Analysis
- max time kernel
148s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/09/2026, 00:33
Static task
static1
Behavioral task
behavioral1
Sample
2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe
- Size 3.7MB
- Sample260924-av7fhsxtdv
- SHA256 397a866fba1ba48f177d20dcce2c469b0529d8422a9e33ceb9a65b0f049129c1
- MD5 e437e3a53a4b888b15d50c96adbabcbd
- SHA1 d67aa556b9930495a2e71b7269465bff861d7812
- SHA512 b28005a54593f9ca7cec349cdf4947dc8d9950809a3797e3277be6bee23375ace94ce696bb0ea92c98fa2698bf9f1ca9f6edd7a70e3c959c87a818f638f93215
- SSDEEP 98304:zfqvE2eJX+0ngCSSL6PmFmYrWrUj+ZtPDXU2he0psj:zfuedZgFSv1rFjQDXU2Xpsj
- TLSH T17D06126A6D6ED86CD15D48B7405948A852E3CDD8CBF207E3B346FE39E83E1D35234682
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x0006000000016b39-1.dat floxif - UPX dump on OEP (original entry point) 12 IoCs
resource yara_rule behavioral2/files/0x0006000000016b39-1.dat UPX behavioral2/memory/4256-3-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/5688-27-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/3584-36-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/3120-58-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/4256-66-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/5688-67-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/3120-68-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/4256-71-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/3584-73-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/4256-77-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/4256-88-0x0000000010000000-0x0000000010030000-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/0x0006000000016b39-1.dat acprotect - Executes dropped EXE 1 IoCs
pid Process 3584 uTorrent.exe - Identifies Wine through registry keys 2 TTPs 2 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\MACHINE\Software\WOW6432Node\Wine uTorrent.exe Key opened \REGISTRY\USER\S-1-5-21-1404337215-1550464601-2805570857-1000\Software\Wine uTorrent.exe - Loads dropped DLL 8 IoCs
pid Process 4256 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe 5688 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe 5688 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe 5688 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe 3584 uTorrent.exe 3120 DllHost.exe 4256 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe 4256 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_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: 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe -
resource yara_rule behavioral2/files/0x0006000000016b39-1.dat upx behavioral2/memory/4256-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/5688-27-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/3584-36-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/3120-58-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/4256-66-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/5688-67-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/3120-68-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/4256-71-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/3584-73-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/4256-77-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/4256-88-0x0000000010000000-0x0000000010030000-memory.dmp upx - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe File created \??\c:\program files\common files\system\symsrv.dll.000 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 4 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 uTorrent.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language DllHost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe - Checks SCSI registry key(s) 3 TTPs 4 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_WDC&PROD_WDS100T2B0A\4&215468A5&0&000000 uTorrent.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName uTorrent.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_DADY&PROD_HL-DT-ST_DVD+-RW\4&215468A5&0&010000 uTorrent.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\FriendlyName uTorrent.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1404337215-1550464601-2805570857-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION uTorrent.exe Set value (int) \REGISTRY\USER\S-1-5-21-1404337215-1550464601-2805570857-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\utorrentie.exe = "11000" uTorrent.exe Key created \REGISTRY\USER\S-1-5-21-1404337215-1550464601-2805570857-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_SCRIPTURL_MITIGATION uTorrent.exe Set value (int) \REGISTRY\USER\S-1-5-21-1404337215-1550464601-2805570857-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_SCRIPTURL_MITIGATION\utorrentie.exe = "1" uTorrent.exe Key created \REGISTRY\USER\S-1-5-21-1404337215-1550464601-2805570857-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_CROSS_DOMAIN_REDIRECT_MITIGATION uTorrent.exe Set value (int) \REGISTRY\USER\S-1-5-21-1404337215-1550464601-2805570857-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_CROSS_DOMAIN_REDIRECT_MITIGATION\utorrentie.exe = "0" uTorrent.exe - Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4256 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe 4256 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe 4256 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe 4256 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe 4256 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe 4256 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe 4256 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe 4256 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3584 uTorrent.exe - Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 4256 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe Token: SeDebugPrivilege 5688 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe Token: SeDebugPrivilege 3584 uTorrent.exe Token: SeManageVolumePrivilege 3584 uTorrent.exe Token: SeDebugPrivilege 3120 DllHost.exe - Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 3584 uTorrent.exe 3584 uTorrent.exe 3584 uTorrent.exe - Suspicious use of SendNotifyMessage 3 IoCs
pid Process 3584 uTorrent.exe 3584 uTorrent.exe 3584 uTorrent.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4256 wrote to memory of 5688 4256 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe 89 PID 5688 wrote to memory of 3584 5688 2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_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:4256 -
C:\Users\Admin\AppData\Local\Temp\2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-23_e437e3a53a4b888b15d50c96adbabcbd_elex_floxif_wannacry.exe" -sfxwaitall:0 "uTorrent.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5688 -
C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\uTorrent.exe"C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\uTorrent.exe"3⤵
- Executes dropped EXE
- Identifies Wine through registry keys
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3584
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-
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C:\Windows\SysWOW64\DllHost.exeC:\Windows\SysWOW64\DllHost.exe /Processid:{E2B3C97F-6AE1-41AC-817A-F6F92166D7DD}1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3120
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\7ZipSfx.000\flags.conf
- Size 154KB
- SHA256 b6d0c98ed7728d743019a9f3b1321986adc05c6f11d4be8437f931e1a6a52d72
- MD5 0f117d2bcc964873174a046f044df0f4
- SHA1 fd1c546ca3aa603319d5dd8e475c0f79e01bd4f3
- SHA512 6440fbbfc0bec22a232c769d7d91bc0ff6f355d7cae7dc270d4656065f5c0977e51436f10e6c553e063386689ef52d3af3c36db22af7740b4b71241bb44710b1
- SSDEEP 3072:LILZwRNcdXyeGdaR40W0aMRNjhV8RC5fbppH6YVoVxLFhZXOrIkrSQdrqX7jb2cl:LqUaR40W0aMRphV8RC5fbLH6YKVxLFh9
- TLSH T107F30C14CA516CA822602FC328662D016537D12748DBEAE767999BBFF3C5C64B3D363C
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\main.ico
- Size 9KB
- SHA256 16084d4d50747faa7fd27d255fc10d6694e451cb57643fed369251930e09f618
- MD5 b80acc761c7b6e79f07c025428ae1bba
- SHA1 05644594a68db487be3f568737a34f72f6043ac9
- SHA512 92c689f2121e59a19873ffb6be5bd96a6d33a0e36af8ee654d5524ea6bc750858c764df70e9c05b3c49f9dfaa5bd3064a24dd6c8adf387e74d2b3917b200d501
- SSDEEP 96:s8u9dyFxmnjXKJJUUNsz26GDPE7KU3KeQz6SmGGaxB9LVqdpsfbfpmau27d/pNwK:slyFob+JBABFeU3XSmGLBTssfVmWBu4
- TLSH T137122AC29A723F4AC6EE097840612FCC262B8C10D5512D720F6279BF0F7A07397B2A17
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\settings.dat
- Size 10KB
- SHA256 06c24a74717ec408eb31bf2093a6464b705e98f1612be94d7190f689a4c2a5d6
- MD5 f00cf69026cdd8814dcf5ebd6bf98e61
- SHA1 d289c2c572365bedfa65a0b2353fde62a7d0b992
- SHA512 934356a38f75947efa9676aa62af8f18a7a9af933745503abfd00e23c25c929ccd21a05220e50e3df9c01e449f2f0876f451cb183e862048a1cf509608261372
- SSDEEP 192:eZg3CiCy+LufGY8Ij/jfimLiXN8SUjzH9sLiRcrwVoUq7muDVZIkBv+/kFxW5Wdw:emTtP/juuA/7mir+/kWIsd
- TLSH T11422059E44DF7B6D3A387C1C50ACE03E963C7909DB87EAF6D8D029B56854A0520FFA14
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\settings.dat
- Size 18KB
- SHA256 3cf7fb504ba2e75cc171c33b05ba0280cf03723fae386126abd1277225584360
- MD5 15754dcc80bbf29419da755c7caee5f6
- SHA1 c29b67e188a847377044607708bb0c58aacb023f
- SHA512 1e1e75eabfc18a2b72b55ea57786239d87ec53474273846846254170fd044a4b1e8d7cee786ef24320ead9e666985f59a35b8913faa397e5f6838a1798a1862b
- SSDEEP 384:h41QAtP/juuA/7mipEUNKk+th//UFxUtW9/kWIst:KtjvA/7milM//UjT5kWIK
- TLSH T1E182AC8E44DF6A6CFA387C3C51ACD02DB63C7909DB73EAA6D4D029F56800A1520FFA15
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\settings.dat.old
- Size 17KB
- SHA256 12e3d3cad3e96d8342a8967d65443f78d62a5dcac3bbbe73f85b88717ea7ff8d
- MD5 846b457cc4b01fa400605d5d76c31782
- SHA1 6dd582bf668e875e2d42e4f07ae72a9fc4017fca
- SHA512 c2dc493806a5b034417bda52604e389bceb4c48e23ecefdcd494fe90dc543182899b7ea306d47524fb566abeb004cc12a0046a5fb7295221beba17768cb9881a
- SSDEEP 384:k41B2tP/juuA/7mipEUNKk+th//UFxUtW5/kWIs8:QtjvA/7milM//UjTFkWIB
- TLSH T187829C8E44DF6A6CFA387C3C51ACD02DB63C7909DB73EAA6D4D029F56800A1520FFA15
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\uTorrent.exe
- Size 4.5MB
- SHA256 1f39d582ff6e6ab4af6c377670c9e8c2b1859f0c2484b1cd9c28629c652161dd
- MD5 bfefeac4bc2447bfda3ab718200db2e9
- SHA1 49aa1da5becb748d974c71673ec497d8e63ad6b6
- SHA512 8b9f30417d78f4c999c63932ea57ad12660dfd59d4fc1d0e323e7af99025761fcf1a072387d3c8b5ce61599a8f94611f8c8831fd180e7d426a3a0d36478b616a
- SSDEEP 98304:JVWRBtvAX2BnzhIue03C0Ji7nt/bNARMg:vWNvC2xzhz9nkt/
- TLSH T12826BE027BC4C035D7D604314C2B776853FBEEA04A7186B77398BA2D7A349D2A539B63
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\uTorrent.exe.tmp
- Size 4.6MB
- SHA256 2879d329c617ead1d06129e5bbfb1db8f486fb6c2691c521ed61eb219e91b4d9
- MD5 3c6b8e679f9852885773bb7f663507dd
- SHA1 9e9603b07867ae9ad2a10bb20e6238cb42f47bbd
- SHA512 95014d118e2f667d0b17f14f5dd9be9f235419009cd369b8f3d3974322c73d3fd30cae001a44c1eda8ab4f86a558a0f549f9716773cc21f530de63eaf169bf4a
- SSDEEP 98304:JVWRBtvAX2BnzhIue03J0Ji7ntobNARMgy:vWNvC2xzhz9CktoD
- TLSH T13B26BE027BC4C035D7D604314C2B776853FBEEA04A7186B77398BA2D7A349D2A539B63
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\utorrent.lng
- Size 1.3MB
- SHA256 7b879aa4253676a4d7cb3f5d5dd1af93f8d2756276de72130aec06fe96828ed5
- MD5 80e85e634b7772686655f1be930da07d
- SHA1 33327e9006450eac668bb72653f886ac304b1fed
- SHA512 e2df3e2f41c5410642f0cc91052b9e016ffde7755a5fca6f2b17640446260e5f4953f564e6b2de20e74632078d87de47b3d4fec34e3ecca7fa1475cec8ae3270
- SSDEEP 24576:mP7HIPvbiP3POdjr7r48NvudPHtcltqUWX21bifkUhU/hxZ:mTHIYOdjr7rhN0PMqUjJ+10h/
- TLSH T1C05533F22CD83C17E97DDD70B126BD139B254386162668FFE09EB276042B49CB8C5A47
- MD5 SHA1 SHA512 SSDEEP TLSH