Analysis
- max time kernel
150s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 04:47
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-09_e5c4561693a52b50c3ce42cb4a26ccdf_coinminer_elex_floxif_mimic_pay2key_wannacry.exe
Resource
win10v2004-20260513-en
16 signatures
150 seconds
General
- Target 2026-08-09_e5c4561693a52b50c3ce42cb4a26ccdf_coinminer_elex_floxif_mimic_pay2key_wannacry.exe
- Size 3.4MB
- Sample260809-fezcvstybs
- SHA256 7e2a419a393d82b03cd3f6c03f30acb0391fddc3ee7a06d019fca8bda2e4fecb
- MD5 e5c4561693a52b50c3ce42cb4a26ccdf
- SHA1 b7736bbefcb0f8eca7eed17a4d73c99b128f2a61
- SHA512 facbdc06c96fc365ef2c203c5d010297212c19c33423e80a1e73745960f7bb0e598d2bc07fef4894ef1bad1c5f6a281e877102b1feb71b807dcbf766fcb8d910
- SSDEEP 98304:DgwReaGcVjoiNljwumFv0T2i43Kz9xw9iGDW38cAq:Dg/T0om1mFv0yhKzvw3WscAq
- TLSH T1DFF53340F7811BFEEAF43270A0A5757602FAAC3E073557839B801F45DE7E5C15BAA286
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x00070000000187d5-1.dat floxif - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/files/0x00070000000187d5-1.dat UPX behavioral2/memory/4900-4-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/4900-76-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/4900-80-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/4900-84-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/4900-86-0x0000000010000000-0x0000000010030000-memory.dmp UPX - ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x00070000000187d5-1.dat acprotect - Loads dropped DLL 1 IoCs
pid Process 4900 2026-08-09_e5c4561693a52b50c3ce42cb4a26ccdf_coinminer_elex_floxif_mimic_pay2key_wannacry.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: 2026-08-09_e5c4561693a52b50c3ce42cb4a26ccdf_coinminer_elex_floxif_mimic_pay2key_wannacry.exe -
resource yara_rule behavioral2/files/0x00070000000187d5-1.dat upx behavioral2/memory/4900-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/4900-76-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/4900-80-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/4900-84-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/4900-86-0x0000000010000000-0x0000000010030000-memory.dmp upx - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 2026-08-09_e5c4561693a52b50c3ce42cb4a26ccdf_coinminer_elex_floxif_mimic_pay2key_wannacry.exe File created \??\c:\program files\common files\system\symsrv.dll.000 2026-08-09_e5c4561693a52b50c3ce42cb4a26ccdf_coinminer_elex_floxif_mimic_pay2key_wannacry.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 3900 cmd.exe - System Location Discovery: System Language Discovery 1 TTPs 3 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mode.com Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-09_e5c4561693a52b50c3ce42cb4a26ccdf_coinminer_elex_floxif_mimic_pay2key_wannacry.exe - Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4900 2026-08-09_e5c4561693a52b50c3ce42cb4a26ccdf_coinminer_elex_floxif_mimic_pay2key_wannacry.exe 4900 2026-08-09_e5c4561693a52b50c3ce42cb4a26ccdf_coinminer_elex_floxif_mimic_pay2key_wannacry.exe 4900 2026-08-09_e5c4561693a52b50c3ce42cb4a26ccdf_coinminer_elex_floxif_mimic_pay2key_wannacry.exe 4900 2026-08-09_e5c4561693a52b50c3ce42cb4a26ccdf_coinminer_elex_floxif_mimic_pay2key_wannacry.exe 4900 2026-08-09_e5c4561693a52b50c3ce42cb4a26ccdf_coinminer_elex_floxif_mimic_pay2key_wannacry.exe 4900 2026-08-09_e5c4561693a52b50c3ce42cb4a26ccdf_coinminer_elex_floxif_mimic_pay2key_wannacry.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4900 2026-08-09_e5c4561693a52b50c3ce42cb4a26ccdf_coinminer_elex_floxif_mimic_pay2key_wannacry.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4900 wrote to memory of 3900 4900 2026-08-09_e5c4561693a52b50c3ce42cb4a26ccdf_coinminer_elex_floxif_mimic_pay2key_wannacry.exe 90 PID 3900 wrote to memory of 2164 3900 cmd.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-09_e5c4561693a52b50c3ce42cb4a26ccdf_coinminer_elex_floxif_mimic_pay2key_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-09_e5c4561693a52b50c3ce42cb4a26ccdf_coinminer_elex_floxif_mimic_pay2key_wannacry.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
- Suspicious use of WriteProcessMemory
PID:4900 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\AnhdvBoot.bat" "2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3900 -
C:\Windows\SysWOW64\mode.commode con lines=25 cols=903⤵
- System Location Discovery: System Language Discovery
PID:2164
-
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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:\Program Files\Common Files\System\symsrv.dll.000
- Size 114B
- SHA256 aefc503b1ed462d7b6280228a7b5b710792273b78934426f88325341ac5b5a92
- MD5 e609411db8aa6775d0344c75c23ae79b
- SHA1 1d2ff6194bf159ce36cd0461cd3da29486d1e97d
- SHA512 6884ff5c07bc687132c965a59cb8c5a898a25da74c6c846c1d6089ddca8007cb7e4d2f8520bdce9fbcf6e2f9c9e5c28d8c8d6d049d3522470bdc7d38bbfa0ad0
- TLSH T1FFB09262AA2791EAE1AA224505A0248C1ED0B62AB48638002EBA5A4E93256A85916147
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\AnhdvBoot.bat
- Size 9KB
- SHA256 fc5b5be144ec802469783daa5e39350d4e97b31044ea6dbd1bf9df61ac2a2092
- MD5 5de33e25220407303a210f8854e5bbfc
- SHA1 3ac4c271ca3326e693ecd1a1921a400b297625dc
- SHA512 d414a61a879a0c388f07f51942c5ea4c46abcba1906f025c592e6bdb3361bd1b481f15d8090006b163b8d1da37d3a570f692234cef2032a251849975e21e9637
- SSDEEP 192:tq6CKP7gefWy7OiA6E94Bm01/WyUCDu5CjX2KMNVnlhl9uJ5C:tqjKkefRUu1/g5CjIf90C
- TLSH T1CF22A90AB2E8651BF5EB0F573B329152E121408F058C1F9E783724B5561FBC4ABF16E6
- MD5 SHA1 SHA512 SSDEEP TLSH