Analysis
- max time kernel
148s - max time network
123s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260630-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260630-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/07/2026, 02:36
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-07-03_bf88677cdd8a4605a09beecbe714500f_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
General
- Target 2026-07-03_bf88677cdd8a4605a09beecbe714500f_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe
- Size 665KB
- Sample260703-c3vg2aat4t
- SHA256 bbfbd858af6751643c7888c9896bb6112587b5139410b05bec49dff093c120d9
- MD5 bf88677cdd8a4605a09beecbe714500f
- SHA1 a309eff6e2b5ba86dff0910add6548cc8699c256
- SHA512 a9000281cfeafd79fd040774e043bc485d57d6b9468b1d8429b29440d555d585f02b454c823324a70f2857271620bb355905bfc1da045aad78f5102f2724d40b
- SSDEEP 12288:eCTlzAafBILlnj4YnVWqqPIBONhxsUe3zBjvrEH7bs:eCTlMpCj/xsUe3prEH7bs
- TLSH T168E407E16240F65FF2C09A336FD88B720979F92DC9CA905767402FAA59350F26736633
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x000b00000001b307-1.dat floxif - UPX dump on OEP (original entry point) 3 IoCs
resource yara_rule behavioral2/files/0x000b00000001b307-1.dat UPX behavioral2/memory/1860-3-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/1860-61-0x0000000010000000-0x0000000010030000-memory.dmp UPX - ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000b00000001b307-1.dat acprotect - Loads dropped DLL 1 IoCs
pid Process 1860 2026-07-03_bf88677cdd8a4605a09beecbe714500f_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: 2026-07-03_bf88677cdd8a4605a09beecbe714500f_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe -
resource yara_rule behavioral2/files/0x000b00000001b307-1.dat upx behavioral2/memory/1860-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/1860-61-0x0000000010000000-0x0000000010030000-memory.dmp upx - Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 2026-07-03_bf88677cdd8a4605a09beecbe714500f_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 2026-07-03_bf88677cdd8a4605a09beecbe714500f_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1860 2026-07-03_bf88677cdd8a4605a09beecbe714500f_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe 1860 2026-07-03_bf88677cdd8a4605a09beecbe714500f_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1860 2026-07-03_bf88677cdd8a4605a09beecbe714500f_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-03_bf88677cdd8a4605a09beecbe714500f_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-03_bf88677cdd8a4605a09beecbe714500f_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:1860
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 8d17484aae69f6f348575b27d9230849f63b22db308a58d7a4c4a8dab3944266
- MD5 caab8e340479332559faaeb39c4b6d35
- SHA1 b2b6700f0a62174410478f2b0182ba0d498aa996
- SHA512 eb29d5078eab1a9f79f19b38083cb45015008246d5bcb29901f2f454eef0939f048917813a86c8bcef11d2e2e5460992e0a008fdb518e6cc6906a462057b237b
- SSDEEP 96:ofGZHApyzvX+pDDDAAAAAAAyyyyyyyyyccccccccccc+++++++++++++UUUUUP:gG6pgvXv
- TLSH T10CD1946F1EAE6BB647232078F78C007121C031B69D8B6D146B1E741C6BA497EEB51DCB
- MD5 SHA1 SHA512 SSDEEP TLSH