tofsee | 326afe31d4029fd6bb8221319ea23a52d145c9f1f4f85bdcad3ae9b4318adb4f

Analysis

max time kernel
145s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-10-2024 05:55

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General

Target

2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe
Size

14.2MB
MD5

2c0c2678b5b28f3ea907ca453c439cff
SHA1

42d910a108e92d204b54a6f69b224ad20b144872
SHA256

326afe31d4029fd6bb8221319ea23a52d145c9f1f4f85bdcad3ae9b4318adb4f
SHA512

30590b294e4c17b37214edc4f798a63fb994a8538eb40e7d9705302eece5d3f785c8d7de1eaf4bb83694652589b69d17da0970e4bd0324a2621a068cc1042e65
SSDEEP

49152:A1yvllllllllllllllllllllllllllllllllllllllllllllllllllllllllllln:AA

Score

10^/10

tofsee discovery evasion 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

Windows security bypass 2 TTPs 1 IoCs

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\ubenhnbq = "0"	svchost.exe

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
2804	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\ubenhnbq\ImagePath = "C:\\Windows\\SysWOW64\\ubenhnbq\\hygeojqe.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2664	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2752	hygeojqe.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2752 set thread context of 2664	2752	hygeojqe.exe	44

Launches sc.exe 3 IoCs

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

pid	Process
1788	sc.exe
2640	sc.exe
2656	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	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.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	hygeojqe.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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 3004	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	31
PID 2316 wrote to memory of 3004	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	31
PID 2316 wrote to memory of 3004	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	31
PID 2316 wrote to memory of 3004	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	31
PID 2316 wrote to memory of 1780	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	33
PID 2316 wrote to memory of 1780	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	33
PID 2316 wrote to memory of 1780	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	33
PID 2316 wrote to memory of 1780	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	33
PID 2316 wrote to memory of 1788	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	35
PID 2316 wrote to memory of 1788	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	35
PID 2316 wrote to memory of 1788	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	35
PID 2316 wrote to memory of 1788	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	35
PID 2316 wrote to memory of 2640	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	37
PID 2316 wrote to memory of 2640	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	37
PID 2316 wrote to memory of 2640	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	37
PID 2316 wrote to memory of 2640	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	37
PID 2316 wrote to memory of 2656	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	39
PID 2316 wrote to memory of 2656	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	39
PID 2316 wrote to memory of 2656	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	39
PID 2316 wrote to memory of 2656	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	39
PID 2316 wrote to memory of 2804	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	42
PID 2316 wrote to memory of 2804	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	42
PID 2316 wrote to memory of 2804	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	42
PID 2316 wrote to memory of 2804	2316	2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe	42
PID 2752 wrote to memory of 2664	2752	hygeojqe.exe	44
PID 2752 wrote to memory of 2664	2752	hygeojqe.exe	44
PID 2752 wrote to memory of 2664	2752	hygeojqe.exe	44
PID 2752 wrote to memory of 2664	2752	hygeojqe.exe	44
PID 2752 wrote to memory of 2664	2752	hygeojqe.exe	44
PID 2752 wrote to memory of 2664	2752	hygeojqe.exe	44

C:\Users\Admin\AppData\Local\Temp\2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\ubenhnbq\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3004
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\hygeojqe.exe" C:\Windows\SysWOW64\ubenhnbq\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1780
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create ubenhnbq binPath= "C:\Windows\SysWOW64\ubenhnbq\hygeojqe.exe /d\"C:\Users\Admin\AppData\Local\Temp\2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:1788
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description ubenhnbq "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2640
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start ubenhnbq
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2656
- 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:2804

C:\Windows\SysWOW64\ubenhnbq\hygeojqe.exe
C:\Windows\SysWOW64\ubenhnbq\hygeojqe.exe /d"C:\Users\Admin\AppData\Local\Temp\2c0c2678b5b28f3ea907ca453c439cff_JaffaCakes118.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2752
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Windows security bypass
  - Sets service image path in registry
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2664

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\hygeojqe.exe

Filesize
14.1MB

MD5
e22cc4bcdddcc248bd5075a51e06a8df

SHA1
1d01eb6b459e4020d1e6a58f26a44056927cab63

SHA256
84ce35842e933faa39fd9324730eaab1c899a2a71be6f0d8f8495022e3b3987a

SHA512
765c5943cfa718c10bcac9603b0d6ae2cb0b8cdef0a59b44fcc762841fe90a4497b181bddcd4033916e29658ed8296394368ef1ee106da87fa6ae6d9237c1033

Download Submit
memory/2316-2-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2316-1-0x0000000000CB0000-0x0000000000DB0000-memory.dmp

Filesize
1024KB

Download
memory/2316-4-0x0000000000400000-0x0000000000C20000-memory.dmp

Filesize
8.1MB

Download
memory/2316-8-0x0000000000400000-0x0000000000C20000-memory.dmp

Filesize
8.1MB

Download
memory/2316-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2664-11-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2664-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2664-14-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2664-16-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2664-18-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2752-17-0x0000000000400000-0x0000000000C20000-memory.dmp

Filesize
8.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads