metasploit | 2213f202c0b355a5f92217f0e976ad3f80f1ef858e3ecb0601f5133f372e1fb0

General

Target

f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe
Size

167KB
MD5

f1129037e562d6241392df37d9490ff4
SHA1

978f49d06feb7c70eb4b4719a07bc2c86bc6f9cf
SHA256

2213f202c0b355a5f92217f0e976ad3f80f1ef858e3ecb0601f5133f372e1fb0
SHA512

1af03435beccaa38b763ad558bcc4ad8bcc72f71f5628b91771038b9eb1c4e209090ded05723ca1e8b3e9a027d0972233e82312f942de074b43aab94e8c6deab
SSDEEP

3072:kG5bIr0kr9Ujx5g72mu1Z+MLaRmU06EtNHyREg/aIV0:d5Kr35zMamU060pwEgW

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

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\DomainProfile\AuthorizedApplications\List	igfxpf86.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxpf86.exe = "C:\\Windows\\SysWOW64\\igfxpf86.exe:*:Enabled:Intel Packet Monitor"	igfxpf86.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	igfxpf86.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxpf86.exe = "C:\\Windows\\SysWOW64\\igfxpf86.exe:*:Enabled:Intel Packet Monitor"	igfxpf86.exe

Deletes itself 1 IoCs

pid	Process
2044	igfxpf86.exe

Executes dropped EXE 2 IoCs

pid	Process
2036	igfxpf86.exe
2044	igfxpf86.exe

Loads dropped DLL 3 IoCs

pid	Process
1628	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe
1628	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe
2036	igfxpf86.exe

UPX packed file 14 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1628-6-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1628-8-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1628-4-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1628-2-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1628-9-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1628-10-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1628-11-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1628-12-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2044-32-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/1628-38-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2044-39-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2044-43-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2044-44-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2044-45-0x0000000000400000-0x000000000044B000-memory.dmp	upx

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 Packet Monitor = "C:\\Windows\\SysWOW64\\igfxpf86.exe"	igfxpf86.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	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	igfxpf86.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	igfxpf86.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\igfxpf86.exe	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\	igfxpf86.exe
File opened for modification	C:\Windows\SysWOW64\	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\igfxpf86.exe	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1748 set thread context of 1628	1748	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe	28
PID 2036 set thread context of 2044	2036	igfxpf86.exe	30

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	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	igfxpf86.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	igfxpf86.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1628	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe
1628	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe
2044	igfxpf86.exe
2044	igfxpf86.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1748 wrote to memory of 1628	1748	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe	28
PID 1748 wrote to memory of 1628	1748	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe	28
PID 1748 wrote to memory of 1628	1748	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe	28
PID 1748 wrote to memory of 1628	1748	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe	28
PID 1748 wrote to memory of 1628	1748	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe	28
PID 1748 wrote to memory of 1628	1748	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe	28
PID 1748 wrote to memory of 1628	1748	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe	28
PID 1628 wrote to memory of 2036	1628	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe	29
PID 1628 wrote to memory of 2036	1628	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe	29
PID 1628 wrote to memory of 2036	1628	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe	29
PID 1628 wrote to memory of 2036	1628	f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe	29
PID 2036 wrote to memory of 2044	2036	igfxpf86.exe	30
PID 2036 wrote to memory of 2044	2036	igfxpf86.exe	30
PID 2036 wrote to memory of 2044	2036	igfxpf86.exe	30
PID 2036 wrote to memory of 2044	2036	igfxpf86.exe	30
PID 2036 wrote to memory of 2044	2036	igfxpf86.exe	30
PID 2036 wrote to memory of 2044	2036	igfxpf86.exe	30
PID 2036 wrote to memory of 2044	2036	igfxpf86.exe	30
PID 2044 wrote to memory of 1200	2044	igfxpf86.exe	21
PID 2044 wrote to memory of 1200	2044	igfxpf86.exe	21

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1748
- - C:\Users\Admin\AppData\Local\Temp\f1129037e562d6241392df37d9490ff4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f1129037e562d6241392df37d9490ff4_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:1628
  - - C:\Windows\SysWOW64\igfxpf86.exe
      "C:\Windows\SysWOW64\igfxpf86.exe" C:\Users\Admin\AppData\Local\Temp\F11290~1.EXE
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2036
    - - C:\Windows\SysWOW64\igfxpf86.exe
        
        "C:\Windows\SysWOW64\igfxpf86.exe" C:\Users\Admin\AppData\Local\Temp\F11290~1.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:2044

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

\Windows\SysWOW64\igfxpf86.exe

Filesize
167KB

MD5
f1129037e562d6241392df37d9490ff4

SHA1
978f49d06feb7c70eb4b4719a07bc2c86bc6f9cf

SHA256
2213f202c0b355a5f92217f0e976ad3f80f1ef858e3ecb0601f5133f372e1fb0

SHA512
1af03435beccaa38b763ad558bcc4ad8bcc72f71f5628b91771038b9eb1c4e209090ded05723ca1e8b3e9a027d0972233e82312f942de074b43aab94e8c6deab

Download Submit
memory/1200-40-0x0000000002480000-0x000000000249E000-memory.dmp

Filesize
120KB

Download
memory/1200-42-0x00000000024A0000-0x00000000024A1000-memory.dmp

Filesize
4KB

Download
memory/1628-12-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1628-8-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1628-9-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1628-10-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1628-11-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1628-0-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1628-4-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1628-6-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1628-38-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1628-2-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2044-39-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2044-32-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2044-43-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2044-44-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2044-45-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads