floxif | ae640a39ed4dbeb83d9d73fa38057c14b4504b88901f76697a6c838332ecc285

Analysis

max time kernel
93s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-12-2024 21:23

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General

Target

2024-12-10_55084029002115f209bd03845b71a2ff_floxif_mafia.exe
Size

708KB
MD5

55084029002115f209bd03845b71a2ff
SHA1

0acf43af1661f6f7ba08c7724349e3352f3c396b
SHA256

ae640a39ed4dbeb83d9d73fa38057c14b4504b88901f76697a6c838332ecc285
SHA512

3ca5ec6ff4d18c7deac9b318068795bf70909262b07d2ff9af32cb36e9ed64779f92ca2806a189665c6091ea64f5143f672184237e7f1092109013e28f423fdc
SSDEEP

12288:uvN7t3capRpLJt9LUCJpBQidOgEsZTsWbVKFFf3FRcow6JVBjvrEH7yiB:uNtMapztLLpF0sZTnbVy9FRcVKbrEH7T

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
behavioral2/files/0x000c000000023b50-1.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000c000000023b50-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
796	2024-12-10_55084029002115f209bd03845b71a2ff_floxif_mafia.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/796-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/files/0x000c000000023b50-1.dat	upx
behavioral2/memory/796-9-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	2024-12-10_55084029002115f209bd03845b71a2ff_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	2024-12-10_55084029002115f209bd03845b71a2ff_floxif_mafia.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	796	2024-12-10_55084029002115f209bd03845b71a2ff_floxif_mafia.exe

C:\Users\Admin\AppData\Local\Temp\2024-12-10_55084029002115f209bd03845b71a2ff_floxif_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-10_55084029002115f209bd03845b71a2ff_floxif_mafia.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:796

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

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

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/796-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/796-6-0x0000000000B81000-0x0000000000B82000-memory.dmp

Filesize
4KB

Download
memory/796-9-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/796-7-0x0000000000B80000-0x0000000000C22000-memory.dmp

Filesize
648KB

Download