floxif | 2d54c7cdd38bfaf7ceddc167d84c93a8b4ddf6553bb8fe0689fcf54bd2627438

Analysis

max time kernel
94s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 20:50

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2d54c7cdd38bfaf7ceddc167d84c93a8b4ddf6553bb8fe0689fcf54bd2627438.exe
Size

394KB
MD5

98cb5876b9eec6f9001e63232a23fd81
SHA1

78ec03f83e565b912e434b4b576462900501265a
SHA256

2d54c7cdd38bfaf7ceddc167d84c93a8b4ddf6553bb8fe0689fcf54bd2627438
SHA512

e1673ca4d38f14e035723c569118ce9c6dd520d2f4206d74d49140ce1a1fe6f1ebb1cba4735d9a285450b384565a96228628da5f93e2b5308587920ea452a9d8
SSDEEP

6144:vrdWssVvjkwIoawy206BJnBOwl+TV0kOiifNVBSKBV+UdvrEFp7hKcca:v0sUApoaylBnOFhIiifn5BjvrEH7Nt

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/0x000b000000023bb1-1.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000b000000023bb1-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
3672	2d54c7cdd38bfaf7ceddc167d84c93a8b4ddf6553bb8fe0689fcf54bd2627438.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000b000000023bb1-1.dat	upx
behavioral2/memory/3672-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3672-8-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	2d54c7cdd38bfaf7ceddc167d84c93a8b4ddf6553bb8fe0689fcf54bd2627438.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	2d54c7cdd38bfaf7ceddc167d84c93a8b4ddf6553bb8fe0689fcf54bd2627438.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3672	2d54c7cdd38bfaf7ceddc167d84c93a8b4ddf6553bb8fe0689fcf54bd2627438.exe

C:\Users\Admin\AppData\Local\Temp\2d54c7cdd38bfaf7ceddc167d84c93a8b4ddf6553bb8fe0689fcf54bd2627438.exe
"C:\Users\Admin\AppData\Local\Temp\2d54c7cdd38bfaf7ceddc167d84c93a8b4ddf6553bb8fe0689fcf54bd2627438.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3672

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

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

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
memory/3672-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3672-6-0x0000000000430000-0x0000000000433000-memory.dmp

Filesize
12KB

Download
memory/3672-8-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download