metasploit | 6ac3ac762de5215b6877ab7c8c2ef412d1ee26dc214a3920fc77b9eb368c411c

General

Target

ef9fa5d9dc48cd4f0c2e1166175970a8_JaffaCakes118.exe
Size

459KB
MD5

ef9fa5d9dc48cd4f0c2e1166175970a8
SHA1

3bd3e47bbcba5e25e99ad5f16b59054ee6ba459c
SHA256

6ac3ac762de5215b6877ab7c8c2ef412d1ee26dc214a3920fc77b9eb368c411c
SHA512

6b61f88be6dd1aff246ce4e25c3d465aef940551e74d6a7bbb80ab326e08c2e675c2fb342830b61a0ed4bd550fb8769b68510c8f44edb3811603fe7dc1c4fcfd
SSDEEP

6144:SWqA/eRwp0yN90QEq9Y5+yWFx5EcYkr+0ps0OApyiEkJJnJFg2JO0oNkJHCcttaU:7/eXy90I9Y5xCx+v0OPM9JuL0oNeCc

Score

10^/10

metasploit backdoor discovery persistence trojan

Malware Config

Extracted

Family

metasploit

Version

windows/shell_reverse_tcp

C2

192.168.0.23:4444

Signatures

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit

Executes dropped EXE 2 IoCs

pid	Process
2864	FREEBO~1.EXE
1516	FileSeek.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\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	ef9fa5d9dc48cd4f0c2e1166175970a8_JaffaCakes118.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	ef9fa5d9dc48cd4f0c2e1166175970a8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	FREEBO~1.EXE

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4EB6D578499B1CCF5F581EAD56BE3D9B6744A5E5	FileSeek.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4EB6D578499B1CCF5F581EAD56BE3D9B6744A5E5\Blob = 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	FileSeek.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\4EB6D578499B1CCF5F581EAD56BE3D9B6744A5E5\Blob = 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	FileSeek.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1516	FileSeek.exe
Token: 33	1516	FileSeek.exe
Token: SeIncBasePriorityPrivilege	1516	FileSeek.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4952 wrote to memory of 2864	4952	ef9fa5d9dc48cd4f0c2e1166175970a8_JaffaCakes118.exe	82
PID 4952 wrote to memory of 2864	4952	ef9fa5d9dc48cd4f0c2e1166175970a8_JaffaCakes118.exe	82
PID 4952 wrote to memory of 2864	4952	ef9fa5d9dc48cd4f0c2e1166175970a8_JaffaCakes118.exe	82
PID 4952 wrote to memory of 1516	4952	ef9fa5d9dc48cd4f0c2e1166175970a8_JaffaCakes118.exe	92
PID 4952 wrote to memory of 1516	4952	ef9fa5d9dc48cd4f0c2e1166175970a8_JaffaCakes118.exe	92

C:\Users\Admin\AppData\Local\Temp\ef9fa5d9dc48cd4f0c2e1166175970a8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ef9fa5d9dc48cd4f0c2e1166175970a8_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4952
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\FREEBO~1.EXE
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\FREEBO~1.EXE
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2864
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\FileSeek.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\FileSeek.exe
  2⤵
  - Executes dropped EXE
  - Modifies system certificate store
  - Suspicious use of AdjustPrivilegeToken
  PID:1516

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

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\FREEBO~1.EXE

Filesize
72KB

MD5
1f15563fa47f93479677a2763be77651

SHA1
5b9d483aaed8635f4e8cbdeb16008bbfec80dc66

SHA256
83a79201875a88a1ba3e980bd7e17692c78b9e9623e682d96edeb414f06f0694

SHA512
7a347991b3ccb1b11d3fb5ec78e2d648664a99ce7104f81070995281e8ac246d9c159db24d2fd9308298b9e4d73d7cf879fc2bc0ce6a505f533659706b727f47

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\FileSeek.exe

Filesize
538KB

MD5
265f57140616e8d271af75f987a1ccf5

SHA1
871fecf7161a1527d6a465d2dbfbc0fc3e28f615

SHA256
d2d5944ca885678327eed5649c2ac833f6235797b748ce1d2c39cd3be70e1b68

SHA512
58c3b77caf443dc80f59046886aaf6cb3c4cca0c03c5d15935cb83d7aa3624b0f39806a37d3ad22b9bb7164dfc6eeb455182bae80fe0c41043ff058280d15d54

Download Submit
memory/1516-24-0x000000001C760000-0x000000001CC2E000-memory.dmp

Filesize
4.8MB

Download
memory/1516-13-0x00007FFC0A295000-0x00007FFC0A296000-memory.dmp

Filesize
4KB

Download
memory/1516-14-0x00007FFC09FE0000-0x00007FFC0A981000-memory.dmp

Filesize
9.6MB

Download
memory/1516-15-0x00007FFC09FE0000-0x00007FFC0A981000-memory.dmp

Filesize
9.6MB

Download
memory/1516-25-0x000000001BC10000-0x000000001BCAC000-memory.dmp

Filesize
624KB

Download
memory/1516-26-0x000000001BCC0000-0x000000001BCC8000-memory.dmp

Filesize
32KB

Download
memory/1516-27-0x0000000021780000-0x0000000021C8E000-memory.dmp

Filesize
5.1MB

Download
memory/1516-28-0x00007FFC0A295000-0x00007FFC0A296000-memory.dmp

Filesize
4KB

Download
memory/1516-29-0x00007FFC09FE0000-0x00007FFC0A981000-memory.dmp

Filesize
9.6MB

Download
memory/1516-30-0x00007FFC09FE0000-0x00007FFC0A981000-memory.dmp

Filesize
9.6MB

Download
memory/2864-9-0x00000000005A0000-0x00000000005A1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads