floxif | bb69e4d4f258c3101b0ee957fc43f3654d6da1049816c0610dce8bdbcb52eac5

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10/10/2024, 15:15

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General

Target

bb69e4d4f258c3101b0ee957fc43f3654d6da1049816c0610dce8bdbcb52eac5.exe
Size

296KB
MD5

d749eef66168371c9fbc26090fa962d1
SHA1

32b28d60ab33a965493ae0db71c7cb026928d67c
SHA256

bb69e4d4f258c3101b0ee957fc43f3654d6da1049816c0610dce8bdbcb52eac5
SHA512

4f40f1b6b74e16e502f46e6dde6ecfae10b8481c7f52f5d5a6ba03e85cf5f7142e98e8cd8af16e8c9ff2ff767ffb7ecf697b29bb310c9190343500bd5bd2576f
SSDEEP

6144:h+bfb9iRyO1bzgQdR5cMCVFZS8SdF91xeuyJPAOvvsCxBV+UdvrEFp7hK6r:houyO1bzgQdkTvgFwuyJPhsCxBjvrEHt

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
behavioral2/files/0x000c000000023b6d-1.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000c000000023b6d-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
1188	bb69e4d4f258c3101b0ee957fc43f3654d6da1049816c0610dce8bdbcb52eac5.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000c000000023b6d-1.dat	upx
behavioral2/memory/1188-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1188-10-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	bb69e4d4f258c3101b0ee957fc43f3654d6da1049816c0610dce8bdbcb52eac5.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	bb69e4d4f258c3101b0ee957fc43f3654d6da1049816c0610dce8bdbcb52eac5.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1188	bb69e4d4f258c3101b0ee957fc43f3654d6da1049816c0610dce8bdbcb52eac5.exe

C:\Users\Admin\AppData\Local\Temp\bb69e4d4f258c3101b0ee957fc43f3654d6da1049816c0610dce8bdbcb52eac5.exe
"C:\Users\Admin\AppData\Local\Temp\bb69e4d4f258c3101b0ee957fc43f3654d6da1049816c0610dce8bdbcb52eac5.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1188

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/1188-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1188-7-0x0000000000451000-0x0000000000452000-memory.dmp

Filesize
4KB

Download
memory/1188-8-0x0000000000450000-0x0000000000488000-memory.dmp

Filesize
224KB

Download
memory/1188-10-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download