Analysis
- max time kernel
149s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
07/07/2026, 04:26
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-07-06_35bfe1d51ff2e1e2b6de6981a278ff91_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
General
- Target 2026-07-06_35bfe1d51ff2e1e2b6de6981a278ff91_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe
- Size 665KB
- Sample260707-e2wptahx8v
- SHA256 efad547e381f9a43a116e2af2d480d9113b7dc80918a3bff3ca17488c2837ebf
- MD5 35bfe1d51ff2e1e2b6de6981a278ff91
- SHA1 4424bb0d924b092eec8c7d0b2aa127578381ccc2
- SHA512 0aa539228186ef79960d6bc62a91aaf1a4e1996fe85b9982badbf512139885438131a86cadc1cc187e19f59d2b291ce55c0dc582bbbb17a9f05d24e16078cfea
- SSDEEP 12288:eCFqlcafBILlnj4YnVWqqPIBONhxsUe3zBjvrEH76gch:eCUlcpCj/xsUe3prEH7+h
- TLSH T173E408E16240F65FF2C09A336FD88B720979F92DC9CA905767402FAA59350F26736633
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Floxif payload 1 IoCs
resource yara_rule behavioral1/files/0x001a000000024450-1.dat floxif - UPX dump on OEP (original entry point) 3 IoCs
resource yara_rule behavioral1/memory/2000-3-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral1/files/0x001a000000024450-1.dat UPX behavioral1/memory/2000-64-0x0000000010000000-0x0000000010030000-memory.dmp UPX - ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x001a000000024450-1.dat acprotect - Loads dropped DLL 1 IoCs
pid Process 2000 2026-07-06_35bfe1d51ff2e1e2b6de6981a278ff91_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.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: 2026-07-06_35bfe1d51ff2e1e2b6de6981a278ff91_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe -
resource yara_rule behavioral1/memory/2000-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/files/0x001a000000024450-1.dat upx behavioral1/memory/2000-64-0x0000000010000000-0x0000000010030000-memory.dmp upx - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 2026-07-06_35bfe1d51ff2e1e2b6de6981a278ff91_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe File created \??\c:\program files\common files\system\symsrv.dll.000 2026-07-06_35bfe1d51ff2e1e2b6de6981a278ff91_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.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 2026-07-06_35bfe1d51ff2e1e2b6de6981a278ff91_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2000 2026-07-06_35bfe1d51ff2e1e2b6de6981a278ff91_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe 2000 2026-07-06_35bfe1d51ff2e1e2b6de6981a278ff91_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2000 2026-07-06_35bfe1d51ff2e1e2b6de6981a278ff91_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-06_35bfe1d51ff2e1e2b6de6981a278ff91_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-06_35bfe1d51ff2e1e2b6de6981a278ff91_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.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:2000
Network
MITRE ATT&CK Enterprise v16
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
- TLSH T17863F1372AB5807DDD210D37949F835AB771E5A76C20643FC25907D988B8DD0E3239AE
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\log.txt
- Size 6KB
- SHA256 e9dd5dc95cba7d844d890cbc16daa13e6e7c3a5244ceea6877498981bd9afecd
- MD5 76c029f18edd91db5b187edf97c56a97
- SHA1 2218dac311f7404de9c55b97c9496cd6d6b1ab35
- SHA512 0874709d868a66c92d446b35cd09bcc0e452882e825a7743904534e0eb26ba345fd54ac24105b6b6451020e95789173f90ac662e0e78ee7fe108ef0d23262603
- SSDEEP 96:oJ0HgyzW7e2tttttttttttttttttttttttttttttttttttttttttttttttttP:EfgbW
- TLSH T179D15CBF1E5F7FB64B512078DB4C1C61214031E08E872D982B5D780CAA98979EBD2DC7
- MD5 SHA1 SHA512 SSDEEP TLSH