tofsee | fc6623490eb4b66cee4b92de477779970807277d3253480e609a085e269b28e7

Analysis

max time kernel
166s
max time network
175s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
08/02/2025, 00:47

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General

Target

2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe
Size

11.5MB
MD5

ed5274c2e34700e904ce44a6725f8711
SHA1

7425d53221875ecabc5eace726de43be3c583fe2
SHA256

fc6623490eb4b66cee4b92de477779970807277d3253480e609a085e269b28e7
SHA512

a2a74a346cd904d19fae96006855eda0e77f5d5133e95a638517652505dad0046c52bf0642000ea2f79f68b591a1fef4766dcf8670ce75c6a381937c76deeeb5
SSDEEP

24576:bpomTTN9ttttttttttttttttttttttttttttttttttttttttttttttttttttttt/:too

Score

10^/10

tofsee defense_evasion discovery execution persistence privilege_escalation trojan

Malware Config

Extracted

Family

tofsee

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

Windows security bypass 2 TTPs 1 IoCs

defense_evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\ogupbete = "0"	svchost.exe

Creates new service(s) 2 TTPs
persistence execution

Windows Service
T1543.003

Service Execution
T1569.002

Modifies Windows Firewall 2 TTPs 2 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2896	netsh.exe
2368	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\ogupbete\ImagePath = "C:\\Windows\\SysWOW64\\ogupbete\\zqywgbiw.exe"	svchost.exe

Executes dropped EXE 2 IoCs

pid	Process
2720	jhqrawlh.exe
2288	zqywgbiw.exe

Loads dropped DLL 2 IoCs

pid	Process
2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe
2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\ldrmybqb = "\"C:\\Users\\Admin\\jhqrawlh.exe\""	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2288 set thread context of 3028	2288	zqywgbiw.exe	52

Launches sc.exe 5 IoCs

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

pid	Process
3036	sc.exe
692	sc.exe
2780	sc.exe
2684	sc.exe
2908	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 6 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
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 14 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	cmd.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	jhqrawlh.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	zqywgbiw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of WriteProcessMemory 50 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 2532	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	30
PID 2600 wrote to memory of 2532	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	30
PID 2600 wrote to memory of 2532	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	30
PID 2600 wrote to memory of 2532	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	30
PID 2600 wrote to memory of 2828	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	32
PID 2600 wrote to memory of 2828	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	32
PID 2600 wrote to memory of 2828	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	32
PID 2600 wrote to memory of 2828	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	32
PID 2600 wrote to memory of 2684	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	34
PID 2600 wrote to memory of 2684	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	34
PID 2600 wrote to memory of 2684	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	34
PID 2600 wrote to memory of 2684	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	34
PID 2600 wrote to memory of 2908	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	36
PID 2600 wrote to memory of 2908	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	36
PID 2600 wrote to memory of 2908	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	36
PID 2600 wrote to memory of 2908	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	36
PID 2600 wrote to memory of 3036	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	38
PID 2600 wrote to memory of 3036	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	38
PID 2600 wrote to memory of 3036	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	38
PID 2600 wrote to memory of 3036	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	38
PID 2600 wrote to memory of 2896	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	40
PID 2600 wrote to memory of 2896	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	40
PID 2600 wrote to memory of 2896	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	40
PID 2600 wrote to memory of 2896	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	40
PID 2600 wrote to memory of 2720	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	42
PID 2600 wrote to memory of 2720	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	42
PID 2600 wrote to memory of 2720	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	42
PID 2600 wrote to memory of 2720	2600	2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe	42
PID 2720 wrote to memory of 1460	2720	jhqrawlh.exe	43
PID 2720 wrote to memory of 1460	2720	jhqrawlh.exe	43
PID 2720 wrote to memory of 1460	2720	jhqrawlh.exe	43
PID 2720 wrote to memory of 1460	2720	jhqrawlh.exe	43
PID 2720 wrote to memory of 692	2720	jhqrawlh.exe	45
PID 2720 wrote to memory of 692	2720	jhqrawlh.exe	45
PID 2720 wrote to memory of 692	2720	jhqrawlh.exe	45
PID 2720 wrote to memory of 692	2720	jhqrawlh.exe	45
PID 2720 wrote to memory of 2780	2720	jhqrawlh.exe	47
PID 2720 wrote to memory of 2780	2720	jhqrawlh.exe	47
PID 2720 wrote to memory of 2780	2720	jhqrawlh.exe	47
PID 2720 wrote to memory of 2780	2720	jhqrawlh.exe	47
PID 2720 wrote to memory of 2368	2720	jhqrawlh.exe	49
PID 2720 wrote to memory of 2368	2720	jhqrawlh.exe	49
PID 2720 wrote to memory of 2368	2720	jhqrawlh.exe	49
PID 2720 wrote to memory of 2368	2720	jhqrawlh.exe	49
PID 2288 wrote to memory of 3028	2288	zqywgbiw.exe	52
PID 2288 wrote to memory of 3028	2288	zqywgbiw.exe	52
PID 2288 wrote to memory of 3028	2288	zqywgbiw.exe	52
PID 2288 wrote to memory of 3028	2288	zqywgbiw.exe	52
PID 2288 wrote to memory of 3028	2288	zqywgbiw.exe	52
PID 2288 wrote to memory of 3028	2288	zqywgbiw.exe	52

C:\Users\Admin\AppData\Local\Temp\2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\ogupbete\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2532
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\genoxtie.exe" C:\Windows\SysWOW64\ogupbete\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2828
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create ogupbete binPath= "C:\Windows\SysWOW64\ogupbete\genoxtie.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2684
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description ogupbete "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2908
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start ogupbete
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:3036
- 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:2896
- C:\Users\Admin\jhqrawlh.exe
  "C:\Users\Admin\jhqrawlh.exe" /d"C:\Users\Admin\AppData\Local\Temp\2025-02-08_ed5274c2e34700e904ce44a6725f8711_mafia.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2720
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\zqywgbiw.exe" C:\Windows\SysWOW64\ogupbete\
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1460
- - C:\Windows\SysWOW64\sc.exe
    "C:\Windows\System32\sc.exe" config ogupbete binPath= "C:\Windows\SysWOW64\ogupbete\zqywgbiw.exe /d\"C:\Users\Admin\jhqrawlh.exe\""
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:692
- - C:\Windows\SysWOW64\sc.exe
    "C:\Windows\System32\sc.exe" start ogupbete
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:2780
- - 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
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2368

C:\Windows\SysWOW64\ogupbete\zqywgbiw.exe
C:\Windows\SysWOW64\ogupbete\zqywgbiw.exe /d"C:\Users\Admin\jhqrawlh.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2288
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Windows security bypass
  - Sets service image path in registry
  - System Location Discovery: System Language Discovery
  PID:3028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

T1569

Service Execution

T1569.002

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
13.0MB

MD5
c1d8f60cd816d4a087ce756b9c2ccc80

SHA1
085038db8f60c8c169c1545ae7aa79798af6dba6

SHA256
542d93c66cdf93aaa6ee3c39eb7b9a406b540b06a977b4e98c9bdd5d11b415f3

SHA512
4fd3651e87e2be0405ef0617ea054fa05ac2be696134ba7f041f54171745df2111593fcbf0b74982ac54a0707dde6c118870eaac50adde69d4f7036a5d759f81

Download Submit
\Users\Admin\jhqrawlh.exe

Filesize
12.5MB

MD5
6c24ba94fc09c118e8d241cb0a4605ff

SHA1
dac02f84a061abde36a40351b8ec9b1d35bb9594

SHA256
bd238b1d1da30ac4349706dbb9f1b809da3b2d452177d6e2a8921d8db5a8eae3

SHA512
436a172219a0d6d0fef4dfd33eb3715b5e459674460a8a29ae6b28328109fe4b8f6de1c98d5b0b26bebcec36ce3fe755369b2a3628520963466fc2a6c6821a70

Download Submit
memory/2288-32-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2600-6-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2600-19-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2600-7-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2600-8-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2600-11-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2600-5-0x00000000002F0000-0x00000000003F0000-memory.dmp

Filesize
1024KB

Download
memory/2600-18-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2600-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2600-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2600-1-0x00000000002F0000-0x00000000003F0000-memory.dmp

Filesize
1024KB

Download
memory/2720-25-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3028-31-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/3028-34-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/3028-30-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3028-28-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/3028-35-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads