metasploit | 1dcdd774bd6697a638a448f6bb2c55303ae34a2d598d5fc7992b68834a9a4e7c

General

Target

9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe
Size

240KB
MD5

9ae1a543dcd2ba8dd9c68b9ba3d54d02
SHA1

bd304209769760007561e04e02e6ecb44e71452a
SHA256

1dcdd774bd6697a638a448f6bb2c55303ae34a2d598d5fc7992b68834a9a4e7c
SHA512

6bfd0c3214362a5648191c6975337eecf7c090007f25ea8d23ae94d670eab8e4c6d7bcd194f5daf6e79e3cb786dfa646861eb29d97b3c8d120418a8079d14c96
SSDEEP

3072:4fITHFC3s4CwMJF4l73qRjifeBlnzXclzxaWUmuHE1D5PADin5vO:MYlC+GZqR1PcBxaWzuk1D5PAD8g

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
Metasploit family
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	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Microsoft Driver Setup = "C:\\Windows\\system32\\Zsorm.exe"	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
4348	Zsorm.exe
944	Zsorm.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\\system32\\Zsorm.exe"	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Zsorm.exe	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\Zsorm.exe	Zsorm.exe
File created	C:\Windows\SysWOW64\Zsorm.exe	Zsorm.exe
File created	C:\Windows\SysWOW64\Zsorm.exe	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2272 set thread context of 3780	2272	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe	83
PID 4348 set thread context of 944	4348	Zsorm.exe	85

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\logfile32.txt	Zsorm.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	Zsorm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Zsorm.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3780	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe
3780	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe
3780	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe
3780	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2272	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe
4348	Zsorm.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2272 wrote to memory of 3780	2272	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe	83
PID 2272 wrote to memory of 3780	2272	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe	83
PID 2272 wrote to memory of 3780	2272	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe	83
PID 2272 wrote to memory of 3780	2272	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe	83
PID 2272 wrote to memory of 3780	2272	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe	83
PID 2272 wrote to memory of 3780	2272	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe	83
PID 2272 wrote to memory of 3780	2272	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe	83
PID 2272 wrote to memory of 3780	2272	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe	83
PID 3780 wrote to memory of 4348	3780	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe	84
PID 3780 wrote to memory of 4348	3780	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe	84
PID 3780 wrote to memory of 4348	3780	9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe	84
PID 4348 wrote to memory of 944	4348	Zsorm.exe	85
PID 4348 wrote to memory of 944	4348	Zsorm.exe	85
PID 4348 wrote to memory of 944	4348	Zsorm.exe	85
PID 4348 wrote to memory of 944	4348	Zsorm.exe	85
PID 4348 wrote to memory of 944	4348	Zsorm.exe	85
PID 4348 wrote to memory of 944	4348	Zsorm.exe	85
PID 4348 wrote to memory of 944	4348	Zsorm.exe	85
PID 4348 wrote to memory of 944	4348	Zsorm.exe	85

C:\Users\Admin\AppData\Local\Temp\9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Users\Admin\AppData\Local\Temp\9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\9ae1a543dcd2ba8dd9c68b9ba3d54d02_JaffaCakes118.exe"
  2⤵
  - Adds policy Run key to start application
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3780
- - C:\Windows\SysWOW64\Zsorm.exe
    "C:\Windows\system32\Zsorm.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4348
  - - C:\Windows\SysWOW64\Zsorm.exe
      "C:\Windows\SysWOW64\Zsorm.exe"
      4⤵
      Executes dropped EXE
      Drops file in System32 directory
      Drops file in Windows directory
      System Location Discovery: System Language Discovery
      PID:944

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\SysWOW64\Zsorm.exe

Filesize
240KB

MD5
9ae1a543dcd2ba8dd9c68b9ba3d54d02

SHA1
bd304209769760007561e04e02e6ecb44e71452a

SHA256
1dcdd774bd6697a638a448f6bb2c55303ae34a2d598d5fc7992b68834a9a4e7c

SHA512
6bfd0c3214362a5648191c6975337eecf7c090007f25ea8d23ae94d670eab8e4c6d7bcd194f5daf6e79e3cb786dfa646861eb29d97b3c8d120418a8079d14c96

Download Submit
memory/944-21-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/944-24-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/944-34-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/944-33-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/944-20-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/944-32-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/944-23-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/944-29-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/944-27-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/944-28-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3780-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3780-2-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3780-15-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3780-4-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads