Analysis
- max time kernel
149s - max time network
137s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
16/09/2026, 16:28
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-09-16_d999b3c2f8abe81725257029d67564a8_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe
Resource
win10v2004-20260911-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-09-16_d999b3c2f8abe81725257029d67564a8_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe
Resource
win11ltsc2024-20260911-en
12 signatures
150 seconds
General
- Target 2026-09-16_d999b3c2f8abe81725257029d67564a8_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe
- Size 665KB
- Sample260916-ty64psbf85
- SHA256 8f1a74632444900b6958a809080b99a9e056d796179b58d996bad6a6867796b8
- MD5 d999b3c2f8abe81725257029d67564a8
- SHA1 de5a69865a2114eb4c0b565a61959b0e282102a3
- SHA512 fcb142ecd24a93da202125c3f34c10ea8b0f189141e819f530c4bd87ea79f092fa4ca8e554700b27a000551718ada68108f4d1b787934f4afcd35b5edef467c1
- SSDEEP 12288:eCTleafBILqM4YnVWqqPIBONhxsUe3zBjvrEH7p:eCTlepCj/xsUe3prEH7p
- TLSH T11EE407E16240F65FF2C099336FD88B720979F92DC9CA905767802FAA58350F26736633
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Floxif payload 1 IoCs
resource yara_rule behavioral1/files/0x000b0000000242c3-1.dat floxif - UPX dump on OEP (original entry point) 3 IoCs
resource yara_rule behavioral1/memory/3312-3-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral1/files/0x000b0000000242c3-1.dat UPX behavioral1/memory/3312-64-0x0000000010000000-0x0000000010030000-memory.dmp UPX - ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x000b0000000242c3-1.dat acprotect - Loads dropped DLL 1 IoCs
pid Process 3312 2026-09-16_d999b3c2f8abe81725257029d67564a8_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: 2026-09-16_d999b3c2f8abe81725257029d67564a8_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe -
resource yara_rule behavioral1/memory/3312-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/files/0x000b0000000242c3-1.dat upx behavioral1/memory/3312-64-0x0000000010000000-0x0000000010030000-memory.dmp upx - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 2026-09-16_d999b3c2f8abe81725257029d67564a8_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe File created \??\c:\program files\common files\system\symsrv.dll.000 2026-09-16_d999b3c2f8abe81725257029d67564a8_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 2026-09-16_d999b3c2f8abe81725257029d67564a8_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3312 2026-09-16_d999b3c2f8abe81725257029d67564a8_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe 3312 2026-09-16_d999b3c2f8abe81725257029d67564a8_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3312 2026-09-16_d999b3c2f8abe81725257029d67564a8_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-16_d999b3c2f8abe81725257029d67564a8_amadey_avoslocker_cobalt-strike_elex_floxif_luca-stealer_lynx_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-16_d999b3c2f8abe81725257029d67564a8_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:3312
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 4KB
- SHA256 6ccc340d9e027bdf76d98ed2cd4313948eb81e13d4830ca160c66fa0ad635738
- MD5 b34bf4c3762b95286c9a18bb37b48fbe
- SHA1 7340bd645a1be58525f3358f8803bcc4070588fb
- SHA512 b5d45370e8a8e6e63b343e3959ea78c592eed71b6e2d106b57878eaaa71f140baa68f8a5357f13b81f8cce743e1a8c9b718c880286c0103c3774479e084d1d8c
- SSDEEP 96:oWH7yFoooooooooooooooooooooooooooooooP:7v
- TLSH T1F8911AAF4E8F7EBA17513475A30D2AA1110021A1CE8F0E68299E344DB6D4B78F253AC6
- MD5 SHA1 SHA512 SSDEEP TLSH