floxif | eeda62c0b33b1c3fcdb4f7970300bc5f30dcc07a872d2c9fc37d898ecda92f9b

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
17-12-2024 12:29

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General

Target

2024-12-17_44cbedae3850a308fb960fa71f1fb12f_floxif_hijackloader_mafia.exe
Size

2.7MB
MD5

44cbedae3850a308fb960fa71f1fb12f
SHA1

3363367a8b6b9e8e4a9934c56045c8b136cd20af
SHA256

eeda62c0b33b1c3fcdb4f7970300bc5f30dcc07a872d2c9fc37d898ecda92f9b
SHA512

8b1e137a83ce90c1ed52274601d0e459db094956051ee614eee91d5496128905f3cd1c28502156f1fac6458e927c18afdb8b588156e9860b5875d84fbae7d3f0
SSDEEP

49152:KaSofyDCWWqJXBhgmvQojZ2toFPVmyN8yrOR23P2yYI1C7B5lcdtH9jR9W/KMZK/:LuCEBhzQoMtoFPVmyN8yrOR23O8077l6

Score

10^/10

floxif backdoor discovery trojan upx

Malware Config

Signatures

Floxif family
floxif
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
behavioral1/files/0x000d000000012263-1.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x000d000000012263-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
564	2024-12-17_44cbedae3850a308fb960fa71f1fb12f_floxif_hijackloader_mafia.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000d000000012263-1.dat	upx
behavioral1/memory/564-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/564-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	2024-12-17_44cbedae3850a308fb960fa71f1fb12f_floxif_hijackloader_mafia.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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-12-17_44cbedae3850a308fb960fa71f1fb12f_floxif_hijackloader_mafia.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
564	2024-12-17_44cbedae3850a308fb960fa71f1fb12f_floxif_hijackloader_mafia.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	564	2024-12-17_44cbedae3850a308fb960fa71f1fb12f_floxif_hijackloader_mafia.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
564	2024-12-17_44cbedae3850a308fb960fa71f1fb12f_floxif_hijackloader_mafia.exe

C:\Users\Admin\AppData\Local\Temp\2024-12-17_44cbedae3850a308fb960fa71f1fb12f_floxif_hijackloader_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-17_44cbedae3850a308fb960fa71f1fb12f_floxif_hijackloader_mafia.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:564

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Program Files\Common Files\System\symsrv.dll

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/564-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/564-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/564-5-0x0000000000850000-0x0000000000AF8000-memory.dmp

Filesize
2.7MB

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