metasploit | ef69f72e41266b42e866911d6e9e260602048423a390fa146c993c347fbc009c

General

Target

a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe
Size

89KB
MD5

a0cf5e65d6531b369af210b3ab0b0213
SHA1

1760af8ff383bb02eb0f8e57c635a2fd4dbc67d1
SHA256

ef69f72e41266b42e866911d6e9e260602048423a390fa146c993c347fbc009c
SHA512

c2eb8b8ea0a4761e23ec1860e50264e0c6d3eeac8ac94085c3b41c806a7c503880ae577285c9b686c381a69215ec2c91763a95ff4569d6a943afbd74c464a5c6
SSDEEP

1536:6rEqYtQ1Z9avYYxJgTI5ZE2NmP+GePggBW0xq5blejv0XlVUjKnoXlG4Ms71BEDd:jtKAY/2EumdeoaW0xq5bUS+KosJsRIPx

Score

10^/10

metasploit backdoor discovery 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

Executes dropped EXE 2 IoCs

pid	Process
3664	AdobeARMS.exe
4304	AdobeARMS.exe

Adds Run key to start application 2 TTPs 4 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\patches = "1"	a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AdobeARMS = "C:\\Users\\Admin\\AppData\\Roaming\\AdobeARMS.exe"	a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AdobeARMS = "\\AdobeARMS.exe"	AdobeARMS.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AdobeARMS = "C:\\Users\\Admin\\AppData\\Roaming\\AdobeARMS.exe"	AdobeARMS.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3464 set thread context of 3488	3464	a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe	86
PID 3664 set thread context of 4304	3664	AdobeARMS.exe	90

UPX packed file 15 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3488-0-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/3488-3-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/3488-1-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/3488-6-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/3488-9-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/3488-8-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/3488-7-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/3488-15-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/4304-26-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/4304-29-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/4304-27-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/4304-30-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/4304-25-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/4304-24-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/4304-31-0x0000000000400000-0x000000000048C000-memory.dmp	upx

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2536	3464	WerFault.exe	82
3528	3664	WerFault.exe	87

System Location Discovery: System Language Discovery 1 TTPs 3 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	a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AdobeARMS.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 3464 wrote to memory of 3488	3464	a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe	86
PID 3464 wrote to memory of 3488	3464	a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe	86
PID 3464 wrote to memory of 3488	3464	a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe	86
PID 3464 wrote to memory of 3488	3464	a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe	86
PID 3464 wrote to memory of 3488	3464	a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe	86
PID 3464 wrote to memory of 3488	3464	a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe	86
PID 3464 wrote to memory of 3488	3464	a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe	86
PID 3464 wrote to memory of 3488	3464	a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe	86
PID 3488 wrote to memory of 3664	3488	a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe	87
PID 3488 wrote to memory of 3664	3488	a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe	87
PID 3488 wrote to memory of 3664	3488	a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe	87
PID 3664 wrote to memory of 4304	3664	AdobeARMS.exe	90
PID 3664 wrote to memory of 4304	3664	AdobeARMS.exe	90
PID 3664 wrote to memory of 4304	3664	AdobeARMS.exe	90
PID 3664 wrote to memory of 4304	3664	AdobeARMS.exe	90
PID 3664 wrote to memory of 4304	3664	AdobeARMS.exe	90
PID 3664 wrote to memory of 4304	3664	AdobeARMS.exe	90
PID 3664 wrote to memory of 4304	3664	AdobeARMS.exe	90
PID 3664 wrote to memory of 4304	3664	AdobeARMS.exe	90

C:\Users\Admin\AppData\Local\Temp\a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3464
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3464 -s 280
  2⤵
  - Program crash
  PID:2536
- C:\Users\Admin\AppData\Local\Temp\a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3488
- - C:\Users\Admin\AppData\Roaming\AdobeARMS.exe
    C:\Users\Admin\AppData\Roaming\AdobeARMS.exe 920 "C:\Users\Admin\AppData\Local\Temp\a0cf5e65d6531b369af210b3ab0b0213_JaffaCakes118.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3664
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3664 -s 280
      4⤵
      Program crash
      PID:3528
  - - C:\Users\Admin\AppData\Roaming\AdobeARMS.exe
      "C:\Users\Admin\AppData\Roaming\AdobeARMS.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      PID:4304

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3464 -ip 3464
1⤵
PID:4872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3664 -ip 3664
1⤵
PID:460

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

1

T1112

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\Roaming\AdobeARMS.exe

Filesize
89KB

MD5
a0cf5e65d6531b369af210b3ab0b0213

SHA1
1760af8ff383bb02eb0f8e57c635a2fd4dbc67d1

SHA256
ef69f72e41266b42e866911d6e9e260602048423a390fa146c993c347fbc009c

SHA512
c2eb8b8ea0a4761e23ec1860e50264e0c6d3eeac8ac94085c3b41c806a7c503880ae577285c9b686c381a69215ec2c91763a95ff4569d6a943afbd74c464a5c6

Download Submit
memory/3464-5-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3488-6-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/3488-15-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/3488-0-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/3488-9-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/3488-8-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/3488-7-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/3488-3-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/3488-1-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/3664-28-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4304-26-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/4304-29-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/4304-27-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/4304-30-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/4304-25-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/4304-24-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/4304-31-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads