floxif | c6098a6b459f992eff98b451ecc223c80feda2c2bbbcd340ab12a83e2401b5c6

Analysis

max time kernel
93s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
14-12-2024 01:10

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General

Target

c6098a6b459f992eff98b451ecc223c80feda2c2bbbcd340ab12a83e2401b5c6.exe
Size

234KB
MD5

d8f10d6fe365d711c4d53039e432be77
SHA1

da5b5ae4058131c6fbb53bc394e38d2145e3640e
SHA256

c6098a6b459f992eff98b451ecc223c80feda2c2bbbcd340ab12a83e2401b5c6
SHA512

54a8c9ebdec5d4c43f65f673f85f9949911f33d66df068b9a2963415ca32c8614d65cd3e40424321d6886e747da7444accc6fd572d809a26f944ee87d70ca751
SSDEEP

3072:uwzvOYTPu/aKavT/DvbEvK9aobNI2B+flkL7OjUuxGftPyhdY55s2ZUuyNFhyzzn:bPu/aK2h9H/B+/kBV+UdvrEFp7hKrSty

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/0x000c000000023b93-1.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000c000000023b93-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2020	c6098a6b459f992eff98b451ecc223c80feda2c2bbbcd340ab12a83e2401b5c6.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000c000000023b93-1.dat	upx
behavioral2/memory/2020-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2020-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	c6098a6b459f992eff98b451ecc223c80feda2c2bbbcd340ab12a83e2401b5c6.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	c6098a6b459f992eff98b451ecc223c80feda2c2bbbcd340ab12a83e2401b5c6.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2020	c6098a6b459f992eff98b451ecc223c80feda2c2bbbcd340ab12a83e2401b5c6.exe

C:\Users\Admin\AppData\Local\Temp\c6098a6b459f992eff98b451ecc223c80feda2c2bbbcd340ab12a83e2401b5c6.exe
"C:\Users\Admin\AppData\Local\Temp\c6098a6b459f992eff98b451ecc223c80feda2c2bbbcd340ab12a83e2401b5c6.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2020

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/2020-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2020-5-0x00000000002C0000-0x00000000002E9000-memory.dmp

Filesize
164KB

Download
memory/2020-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download