floxif | e0b7c369ac7cd497c804fe503a65a76606fabed39db60c117ad196607f9c8aa4

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-02-2025 05:06

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General

Target

e0b7c369ac7cd497c804fe503a65a76606fabed39db60c117ad196607f9c8aa4.exe
Size

277KB
MD5

2ce394e34b7933aaadd6a42b6b3ebaa6
SHA1

c8dec95b6c8819c22da5bdce6942611d502d03f0
SHA256

e0b7c369ac7cd497c804fe503a65a76606fabed39db60c117ad196607f9c8aa4
SHA512

7289c4696fd84ae036f131ad6398f84c5180a6924b6dc5d5b954dc9b7a09de66f44364f651279f3341034dd53fc6e3ba35d968696a4b6ac88f58b9663134243b
SSDEEP

3072:vHrfzYPc6X/Y6/meos0gXf+EvC6C36eCWdMuoB+UKrRiEOB9dXCQT1X/MK0dk5xv:AACmfkTC3dM7B+mCGBV+UdvrEFp7hKdb

Score

10^/10

floxif backdoor discovery persistence privilege_escalation 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/0x000a00000001202a-1.dat	floxif

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x000a00000001202a-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2236	e0b7c369ac7cd497c804fe503a65a76606fabed39db60c117ad196607f9c8aa4.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000a00000001202a-1.dat	upx
behavioral1/memory/2236-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2236-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	e0b7c369ac7cd497c804fe503a65a76606fabed39db60c117ad196607f9c8aa4.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	e0b7c369ac7cd497c804fe503a65a76606fabed39db60c117ad196607f9c8aa4.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2236	e0b7c369ac7cd497c804fe503a65a76606fabed39db60c117ad196607f9c8aa4.exe

C:\Users\Admin\AppData\Local\Temp\e0b7c369ac7cd497c804fe503a65a76606fabed39db60c117ad196607f9c8aa4.exe
"C:\Users\Admin\AppData\Local\Temp\e0b7c369ac7cd497c804fe503a65a76606fabed39db60c117ad196607f9c8aa4.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2236

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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

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

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/2236-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2236-5-0x0000000001390000-0x00000000013C5000-memory.dmp

Filesize
212KB

Download
memory/2236-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download