floxif | 1627dee14424fc9673fe263ca4691d0062da6dc0e9cb63008f82407aab77aab0

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29/01/2025, 07:46

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General

Target

1627dee14424fc9673fe263ca4691d0062da6dc0e9cb63008f82407aab77aab0.exe
Size

286KB
MD5

0de3eda92339c8312c4139286cf891d8
SHA1

135ae17f9fea844334d980a23c5c6991bd4bc4a1
SHA256

1627dee14424fc9673fe263ca4691d0062da6dc0e9cb63008f82407aab77aab0
SHA512

e39c7ec5200250c53fe8c26fb086609cf33237687d7374f72a4d168942d719bf60f607dfabe1d9386831e60c5d1924cbfd63ee75198ba554e0451a8f07a1aca1
SSDEEP

6144:47gKNkhSR/knuyXnZhB+h8WHlBV+UdvrEFp7hKv:47gKNkhm/knuyXnPB+h8WHlBjvrEH7E

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/0x000d00000001277d-1.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x000d00000001277d-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2396	1627dee14424fc9673fe263ca4691d0062da6dc0e9cb63008f82407aab77aab0.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000d00000001277d-1.dat	upx
behavioral1/memory/2396-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2396-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	1627dee14424fc9673fe263ca4691d0062da6dc0e9cb63008f82407aab77aab0.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	1627dee14424fc9673fe263ca4691d0062da6dc0e9cb63008f82407aab77aab0.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2396	1627dee14424fc9673fe263ca4691d0062da6dc0e9cb63008f82407aab77aab0.exe

C:\Users\Admin\AppData\Local\Temp\1627dee14424fc9673fe263ca4691d0062da6dc0e9cb63008f82407aab77aab0.exe
"C:\Users\Admin\AppData\Local\Temp\1627dee14424fc9673fe263ca4691d0062da6dc0e9cb63008f82407aab77aab0.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2396

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

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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/2396-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2396-5-0x0000000000A50000-0x0000000000A87000-memory.dmp

Filesize
220KB

Download
memory/2396-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download