tofsee | 59b5b9da2fdcee0b843246228a6eace2de8e5f20a82e2ed7df64e78f657f8772

Analysis

max time kernel
1s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 03:05

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General

Target

0c7824fd2d1717ce83f2c7a6522047c4.exe
Size

12.7MB
MD5

0c7824fd2d1717ce83f2c7a6522047c4
SHA1

4849c18f94170bd876a2b0653763c04ebe61cfc4
SHA256

59b5b9da2fdcee0b843246228a6eace2de8e5f20a82e2ed7df64e78f657f8772
SHA512

eae3dd61afae33e900953fb0bf4f1e994c4df8bf2c3d7ed3581a8e06801857373bc2cad25a518825c62b829eb61cc286169bf3cefc43f9b818ab937b24e7cf94
SSDEEP

24576:FjDuKnh7YzbKBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB5:Fnh

Score

10^/10

tofsee evasion persistence trojan

Malware Config

Extracted

Family

tofsee

defeatwax.ru

refabyd.info

Signatures

Tofsee
Backdoor/botnet which carries out malicious activities based on commands from a C2 server.
trojan tofsee
Creates new service(s) 1 TTPs
persistence

Windows Service
T1543.003

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Windows Service

T1543.003

pid	Process
4448	netsh.exe

Launches sc.exe 3 IoCs

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

pid	Process
4196	sc.exe
3660	sc.exe
2812	sc.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

C:\Users\Admin\AppData\Local\Temp\0c7824fd2d1717ce83f2c7a6522047c4.exe
"C:\Users\Admin\AppData\Local\Temp\0c7824fd2d1717ce83f2c7a6522047c4.exe"
1⤵
PID:1256
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\uykjfino\
  2⤵
  PID:1824
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ziqohjmm.exe" C:\Windows\SysWOW64\uykjfino\
  2⤵
  PID:768
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create uykjfino binPath= "C:\Windows\SysWOW64\uykjfino\ziqohjmm.exe /d\"C:\Users\Admin\AppData\Local\Temp\0c7824fd2d1717ce83f2c7a6522047c4.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  PID:3660
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description uykjfino "wifi internet conection"
  2⤵
  - Launches sc.exe
  PID:2812
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start uykjfino
  2⤵
  - Launches sc.exe
  PID:4196
- 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:4448

C:\Windows\SysWOW64\uykjfino\ziqohjmm.exe
C:\Windows\SysWOW64\uykjfino\ziqohjmm.exe /d"C:\Users\Admin\AppData\Local\Temp\0c7824fd2d1717ce83f2c7a6522047c4.exe"
1⤵
PID:4752
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  PID:3992

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1256-14-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/1256-1-0x00000000004E0000-0x00000000005E0000-memory.dmp

Filesize
1024KB

Download
memory/1256-3-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/1256-23-0x00000000004E0000-0x00000000005E0000-memory.dmp

Filesize
1024KB

Download
memory/1256-2-0x00000000004C0000-0x00000000004D3000-memory.dmp

Filesize
76KB

Download
memory/3992-15-0x0000000000330000-0x0000000000345000-memory.dmp

Filesize
84KB

Download
memory/3992-13-0x0000000000330000-0x0000000000345000-memory.dmp

Filesize
84KB

Download
memory/3992-9-0x0000000000330000-0x0000000000345000-memory.dmp

Filesize
84KB

Download
memory/3992-16-0x0000000000330000-0x0000000000345000-memory.dmp

Filesize
84KB

Download
memory/3992-25-0x0000000000330000-0x0000000000345000-memory.dmp

Filesize
84KB

Download
memory/4752-10-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/4752-17-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/4752-21-0x00000000005D0000-0x00000000005E3000-memory.dmp

Filesize
76KB

Download
memory/4752-8-0x0000000000640000-0x0000000000740000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads