metasploit | 1247accf51fb65250312e015873d2d1f0e27e937df53fabffcc20e272fbe1296

General

Target

ac8c91d043963d2b36eecae450d75c9d_JaffaCakes118.exe
Size

92KB
MD5

ac8c91d043963d2b36eecae450d75c9d
SHA1

e4f42d54f65adee98dbab6187b88e9f130ea3843
SHA256

1247accf51fb65250312e015873d2d1f0e27e937df53fabffcc20e272fbe1296
SHA512

ba48bd425782c69543fa41d1ff6c3c012e1b52c43c658ee5b5f80bdc389b2edb77dcbbb3742e1b103b74abea03093d3573bf282b14c842448d108a96fb20bd5c
SSDEEP

1536:FSquE20GQk39xri0kEwuiWDpR3C0R0rH6Kh3GCRfzxlFLFTyvPD1zaVC7GPVdv5:iZi9YfSrlMcLdLMzVaVCeVV5

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
3732	AdobeARMS.exe
4068	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"	ac8c91d043963d2b36eecae450d75c9d_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AdobeARMS = "C:\\Users\\Admin\\AppData\\Roaming\\AdobeARMS.exe"	ac8c91d043963d2b36eecae450d75c9d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AdobeARMS = "\\AdobeARMS.exe"	AdobeARMS.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\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 2396 set thread context of 2244	2396	ac8c91d043963d2b36eecae450d75c9d_JaffaCakes118.exe	88
PID 3732 set thread context of 4068	3732	AdobeARMS.exe	92

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2244-0-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/2244-3-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/2244-5-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/2244-4-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/2244-13-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/4068-18-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/4068-19-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/4068-17-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/4068-21-0x0000000000400000-0x000000000048C000-memory.dmp	upx
behavioral2/memory/4068-22-0x0000000000400000-0x000000000048C000-memory.dmp	upx

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1280	2396	WerFault.exe	84
1544	3732	WerFault.exe	89

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	AdobeARMS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ac8c91d043963d2b36eecae450d75c9d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ac8c91d043963d2b36eecae450d75c9d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 2244	2396	ac8c91d043963d2b36eecae450d75c9d_JaffaCakes118.exe	88
PID 2396 wrote to memory of 2244	2396	ac8c91d043963d2b36eecae450d75c9d_JaffaCakes118.exe	88
PID 2396 wrote to memory of 2244	2396	ac8c91d043963d2b36eecae450d75c9d_JaffaCakes118.exe	88
PID 2396 wrote to memory of 2244	2396	ac8c91d043963d2b36eecae450d75c9d_JaffaCakes118.exe	88
PID 2396 wrote to memory of 2244	2396	ac8c91d043963d2b36eecae450d75c9d_JaffaCakes118.exe	88
PID 2244 wrote to memory of 3732	2244	ac8c91d043963d2b36eecae450d75c9d_JaffaCakes118.exe	89
PID 2244 wrote to memory of 3732	2244	ac8c91d043963d2b36eecae450d75c9d_JaffaCakes118.exe	89
PID 2244 wrote to memory of 3732	2244	ac8c91d043963d2b36eecae450d75c9d_JaffaCakes118.exe	89
PID 3732 wrote to memory of 4068	3732	AdobeARMS.exe	92
PID 3732 wrote to memory of 4068	3732	AdobeARMS.exe	92
PID 3732 wrote to memory of 4068	3732	AdobeARMS.exe	92
PID 3732 wrote to memory of 4068	3732	AdobeARMS.exe	92
PID 3732 wrote to memory of 4068	3732	AdobeARMS.exe	92

C:\Users\Admin\AppData\Local\Temp\ac8c91d043963d2b36eecae450d75c9d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ac8c91d043963d2b36eecae450d75c9d_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 284
  2⤵
  - Program crash
  PID:1280
- C:\Users\Admin\AppData\Local\Temp\ac8c91d043963d2b36eecae450d75c9d_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\ac8c91d043963d2b36eecae450d75c9d_JaffaCakes118.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2244
- - C:\Users\Admin\AppData\Roaming\AdobeARMS.exe
    C:\Users\Admin\AppData\Roaming\AdobeARMS.exe 908 "C:\Users\Admin\AppData\Local\Temp\ac8c91d043963d2b36eecae450d75c9d_JaffaCakes118.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3732
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3732 -s 284
      4⤵
      Program crash
      PID:1544
  - - 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:4068

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2396 -ip 2396
1⤵
PID:4816

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3732 -ip 3732
1⤵
PID:2468

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
92KB

MD5
ac8c91d043963d2b36eecae450d75c9d

SHA1
e4f42d54f65adee98dbab6187b88e9f130ea3843

SHA256
1247accf51fb65250312e015873d2d1f0e27e937df53fabffcc20e272fbe1296

SHA512
ba48bd425782c69543fa41d1ff6c3c012e1b52c43c658ee5b5f80bdc389b2edb77dcbbb3742e1b103b74abea03093d3573bf282b14c842448d108a96fb20bd5c

Download Submit
memory/2244-13-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2244-3-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2244-5-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2244-4-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2244-0-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2396-2-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3732-20-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4068-18-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/4068-19-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/4068-17-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/4068-21-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/4068-22-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads