floxif | 6dc8f877146ea45798473308b0ae5774737aad59204c09cb5b46e000601333a3

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-12-2024 16:51

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General

Target

6dc8f877146ea45798473308b0ae5774737aad59204c09cb5b46e000601333a3.exe
Size

180KB
MD5

4a31c96ed2c089a57a847023827708ab
SHA1

dca2fcae9e94fd98989cfe1ff71815acec300193
SHA256

6dc8f877146ea45798473308b0ae5774737aad59204c09cb5b46e000601333a3
SHA512

c7f8962773f791558c0de320304798a5d8009affdd170efbc57c2e9ad3aa5efd9a8bfa685ae3c191307d39826bed4c4480406f5ec3f76eb9d0f8af0a4db13065
SSDEEP

3072:W615yKxLF0hLGOKOEyw8GyYGwo2lQBV+UdE+rECWp7hKeJN:55yhCOKOE0GbGvBV+UdvrEFp7hKeJN

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/0x000a00000001225c-1.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x000a00000001225c-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2284	6dc8f877146ea45798473308b0ae5774737aad59204c09cb5b46e000601333a3.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2284-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/files/0x000a00000001225c-1.dat	upx
behavioral1/memory/2284-6-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	6dc8f877146ea45798473308b0ae5774737aad59204c09cb5b46e000601333a3.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	6dc8f877146ea45798473308b0ae5774737aad59204c09cb5b46e000601333a3.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2284	6dc8f877146ea45798473308b0ae5774737aad59204c09cb5b46e000601333a3.exe

C:\Users\Admin\AppData\Local\Temp\6dc8f877146ea45798473308b0ae5774737aad59204c09cb5b46e000601333a3.exe
"C:\Users\Admin\AppData\Local\Temp\6dc8f877146ea45798473308b0ae5774737aad59204c09cb5b46e000601333a3.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2284

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

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

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/2284-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2284-5-0x000000000040A000-0x000000000040B000-memory.dmp

Filesize
4KB

Download
memory/2284-6-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download