floxif | c9e86d3d4240e1947cd005d1c247ff98f5e1873e562c1d73a108dde901bc8c45

Analysis

max time kernel
15s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
25/01/2025, 06:24

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General

Target

c9e86d3d4240e1947cd005d1c247ff98f5e1873e562c1d73a108dde901bc8c45.exe
Size

1.3MB
MD5

aac198096c737b546ab3bbce28a915e7
SHA1

59a7fced6c186f8857dfa23cbad8b01cf3adb925
SHA256

c9e86d3d4240e1947cd005d1c247ff98f5e1873e562c1d73a108dde901bc8c45
SHA512

2d1b608677ca075431d5df85a87341dc6cdd03ac9d37d388e23c210f51cb95282bb8570b85fa24a023d5381a29a8b6cceda8db116ffbee1a34e5c7524c6f657b
SSDEEP

24576:Wtb20pcaCqT5TBWgNQ7au4/M0xEeLmXfHeYU/6AWrEH7g:Dpg5tQ7au4FCegfHo56

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/0x00080000000120fd-1.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x00080000000120fd-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
908	c9e86d3d4240e1947cd005d1c247ff98f5e1873e562c1d73a108dde901bc8c45.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/908-8-0x0000000000AF0000-0x0000000000C2D000-memory.dmp	autoit_exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x00080000000120fd-1.dat	upx
behavioral1/memory/908-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/908-10-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	c9e86d3d4240e1947cd005d1c247ff98f5e1873e562c1d73a108dde901bc8c45.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	c9e86d3d4240e1947cd005d1c247ff98f5e1873e562c1d73a108dde901bc8c45.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	908	c9e86d3d4240e1947cd005d1c247ff98f5e1873e562c1d73a108dde901bc8c45.exe

C:\Users\Admin\AppData\Local\Temp\c9e86d3d4240e1947cd005d1c247ff98f5e1873e562c1d73a108dde901bc8c45.exe
"C:\Users\Admin\AppData\Local\Temp\c9e86d3d4240e1947cd005d1c247ff98f5e1873e562c1d73a108dde901bc8c45.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:908

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/908-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/908-10-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/908-8-0x0000000000AF0000-0x0000000000C2D000-memory.dmp

Filesize
1.2MB

Download