7040fd17779d0cc05c1477bbf11db1a5c90e78df5fe529aa546f4d7cbb957e76

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
14-03-2024 17:27

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General

Target

2024-03-14_b421026727026dd9fbf9f1f7235bdfc2_floxif_mafia.exe
Size

3.9MB
MD5

b421026727026dd9fbf9f1f7235bdfc2
SHA1

798d5da66de382edf8cd5bd07e5d332805be42e8
SHA256

7040fd17779d0cc05c1477bbf11db1a5c90e78df5fe529aa546f4d7cbb957e76
SHA512

89db53add81951bea24e868e8efec7d8300fdb80ebc30f4b1533af62bfdffa9a222386510ed919d8b1ae484fa8d9c782fa3cb974e835ba1fbd6951fc4145d7c7
SSDEEP

98304:1g+ESjoa9kZ6DRwcEtzCyQWuKglLgOQePn9rj+De0nzQUy4:1g+ESJ9k6bOuTgQn9rj+DoUv

Score

9^/10

upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 3 IoCs

resource	yara_rule
behavioral2/files/0x000b000000023211-1.dat	UPX
behavioral2/memory/4828-4-0x0000000010000000-0x0000000010030000-memory.dmp	UPX
behavioral2/memory/4828-13-0x0000000010000000-0x0000000010030000-memory.dmp	UPX

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000b000000023211-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
4828	2024-03-14_b421026727026dd9fbf9f1f7235bdfc2_floxif_mafia.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000b000000023211-1.dat	upx
behavioral2/memory/4828-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4828-13-0x0000000010000000-0x0000000010030000-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:	2024-03-14_b421026727026dd9fbf9f1f7235bdfc2_floxif_mafia.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	2024-03-14_b421026727026dd9fbf9f1f7235bdfc2_floxif_mafia.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3664	4828	WerFault.exe	86
636	4828	WerFault.exe	86

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4828	2024-03-14_b421026727026dd9fbf9f1f7235bdfc2_floxif_mafia.exe
4828	2024-03-14_b421026727026dd9fbf9f1f7235bdfc2_floxif_mafia.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4828	2024-03-14_b421026727026dd9fbf9f1f7235bdfc2_floxif_mafia.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4828	2024-03-14_b421026727026dd9fbf9f1f7235bdfc2_floxif_mafia.exe

C:\Users\Admin\AppData\Local\Temp\2024-03-14_b421026727026dd9fbf9f1f7235bdfc2_floxif_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-14_b421026727026dd9fbf9f1f7235bdfc2_floxif_mafia.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4828
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4828 -s 756
  2⤵
  - Program crash
  PID:3664
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4828 -s 764
  2⤵
  - Program crash
  PID:636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4828 -ip 4828
1⤵
PID:2564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4828 -ip 4828
1⤵
PID:3668

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/4828-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4828-6-0x0000000000F60000-0x0000000001340000-memory.dmp

Filesize
3.9MB

Download
memory/4828-7-0x0000000000F60000-0x0000000001340000-memory.dmp

Filesize
3.9MB

Download
memory/4828-13-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download