tofsee | 7506af8f220c1237b0c57375820f382bc3cba14c5a313ae568b066e91ddd2c9b

General

Target

3447b89187133d1975648f4087b3300e_JaffaCakes118.exe
Size

171KB
MD5

3447b89187133d1975648f4087b3300e
SHA1

22598110c0b09905f69a22fce50ff2441acadf83
SHA256

7506af8f220c1237b0c57375820f382bc3cba14c5a313ae568b066e91ddd2c9b
SHA512

8b5cfd8601cea011c6b09013e12c692500cfc768a24a3ffb0998fa3713f5a40e218ac5a0930eabf3eccabd470222f22e170c5e94c7f08eb00a6f7af842fa5ace
SSDEEP

1536:X9wTi1AJmKESNJJHTvZegHLC/Vy5P7nRK8MG68Liik4TFjhMc2T7OsrUqt+cf8y3:NaNmy7njLiaxec2HdrUqt+cf1iesW1

Score

10^/10

tofsee persistence trojan

Malware Config

Extracted

Family

tofsee

C2

64.20.54.234

rgtryhbgddtyh.biz

wertdghbyrukl.ch

Signatures

Tofsee
Backdoor/botnet which carries out malicious activities based on commands from a C2 server.
trojan tofsee
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2748 cmd.exe
Executes dropped EXE 2 IoCs

Processes:

dgabdur.exedgabdur.exe

pid process

2120 dgabdur.exe
2596 dgabdur.exe
Loads dropped DLL 3 IoCs

Processes:

3447b89187133d1975648f4087b3300e_JaffaCakes118.exedgabdur.exe

pid process

2868 3447b89187133d1975648f4087b3300e_JaffaCakes118.exe
2868 3447b89187133d1975648f4087b3300e_JaffaCakes118.exe
2120 dgabdur.exe

pid	process
2748	cmd.exe

pid	process
2120	dgabdur.exe
2596	dgabdur.exe

pid	process
2868	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe
2868	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe
2120	dgabdur.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

3447b89187133d1975648f4087b3300e_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Software\Microsoft\Windows\CurrentVersion\Run\MSConfig = "\"C:\\Users\\Admin\\dgabdur.exe\" /r"	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

3447b89187133d1975648f4087b3300e_JaffaCakes118.exedgabdur.exedgabdur.exe

description	pid	process	target process
PID 2840 set thread context of 2868	2840	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe
PID 2120 set thread context of 2596	2120	dgabdur.exe	dgabdur.exe
PID 2596 set thread context of 2080	2596	dgabdur.exe	svchost.exe

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

System Information Discovery
T1082
Suspicious use of UnmapMainImage 1 IoCs

Processes:

3447b89187133d1975648f4087b3300e_JaffaCakes118.exe

pid process

2840 3447b89187133d1975648f4087b3300e_JaffaCakes118.exe

pid	process
2840	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

3447b89187133d1975648f4087b3300e_JaffaCakes118.exe3447b89187133d1975648f4087b3300e_JaffaCakes118.exedgabdur.exedgabdur.exe

description	pid	process	target process
PID 2840 wrote to memory of 2868	2840	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe
PID 2840 wrote to memory of 2868	2840	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe
PID 2840 wrote to memory of 2868	2840	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe
PID 2840 wrote to memory of 2868	2840	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe
PID 2840 wrote to memory of 2868	2840	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe
PID 2840 wrote to memory of 2868	2840	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe
PID 2840 wrote to memory of 2868	2840	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe
PID 2840 wrote to memory of 2868	2840	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe
PID 2840 wrote to memory of 2868	2840	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe
PID 2868 wrote to memory of 2120	2868	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe	dgabdur.exe
PID 2868 wrote to memory of 2120	2868	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe	dgabdur.exe
PID 2868 wrote to memory of 2120	2868	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe	dgabdur.exe
PID 2868 wrote to memory of 2120	2868	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe	dgabdur.exe
PID 2868 wrote to memory of 2748	2868	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe	cmd.exe
PID 2868 wrote to memory of 2748	2868	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe	cmd.exe
PID 2868 wrote to memory of 2748	2868	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe	cmd.exe
PID 2868 wrote to memory of 2748	2868	3447b89187133d1975648f4087b3300e_JaffaCakes118.exe	cmd.exe
PID 2120 wrote to memory of 2596	2120	dgabdur.exe	dgabdur.exe
PID 2120 wrote to memory of 2596	2120	dgabdur.exe	dgabdur.exe
PID 2120 wrote to memory of 2596	2120	dgabdur.exe	dgabdur.exe
PID 2120 wrote to memory of 2596	2120	dgabdur.exe	dgabdur.exe
PID 2120 wrote to memory of 2596	2120	dgabdur.exe	dgabdur.exe
PID 2120 wrote to memory of 2596	2120	dgabdur.exe	dgabdur.exe
PID 2120 wrote to memory of 2596	2120	dgabdur.exe	dgabdur.exe
PID 2120 wrote to memory of 2596	2120	dgabdur.exe	dgabdur.exe
PID 2120 wrote to memory of 2596	2120	dgabdur.exe	dgabdur.exe
PID 2596 wrote to memory of 2080	2596	dgabdur.exe	svchost.exe
PID 2596 wrote to memory of 2080	2596	dgabdur.exe	svchost.exe
PID 2596 wrote to memory of 2080	2596	dgabdur.exe	svchost.exe
PID 2596 wrote to memory of 2080	2596	dgabdur.exe	svchost.exe
PID 2596 wrote to memory of 2080	2596	dgabdur.exe	svchost.exe
PID 2596 wrote to memory of 2080	2596	dgabdur.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\3447b89187133d1975648f4087b3300e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3447b89187133d1975648f4087b3300e_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2840

C:\Users\Admin\AppData\Local\Temp\3447b89187133d1975648f4087b3300e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3447b89187133d1975648f4087b3300e_JaffaCakes118.exe"
2⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2868

C:\Users\Admin\dgabdur.exe
"C:\Users\Admin\dgabdur.exe" /r
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2120

C:\Users\Admin\dgabdur.exe
"C:\Users\Admin\dgabdur.exe" /r
4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2596

C:\Windows\SysWOW64\svchost.exe
svchost.exe
5⤵
PID:2080

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\8656.bat" "
3⤵
- Deletes itself
PID:2748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\8656.bat
Filesize
117B

MD5
8500dabcf93e016291f872501f853441

SHA1
0646e18e141cf78c72be71f1a1e7866b2b342952

SHA256
b71a8e9576974d9caee9803e643a2bae66964cedecd4efef811a2afc4f5833f2

SHA512
852777baa39b91df4d2764467f2c6e7f2bd797a1fdaa3b616f9da0d51d7c353f71c1eae2b34a95a77810c39adc3085d20555799f4dece57a0daa944cf916d9bc

Download Submit
\Users\Admin\dgabdur.exe
Filesize
171KB

MD5
3447b89187133d1975648f4087b3300e

SHA1
22598110c0b09905f69a22fce50ff2441acadf83

SHA256
7506af8f220c1237b0c57375820f382bc3cba14c5a313ae568b066e91ddd2c9b

SHA512
8b5cfd8601cea011c6b09013e12c692500cfc768a24a3ffb0998fa3713f5a40e218ac5a0930eabf3eccabd470222f22e170c5e94c7f08eb00a6f7af842fa5ace

Download Submit
memory/2080-58-0x0000000000080000-0x0000000000090000-memory.dmp

Filesize
64KB

Download
memory/2080-66-0x0000000000080000-0x0000000000090000-memory.dmp

Filesize
64KB

Download
memory/2080-65-0x0000000000080000-0x0000000000090000-memory.dmp

Filesize
64KB

Download
memory/2080-64-0x0000000000080000-0x0000000000090000-memory.dmp

Filesize
64KB

Download
memory/2080-63-0x0000000000080000-0x0000000000090000-memory.dmp

Filesize
64KB

Download
memory/2080-60-0x0000000000080000-0x0000000000090000-memory.dmp

Filesize
64KB

Download
memory/2080-54-0x0000000000080000-0x0000000000090000-memory.dmp

Filesize
64KB

Download
memory/2080-52-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2596-50-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2596-49-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2868-21-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2868-10-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2868-31-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2868-4-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2868-32-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2868-0-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2868-8-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2868-12-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2868-6-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads