floxif | 05a7bad0ac964850d180f95e7a06300c6f72e02ad3cb0d969b8e7a59322ecdf9

Analysis

max time kernel
24s
max time network
16s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 22:41

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General

Target

05a7bad0ac964850d180f95e7a06300c6f72e02ad3cb0d969b8e7a59322ecdf9N.exe
Size

137KB
MD5

7f5afe6309a543c824e270e2012d1730
SHA1

1382e9c7a6e070903c972d556eb00843cece658a
SHA256

05a7bad0ac964850d180f95e7a06300c6f72e02ad3cb0d969b8e7a59322ecdf9
SHA512

aa711f5f784d9823c9ac4ba387a2323453f15127cc3ce3ad043a9de8f0e6ac9dff3c0cec4a3ee076bc2fb6884138fd4c88d81f503eea3ee18d1ed567775a6b5a
SSDEEP

3072:GLsrS61T06tD2lQBV+UdE+rECWp7hKj4PMwHgJ:ZbR06hBV+UdvrEFp7hK0tHa

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/0x000c00000001202b-1.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x000c00000001202b-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
3012	05a7bad0ac964850d180f95e7a06300c6f72e02ad3cb0d969b8e7a59322ecdf9N.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000c00000001202b-1.dat	upx
behavioral1/memory/3012-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/3012-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	05a7bad0ac964850d180f95e7a06300c6f72e02ad3cb0d969b8e7a59322ecdf9N.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	05a7bad0ac964850d180f95e7a06300c6f72e02ad3cb0d969b8e7a59322ecdf9N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3012	05a7bad0ac964850d180f95e7a06300c6f72e02ad3cb0d969b8e7a59322ecdf9N.exe

C:\Users\Admin\AppData\Local\Temp\05a7bad0ac964850d180f95e7a06300c6f72e02ad3cb0d969b8e7a59322ecdf9N.exe
"C:\Users\Admin\AppData\Local\Temp\05a7bad0ac964850d180f95e7a06300c6f72e02ad3cb0d969b8e7a59322ecdf9N.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3012

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/3012-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3012-5-0x0000000000930000-0x0000000000982000-memory.dmp

Filesize
328KB

Download
memory/3012-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download