metasploit | 9f4f13431118ce4c4cbf0449526b4fdd2508dade1c3e89a2c4f71c3dbede3989

General

Target

c56dc5ef9db2e5c9ffce880b86885635_JaffaCakes118.exe
Size

614KB
MD5

c56dc5ef9db2e5c9ffce880b86885635
SHA1

61c7583ca191c0dc69a99d95f403c7071d10981c
SHA256

9f4f13431118ce4c4cbf0449526b4fdd2508dade1c3e89a2c4f71c3dbede3989
SHA512

66c2f77ca2761134bf5a592076b28d46dbba23f047a596f74cd5f44a6cb64821aaa3748a60fae2258efbc679751f5e4b42de8971cf1e0aedfc916f465bd9aa73
SSDEEP

12288:9BpbqB/sZL24qFPESlQ/YSb5y4j3CiikgwKkkANPgK0CxYPIrLowcPBtUfu/X2LU:9BpG/sx24quSl4Vb5XjSiDgRXANPgK3n

Score

10^/10

metasploit backdoor discovery persistence privilege_escalation trojan

Malware Config

Extracted

Family

metasploit

Version

windows/shell_reverse_tcp

C2

10.10.100.55:4444

Extracted

Family

metasploit

Version

encoder/shikata_ga_nai

Signatures

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit
Metasploit family
metasploit
Event Triggered Execution: Component Object Model Hijacking 1 TTPs
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
persistence privilege_escalation

Component Object Model Hijacking
T1546.015

Loads dropped DLL 1 IoCs

pid	Process
2124	wscript.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	wscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c56dc5ef9db2e5c9ffce880b86885635_JaffaCakes118.exe

Modifies registry class 27 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\Wow6432Node\CLSID	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\DynamicWrapper\	wscript.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\DynamicWrapper\CLSID	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\Wow6432Node\Interface\{202774D1-D479-11D1-ACD1-00A024BBB05E}\ProxyStubClsid = "{00020420-0000-0000-C000-000000000046}"	wscript.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\Wow6432Node\Interface\{202774D1-D479-11D1-ACD1-00A024BBB05E}\TypeLib	wscript.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\TypeLib\{3DB30B50-06B1-4F5E-9412-7CE5579094AC}\1.0\FLAGS = "0"	wscript.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\Wow6432Node\CLSID\{202774D1-D479-11D1-ACD1-00A024BBB05E}	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\DynamicWrapper\CLSID\ = "{202774D1-D479-11D1-ACD1-00A024BBB05E}"	wscript.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\Wow6432Node\Interface\{202774D1-D479-11D1-ACD1-00A024BBB05E}	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\Wow6432Node\Interface\{202774D1-D479-11D1-ACD1-00A024BBB05E}\TypeLib\Version = "1.0"	wscript.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\TypeLib\{3DB30B50-06B1-4F5E-9412-7CE5579094AC}\\1.0	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\Wow6432Node\Interface\{202774D1-D479-11D1-ACD1-00A024BBB05E} = "CDynamicWrapper"	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\Wow6432Node\Interface\{202774D1-D479-11D1-ACD1-00A024BBB05E}\ProxyStubClsid32 = "{00020420-0000-0000-C000-000000000046}"	wscript.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\TypeLib\{3DB30B50-06B1-4F5E-9412-7CE5579094AC}	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\TypeLib\{3DB30B50-06B1-4F5E-9412-7CE5579094AC}\1.0\0\win32 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\DynaWrap.dll"	wscript.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\Wow6432Node	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\Wow6432Node\Interface\{202774D1-D479-11D1-ACD1-00A024BBB05E}\TypeLib = "{3DB30B50-06B1-4F5E-9412-7CE5579094AC}"	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\Wow6432Node\CLSID\{202774D1-D479-11D1-ACD1-00A024BBB05E}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\DynaWrap.dll"	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\TypeLib\{3DB30B50-06B1-4F5E-9412-7CE5579094AC}\1.0 = "DynaWrap"	wscript.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\TypeLib\{3DB30B50-06B1-4F5E-9412-7CE5579094AC}\\1.0\\0	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\Wow6432Node\CLSID\{202774D1-D479-11D1-ACD1-00A024BBB05E}\	wscript.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\Wow6432Node\CLSID\{202774D1-D479-11D1-ACD1-00A024BBB05E}\InProcServer32	wscript.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\TypeLib	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\TypeLib\{3DB30B50-06B1-4F5E-9412-7CE5579094AC}	wscript.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\DynamicWrapper	wscript.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\Wow6432Node\Interface	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\TypeLib\{3DB30B50-06B1-4F5E-9412-7CE5579094AC}\1.0\0	wscript.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 2124	1672	c56dc5ef9db2e5c9ffce880b86885635_JaffaCakes118.exe	28
PID 1672 wrote to memory of 2124	1672	c56dc5ef9db2e5c9ffce880b86885635_JaffaCakes118.exe	28
PID 1672 wrote to memory of 2124	1672	c56dc5ef9db2e5c9ffce880b86885635_JaffaCakes118.exe	28
PID 1672 wrote to memory of 2124	1672	c56dc5ef9db2e5c9ffce880b86885635_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\c56dc5ef9db2e5c9ffce880b86885635_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c56dc5ef9db2e5c9ffce880b86885635_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1672
- C:\Windows\SysWOW64\wscript.exe
  wscript.exe "C:\Users\Admin\AppData\Local\Temp\revshell.vbs"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2124

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

1

T1546

Component Object Model Hijacking

1

T1546.015

Privilege Escalation

Event Triggered Execution

1

T1546

Component Object Model Hijacking

1

T1546.015

Defense Evasion

Credential Access

Discovery

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:\Users\Admin\AppData\Local\Temp\revshell.vbs

Filesize
509KB

MD5
1c7cc32cc58fdc887b77cfee6f53e9f6

SHA1
e393ba48b94bc2493ae56523399e4f106faddc60

SHA256
7ed6e33e50efce8f8458ee672912961d5af21b5f24406f7129c752d36834d15b

SHA512
7468c90b63dbd5c6047db7d985332471c64c1252fdc997cc8bbe7426bd28e1927bb13c7b52ca3d65bf34ccda5ab99516b870fafd70c3a81e3d8a0590c7e3273e

Download Submit
\Users\Admin\AppData\Local\Temp\DynaWrap.dll

Filesize
15KB

MD5
0a9542085c0b6f8fff20fdff8c813117

SHA1
2db1ff2de9457163fb1a3b00293780a9775b2cb4

SHA256
6455942d67b95cefac77daf290a5ab690582637148d00e1381a51b6bf152a931

SHA512
f4373e382e26c81ba6773ec57d51059edf7822efc6a3610f94f5e0ab0b71e07d5bd27f51711202648d8faff47697e4b4a4b68e16d5be1ca287bb974bdd8f9e23

Download Submit
memory/2124-5-0x0000000000110000-0x0000000000111000-memory.dmp

Filesize
4KB

Download
memory/2124-8-0x0000000000110000-0x0000000000111000-memory.dmp

Filesize
4KB

Download
memory/2124-7-0x0000000000110000-0x0000000000111000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads