metasploit | 32f5e1e6036da4d50ee03109a989d9d9525b6c3d16f5b027df2b3a85537a32c9

General

Target

b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe
Size

253KB
MD5

b44633af4329b6e7ffa0bb11e2596460
SHA1

658dd57a54afb94d3e69a719cbec6e6f82fa1f6d
SHA256

32f5e1e6036da4d50ee03109a989d9d9525b6c3d16f5b027df2b3a85537a32c9
SHA512

7ce4fe21a114c749f23a279101de78e627b9093e0f38cec8430c91baf58727fc30a026ed4a554c7c804eabe9f4e8de204b580d8a197c49fb72f23303cdda5fda
SSDEEP

6144:6BjfUwNH1fJ+CHIwjcK54s1Z6zTbrzrxiL:irJNHRJMwjcKWs8TvRs

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 8 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxhc32.exe = "C:\\Windows\\SysWOW64\\igfxhc32.exe:*:Enabled:Intel Control Hub"	igfxhc32.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	igfxhc32.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	igfxhc32.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	igfxhc32.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxhc32.exe = "C:\\Windows\\SysWOW64\\igfxhc32.exe:*:Enabled:Intel Control Hub"	igfxhc32.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List	igfxhc32.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile	igfxhc32.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications	igfxhc32.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
1268	igfxhc32.exe

Executes dropped EXE 2 IoCs

pid	Process
1084	igfxhc32.exe
1268	igfxhc32.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 Control Hub = "C:\\Windows\\SysWOW64\\igfxhc32.exe"	igfxhc32.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	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	igfxhc32.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	igfxhc32.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\igfxhc32.exe	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\igfxhc32.exe	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\	igfxhc32.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3988 set thread context of 5116	3988	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe	84
PID 1084 set thread context of 1268	1084	igfxhc32.exe	86

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5116-0-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral2/memory/5116-2-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral2/memory/5116-3-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral2/memory/5116-4-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral2/memory/5116-43-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral2/memory/1268-44-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral2/memory/5116-45-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral2/memory/5116-46-0x0000000000400000-0x0000000000446000-memory.dmp	upx
behavioral2/memory/1268-47-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral2/memory/1268-48-0x0000000000400000-0x000000000044C000-memory.dmp	upx
behavioral2/memory/1268-49-0x0000000000400000-0x000000000044C000-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	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	igfxhc32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	igfxhc32.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
5116	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe
5116	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe
5116	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe
5116	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe
1268	igfxhc32.exe
1268	igfxhc32.exe
1268	igfxhc32.exe
1268	igfxhc32.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 3988 wrote to memory of 5116	3988	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe	84
PID 3988 wrote to memory of 5116	3988	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe	84
PID 3988 wrote to memory of 5116	3988	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe	84
PID 3988 wrote to memory of 5116	3988	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe	84
PID 3988 wrote to memory of 5116	3988	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe	84
PID 3988 wrote to memory of 5116	3988	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe	84
PID 3988 wrote to memory of 5116	3988	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe	84
PID 5116 wrote to memory of 1084	5116	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe	85
PID 5116 wrote to memory of 1084	5116	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe	85
PID 5116 wrote to memory of 1084	5116	b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe	85
PID 1084 wrote to memory of 1268	1084	igfxhc32.exe	86
PID 1084 wrote to memory of 1268	1084	igfxhc32.exe	86
PID 1084 wrote to memory of 1268	1084	igfxhc32.exe	86
PID 1084 wrote to memory of 1268	1084	igfxhc32.exe	86
PID 1084 wrote to memory of 1268	1084	igfxhc32.exe	86
PID 1084 wrote to memory of 1268	1084	igfxhc32.exe	86
PID 1084 wrote to memory of 1268	1084	igfxhc32.exe	86
PID 1268 wrote to memory of 3396	1268	igfxhc32.exe	56
PID 1268 wrote to memory of 3396	1268	igfxhc32.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3396
- C:\Users\Admin\AppData\Local\Temp\b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3988
- - C:\Users\Admin\AppData\Local\Temp\b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b44633af4329b6e7ffa0bb11e2596460_JaffaCakes118.exe"
    3⤵
    - Checks computer location settings
    - Maps connected drives based on registry
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:5116
  - - C:\Windows\SysWOW64\igfxhc32.exe
      "C:\Windows\SysWOW64\igfxhc32.exe" C:\Users\Admin\AppData\Local\Temp\B44633~1.EXE
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:1084
    - - C:\Windows\SysWOW64\igfxhc32.exe
        
        "C:\Windows\SysWOW64\igfxhc32.exe" C:\Users\Admin\AppData\Local\Temp\B44633~1.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:1268

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

3

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\igfxhc32.exe

Filesize
253KB

MD5
b44633af4329b6e7ffa0bb11e2596460

SHA1
658dd57a54afb94d3e69a719cbec6e6f82fa1f6d

SHA256
32f5e1e6036da4d50ee03109a989d9d9525b6c3d16f5b027df2b3a85537a32c9

SHA512
7ce4fe21a114c749f23a279101de78e627b9093e0f38cec8430c91baf58727fc30a026ed4a554c7c804eabe9f4e8de204b580d8a197c49fb72f23303cdda5fda

Download Submit
memory/1268-44-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1268-47-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1268-48-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1268-49-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/5116-0-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/5116-2-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/5116-3-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/5116-4-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/5116-43-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/5116-45-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/5116-46-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads