Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/08/2026, 03:58
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-08_1f9dc9c64f894768d3eae9d8baf6af40_agent-tesla_backswap_elex_floxif_stop.exe
Resource
win10v2004-20260513-en
13 signatures
150 seconds
General
- Target 2026-08-08_1f9dc9c64f894768d3eae9d8baf6af40_agent-tesla_backswap_elex_floxif_stop.exe
- Size 965KB
- Sample260808-ej1aaahl5x
- SHA256 33ac4079d4d68230fab502b992bf994b34ddfe1efb0feea0c371b0c294610b97
- MD5 1f9dc9c64f894768d3eae9d8baf6af40
- SHA1 50265f9d0fc2ab9f0ab6889528a0f7f73ba8a010
- SHA512 cfb76d1c066413b4a365be9ca11bcf1b5062c57cf102b16a8e7f17d6fb984a35ee0511fde183e1b31f69b195e92c5c99251af190867e5e75b444ad3ae54f1c9d
- SSDEEP 24576:RHPv6C3rj7nyUQooVPuuoHecljIqdAMrEH7p:hv1jmUQpUHBZIqdQ
- TLSH T1BA25D012B7C682F6D99338B4397BE326EB35652D0327C487D7E12E729F211115B3A362
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x000a00000001136f-1.dat floxif - UPX dump on OEP (original entry point) 8 IoCs
resource yara_rule behavioral2/files/0x000a00000001136f-1.dat UPX behavioral2/memory/1968-4-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/1968-134-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/1968-137-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/1968-138-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/1968-142-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/1968-145-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/1968-148-0x0000000010000000-0x0000000010030000-memory.dmp UPX - ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000a00000001136f-1.dat acprotect - Loads dropped DLL 1 IoCs
pid Process 1968 2026-08-08_1f9dc9c64f894768d3eae9d8baf6af40_agent-tesla_backswap_elex_floxif_stop.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: 2026-08-08_1f9dc9c64f894768d3eae9d8baf6af40_agent-tesla_backswap_elex_floxif_stop.exe -
resource yara_rule behavioral2/files/0x000a00000001136f-1.dat upx behavioral2/memory/1968-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/1968-134-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/1968-137-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/1968-138-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/1968-142-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/1968-145-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/1968-148-0x0000000010000000-0x0000000010030000-memory.dmp upx - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 2026-08-08_1f9dc9c64f894768d3eae9d8baf6af40_agent-tesla_backswap_elex_floxif_stop.exe File created \??\c:\program files\common files\system\symsrv.dll.000 2026-08-08_1f9dc9c64f894768d3eae9d8baf6af40_agent-tesla_backswap_elex_floxif_stop.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 2026-08-08_1f9dc9c64f894768d3eae9d8baf6af40_agent-tesla_backswap_elex_floxif_stop.exe - Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1968 2026-08-08_1f9dc9c64f894768d3eae9d8baf6af40_agent-tesla_backswap_elex_floxif_stop.exe 1968 2026-08-08_1f9dc9c64f894768d3eae9d8baf6af40_agent-tesla_backswap_elex_floxif_stop.exe 1968 2026-08-08_1f9dc9c64f894768d3eae9d8baf6af40_agent-tesla_backswap_elex_floxif_stop.exe 1968 2026-08-08_1f9dc9c64f894768d3eae9d8baf6af40_agent-tesla_backswap_elex_floxif_stop.exe 1968 2026-08-08_1f9dc9c64f894768d3eae9d8baf6af40_agent-tesla_backswap_elex_floxif_stop.exe 1968 2026-08-08_1f9dc9c64f894768d3eae9d8baf6af40_agent-tesla_backswap_elex_floxif_stop.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1968 2026-08-08_1f9dc9c64f894768d3eae9d8baf6af40_agent-tesla_backswap_elex_floxif_stop.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1968 2026-08-08_1f9dc9c64f894768d3eae9d8baf6af40_agent-tesla_backswap_elex_floxif_stop.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-08_1f9dc9c64f894768d3eae9d8baf6af40_agent-tesla_backswap_elex_floxif_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-08_1f9dc9c64f894768d3eae9d8baf6af40_agent-tesla_backswap_elex_floxif_stop.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1968
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\1g9g6f8p.tmp
- Size 57KB
- SHA256 d16bb2c1ea2196a91ce3887f49081dc72a27a41d86657da149a19bc050b4703d
- MD5 98f6b36ddee882267b22427e42f82b9e
- SHA1 5b590d67717593e92999d42fa8851ec8cfaa12c7
- SHA512 ef439781e077c707bd12b0d36d398ee5b24d1198884746f5d8218af67547ef6a4b5cdaa1d49e3413c953a131a15846e7435f0373792aade4c40c65e25ecccf99
- SSDEEP 3::
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\2026-08-08_1f9dc9c64f894768d3eae9d8baf6af40_agent-tesla_backswap_elex_floxif_stop.ini
- Size 7KB
- SHA256 70622aff4b22f3a647419d568f65ebc1706cdb25a6cfe4f4193add0f2f416165
- MD5 8abcc0a8314f61d1fce6519bee6bd4b8
- SHA1 1c4c140a400ce4306a8d5f8600b8561e0e74c43b
- SHA512 2ec570b56c6185d2655b6b27f3b7be2deda1563cde8823b630c2bd15e9d848d38ec81f3890a05523dc45d9f906f5fe020b4d7e6afbc1d90be9022b7699d72c22
- SSDEEP 96:CYwiHdDO3Am/AP3oUNAuuNAuRFounYiQMxUP+/MZObVpiMp3RDyHgFYyXG/UabYM:l7HdPibx2wqGBfFhG8abBt
- TLSH T157E1AC9257F81004F2F77F54FEB92A624B767C55A838D48C0AC11D0E09E1B64D8A2BFB
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\A1D26E2\BDE7FF87B0.tmp
- Size 889KB
- SHA256 ff3eaba09c039f9aa30a8e47d03e7d739d92519a9258d62bf5178f4988087e38
- MD5 5da9c7ba1250ae64f2ae50f1244dc5e9
- SHA1 d11b74adf1ad35dd6df0f57004e287859f021a29
- SHA512 1543e2672ddf2d4045471fd07806dd4949668bf4e4b6cb00434710355801ab1a5240934ac47547877981e08da85f0e84843c9f21ca7c7fa99de529069e0b1428
- SSDEEP 12288:FaWzgMg7v3qnCiXErQohh0F4fCJ8lnyUQsbmUsJbPRsTq5KHecljIqhj3qrJG:0aHMv6C3rj7nyUQooVPuuoHecljIqdAQ
- TLSH T18415D012F7D680B2D99338B52A7BE32BEB3565194327C4CB97E02E739F211505B3A361
- MD5 SHA1 SHA512 SSDEEP TLSH