tofsee | 0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 22:51

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General

Target

JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe
Size

179KB
MD5

1ecbcffb32a874d05b2d4e9ac19b9827
SHA1

3397a30b7ecdde3effb329b7bad29fdf074a63f2
SHA256

0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871
SHA512

24e188516e1b32169d9974300da435492e6565d4489a114a5a3986f65efe897822cb0d602bdabe22f79b5bf3aa5b6c899f70d39f61cac313726647f0e27e26ff
SSDEEP

3072:B7S4EKeM3KP5fooZ8+TiX5SsiduZFG7XNDsUpkV:7eM3KPlFmMsbzG7X2Up

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\wljnqtbs = "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
2616	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\wljnqtbs\ImagePath = "C:\\Windows\\SysWOW64\\wljnqtbs\\rsqadwbm.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2708	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
3068	rsqadwbm.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3068 set thread context of 2708	3068	rsqadwbm.exe	41

Launches sc.exe 3 IoCs

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

pid	Process
2064	sc.exe
2220	sc.exe
2468	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 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

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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe
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	svchost.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	rsqadwbm.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 2920	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	30
PID 2112 wrote to memory of 2920	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	30
PID 2112 wrote to memory of 2920	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	30
PID 2112 wrote to memory of 2920	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	30
PID 2112 wrote to memory of 1548	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	32
PID 2112 wrote to memory of 1548	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	32
PID 2112 wrote to memory of 1548	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	32
PID 2112 wrote to memory of 1548	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	32
PID 2112 wrote to memory of 2064	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	34
PID 2112 wrote to memory of 2064	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	34
PID 2112 wrote to memory of 2064	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	34
PID 2112 wrote to memory of 2064	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	34
PID 2112 wrote to memory of 2220	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	36
PID 2112 wrote to memory of 2220	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	36
PID 2112 wrote to memory of 2220	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	36
PID 2112 wrote to memory of 2220	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	36
PID 2112 wrote to memory of 2468	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	38
PID 2112 wrote to memory of 2468	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	38
PID 2112 wrote to memory of 2468	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	38
PID 2112 wrote to memory of 2468	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	38
PID 3068 wrote to memory of 2708	3068	rsqadwbm.exe	41
PID 3068 wrote to memory of 2708	3068	rsqadwbm.exe	41
PID 3068 wrote to memory of 2708	3068	rsqadwbm.exe	41
PID 3068 wrote to memory of 2708	3068	rsqadwbm.exe	41
PID 3068 wrote to memory of 2708	3068	rsqadwbm.exe	41
PID 3068 wrote to memory of 2708	3068	rsqadwbm.exe	41
PID 2112 wrote to memory of 2616	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	42
PID 2112 wrote to memory of 2616	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	42
PID 2112 wrote to memory of 2616	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	42
PID 2112 wrote to memory of 2616	2112	JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe	42

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\wljnqtbs\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2920
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\rsqadwbm.exe" C:\Windows\SysWOW64\wljnqtbs\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1548
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create wljnqtbs binPath= "C:\Windows\SysWOW64\wljnqtbs\rsqadwbm.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2064
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description wljnqtbs "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2220
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start wljnqtbs
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2468
- 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:2616

C:\Windows\SysWOW64\wljnqtbs\rsqadwbm.exe
C:\Windows\SysWOW64\wljnqtbs\rsqadwbm.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0d2e8b13e996d58447a95e7b8b5918373000d6baa78c33c04fa67a9ae3efa871.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3068
- 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:2708

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\rsqadwbm.exe

Filesize
11.6MB

MD5
151d08dd36544146ad6b8d42f1c061dc

SHA1
3754f0fd0af53e03f71cf9163288af07f423624c

SHA256
710f51e399ea782ff41aa8946ac23d070ef6e31dcb7777eb6c9ca0095b09c4d1

SHA512
0606a771820a8fe87b86078bcc5fd9527fe162f866070675af874e9b8b5e0d583d9eceb1647722412d309d81d6f1589727a35363758a44d154ba9e1864f516ff

Download Submit
memory/2112-14-0x0000000000230000-0x0000000000243000-memory.dmp

Filesize
76KB

Download
memory/2112-2-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2112-1-0x0000000000230000-0x0000000000243000-memory.dmp

Filesize
76KB

Download
memory/2112-15-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2112-0-0x0000000000220000-0x000000000022D000-memory.dmp

Filesize
52KB

Download
memory/2112-13-0x0000000000220000-0x000000000022D000-memory.dmp

Filesize
52KB

Download
memory/2112-12-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2708-9-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2708-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2708-6-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2708-16-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2708-17-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/3068-11-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads