floxif | 65925ca4ecb3ab9ae60846d19d040ddb090dd728d3fa63aac4d5438810dc5599

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
06-08-2024 00:29

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

65925ca4ecb3ab9ae60846d19d040ddb090dd728d3fa63aac4d5438810dc5599.exe
Size

2.1MB
MD5

1303afd6d3434792c7d1af8f810311b7
SHA1

b9d0182b5fc4ce5ced3b1ec578d8bf2ea7def0e8
SHA256

65925ca4ecb3ab9ae60846d19d040ddb090dd728d3fa63aac4d5438810dc5599
SHA512

aa9b0ed701cb349a6df3895ab808e878e0111c93a10dd9e2ca5a2b29ef38d7d49acdb591c31af177e2872f304d2b5574da28ff7b816a44531ac2109c5b1b40ec
SSDEEP

49152:NyGQYU/Z8+yNvZ9SS8jGDfKsPOGAJ1ixFJApTnZlDZn1u:NiYU/ryNvH8SDSS1AJ1i1ApTnZlK

Score

10^/10

floxif backdoor discovery trojan upx

Malware Config

Signatures

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/0x0004000000005c50-1.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x0004000000005c50-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2220	65925ca4ecb3ab9ae60846d19d040ddb090dd728d3fa63aac4d5438810dc5599.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2220-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/files/0x0004000000005c50-1.dat	upx
behavioral1/memory/2220-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	65925ca4ecb3ab9ae60846d19d040ddb090dd728d3fa63aac4d5438810dc5599.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	65925ca4ecb3ab9ae60846d19d040ddb090dd728d3fa63aac4d5438810dc5599.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2220	65925ca4ecb3ab9ae60846d19d040ddb090dd728d3fa63aac4d5438810dc5599.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2220	65925ca4ecb3ab9ae60846d19d040ddb090dd728d3fa63aac4d5438810dc5599.exe

C:\Users\Admin\AppData\Local\Temp\65925ca4ecb3ab9ae60846d19d040ddb090dd728d3fa63aac4d5438810dc5599.exe
"C:\Users\Admin\AppData\Local\Temp\65925ca4ecb3ab9ae60846d19d040ddb090dd728d3fa63aac4d5438810dc5599.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2220

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/2220-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2220-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2220-5-0x0000000000F10000-0x000000000111B000-memory.dmp

Filesize
2.0MB

Download