floxif | 292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286

Analysis

max time kernel
112s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-01-2025 04:50

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe
Size

1.2MB
MD5

3ac96027a6b4a6035de83a152a20a8d0
SHA1

8414492b0bf96ebf2d0ebfa11cdb3f8f42c834bd
SHA256

292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286
SHA512

4c1318e887152c0c38be394b28400e7e3f3987f0c13e1eeb0222e3bf53a3d3f1cdcd3ba5dea8681f91a7a27503a4b4edb65565f17b0e4db01951ef4cdf67d701
SSDEEP

24576:S5rEmNJG//19XnQJXQaXlubv9bNVyvg3EfzGr9MRGJ/qofX:oVOnL8Qiu9bNVyIuz41qS

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
behavioral2/files/0x000c000000023b35-1.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
behavioral2/files/0x000c000000023b35-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\e:	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe

Network Service Discovery 1 TTPs 9 IoCs

Attempt to gather information on host's network.

discovery

Network Service Discovery

T1046

pid	Process
3260	arp.exe
3688	arp.exe
3256	arp.exe
768	arp.exe
2028	arp.exe
3292	arp.exe
2828	arp.exe
212	arp.exe
3824	arp.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/384-4-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral2/files/0x000c000000023b35-1.dat	upx
behavioral2/memory/384-10-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral2/memory/384-9-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral2/memory/384-14-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral2/memory/384-26-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe
File created	\??\c:\program files\common files\system\symsrv.dll.000	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe

System Location Discovery: System Language Discovery 1 TTPs 11 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	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.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

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe
384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe
384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe
384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe
384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe
384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe

Suspicious behavior: LoadsDriver 2 IoCs

pid	Process
656	Process not Found
656	Process not Found

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 384 wrote to memory of 3260	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	83
PID 384 wrote to memory of 3260	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	83
PID 384 wrote to memory of 3260	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	83
PID 384 wrote to memory of 3688	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	85
PID 384 wrote to memory of 3688	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	85
PID 384 wrote to memory of 3688	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	85
PID 384 wrote to memory of 3256	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	86
PID 384 wrote to memory of 3256	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	86
PID 384 wrote to memory of 3256	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	86
PID 384 wrote to memory of 3824	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	87
PID 384 wrote to memory of 3824	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	87
PID 384 wrote to memory of 3824	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	87
PID 384 wrote to memory of 768	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	88
PID 384 wrote to memory of 768	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	88
PID 384 wrote to memory of 768	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	88
PID 384 wrote to memory of 2028	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	89
PID 384 wrote to memory of 2028	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	89
PID 384 wrote to memory of 2028	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	89
PID 384 wrote to memory of 3292	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	90
PID 384 wrote to memory of 3292	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	90
PID 384 wrote to memory of 3292	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	90
PID 384 wrote to memory of 2828	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	91
PID 384 wrote to memory of 2828	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	91
PID 384 wrote to memory of 2828	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	91
PID 384 wrote to memory of 212	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	92
PID 384 wrote to memory of 212	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	92
PID 384 wrote to memory of 212	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	92
PID 384 wrote to memory of 2396	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	107
PID 384 wrote to memory of 2396	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	107
PID 384 wrote to memory of 2396	384	292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe	107

C:\Users\Admin\AppData\Local\Temp\292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe
"C:\Users\Admin\AppData\Local\Temp\292e20d52bb52ee6719f7c57ca3c1d669762e2f3dc73f404f832e189090c3286N.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:384
- C:\Windows\SysWOW64\arp.exe
  arp -a
  2⤵
  - Network Service Discovery
  - System Location Discovery: System Language Discovery
  PID:3260
- C:\Windows\SysWOW64\arp.exe
  arp -s 10.127.0.1 39-8e-ca-37-38-d7
  2⤵
  - Network Service Discovery
  - System Location Discovery: System Language Discovery
  PID:3688
- C:\Windows\SysWOW64\arp.exe
  arp -s 10.127.255.255 c5-69-5e-1c-36-03
  2⤵
  - Network Service Discovery
  - System Location Discovery: System Language Discovery
  PID:3256
- C:\Windows\SysWOW64\arp.exe
  arp -s 49.12.169.208 4b-15-a0-cb-b6-6c
  2⤵
  - Network Service Discovery
  - System Location Discovery: System Language Discovery
  PID:3824
- C:\Windows\SysWOW64\arp.exe
  arp -s 224.0.0.22 a9-ca-a7-2e-c5-9a
  2⤵
  - Network Service Discovery
  - System Location Discovery: System Language Discovery
  PID:768
- C:\Windows\SysWOW64\arp.exe
  arp -s 224.0.0.251 2f-4b-22-83-97-65
  2⤵
  - Network Service Discovery
  - System Location Discovery: System Language Discovery
  PID:2028
- C:\Windows\SysWOW64\arp.exe
  arp -s 224.0.0.252 0b-3f-0e-f2-85-1a
  2⤵
  - Network Service Discovery
  - System Location Discovery: System Language Discovery
  PID:3292
- C:\Windows\SysWOW64\arp.exe
  arp -s 239.255.255.250 31-68-7a-78-e4-ba
  2⤵
  - Network Service Discovery
  - System Location Discovery: System Language Discovery
  PID:2828
- C:\Windows\SysWOW64\arp.exe
  arp -s 255.255.255.255 63-c5-4f-78-01-ce
  2⤵
  - Network Service Discovery
  - System Location Discovery: System Language Discovery
  PID:212
- C:\Windows\SysWOW64\arp.exe
  arp -d
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2396

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

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
71KB

MD5
4fcd7574537cebec8e75b4e646996643

SHA1
efa59bb9050fb656b90d5d40c942fb2a304f2a8b

SHA256
8ea3b17e4b783ffc0bc387b81b823bf87af0d57da74541d88ba85314bb232a5d

SHA512
7f1a7ef64d332a735db82506b47d84853af870785066d29ccaf4fdeab114079a9f0db400e01ba574776a0d652a248658fe1e8f9659cdced19ad6eea09644ea3e

Download Submit
memory/384-17-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/384-15-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/384-10-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/384-9-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/384-19-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/384-13-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/384-8-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/384-4-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/384-14-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/384-21-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/384-23-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/384-25-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/384-26-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/384-27-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/384-29-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download
memory/384-31-0x0000000000400000-0x0000000000526000-memory.dmp

Filesize
1.1MB

Download