Analysis
- max time kernel
150s - max time network
117s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
12/07/2026, 15:53
Static task
static1
Behavioral task
behavioral1
Sample
2026-07-12_e26e12c6ac92343ad63812d3758f6aa6_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
2026-07-12_e26e12c6ac92343ad63812d3758f6aa6_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe
Resource
win11ltsc2024-20260709-en
General
- Target 2026-07-12_e26e12c6ac92343ad63812d3758f6aa6_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe
- Size 665KB
- Sample260712-tb5blaew4w
- SHA256 df10504fdf631b72f448564f16b36363ff3d3eecde66474e0bce216fb9b14a55
- MD5 e26e12c6ac92343ad63812d3758f6aa6
- SHA1 2d3a0b2d02d7f9aba996384caaf5554122cd41b6
- SHA512 2fdba3b978bc9f0416867af3f5c93edd6518e1c3b3f1c3fcdae2f7d5e119627aad6df8152ebc8ad8fe81eef69fb02c810935bd3e3ce44c297fc0738f33fd5856
- SSDEEP 12288:eCTlYafLILlnj4YnVWqqPIBONhxsUe3zBjvrEH7a:eCTlYHCj/xsUe3prEH7a
- TLSH T14DE407E16240F65FF2C099336FD88B721979F92DC9CA905767802FAA58350F26736633
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x000600000001b853-1.dat floxif - UPX dump on OEP (original entry point) 3 IoCs
resource yara_rule behavioral2/files/0x000600000001b853-1.dat UPX behavioral2/memory/876-3-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/876-62-0x0000000010000000-0x0000000010030000-memory.dmp UPX - 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/0x000600000001b853-1.dat acprotect - Loads dropped DLL 1 IoCs
pid Process 876 2026-07-12_e26e12c6ac92343ad63812d3758f6aa6_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) \??\d: 2026-07-12_e26e12c6ac92343ad63812d3758f6aa6_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe -
resource yara_rule behavioral2/files/0x000600000001b853-1.dat upx behavioral2/memory/876-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/876-62-0x0000000010000000-0x0000000010030000-memory.dmp upx - Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 2026-07-12_e26e12c6ac92343ad63812d3758f6aa6_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 2026-07-12_e26e12c6ac92343ad63812d3758f6aa6_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 876 2026-07-12_e26e12c6ac92343ad63812d3758f6aa6_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe 876 2026-07-12_e26e12c6ac92343ad63812d3758f6aa6_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 876 2026-07-12_e26e12c6ac92343ad63812d3758f6aa6_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-12_e26e12c6ac92343ad63812d3758f6aa6_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-12_e26e12c6ac92343ad63812d3758f6aa6_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:876
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:1116
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 98d625a70f9c690c4664487c48908bab22d158fb72121dc8382da6f395661713
- MD5 f435ce11952a4a2408bb29601338d021
- SHA1 6fda72fef27283d8f05fd2c40272965686b437f5
- SHA512 3b39e6b6e90e40314f75a0d9c5067760792c6472ddf99a5abb66aa1a715dbdd6ab94fa56c1edebb1cfea12dbfb7701a1747a54f8107da7558894985e35311048
- SSDEEP 96:oyHSyA13vggggggWWWWVxVxVxVxVxEEEEEEEEaaoOOOOOOOhhhhhhbbbb11yyP:uh
- TLSH T10CD1B6DF2E9F9FBB076524B4A35C0065150151A18E871E582BDEB40CE698E78F3E2EC7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\log.txt
- Size 3KB
- SHA256 d0828dfbcd442674e7713e44306042d900900cf204fd66f63203fa4b8f1a65bb
- MD5 8b9e68e89c143ec48fe561526a3f210e
- SHA1 bb36fc17e1172334876d4701aa50eeeb28c98954
- SHA512 c944cb5febf4bfe2044da8bf54ca9b13efe7d4d54b5e08eab18544c3b9fe1c54b21babc0c5a326ec00aa8b90b162c5d6cce65282c2429ec1e1e625e81b38006e
- TLSH T19981F5DF2E9F9FBB077524B4A35C0055150151A18F872E582BDEB40CA698E78E3E2EC7
- MD5 SHA1 SHA512 TLSH