floxif | 0e62b43cfa9531fd391d097faf093eddd3902fdd6ed6b2953f3dd368e509972d

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
17-12-2024 23:45

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

0e62b43cfa9531fd391d097faf093eddd3902fdd6ed6b2953f3dd368e509972dN.exe
Size

3.0MB
MD5

e499ff1a61778f2d517d521fcd373b80
SHA1

48d83dbc6790c859f8b8648f5e37a8dbd1addbb8
SHA256

0e62b43cfa9531fd391d097faf093eddd3902fdd6ed6b2953f3dd368e509972d
SHA512

10080748cf6340db7cd9f7be8e0240f0eeec858408cc48bc9943883b573ceb057377b9477101197026842ff280b82f8ec0c441c454f6d60b26b7a9fd25b8ab73
SSDEEP

98304:ffXEXFBUOCxyoQThlu9SYVqelj2vSVcLK8X+AnmTVhkXXXXBPT:nXEXFB3AHJlva5uAnmTVh4PT

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/0x00080000000120fc-1.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x00080000000120fc-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2620	0e62b43cfa9531fd391d097faf093eddd3902fdd6ed6b2953f3dd368e509972dN.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2620-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/files/0x00080000000120fc-1.dat	upx
behavioral1/memory/2620-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	0e62b43cfa9531fd391d097faf093eddd3902fdd6ed6b2953f3dd368e509972dN.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	0e62b43cfa9531fd391d097faf093eddd3902fdd6ed6b2953f3dd368e509972dN.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2620	0e62b43cfa9531fd391d097faf093eddd3902fdd6ed6b2953f3dd368e509972dN.exe

C:\Users\Admin\AppData\Local\Temp\0e62b43cfa9531fd391d097faf093eddd3902fdd6ed6b2953f3dd368e509972dN.exe
"C:\Users\Admin\AppData\Local\Temp\0e62b43cfa9531fd391d097faf093eddd3902fdd6ed6b2953f3dd368e509972dN.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2620

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/2620-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2620-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2620-5-0x0000000001270000-0x0000000001575000-memory.dmp

Filesize
3.0MB

Download