13207b959f53ce330ebbd318768fcf96fb65b1562acfd798dc4e5a075e450808

Analysis

max time kernel
147s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
16/04/2024, 12:24

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General

Target

2024-04-16_33a88fe3746970936e8dc457df66151d_floxif_mafia.exe
Size

2.5MB
MD5

33a88fe3746970936e8dc457df66151d
SHA1

849521ff645519fbe16ddc1b77b047c25628154f
SHA256

13207b959f53ce330ebbd318768fcf96fb65b1562acfd798dc4e5a075e450808
SHA512

40546aaf02bb14d9cc0e0268732e9d6e4e002376ec656ae4e55cc00c783699adc1d7079b88be8708be7924767d29e51c96ba0e35af4d6701cdd087116cfebfab
SSDEEP

49152:cuIIKSofs2hPd2l177BTK2VbDsar1YDji:cjvfs2hPIl1/h

Score

9^/10

upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 3 IoCs

resource	yara_rule
behavioral2/files/0x0007000000023415-1.dat	UPX
behavioral2/memory/4976-4-0x0000000010000000-0x0000000010030000-memory.dmp	UPX
behavioral2/memory/4976-14-0x0000000010000000-0x0000000010030000-memory.dmp	UPX

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x0007000000023415-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
4976	2024-04-16_33a88fe3746970936e8dc457df66151d_floxif_mafia.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0007000000023415-1.dat	upx
behavioral2/memory/4976-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4976-14-0x0000000010000000-0x0000000010030000-memory.dmp	upx

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:	2024-04-16_33a88fe3746970936e8dc457df66151d_floxif_mafia.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	2024-04-16_33a88fe3746970936e8dc457df66151d_floxif_mafia.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
376	4976	WerFault.exe	82
3468	4976	WerFault.exe	82

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4976	2024-04-16_33a88fe3746970936e8dc457df66151d_floxif_mafia.exe
4976	2024-04-16_33a88fe3746970936e8dc457df66151d_floxif_mafia.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4976	2024-04-16_33a88fe3746970936e8dc457df66151d_floxif_mafia.exe

C:\Users\Admin\AppData\Local\Temp\2024-04-16_33a88fe3746970936e8dc457df66151d_floxif_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-04-16_33a88fe3746970936e8dc457df66151d_floxif_mafia.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4976
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4976 -s 744
  2⤵
  - Program crash
  PID:376
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4976 -s 752
  2⤵
  - Program crash
  PID:3468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4976 -ip 4976
1⤵
PID:3644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4976 -ip 4976
1⤵
PID:3684

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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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/4976-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4976-6-0x0000000000930000-0x0000000000B9A000-memory.dmp

Filesize
2.4MB

Download
memory/4976-8-0x0000000000930000-0x0000000000B9A000-memory.dmp

Filesize
2.4MB

Download
memory/4976-7-0x0000000000930000-0x0000000000B9A000-memory.dmp

Filesize
2.4MB

Download
memory/4976-14-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download