floxif | a773dff7f4be464678b4016a449f1c6db33ecae0c1154759cb9b4e0e51cb3145

Analysis

max time kernel
95s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28/01/2025, 07:56 UTC

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General

Target

a773dff7f4be464678b4016a449f1c6db33ecae0c1154759cb9b4e0e51cb3145.exe
Size

286KB
MD5

62100b5192d9c97ca2ce968c2c61bd19
SHA1

bec16da72f8bf813e7e64bf9ef18f2b7927e706b
SHA256

a773dff7f4be464678b4016a449f1c6db33ecae0c1154759cb9b4e0e51cb3145
SHA512

f8cafa9e13268dfe5d5c6b217449745ad412ba8d4996dd7a9c6e89cca65cedc74f2d2f40146fc87d252a2adc304adcb59bbe6d0888158bc2a39b677ff26a8313
SSDEEP

6144:R7gKNkhCQ5kHouyXnZhB+h8WHlBV+UdvrEFp7hKRQ:R7gKNkhCQJuyXnPB+h8WHlBjvrEH7sQ

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/0x000a000000023bbc-1.dat	floxif

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000a000000023bbc-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
3196	a773dff7f4be464678b4016a449f1c6db33ecae0c1154759cb9b4e0e51cb3145.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000a000000023bbc-1.dat	upx
behavioral2/memory/3196-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3196-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	a773dff7f4be464678b4016a449f1c6db33ecae0c1154759cb9b4e0e51cb3145.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	a773dff7f4be464678b4016a449f1c6db33ecae0c1154759cb9b4e0e51cb3145.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3196	a773dff7f4be464678b4016a449f1c6db33ecae0c1154759cb9b4e0e51cb3145.exe

C:\Users\Admin\AppData\Local\Temp\a773dff7f4be464678b4016a449f1c6db33ecae0c1154759cb9b4e0e51cb3145.exe
"C:\Users\Admin\AppData\Local\Temp\a773dff7f4be464678b4016a449f1c6db33ecae0c1154759cb9b4e0e51cb3145.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3196

Network

DNS

104.219.191.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

104.219.191.52.in-addr.arpa

IN PTR

Response
DNS

68.159.190.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

68.159.190.20.in-addr.arpa

IN PTR

Response
DNS

7.98.51.23.in-addr.arpa

Remote address:

8.8.8.8:53

Request

7.98.51.23.in-addr.arpa

IN PTR

Response

7.98.51.23.in-addr.arpa

IN PTR

a23-51-98-7deploystaticakamaitechnologiescom
DNS

149.220.183.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

149.220.183.52.in-addr.arpa

IN PTR

Response
DNS

53.210.109.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

53.210.109.20.in-addr.arpa

IN PTR

Response
DNS

15.164.165.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

15.164.165.52.in-addr.arpa

IN PTR

Response
DNS

172.210.232.199.in-addr.arpa

Remote address:

8.8.8.8:53

Request

172.210.232.199.in-addr.arpa

IN PTR

Response
DNS

218.110.86.104.in-addr.arpa

Remote address:

8.8.8.8:53

Request

218.110.86.104.in-addr.arpa

IN PTR

Response

218.110.86.104.in-addr.arpa

IN PTR

a104-86-110-218deploystaticakamaitechnologiescom
DNS

48.229.111.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

48.229.111.52.in-addr.arpa

IN PTR

Response

No results found

8.8.8.8:53

104.219.191.52.in-addr.arpa

dns

73 B
147 B
1
1

DNS Request

104.219.191.52.in-addr.arpa
8.8.8.8:53

68.159.190.20.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

68.159.190.20.in-addr.arpa
8.8.8.8:53

7.98.51.23.in-addr.arpa

dns

69 B
131 B
1
1

DNS Request

7.98.51.23.in-addr.arpa
8.8.8.8:53

149.220.183.52.in-addr.arpa

dns

73 B
147 B
1
1

DNS Request

149.220.183.52.in-addr.arpa
8.8.8.8:53

53.210.109.20.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

53.210.109.20.in-addr.arpa
8.8.8.8:53

15.164.165.52.in-addr.arpa

dns

72 B
146 B
1
1

DNS Request

15.164.165.52.in-addr.arpa
8.8.8.8:53

172.210.232.199.in-addr.arpa

dns

74 B
128 B
1
1

DNS Request

172.210.232.199.in-addr.arpa
8.8.8.8:53

218.110.86.104.in-addr.arpa

dns

73 B
139 B
1
1

DNS Request

218.110.86.104.in-addr.arpa
8.8.8.8:53

48.229.111.52.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

48.229.111.52.in-addr.arpa

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

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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/3196-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3196-5-0x0000000000E50000-0x0000000000E87000-memory.dmp

Filesize
220KB

Download
memory/3196-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

MITRE ATT&CK Enterprise v15

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Downloads

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