metasploit | bec0ea082b066200a58e275b4c147649191fe345f86443eb2409813c14286198

General

Target

dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe
Size

112KB
MD5

dab0739cd8b1414bc8a25ebaa0d36e46
SHA1

c9b3d9ebad4ad514b15ab01cc88e034cf55b85a3
SHA256

bec0ea082b066200a58e275b4c147649191fe345f86443eb2409813c14286198
SHA512

8f4efb20c711adb4f5097228f720e4561803fd277fb47903e6be968dcec8a9303ae1eb834cbab13a5d09277c5c1866134164c68d326d06f8abd2b0d7bc79924f
SSDEEP

3072:Ie3K/seOtotdmFOnPXMbEI11NQYcyep8BYUl:IgXQdaOeEMHTep8Bnl

Score

10^/10

metasploit backdoor discovery persistence trojan

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Signatures

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Microsoft Driver Setup = "C:\\Windows\\tcptsys.exe"	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
4928	tcptsys.exe
2360	tcptsys.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Driver Setup = "C:\\Windows\\tcptsys.exe"	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3464 set thread context of 5112	3464	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe	84
PID 4928 set thread context of 2360	4928	tcptsys.exe	88

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\tcptsys.exe	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe
File opened for modification	C:\Windows\tcptsys.exe	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe
File created	C:\Windows\logfile32.txt	tcptsys.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tcptsys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tcptsys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
5112	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe
5112	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe
5112	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe
5112	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe
5112	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe
5112	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe
2360	tcptsys.exe
2360	tcptsys.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5112	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe
Token: SeDebugPrivilege	2360	tcptsys.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3464	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe
4928	tcptsys.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 3464 wrote to memory of 5112	3464	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe	84
PID 3464 wrote to memory of 5112	3464	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe	84
PID 3464 wrote to memory of 5112	3464	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe	84
PID 3464 wrote to memory of 5112	3464	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe	84
PID 3464 wrote to memory of 5112	3464	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe	84
PID 3464 wrote to memory of 5112	3464	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe	84
PID 3464 wrote to memory of 5112	3464	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe	84
PID 3464 wrote to memory of 5112	3464	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe	84
PID 5112 wrote to memory of 4928	5112	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe	87
PID 5112 wrote to memory of 4928	5112	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe	87
PID 5112 wrote to memory of 4928	5112	dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe	87
PID 4928 wrote to memory of 2360	4928	tcptsys.exe	88
PID 4928 wrote to memory of 2360	4928	tcptsys.exe	88
PID 4928 wrote to memory of 2360	4928	tcptsys.exe	88
PID 4928 wrote to memory of 2360	4928	tcptsys.exe	88
PID 4928 wrote to memory of 2360	4928	tcptsys.exe	88
PID 4928 wrote to memory of 2360	4928	tcptsys.exe	88
PID 4928 wrote to memory of 2360	4928	tcptsys.exe	88
PID 4928 wrote to memory of 2360	4928	tcptsys.exe	88

C:\Users\Admin\AppData\Local\Temp\dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3464
- C:\Users\Admin\AppData\Local\Temp\dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\dab0739cd8b1414bc8a25ebaa0d36e46_JaffaCakes118.exe"
  2⤵
  - Adds policy Run key to start application
  - Adds Run key to start application
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5112
- - C:\Windows\tcptsys.exe
    "C:\Windows\tcptsys.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4928
  - - C:\Windows\tcptsys.exe
      "C:\Windows\tcptsys.exe"
      4⤵
      Executes dropped EXE
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2360

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\tcptsys.exe

Filesize
112KB

MD5
dab0739cd8b1414bc8a25ebaa0d36e46

SHA1
c9b3d9ebad4ad514b15ab01cc88e034cf55b85a3

SHA256
bec0ea082b066200a58e275b4c147649191fe345f86443eb2409813c14286198

SHA512
8f4efb20c711adb4f5097228f720e4561803fd277fb47903e6be968dcec8a9303ae1eb834cbab13a5d09277c5c1866134164c68d326d06f8abd2b0d7bc79924f

Download Submit
memory/2360-26-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2360-29-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2360-37-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2360-36-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2360-21-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2360-22-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2360-33-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2360-32-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2360-24-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2360-30-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2360-31-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/5112-2-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/5112-5-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/5112-4-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/5112-6-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads