floxif | 16609acddf5ffbb26b48e26806a08054ee1d67798592f084efd279f4c01efeb3

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
07-02-2025 06:09

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General

Target

16609acddf5ffbb26b48e26806a08054ee1d67798592f084efd279f4c01efeb3.exe
Size

286KB
MD5

3b65662052857c742ac0d9e7f21c2291
SHA1

ac9a0b503045a4e5b22f4a315f55738ac1a1197e
SHA256

16609acddf5ffbb26b48e26806a08054ee1d67798592f084efd279f4c01efeb3
SHA512

6f0720cdf9033da8e1ba58311fee2729c8743a4acd552099316373d1354fd8fdb43f000d3aeca9a974df39d6858557dd949f3846bcfe620b47f9dc1b9aea9d7f
SSDEEP

6144:+7re/5kHouyXnZhB+h8WHlBV+UdvrEFp7hKt:+7re/JuyXnPB+h8WHlBjvrEH7W

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/0x000d000000023ae0-1.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000d000000023ae0-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
3296	16609acddf5ffbb26b48e26806a08054ee1d67798592f084efd279f4c01efeb3.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000d000000023ae0-1.dat	upx
behavioral2/memory/3296-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3296-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	16609acddf5ffbb26b48e26806a08054ee1d67798592f084efd279f4c01efeb3.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	16609acddf5ffbb26b48e26806a08054ee1d67798592f084efd279f4c01efeb3.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3296	16609acddf5ffbb26b48e26806a08054ee1d67798592f084efd279f4c01efeb3.exe

C:\Users\Admin\AppData\Local\Temp\16609acddf5ffbb26b48e26806a08054ee1d67798592f084efd279f4c01efeb3.exe
"C:\Users\Admin\AppData\Local\Temp\16609acddf5ffbb26b48e26806a08054ee1d67798592f084efd279f4c01efeb3.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3296

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/3296-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3296-5-0x0000000000690000-0x00000000006C7000-memory.dmp

Filesize
220KB

Download
memory/3296-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download