metasploit | 64707490b33ad79a7f1218410c7c2cc46ba1bce6fcdfe88c003ddba452bd1c5e

General

Target

ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe
Size

146KB
MD5

ee6e26b34ceadf4eef636ad464e246ce
SHA1

c2650b133b4dca14a8b9b6ba6623cfd0f5df7f15
SHA256

64707490b33ad79a7f1218410c7c2cc46ba1bce6fcdfe88c003ddba452bd1c5e
SHA512

02241cde9e50312143e7cad6e0bb46b53da3a449856b349a122431bced84244b5f15d8305a520508c8fdc4b310e2e8961373f00c42f30d3e87b7bbd6b326aa0d
SSDEEP

3072:Wo9fVU7q5YYEJl9/lV6CYDjftMJQIFPBdX+HaXh4V5AT6J0M:WoBgLJYiJ3sihC86J0M

Score

10^/10

metasploit backdoor discovery evasion persistence trojan upx

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

Modifies firewall policy service 3 TTPs 4 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	igfxnt32.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxnt32.exe = "C:\\Windows\\SysWOW64\\igfxnt32.exe:*:Enabled:Intel nDisplay Driver"	igfxnt32.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List	igfxnt32.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxnt32.exe = "C:\\Windows\\SysWOW64\\igfxnt32.exe:*:Enabled:Intel nDisplay Driver"	igfxnt32.exe

Deletes itself 1 IoCs

pid	Process
2856	igfxnt32.exe

Executes dropped EXE 2 IoCs

pid	Process
2444	igfxnt32.exe
2856	igfxnt32.exe

Loads dropped DLL 2 IoCs

pid	Process
2996	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe
2444	igfxnt32.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\Intel nDisplay Driver = "C:\\Windows\\SysWOW64\\igfxnt32.exe"	igfxnt32.exe

Maps connected drives based on registry 3 TTPs 4 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	igfxnt32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	igfxnt32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\igfxnt32.exe	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\	igfxnt32.exe
File opened for modification	C:\Windows\SysWOW64\	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\igfxnt32.exe	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2948 set thread context of 2996	2948	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe	30
PID 2444 set thread context of 2856	2444	igfxnt32.exe	33

UPX packed file 13 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2996-5-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2996-10-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2996-9-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2996-7-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2996-4-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2996-8-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2996-2-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2996-28-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2856-31-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2856-30-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2996-36-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2856-37-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral1/memory/2856-41-0x0000000000400000-0x000000000044C000-memory.dmp	upx

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

System Information Discovery
T1082

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	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	igfxnt32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	igfxnt32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2996	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe
2996	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe
2856	igfxnt32.exe
2856	igfxnt32.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2948 wrote to memory of 2996	2948	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe	30
PID 2948 wrote to memory of 2996	2948	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe	30
PID 2948 wrote to memory of 2996	2948	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe	30
PID 2948 wrote to memory of 2996	2948	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe	30
PID 2948 wrote to memory of 2996	2948	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe	30
PID 2948 wrote to memory of 2996	2948	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe	30
PID 2948 wrote to memory of 2996	2948	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe	30
PID 2996 wrote to memory of 2444	2996	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe	32
PID 2996 wrote to memory of 2444	2996	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe	32
PID 2996 wrote to memory of 2444	2996	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe	32
PID 2996 wrote to memory of 2444	2996	ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe	32
PID 2444 wrote to memory of 2856	2444	igfxnt32.exe	33
PID 2444 wrote to memory of 2856	2444	igfxnt32.exe	33
PID 2444 wrote to memory of 2856	2444	igfxnt32.exe	33
PID 2444 wrote to memory of 2856	2444	igfxnt32.exe	33
PID 2444 wrote to memory of 2856	2444	igfxnt32.exe	33
PID 2444 wrote to memory of 2856	2444	igfxnt32.exe	33
PID 2444 wrote to memory of 2856	2444	igfxnt32.exe	33
PID 2856 wrote to memory of 1204	2856	igfxnt32.exe	21
PID 2856 wrote to memory of 1204	2856	igfxnt32.exe	21

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204
- C:\Users\Admin\AppData\Local\Temp\ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2948
- - C:\Users\Admin\AppData\Local\Temp\ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ee6e26b34ceadf4eef636ad464e246ce_JaffaCakes118.exe"
    3⤵
    - Loads dropped DLL
    - Maps connected drives based on registry
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2996
  - - C:\Windows\SysWOW64\igfxnt32.exe
      "C:\Windows\SysWOW64\igfxnt32.exe" C:\Users\Admin\AppData\Local\Temp\EE6E26~1.EXE
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2444
    - - C:\Windows\SysWOW64\igfxnt32.exe
        
        "C:\Windows\SysWOW64\igfxnt32.exe" C:\Users\Admin\AppData\Local\Temp\EE6E26~1.EXE
        5⤵
        Modifies firewall policy service
        Deletes itself
        Executes dropped EXE
        Adds Run key to start application
        Maps connected drives based on registry
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:2856

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

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

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\igfxnt32.exe

Filesize
146KB

MD5
ee6e26b34ceadf4eef636ad464e246ce

SHA1
c2650b133b4dca14a8b9b6ba6623cfd0f5df7f15

SHA256
64707490b33ad79a7f1218410c7c2cc46ba1bce6fcdfe88c003ddba452bd1c5e

SHA512
02241cde9e50312143e7cad6e0bb46b53da3a449856b349a122431bced84244b5f15d8305a520508c8fdc4b310e2e8961373f00c42f30d3e87b7bbd6b326aa0d

Download Submit
memory/1204-38-0x0000000002A60000-0x0000000002A7E000-memory.dmp

Filesize
120KB

Download
memory/1204-40-0x0000000002A80000-0x0000000002A81000-memory.dmp

Filesize
4KB

Download
memory/2856-41-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2856-37-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2856-30-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2856-31-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2996-7-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2996-2-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2996-28-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2996-8-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2996-4-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2996-36-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2996-0-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2996-9-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2996-10-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2996-5-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads