floxif | 76b1ea876aa3b69ec08fd1d06b51bd511cfbeeae83943ccdc66db9f94aeacdf6

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-12-2024 05:14

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

76b1ea876aa3b69ec08fd1d06b51bd511cfbeeae83943ccdc66db9f94aeacdf6.exe
Size

247KB
MD5

953ee4ed522db1ae3adfcf82416082dc
SHA1

28ecd3fb823c3135a182b5d3a47938d55ccd56c2
SHA256

76b1ea876aa3b69ec08fd1d06b51bd511cfbeeae83943ccdc66db9f94aeacdf6
SHA512

25f4c2a6268a52666db6042921d7b324292c46d523dc35afdd3c8807d707ceb7ddc27bf8d4147e4c9706784e0330c578ac56925301a2affa5e2f852f3c60f8d9
SSDEEP

3072:GQPidj5BUl/EeaZL8Z0BFri9WSfWauH9B+QW6dQ5RidzKIfGY/9LzMTB3ZYwNERK:IeaCSgfTudB+W4FBV+UdvrEFp7hK1z

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/0x000b000000021647-1.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000b000000021647-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
4988	76b1ea876aa3b69ec08fd1d06b51bd511cfbeeae83943ccdc66db9f94aeacdf6.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000b000000021647-1.dat	upx
behavioral2/memory/4988-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4988-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	76b1ea876aa3b69ec08fd1d06b51bd511cfbeeae83943ccdc66db9f94aeacdf6.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	76b1ea876aa3b69ec08fd1d06b51bd511cfbeeae83943ccdc66db9f94aeacdf6.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4988	76b1ea876aa3b69ec08fd1d06b51bd511cfbeeae83943ccdc66db9f94aeacdf6.exe

C:\Users\Admin\AppData\Local\Temp\76b1ea876aa3b69ec08fd1d06b51bd511cfbeeae83943ccdc66db9f94aeacdf6.exe
"C:\Users\Admin\AppData\Local\Temp\76b1ea876aa3b69ec08fd1d06b51bd511cfbeeae83943ccdc66db9f94aeacdf6.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4988

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

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

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/4988-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4988-5-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4988-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download