floxif | 0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960

Analysis

max time kernel
15s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03/01/2025, 12:28

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe
Size

2.2MB
MD5

2bb5d9febb28eacd5d4ffdb6dc4c50c0
SHA1

9e2ca2fb63f5f59adf3abcfb3672d9849fd6fb36
SHA256

0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960
SHA512

53945e3ddbbcdd5a92ada98992fb19c4f4d17c8e0d032139f6c42c1b80dfee8e40ecfefe277ae01848a49548f93c48b54f74bf2772524b192b62b862b6dcf81f
SSDEEP

49152:l4kpdXw1Wa7O6MeCOL9hfV2TIdKiJv81q4:O/166MeCOL9H8iyU4

Score

10^/10

floxif backdoor discovery persistence privilege_escalation 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/0x00080000000120ff-1.dat	floxif

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x00080000000120ff-1.dat	acprotect

Loads dropped DLL 10 IoCs

pid	Process
2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe
2536	arp.exe
2132	arp.exe
2136	arp.exe
2468	arp.exe
2404	arp.exe
3040	arp.exe
2964	arp.exe
2316	arp.exe
2320	arp.exe

Network Service Discovery 1 TTPs 9 IoCs

Attempt to gather information on host's network.

discovery

Network Service Discovery

T1046

pid	Process
2316	arp.exe
2964	arp.exe
2320	arp.exe
2536	arp.exe
3040	arp.exe
2132	arp.exe
2468	arp.exe
2404	arp.exe
2136	arp.exe

UPX packed file 21 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x00080000000120ff-1.dat	upx
behavioral1/memory/2380-3-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2536-7-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2536-9-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2132-11-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2136-14-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2404-17-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2468-19-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2468-16-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/3040-21-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2964-23-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2132-25-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2316-29-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2320-31-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2404-27-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2136-32-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2320-34-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2316-38-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2964-40-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/3040-36-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2380-43-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe

System Location Discovery: System Language Discovery 1 TTPs 10 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	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe
Token: SeDebugPrivilege	2536	arp.exe
Token: SeDebugPrivilege	2468	arp.exe
Token: SeDebugPrivilege	2132	arp.exe
Token: SeDebugPrivilege	2404	arp.exe
Token: SeDebugPrivilege	2136	arp.exe
Token: SeDebugPrivilege	3040	arp.exe
Token: SeDebugPrivilege	2964	arp.exe
Token: SeDebugPrivilege	2316	arp.exe
Token: SeDebugPrivilege	2320	arp.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2536	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	30
PID 2380 wrote to memory of 2536	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	30
PID 2380 wrote to memory of 2536	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	30
PID 2380 wrote to memory of 2536	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	30
PID 2380 wrote to memory of 3040	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	32
PID 2380 wrote to memory of 3040	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	32
PID 2380 wrote to memory of 3040	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	32
PID 2380 wrote to memory of 3040	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	32
PID 2380 wrote to memory of 2132	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	33
PID 2380 wrote to memory of 2132	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	33
PID 2380 wrote to memory of 2132	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	33
PID 2380 wrote to memory of 2132	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	33
PID 2380 wrote to memory of 2136	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	34
PID 2380 wrote to memory of 2136	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	34
PID 2380 wrote to memory of 2136	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	34
PID 2380 wrote to memory of 2136	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	34
PID 2380 wrote to memory of 2404	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	35
PID 2380 wrote to memory of 2404	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	35
PID 2380 wrote to memory of 2404	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	35
PID 2380 wrote to memory of 2404	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	35
PID 2380 wrote to memory of 2320	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	37
PID 2380 wrote to memory of 2320	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	37
PID 2380 wrote to memory of 2320	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	37
PID 2380 wrote to memory of 2320	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	37
PID 2380 wrote to memory of 2964	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	38
PID 2380 wrote to memory of 2964	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	38
PID 2380 wrote to memory of 2964	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	38
PID 2380 wrote to memory of 2964	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	38
PID 2380 wrote to memory of 2468	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	39
PID 2380 wrote to memory of 2468	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	39
PID 2380 wrote to memory of 2468	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	39
PID 2380 wrote to memory of 2468	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	39
PID 2380 wrote to memory of 2316	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	40
PID 2380 wrote to memory of 2316	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	40
PID 2380 wrote to memory of 2316	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	40
PID 2380 wrote to memory of 2316	2380	0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe	40

C:\Users\Admin\AppData\Local\Temp\0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe
"C:\Users\Admin\AppData\Local\Temp\0ad0b5cc36d56f0c94b984829c13890184ac8422d871dfcbd902d5f9c6f55960N.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Windows\SysWOW64\arp.exe
  arp -a
  2⤵
  - Loads dropped DLL
  - Network Service Discovery
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2536
- C:\Windows\SysWOW64\arp.exe
  arp -s 10.127.0.1 af-0a-2e-0d-d3-b8
  2⤵
  - Loads dropped DLL
  - Network Service Discovery
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3040
- C:\Windows\SysWOW64\arp.exe
  arp -s 10.127.255.255 e4-79-4c-31-5f-45
  2⤵
  - Loads dropped DLL
  - Network Service Discovery
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2132
- C:\Windows\SysWOW64\arp.exe
  arp -s 37.27.61.181 c6-15-39-c5-fb-82
  2⤵
  - Loads dropped DLL
  - Network Service Discovery
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2136
- C:\Windows\SysWOW64\arp.exe
  arp -s 224.0.0.22 e3-8b-55-77-61-18
  2⤵
  - Loads dropped DLL
  - Network Service Discovery
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2404
- C:\Windows\SysWOW64\arp.exe
  arp -s 224.0.0.251 8c-23-13-f2-13-9f
  2⤵
  - Loads dropped DLL
  - Network Service Discovery
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2320
- C:\Windows\SysWOW64\arp.exe
  arp -s 224.0.0.252 18-d2-19-ac-92-b1
  2⤵
  - Loads dropped DLL
  - Network Service Discovery
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2964
- C:\Windows\SysWOW64\arp.exe
  arp -s 239.255.255.250 56-3e-71-54-c0-a8
  2⤵
  - Loads dropped DLL
  - Network Service Discovery
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2468
- C:\Windows\SysWOW64\arp.exe
  arp -s 255.255.255.255 1e-13-e6-87-c6-c5
  2⤵
  - Loads dropped DLL
  - Network Service Discovery
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2316

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Program Files\Common Files\System\symsrv.dll

Filesize
71KB

MD5
4fcd7574537cebec8e75b4e646996643

SHA1
efa59bb9050fb656b90d5d40c942fb2a304f2a8b

SHA256
8ea3b17e4b783ffc0bc387b81b823bf87af0d57da74541d88ba85314bb232a5d

SHA512
7f1a7ef64d332a735db82506b47d84853af870785066d29ccaf4fdeab114079a9f0db400e01ba574776a0d652a248658fe1e8f9659cdced19ad6eea09644ea3e

Download Submit
memory/2132-11-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2132-25-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2136-32-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2136-14-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2316-29-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2316-38-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2320-34-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2320-31-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2380-41-0x0000000000400000-0x0000000000636000-memory.dmp

Filesize
2.2MB

Download
memory/2380-43-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2380-3-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2404-17-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2404-27-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2468-19-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2468-16-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2536-7-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2536-9-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2964-40-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2964-23-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/3040-36-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/3040-21-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download