floxif | 864253ba492630d6c43f06541a487c7b1b6836b766fd0325465e767d99e9ef2c

Analysis

max time kernel
14s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
31-01-2025 09:34

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2025-01-31_a3405a4470d9d1384b3a943811acb2ac_floxif_mafia.exe
Size

541KB
MD5

a3405a4470d9d1384b3a943811acb2ac
SHA1

7089ebd27d61820b0fcc3e03c6c571bc636fecf1
SHA256

864253ba492630d6c43f06541a487c7b1b6836b766fd0325465e767d99e9ef2c
SHA512

9dbf8503911d11e6f70f7269c6cd57f4a9ef6e157349cdecfde61fa70d114c41037b56f2e459a7466c928b09796c62274c0e9687c3267aaea0b2a209acc81116
SSDEEP

12288:eEbC+WPnBZKXBaNS4OD4S3haRDGoKByWlWLKKIBjvrEH7B:eNKJrD44hTDyaoKK6rEH7B

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/0x00100000000122f3-1.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x00100000000122f3-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2736	2025-01-31_a3405a4470d9d1384b3a943811acb2ac_floxif_mafia.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x00100000000122f3-1.dat	upx
behavioral1/memory/2736-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2736-8-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	2025-01-31_a3405a4470d9d1384b3a943811acb2ac_floxif_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	2025-01-31_a3405a4470d9d1384b3a943811acb2ac_floxif_mafia.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2736	2025-01-31_a3405a4470d9d1384b3a943811acb2ac_floxif_mafia.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-31_a3405a4470d9d1384b3a943811acb2ac_floxif_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-31_a3405a4470d9d1384b3a943811acb2ac_floxif_mafia.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2736

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

Loading Replay Monitor...

Downloads

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

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/2736-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2736-8-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2736-6-0x0000000000E30000-0x0000000000EA9000-memory.dmp

Filesize
484KB

Download