b1866b33454f52e4edf0714706b8488e8002d8941313a62e630aa77cb52e3492

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
21/02/2024, 12:51

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General

Target

2024-02-21_5adb1463906c25d0c3fe517d2212c624_floxif_mafia.exe
Size

2.5MB
MD5

5adb1463906c25d0c3fe517d2212c624
SHA1

484a54ab7358151e5e9c519079bfae2b5337b5b9
SHA256

b1866b33454f52e4edf0714706b8488e8002d8941313a62e630aa77cb52e3492
SHA512

7970b9d61718ca595785433d8596873a07b08830f376aeddf0659374a90435dc7286673740e806d02349bb94e1850d7dd2efb6032ee3f382164e275b042b769f
SSDEEP

49152:buIIKkofs2hPd2l177BTK2VbDsar1YDj8:bjtfs2hPIl1/z

Score

9^/10

upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 3 IoCs

resource	yara_rule
behavioral2/files/0x00090000000231f6-1.dat	UPX
behavioral2/memory/1160-4-0x0000000010000000-0x0000000010030000-memory.dmp	UPX
behavioral2/memory/1160-14-0x0000000010000000-0x0000000010030000-memory.dmp	UPX

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x00090000000231f6-1.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
1160	2024-02-21_5adb1463906c25d0c3fe517d2212c624_floxif_mafia.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x00090000000231f6-1.dat	upx
behavioral2/memory/1160-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1160-14-0x0000000010000000-0x0000000010030000-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:	2024-02-21_5adb1463906c25d0c3fe517d2212c624_floxif_mafia.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	2024-02-21_5adb1463906c25d0c3fe517d2212c624_floxif_mafia.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4168	1160	WerFault.exe	83
4816	1160	WerFault.exe	83

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1160	2024-02-21_5adb1463906c25d0c3fe517d2212c624_floxif_mafia.exe
1160	2024-02-21_5adb1463906c25d0c3fe517d2212c624_floxif_mafia.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1160	2024-02-21_5adb1463906c25d0c3fe517d2212c624_floxif_mafia.exe

C:\Users\Admin\AppData\Local\Temp\2024-02-21_5adb1463906c25d0c3fe517d2212c624_floxif_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-02-21_5adb1463906c25d0c3fe517d2212c624_floxif_mafia.exe"
1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1160
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1160 -s 732
  2⤵
  - Program crash
  PID:4168
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1160 -s 740
  2⤵
  - Program crash
  PID:4816

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1160 -ip 1160
1⤵
PID:4628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1160 -ip 1160
1⤵
PID:1596

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/1160-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1160-6-0x0000000000450000-0x00000000006BA000-memory.dmp

Filesize
2.4MB

Download
memory/1160-7-0x0000000000450000-0x00000000006BA000-memory.dmp

Filesize
2.4MB

Download
memory/1160-8-0x0000000000450000-0x00000000006BA000-memory.dmp

Filesize
2.4MB

Download
memory/1160-14-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download