floxif | afb7c8fb31e42b113c01e0bd056e1c36e7e3c190ca0a3c2ad3b29df24901fd63

General

Target
2026-04-17_42361bd3337dab1e1e522b5c5b795f50_coinminer_driverpack_elex_floxif_wannacry.exe
Size 892KB
Sample260417-mqdnvset7w
SHA256 afb7c8fb31e42b113c01e0bd056e1c36e7e3c190ca0a3c2ad3b29df24901fd63
MD5 42361bd3337dab1e1e522b5c5b795f50
SHA1 f0c6ea62177214fd2651cc601adf585185980c10
SHA512 0552f395de7a83ac91e38b660b43895cc6c60ef3417e22513e94f843a5536c7909e700a3f552fa2422decac59e85eb4e6194d85913c331ae87c571bad522edef
SSDEEP 24576:453uhvE3GOBfLPt3HEaFHfKT0+55Lj4XiiRXfJovyrEH75:45+hvzOdTteIy5/4XhRP8j
TLSH
T148151260379B83FED19225B17108772295E4E63D0F6B06C7A7011E06BE2E6D78A7D1CB
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

backdoor discovery floxif trojan upx

Malware Config

Signatures

Family: Floxif, Floodfix
Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.
backdoor trojan floxif

Detects Floxif payload 1 IoCs

backdoor

resource	yara_rule
behavioral2/files/0x000c00000002ad68-1.dat	floxif

UPX dump on OEP (original entry point) 3 IoCs

resource	yara_rule
behavioral2/files/0x000c00000002ad68-1.dat	UPX
behavioral2/memory/4128-4-0x0000000010000000-0x0000000010030000-memory.dmp	UPX
behavioral2/memory/4128-22-0x0000000010000000-0x0000000010030000-memory.dmp	UPX

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000c00000002ad68-1.dat	acprotect

Executes dropped EXE 1 IoCs

pid	Process
5056	Image Eye.exe

Loads dropped DLL 1 IoCs

pid	Process
4128	2026-04-17_42361bd3337dab1e1e522b5c5b795f50_coinminer_driverpack_elex_floxif_wannacry.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x000c00000002ad68-1.dat	upx
behavioral2/memory/4128-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4128-22-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	2026-04-17_42361bd3337dab1e1e522b5c5b795f50_coinminer_driverpack_elex_floxif_wannacry.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-04-17_42361bd3337dab1e1e522b5c5b795f50_coinminer_driverpack_elex_floxif_wannacry.exe

Modifies registry class 18 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-600123060-2148212387-2211176695-1000_Classes\Local Settings	Image Eye.exe
Key created	\REGISTRY\USER\S-1-5-21-600123060-2148212387-2211176695-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	Image Eye.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-600123060-2148212387-2211176695-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff	Image Eye.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-600123060-2148212387-2211176695-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	Image Eye.exe
Key created	\REGISTRY\USER\S-1-5-21-600123060-2148212387-2211176695-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags	Image Eye.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-600123060-2148212387-2211176695-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Pictures"	Image Eye.exe
Key created	\REGISTRY\USER\S-1-5-21-600123060-2148212387-2211176695-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0	Image Eye.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-600123060-2148212387-2211176695-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	Image Eye.exe
Key created	\REGISTRY\USER\S-1-5-21-600123060-2148212387-2211176695-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0	Image Eye.exe
Key created	\REGISTRY\USER\S-1-5-21-600123060-2148212387-2211176695-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1	Image Eye.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-600123060-2148212387-2211176695-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff	Image Eye.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-600123060-2148212387-2211176695-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	Image Eye.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-600123060-2148212387-2211176695-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000	Image Eye.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-600123060-2148212387-2211176695-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 14002e80d43aad2469a5304598e1ab02f9417aa80000	Image Eye.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-600123060-2148212387-2211176695-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1"	Image Eye.exe
Key created	\REGISTRY\USER\S-1-5-21-600123060-2148212387-2211176695-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell	Image Eye.exe
Key created	\REGISTRY\USER\S-1-5-21-600123060-2148212387-2211176695-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell	Image Eye.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-600123060-2148212387-2211176695-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	Image Eye.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
5056	Image Eye.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4128	2026-04-17_42361bd3337dab1e1e522b5c5b795f50_coinminer_driverpack_elex_floxif_wannacry.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5056	Image Eye.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4128 wrote to memory of 5056	4128	2026-04-17_42361bd3337dab1e1e522b5c5b795f50_coinminer_driverpack_elex_floxif_wannacry.exe	78

C:\Users\Admin\AppData\Local\Temp\2026-04-17_42361bd3337dab1e1e522b5c5b795f50_coinminer_driverpack_elex_floxif_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-04-17_42361bd3337dab1e1e522b5c5b795f50_coinminer_driverpack_elex_floxif_wannacry.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4128
- C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Image Eye.exe
  "C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Image Eye.exe"
  2⤵
  - Executes dropped EXE
  - Modifies registry class
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:5056

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

symsrv.dll

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

Submit Download

Image Eye.exe

Path C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Image Eye.exe
Size 2.5MB
SHA256 c03c655a5d7d6547c998d8a4eda5e09fb452a8a0d666da9204b8e316a36fecfd
MD5 68f9ce73924db7405eab6a7c101a61bf
SHA1 cc87638084ff01a1554b267bc8c6c499c50412f5
SHA512 4d0337bedf7efe07b23dd5ba02d0b9cd1da3592851bbad08b9c53b80a3012cff23646e0a74f011369576e823a7a297cfedb892f4c9adc1d14aa335552b1e2b14
SSDEEP 24576:WX1hcUORKNLM+KjN0cVtqbhG1H3ptVgS6P4gkwT5w7DEaf:qhuDjNXVMlGFZtN6P4K5wfB
TLSH
T16FC52916B631C4E8F0F28875C906C175F632BC888B507AA756F0FE177A736980939F5A
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4128-4-0x0000000010000000-0x0000000010030000-memory.dmp

Download

memory/4128-22-0x0000000010000000-0x0000000010030000-memory.dmp