tofsee | 411c12f3ffdfc457b7e96b53eb9f82170e2d065a09157c82c879c335f80afe18

General

Target

271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe
Size

143KB
MD5

271d95e58c572c43840b2821abcc4ef0
SHA1

45b8f42821059fab7c65139875855e99bf42678d
SHA256

411c12f3ffdfc457b7e96b53eb9f82170e2d065a09157c82c879c335f80afe18
SHA512

2c558900cfaab4161779b80a10197c75c0f3d001ff25b31477fdec1e3457cde1fe8d9291c9a68841956101c5f2e1ece1779ca21417ad977e206e8f27301da233
SSDEEP

3072:Is6ZY7v9ocPspRvaMnY7Q0qzhBpJ6E5WcWcpxOcvocjc:yyLsXaAYQb/zV

Score

10^/10

tofsee evasion execution persistence 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

Windows security bypass 2 TTPs 1 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\wzpcczj = "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

Processes:

netsh.exe

pid process

2720 netsh.exe

pid	process
2720	netsh.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wzpcczj\ImagePath = "C:\\Windows\\SysWOW64\\wzpcczj\\jwmvgtga.exe"	svchost.exe

Deletes itself 1 IoCs

Processes:

svchost.exe

pid process

2388 svchost.exe
Executes dropped EXE 1 IoCs

Processes:

jwmvgtga.exe

pid process

344 jwmvgtga.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

jwmvgtga.exe

description pid process target process

PID 344 set thread context of 2388 344 jwmvgtga.exe svchost.exe
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.

Processes:

sc.exesc.exesc.exe

pid process

2584 sc.exe
2636 sc.exe
2152 sc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2388	svchost.exe

pid	process
344	jwmvgtga.exe

description	pid	process	target process
PID 344 set thread context of 2388	344	jwmvgtga.exe	svchost.exe

pid	process
2584	sc.exe
2636	sc.exe
2152	sc.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exejwmvgtga.exe

description	pid	process	target process
PID 2208 wrote to memory of 1744	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	cmd.exe
PID 2208 wrote to memory of 1744	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	cmd.exe
PID 2208 wrote to memory of 1744	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	cmd.exe
PID 2208 wrote to memory of 1744	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	cmd.exe
PID 2208 wrote to memory of 2124	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	cmd.exe
PID 2208 wrote to memory of 2124	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	cmd.exe
PID 2208 wrote to memory of 2124	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	cmd.exe
PID 2208 wrote to memory of 2124	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	cmd.exe
PID 2208 wrote to memory of 2584	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	sc.exe
PID 2208 wrote to memory of 2584	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	sc.exe
PID 2208 wrote to memory of 2584	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	sc.exe
PID 2208 wrote to memory of 2584	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	sc.exe
PID 2208 wrote to memory of 2636	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	sc.exe
PID 2208 wrote to memory of 2636	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	sc.exe
PID 2208 wrote to memory of 2636	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	sc.exe
PID 2208 wrote to memory of 2636	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	sc.exe
PID 2208 wrote to memory of 2152	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	sc.exe
PID 2208 wrote to memory of 2152	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	sc.exe
PID 2208 wrote to memory of 2152	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	sc.exe
PID 2208 wrote to memory of 2152	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	sc.exe
PID 2208 wrote to memory of 2720	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	netsh.exe
PID 2208 wrote to memory of 2720	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	netsh.exe
PID 2208 wrote to memory of 2720	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	netsh.exe
PID 2208 wrote to memory of 2720	2208	271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe	netsh.exe
PID 344 wrote to memory of 2388	344	jwmvgtga.exe	svchost.exe
PID 344 wrote to memory of 2388	344	jwmvgtga.exe	svchost.exe
PID 344 wrote to memory of 2388	344	jwmvgtga.exe	svchost.exe
PID 344 wrote to memory of 2388	344	jwmvgtga.exe	svchost.exe
PID 344 wrote to memory of 2388	344	jwmvgtga.exe	svchost.exe
PID 344 wrote to memory of 2388	344	jwmvgtga.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2208
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\wzpcczj\
  2⤵
  PID:1744
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\jwmvgtga.exe" C:\Windows\SysWOW64\wzpcczj\
  2⤵
  PID:2124
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create wzpcczj binPath= "C:\Windows\SysWOW64\wzpcczj\jwmvgtga.exe /d\"C:\Users\Admin\AppData\Local\Temp\271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  PID:2584
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description wzpcczj "wifi internet conection"
  2⤵
  - Launches sc.exe
  PID:2636
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start wzpcczj
  2⤵
  - Launches sc.exe
  PID:2152
- 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
  PID:2720

C:\Windows\SysWOW64\wzpcczj\jwmvgtga.exe
C:\Windows\SysWOW64\wzpcczj\jwmvgtga.exe /d"C:\Users\Admin\AppData\Local\Temp\271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:344
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Windows security bypass
  - Sets service image path in registry
  - Deletes itself
  PID:2388

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

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

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify System Firewall

1

T1562.004

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
12.1MB

MD5
c690adb39d3403b123e3e7babdea677b

SHA1
11fcde09d928ceaa17e503dfa48620543508ab72

SHA256
e56638050e5036783b9b73cc498236914caf3d754d9fc1b9e1b1875f395d78d2

SHA512
8e71d923b291615a4aa1f3399bb605ca47342d10c7b1732e876024138f1a6d9f160e938e6b48edea64084d7a02dd671041426901283eab54ab1d0dc8b37ddb13

Download Submit
memory/344-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/344-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2208-0-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2208-1-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2208-6-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2208-2-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2388-13-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2388-14-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2388-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2388-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2388-15-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2388-8-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads