tofsee | 021bd6224b01e129bc698c169147d0cdc9837da61d7b5dad9b95a261c08aa1e0

General

Target

2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe
Size

14.7MB
MD5

a9bfc087d28bfb8f6c26ffc5f5964c02
SHA1

0572d7495a43429fed412d54be02aabcf2789e36
SHA256

021bd6224b01e129bc698c169147d0cdc9837da61d7b5dad9b95a261c08aa1e0
SHA512

49e8ec0f5c372071a150b3545ba09197ee141c3a7b11562dd7ede8053edda5b600fac01c9dd07911bb2ab90a5c566ffbf608a9b720f155e44217ab65e54e2196
SSDEEP

393216:lXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXn:

Score

10^/10

tofsee discovery evasion execution persistence privilege_escalation 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

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
3020	netsh.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\mooqijci\ImagePath = "C:\\Windows\\SysWOW64\\mooqijci\\wblgamjl.exe"	svchost.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe

Deletes itself 1 IoCs

pid	Process
1980	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
3276	wblgamjl.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3276 set thread context of 1980	3276	wblgamjl.exe	93

Launches sc.exe 3 IoCs

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

pid	Process
2524	sc.exe
3092	sc.exe
1604	sc.exe

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

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 9 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	wblgamjl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 1272 wrote to memory of 1316	1272	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe	81
PID 1272 wrote to memory of 1316	1272	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe	81
PID 1272 wrote to memory of 1316	1272	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe	81
PID 1272 wrote to memory of 2628	1272	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe	83
PID 1272 wrote to memory of 2628	1272	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe	83
PID 1272 wrote to memory of 2628	1272	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe	83
PID 1272 wrote to memory of 2524	1272	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe	86
PID 1272 wrote to memory of 2524	1272	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe	86
PID 1272 wrote to memory of 2524	1272	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe	86
PID 1272 wrote to memory of 3092	1272	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe	88
PID 1272 wrote to memory of 3092	1272	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe	88
PID 1272 wrote to memory of 3092	1272	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe	88
PID 1272 wrote to memory of 1604	1272	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe	90
PID 1272 wrote to memory of 1604	1272	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe	90
PID 1272 wrote to memory of 1604	1272	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe	90
PID 3276 wrote to memory of 1980	3276	wblgamjl.exe	93
PID 3276 wrote to memory of 1980	3276	wblgamjl.exe	93
PID 3276 wrote to memory of 1980	3276	wblgamjl.exe	93
PID 3276 wrote to memory of 1980	3276	wblgamjl.exe	93
PID 3276 wrote to memory of 1980	3276	wblgamjl.exe	93
PID 1272 wrote to memory of 3020	1272	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe	94
PID 1272 wrote to memory of 3020	1272	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe	94
PID 1272 wrote to memory of 3020	1272	2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe	94

C:\Users\Admin\AppData\Local\Temp\2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1272
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\mooqijci\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1316
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\wblgamjl.exe" C:\Windows\SysWOW64\mooqijci\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2628
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create mooqijci binPath= "C:\Windows\SysWOW64\mooqijci\wblgamjl.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2524
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description mooqijci "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:3092
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start mooqijci
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:1604
- 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
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  PID:3020

C:\Windows\SysWOW64\mooqijci\wblgamjl.exe
C:\Windows\SysWOW64\mooqijci\wblgamjl.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-15_a9bfc087d28bfb8f6c26ffc5f5964c02_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3276
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Sets service image path in registry
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:1980

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

1

T1569

Service Execution

1

T1569.002

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
10.6MB

MD5
ae6b043fdff71095c1bfc099a207bd1f

SHA1
5141fb80fed9ea1be85b2cf3c2a8f063ab0d31f0

SHA256
f1006e99f00f214be069426df2407ee9140d2043e2d343eb49d4ab31f50971ae

SHA512
03f707b026f2ecc20862e1c2ef483fbcc7312fdb8fd9859f83c3539c4d49bf0e119dd1297a5a96a731ab6a09469d410dca1c6f2f98b27466386d44a944680520

Download Submit
memory/1272-18-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1272-2-0x0000000000780000-0x0000000000793000-memory.dmp

Filesize
76KB

Download
memory/1272-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1272-1-0x00000000007D0000-0x00000000008D0000-memory.dmp

Filesize
1024KB

Download
memory/1272-17-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/1272-19-0x0000000000780000-0x0000000000793000-memory.dmp

Filesize
76KB

Download
memory/1980-22-0x0000000000490000-0x00000000004A5000-memory.dmp

Filesize
84KB

Download
memory/1980-21-0x0000000000490000-0x00000000004A5000-memory.dmp

Filesize
84KB

Download
memory/1980-11-0x0000000000490000-0x00000000004A5000-memory.dmp

Filesize
84KB

Download
memory/1980-20-0x0000000000490000-0x00000000004A5000-memory.dmp

Filesize
84KB

Download
memory/1980-16-0x0000000000490000-0x00000000004A5000-memory.dmp

Filesize
84KB

Download
memory/3276-9-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/3276-15-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/3276-10-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/3276-8-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads