tofsee | 996e55ff7dfab4bdc3cd2bd847658ac6da3c5a1e8634e5e9d0e64bcb784ea52b

General

Target

2025-01-29_9d96d9c5193edd88a9d0186b176ce37c_mafia.exe
Size

13.5MB
MD5

9d96d9c5193edd88a9d0186b176ce37c
SHA1

2bb0f83db1e961217eaf2c4a9ffbf638fd9e22e8
SHA256

996e55ff7dfab4bdc3cd2bd847658ac6da3c5a1e8634e5e9d0e64bcb784ea52b
SHA512

d254a77387342070434f346f52faf1cb5ceca3df4d6331eb558685704f180774ad64be410923db6cba0c30978df07cd40e50f99bb85fd7d98e836300c367f8bb
SSDEEP

3072:zLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:6OMdRQr7OB0ypmMXnl8XEPM3noSWOC

Score

10^/10

tofsee defense_evasion discovery execution persistence trojan

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Signatures

Tofsee
Backdoor/botnet which carries out malicious activities based on commands from a C2 server.
trojan tofsee
Tofsee family
tofsee
Creates new service(s) 2 TTPs
persistence execution

Windows Service
T1543.003

Service Execution
T1569.002

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2712	netsh.exe

Launches sc.exe 3 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
1432	sc.exe
4324	sc.exe
4728	sc.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
412	2256	WerFault.exe	82
4932	2416	WerFault.exe	100

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	2025-01-29_9d96d9c5193edd88a9d0186b176ce37c_mafia.exe

C:\Users\Admin\AppData\Local\Temp\2025-01-29_9d96d9c5193edd88a9d0186b176ce37c_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-29_9d96d9c5193edd88a9d0186b176ce37c_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:2256
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\agajdzzs\
  2⤵
  PID:1464
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\oqjubjxn.exe" C:\Windows\SysWOW64\agajdzzs\
  2⤵
  PID:4928
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create agajdzzs binPath= "C:\Windows\SysWOW64\agajdzzs\oqjubjxn.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-29_9d96d9c5193edd88a9d0186b176ce37c_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  PID:1432
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description agajdzzs "wifi internet conection"
  2⤵
  - Launches sc.exe
  PID:4324
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start agajdzzs
  2⤵
  - Launches sc.exe
  PID:4728
- C:\Windows\SysWOW64\netsh.exe
  "C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul
  2⤵
  - Modifies Windows Firewall
  PID:2712
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2256 -s 596
  2⤵
  - Program crash
  PID:412

C:\Windows\SysWOW64\agajdzzs\oqjubjxn.exe
C:\Windows\SysWOW64\agajdzzs\oqjubjxn.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-29_9d96d9c5193edd88a9d0186b176ce37c_mafia.exe"
1⤵
PID:2416
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  PID:4920
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2416 -s 512
  2⤵
  - Program crash
  PID:4932

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2256 -ip 2256
1⤵
PID:1608

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2416 -ip 2416
1⤵
PID:1132

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

1

T1569

Service Execution

1

T1569.002

Persistence

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Privilege Escalation

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

1

T1562.004

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\oqjubjxn.exe

Filesize
11.9MB

MD5
8d0341e2f29fe413381e62419f0c517d

SHA1
3d245dae612e7854a68ccf35644e2e9009bd31a5

SHA256
053fabc1ed76327272fb89724448f254a98cd8e62b266e0f70a1747ef8f8cc30

SHA512
9ce23b8d972dcbb8ac6269dee84dbf55281d0abe3bfeb892c05745d18da9cf2a7d21759df50b6e718ccd5833cef94ab29bb3c136c7e5242f80b1da9b93bc5403

Download Submit
memory/2256-7-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2256-1-0x0000000000450000-0x0000000000550000-memory.dmp

Filesize
1024KB

Download
memory/2256-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2256-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2256-8-0x0000000000590000-0x00000000005A3000-memory.dmp

Filesize
76KB

Download
memory/2256-2-0x0000000000590000-0x00000000005A3000-memory.dmp

Filesize
76KB

Download
memory/2416-18-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2416-13-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2416-12-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2416-11-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/4920-17-0x00000000003B0000-0x00000000003C5000-memory.dmp

Filesize
84KB

Download
memory/4920-16-0x00000000003B0000-0x00000000003C5000-memory.dmp

Filesize
84KB

Download
memory/4920-14-0x00000000003B0000-0x00000000003C5000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads