tofsee | 59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085

Analysis

max time kernel
148s
max time network
152s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 22:54

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General

Target

JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe
Size

343KB
MD5

8bac9589ab10735825e69f14afe283b4
SHA1

d7e4c66cd54b61258a08b3ef44f6c6919b3b51e4
SHA256

59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085
SHA512

c48d4a9dc8387a1a81c77095f060c874a3c0860d4070769ccbf3fd92b9d43310a6dc62b17f7f6f30cfc61b1e7baed3b465f9eecdf8d0d2aca9a5420cbba42dc5
SSDEEP

3072:vPW6RBNZQyyT0TXOtpkAx1O/kCcNVPImEWOrle9rcQLRDLspSiyl2kBxLWhW/9X6:3DUEk/OqIQOrletcQVH2kDaQ/9O3tHt

Score

10^/10

tofsee discovery evasion execution persistence privilege_escalation trojan

Malware Config

Extracted

Family

tofsee

quadoil.ru

lakeflex.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

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\bandhmdp = "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
3044	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\bandhmdp\ImagePath = "C:\\Windows\\SysWOW64\\bandhmdp\\zeoesx.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2264	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
3052	zeoesx.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3052 set thread context of 2264	3052	zeoesx.exe	42

Launches sc.exe 3 IoCs

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

pid	Process
2824	sc.exe
2928	sc.exe
2864	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 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

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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	zeoesx.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	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2052 wrote to memory of 1508	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	29
PID 2052 wrote to memory of 1508	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	29
PID 2052 wrote to memory of 1508	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	29
PID 2052 wrote to memory of 1508	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	29
PID 2052 wrote to memory of 2380	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	31
PID 2052 wrote to memory of 2380	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	31
PID 2052 wrote to memory of 2380	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	31
PID 2052 wrote to memory of 2380	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	31
PID 2052 wrote to memory of 2928	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	33
PID 2052 wrote to memory of 2928	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	33
PID 2052 wrote to memory of 2928	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	33
PID 2052 wrote to memory of 2928	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	33
PID 2052 wrote to memory of 2864	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	35
PID 2052 wrote to memory of 2864	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	35
PID 2052 wrote to memory of 2864	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	35
PID 2052 wrote to memory of 2864	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	35
PID 2052 wrote to memory of 2824	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	37
PID 2052 wrote to memory of 2824	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	37
PID 2052 wrote to memory of 2824	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	37
PID 2052 wrote to memory of 2824	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	37
PID 2052 wrote to memory of 3044	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	39
PID 2052 wrote to memory of 3044	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	39
PID 2052 wrote to memory of 3044	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	39
PID 2052 wrote to memory of 3044	2052	JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe	39
PID 3052 wrote to memory of 2264	3052	zeoesx.exe	42
PID 3052 wrote to memory of 2264	3052	zeoesx.exe	42
PID 3052 wrote to memory of 2264	3052	zeoesx.exe	42
PID 3052 wrote to memory of 2264	3052	zeoesx.exe	42
PID 3052 wrote to memory of 2264	3052	zeoesx.exe	42
PID 3052 wrote to memory of 2264	3052	zeoesx.exe	42

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2052
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\bandhmdp\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1508
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\zeoesx.exe" C:\Windows\SysWOW64\bandhmdp\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2380
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create bandhmdp binPath= "C:\Windows\SysWOW64\bandhmdp\zeoesx.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2928
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description bandhmdp "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2864
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start bandhmdp
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2824
- 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:3044

C:\Windows\SysWOW64\bandhmdp\zeoesx.exe
C:\Windows\SysWOW64\bandhmdp\zeoesx.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_59376aedb4b6ed98c11e98f46edff7c62e159a6d4d63ed2eaaa46805006b0085.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3052
- 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:2264

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\zeoesx.exe

Filesize
13.7MB

MD5
7a814602cfc7533406b8de92a3f31b24

SHA1
7f595970c4fbbd3acfb336bff29767a2f403a2cf

SHA256
92b40407782cd2a6cb8afa1fb70b2e186c7a258925ea2a02586c4fb7d1831aae

SHA512
058c08a2eadc106a60b68b49205b837f650971213476c093186f3ea49740f35be120707ff6b46845b650a2ceff5416aa39f4b74acbacdf8161c01d7546ff67c1

Download Submit
memory/2052-6-0x0000000000400000-0x0000000002B4E000-memory.dmp

Filesize
39.3MB

Download
memory/2052-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2052-1-0x0000000002C00000-0x0000000002D00000-memory.dmp

Filesize
1024KB

Download
memory/2052-8-0x0000000000230000-0x0000000000243000-memory.dmp

Filesize
76KB

Download
memory/2052-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2052-2-0x0000000000230000-0x0000000000243000-memory.dmp

Filesize
76KB

Download
memory/2264-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2264-14-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2264-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2264-17-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2264-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/3052-15-0x0000000000400000-0x0000000002B4E000-memory.dmp

Filesize
39.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads