floxif | 2a1ed8de0968c13f77a0c8835028f450894e9479726bdd57fcc05cf9168c68f2

Analysis

max time kernel
12s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25/09/2024, 07:05

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General

Target

20240925745bf84fbdd2a903dd60d67d1e74631bbkransomwarefloxifhijackloader.exe
Size

2.0MB
MD5

745bf84fbdd2a903dd60d67d1e74631b
SHA1

210fd28d1949413f55ac475901726531c8bb4048
SHA256

2a1ed8de0968c13f77a0c8835028f450894e9479726bdd57fcc05cf9168c68f2
SHA512

46a999540a07caa9300948ca5bce649340c774f62a23e3d13b56e57fa12903551804035f4d258e544531a24e003c052a67404d1eeaa3fd87fb173d4c77f2b3cf
SSDEEP

49152:Dk0eo5nJIioHlq+c6gXR92IISNbeckxHDoJf3M7sSZOZVVNa6Zp:Dk25nHoHlq+c6y92IBReckxHUJf3M7sR

Score

10^/10

floxif backdoor discovery trojan upx

Malware Config

Signatures

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/0x000d000000012251-1.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x000d000000012251-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
2148	20240925745bf84fbdd2a903dd60d67d1e74631bbkransomwarefloxifhijackloader.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000d000000012251-1.dat	upx
behavioral1/memory/2148-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2148-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	20240925745bf84fbdd2a903dd60d67d1e74631bbkransomwarefloxifhijackloader.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	20240925745bf84fbdd2a903dd60d67d1e74631bbkransomwarefloxifhijackloader.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2148	20240925745bf84fbdd2a903dd60d67d1e74631bbkransomwarefloxifhijackloader.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2148	20240925745bf84fbdd2a903dd60d67d1e74631bbkransomwarefloxifhijackloader.exe

C:\Users\Admin\AppData\Local\Temp\20240925745bf84fbdd2a903dd60d67d1e74631bbkransomwarefloxifhijackloader.exe
"C:\Users\Admin\AppData\Local\Temp\20240925745bf84fbdd2a903dd60d67d1e74631bbkransomwarefloxifhijackloader.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2148

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/2148-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2148-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2148-5-0x0000000001300000-0x0000000001502000-memory.dmp

Filesize
2.0MB

Download