metasploit | bde90c06e586e72b8139ebccc122f533a283c81ed6df4372ebfc62b56caa66a0

General

Target

6324a542dae6120db2212607a1224010_JaffaCakes118.exe
Size

162KB
MD5

6324a542dae6120db2212607a1224010
SHA1

d8ea96c72af2807ba66a0a04f3f4157074955180
SHA256

bde90c06e586e72b8139ebccc122f533a283c81ed6df4372ebfc62b56caa66a0
SHA512

5720f33a6985b9243c43197e7fae15a59aa0ea02f9930f9c4840ce5a7fcccc1884b6302f11127faab7d5736b434ff888b84c26e072a8c549bb648aefde0102a8
SSDEEP

3072:GbarHr7T5VK8xiCHtJlqkVYd9jEiAdY9wywJczivSi/o:GurLZtJlqk66dY9wyUczi6Ko

Score

10^/10

metasploit backdoor 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\StandardProfile\AuthorizedApplications\List	igfxcp86.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxcp86.exe = "C:\\Windows\\SysWOW64\\igfxcp86.exe:*:Enabled:Intel System Monitor"	igfxcp86.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List	igfxcp86.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxcp86.exe = "C:\\Windows\\SysWOW64\\igfxcp86.exe:*:Enabled:Intel System Monitor"	igfxcp86.exe

Deletes itself 1 IoCs

pid	Process
2572	igfxcp86.exe

Executes dropped EXE 2 IoCs

pid	Process
2072	igfxcp86.exe
2572	igfxcp86.exe

Loads dropped DLL 3 IoCs

pid	Process
2068	6324a542dae6120db2212607a1224010_JaffaCakes118.exe
2068	6324a542dae6120db2212607a1224010_JaffaCakes118.exe
2072	igfxcp86.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2068-5-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2068-9-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2068-8-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2068-4-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2068-2-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2068-10-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2068-11-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2572-32-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2068-39-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2572-34-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2572-40-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2572-44-0x0000000000400000-0x000000000044B000-memory.dmp	upx
behavioral1/memory/2572-45-0x0000000000400000-0x000000000044B000-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 System Monitor = "C:\\Windows\\SysWOW64\\igfxcp86.exe"	igfxcp86.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	6324a542dae6120db2212607a1224010_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	6324a542dae6120db2212607a1224010_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	igfxcp86.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	igfxcp86.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\	6324a542dae6120db2212607a1224010_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\igfxcp86.exe	6324a542dae6120db2212607a1224010_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\igfxcp86.exe	6324a542dae6120db2212607a1224010_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\	igfxcp86.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3004 set thread context of 2068	3004	6324a542dae6120db2212607a1224010_JaffaCakes118.exe	30
PID 2072 set thread context of 2572	2072	igfxcp86.exe	33

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2068	6324a542dae6120db2212607a1224010_JaffaCakes118.exe
2068	6324a542dae6120db2212607a1224010_JaffaCakes118.exe
2572	igfxcp86.exe
2572	igfxcp86.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 3004 wrote to memory of 2068	3004	6324a542dae6120db2212607a1224010_JaffaCakes118.exe	30
PID 3004 wrote to memory of 2068	3004	6324a542dae6120db2212607a1224010_JaffaCakes118.exe	30
PID 3004 wrote to memory of 2068	3004	6324a542dae6120db2212607a1224010_JaffaCakes118.exe	30
PID 3004 wrote to memory of 2068	3004	6324a542dae6120db2212607a1224010_JaffaCakes118.exe	30
PID 3004 wrote to memory of 2068	3004	6324a542dae6120db2212607a1224010_JaffaCakes118.exe	30
PID 3004 wrote to memory of 2068	3004	6324a542dae6120db2212607a1224010_JaffaCakes118.exe	30
PID 3004 wrote to memory of 2068	3004	6324a542dae6120db2212607a1224010_JaffaCakes118.exe	30
PID 2068 wrote to memory of 2072	2068	6324a542dae6120db2212607a1224010_JaffaCakes118.exe	32
PID 2068 wrote to memory of 2072	2068	6324a542dae6120db2212607a1224010_JaffaCakes118.exe	32
PID 2068 wrote to memory of 2072	2068	6324a542dae6120db2212607a1224010_JaffaCakes118.exe	32
PID 2068 wrote to memory of 2072	2068	6324a542dae6120db2212607a1224010_JaffaCakes118.exe	32
PID 2072 wrote to memory of 2572	2072	igfxcp86.exe	33
PID 2072 wrote to memory of 2572	2072	igfxcp86.exe	33
PID 2072 wrote to memory of 2572	2072	igfxcp86.exe	33
PID 2072 wrote to memory of 2572	2072	igfxcp86.exe	33
PID 2072 wrote to memory of 2572	2072	igfxcp86.exe	33
PID 2072 wrote to memory of 2572	2072	igfxcp86.exe	33
PID 2072 wrote to memory of 2572	2072	igfxcp86.exe	33
PID 2572 wrote to memory of 1240	2572	igfxcp86.exe	21
PID 2572 wrote to memory of 1240	2572	igfxcp86.exe	21

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1240
- C:\Users\Admin\AppData\Local\Temp\6324a542dae6120db2212607a1224010_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\6324a542dae6120db2212607a1224010_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:3004
- - C:\Users\Admin\AppData\Local\Temp\6324a542dae6120db2212607a1224010_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\6324a542dae6120db2212607a1224010_JaffaCakes118.exe"
    3⤵
    - Loads dropped DLL
    - Maps connected drives based on registry
    - Drops file in System32 directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2068
  - - C:\Windows\SysWOW64\igfxcp86.exe
      "C:\Windows\SysWOW64\igfxcp86.exe" C:\Users\Admin\AppData\Local\Temp\6324A5~1.EXE
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Suspicious use of SetThreadContext
      Suspicious use of WriteProcessMemory
      PID:2072
    - - C:\Windows\SysWOW64\igfxcp86.exe
        
        "C:\Windows\SysWOW64\igfxcp86.exe" C:\Users\Admin\AppData\Local\Temp\6324A5~1.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
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:2572

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\igfxcp86.exe

Filesize
162KB

MD5
6324a542dae6120db2212607a1224010

SHA1
d8ea96c72af2807ba66a0a04f3f4157074955180

SHA256
bde90c06e586e72b8139ebccc122f533a283c81ed6df4372ebfc62b56caa66a0

SHA512
5720f33a6985b9243c43197e7fae15a59aa0ea02f9930f9c4840ce5a7fcccc1884b6302f11127faab7d5736b434ff888b84c26e072a8c549bb648aefde0102a8

Download Submit
memory/1240-41-0x0000000002470000-0x000000000248E000-memory.dmp

Filesize
120KB

Download
memory/1240-43-0x0000000002490000-0x0000000002491000-memory.dmp

Filesize
4KB

Download
memory/2068-2-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2068-39-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2068-0-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2068-10-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2068-11-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2068-4-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2068-9-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2068-5-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2068-8-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2572-40-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2572-34-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2572-32-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2572-44-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/2572-45-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads