floxif | ec0718e3e888b9ec54e2104b0686e309fcf9e427cba36726831614a8aed2d58f

Analysis

max time kernel
148s
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
04-01-2025 06:34

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General

Target

ec0718e3e888b9ec54e2104b0686e309fcf9e427cba36726831614a8aed2d58f.exe
Size

234KB
MD5

79c2bea618cdd82a2b781a23d63600b4
SHA1

f49bfbcdde1e8e4d336dbc79b5ffa38bd9b3fece
SHA256

ec0718e3e888b9ec54e2104b0686e309fcf9e427cba36726831614a8aed2d58f
SHA512

083b36331a12967e728d3d05d2fe1dfd900e425713b29387245df3f10e2c957eb2e6d100d7549048769cce4b947d40a3ed3a54896b6abef0703ffe3d9a065dc3
SSDEEP

3072:uwzvOYTaMKavT/DvbEvK9aobNI2B+flkL7OjUuxGftPyhdY55s2ZUuyNFhyzzZin:baMK2h9H/B+/kBV+UdvrEFp7hKns

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/0x000a000000023bb1-1.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000a000000023bb1-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
3752	ec0718e3e888b9ec54e2104b0686e309fcf9e427cba36726831614a8aed2d58f.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3752-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/files/0x000a000000023bb1-1.dat	upx
behavioral2/memory/3752-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	ec0718e3e888b9ec54e2104b0686e309fcf9e427cba36726831614a8aed2d58f.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	ec0718e3e888b9ec54e2104b0686e309fcf9e427cba36726831614a8aed2d58f.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3752	ec0718e3e888b9ec54e2104b0686e309fcf9e427cba36726831614a8aed2d58f.exe

C:\Users\Admin\AppData\Local\Temp\ec0718e3e888b9ec54e2104b0686e309fcf9e427cba36726831614a8aed2d58f.exe
"C:\Users\Admin\AppData\Local\Temp\ec0718e3e888b9ec54e2104b0686e309fcf9e427cba36726831614a8aed2d58f.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3752

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/3752-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3752-5-0x0000000000E00000-0x0000000000E29000-memory.dmp

Filesize
164KB

Download
memory/3752-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download