metasploit | d784ed2d5154ff525b030ee229f11e9dc3720693954706b5e53d16bcdb3061ac

General

Target

d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe
Size

237KB
MD5

d97af2ed2b730849a91a8f04aba59ddf
SHA1

8e2f6f91bd9e0a78bb1025f1ce587e451a319ea0
SHA256

d784ed2d5154ff525b030ee229f11e9dc3720693954706b5e53d16bcdb3061ac
SHA512

d64dd2f20d2490d53d7ec62306a1071ef27491265d5c4c22aa1bded3da5d8d5a6290c06cc29787313325810f0d01455e3216e76fe89ae07d1d24ca9329e09ca3
SSDEEP

6144:iZRwkYAAetqN8hvhyvRuha7gUXDnQAaeT2Xwxb8:iZcAAetPthuIMUUUq2gxb8

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
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile	igfxhk64.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications	igfxhk64.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxhk64.exe = "C:\\Windows\\SysWOW64\\igfxhk64.exe:*:Enabled:Intel Help Console"	igfxhk64.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	igfxhk64.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	igfxhk64.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	igfxhk64.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\SysWOW64\igfxhk64.exe = "C:\\Windows\\SysWOW64\\igfxhk64.exe:*:Enabled:Intel Help Console"	igfxhk64.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\AuthorizedApplications\List	igfxhk64.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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
1636	igfxhk64.exe

Executes dropped EXE 2 IoCs

pid	Process
2868	igfxhk64.exe
1636	igfxhk64.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 Help Console = "C:\\Windows\\SysWOW64\\igfxhk64.exe"	igfxhk64.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	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	igfxhk64.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	igfxhk64.exe

Drops file in System32 directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\igfxhk64.exe	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\igfxhk64.exe	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\	igfxhk64.exe
File opened for modification	C:\Windows\SysWOW64\igfxhk64.exe	igfxhk64.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4544 set thread context of 1072	4544	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe	86
PID 2868 set thread context of 1636	2868	igfxhk64.exe	91

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1072-0-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral2/memory/1072-2-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral2/memory/1072-4-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral2/memory/1072-3-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral2/memory/1072-38-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral2/memory/1636-45-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral2/memory/1636-46-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral2/memory/1636-47-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral2/memory/1636-48-0x0000000000400000-0x0000000000464000-memory.dmp	upx
behavioral2/memory/1636-55-0x0000000000400000-0x0000000000464000-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	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	igfxhk64.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	igfxhk64.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1072	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe
1072	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe
1072	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe
1072	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe
1636	igfxhk64.exe
1636	igfxhk64.exe
1636	igfxhk64.exe
1636	igfxhk64.exe
1636	igfxhk64.exe
1636	igfxhk64.exe
1636	igfxhk64.exe
1636	igfxhk64.exe
1636	igfxhk64.exe
1636	igfxhk64.exe
1636	igfxhk64.exe
1636	igfxhk64.exe
1636	igfxhk64.exe
1636	igfxhk64.exe
1636	igfxhk64.exe
1636	igfxhk64.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 4544 wrote to memory of 1072	4544	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe	86
PID 4544 wrote to memory of 1072	4544	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe	86
PID 4544 wrote to memory of 1072	4544	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe	86
PID 4544 wrote to memory of 1072	4544	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe	86
PID 4544 wrote to memory of 1072	4544	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe	86
PID 4544 wrote to memory of 1072	4544	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe	86
PID 4544 wrote to memory of 1072	4544	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe	86
PID 4544 wrote to memory of 1072	4544	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe	86
PID 1072 wrote to memory of 2868	1072	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe	90
PID 1072 wrote to memory of 2868	1072	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe	90
PID 1072 wrote to memory of 2868	1072	d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe	90
PID 2868 wrote to memory of 1636	2868	igfxhk64.exe	91
PID 2868 wrote to memory of 1636	2868	igfxhk64.exe	91
PID 2868 wrote to memory of 1636	2868	igfxhk64.exe	91
PID 2868 wrote to memory of 1636	2868	igfxhk64.exe	91
PID 2868 wrote to memory of 1636	2868	igfxhk64.exe	91
PID 2868 wrote to memory of 1636	2868	igfxhk64.exe	91
PID 2868 wrote to memory of 1636	2868	igfxhk64.exe	91
PID 2868 wrote to memory of 1636	2868	igfxhk64.exe	91
PID 1636 wrote to memory of 3416	1636	igfxhk64.exe	56
PID 1636 wrote to memory of 3416	1636	igfxhk64.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3416
- C:\Users\Admin\AppData\Local\Temp\d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4544
- - C:\Users\Admin\AppData\Local\Temp\d97af2ed2b730849a91a8f04aba59ddf_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d97af2ed2b730849a91a8f04aba59ddf_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:1072
  - - C:\Windows\SysWOW64\igfxhk64.exe
      "C:\Windows\SysWOW64\igfxhk64.exe" C:\Users\Admin\AppData\Local\Temp\D97AF2~1.EXE
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2868
    - - C:\Windows\SysWOW64\igfxhk64.exe
        
        "C:\Windows\SysWOW64\igfxhk64.exe" C:\Users\Admin\AppData\Local\Temp\D97AF2~1.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:1636

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\igfxhk64.exe

Filesize
237KB

MD5
d97af2ed2b730849a91a8f04aba59ddf

SHA1
8e2f6f91bd9e0a78bb1025f1ce587e451a319ea0

SHA256
d784ed2d5154ff525b030ee229f11e9dc3720693954706b5e53d16bcdb3061ac

SHA512
d64dd2f20d2490d53d7ec62306a1071ef27491265d5c4c22aa1bded3da5d8d5a6290c06cc29787313325810f0d01455e3216e76fe89ae07d1d24ca9329e09ca3

Download Submit
memory/1072-0-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1072-2-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1072-4-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1072-3-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1072-38-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1636-45-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1636-46-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1636-47-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1636-48-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/1636-55-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads