 14ba3fa927a06224dfe587014299e834def4644f
- SHA512 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
- SSDEEP 1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZL:c8y93KQjy7G55riF1cMo03V
- MD5 SHA1 SHA512 SSDEEP