d7354de4431732d005200a6f3f82faf063d98871f56dbbe55f0937ac3731d1a1

General

Target

72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe
Size

67KB
MD5

72ccacb9a9aed976aaf06a22ad0eca88
SHA1

d094db77e9045db06c0957aae91bd8bd101fc936
SHA256

d7354de4431732d005200a6f3f82faf063d98871f56dbbe55f0937ac3731d1a1
SHA512

d2271a10797ac19a397fac2e2ec0b8dc4b9a9f216dd7674d42aca90c5994e5567d18eda62ac20855cbc9e1f2f84eceec50ba26699e1cb51b0c7ed8519f546b7d
SSDEEP

1536:MCwoLj+x8iHrsBJf9eUmqdQ8rNiCffLxGinouy8F:5woLj+OiHrptqdQqNiIXoutF

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3960	netprotocol.exe
2708	netprotocol.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral2/memory/880-0-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/memory/1516-3-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral2/memory/1516-5-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral2/memory/1516-7-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral2/memory/880-9-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/files/0x000800000002343c-13.dat	upx
behavioral2/memory/3960-14-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/memory/1516-10-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral2/memory/3960-21-0x0000000000400000-0x0000000000456000-memory.dmp	upx
behavioral2/memory/1516-24-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral2/memory/2708-25-0x0000000000400000-0x0000000000425000-memory.dmp	upx

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\USER\S-1-5-21-464762018-485119342-1613148473-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Netprotocol = "C:\\Users\\Admin\\AppData\\Roaming\\netprotocol.exe"	72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 880 set thread context of 1516	880	72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe	84
PID 3960 set thread context of 2708	3960	netprotocol.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	72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netprotocol.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
880	72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe
3960	netprotocol.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 880 wrote to memory of 1516	880	72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe	84
PID 880 wrote to memory of 1516	880	72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe	84
PID 880 wrote to memory of 1516	880	72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe	84
PID 880 wrote to memory of 1516	880	72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe	84
PID 880 wrote to memory of 1516	880	72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe	84
PID 880 wrote to memory of 1516	880	72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe	84
PID 880 wrote to memory of 1516	880	72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe	84
PID 880 wrote to memory of 1516	880	72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe	84
PID 1516 wrote to memory of 3960	1516	72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe	85
PID 1516 wrote to memory of 3960	1516	72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe	85
PID 1516 wrote to memory of 3960	1516	72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe	85
PID 3960 wrote to memory of 2708	3960	netprotocol.exe	87
PID 3960 wrote to memory of 2708	3960	netprotocol.exe	87
PID 3960 wrote to memory of 2708	3960	netprotocol.exe	87
PID 3960 wrote to memory of 2708	3960	netprotocol.exe	87
PID 3960 wrote to memory of 2708	3960	netprotocol.exe	87
PID 3960 wrote to memory of 2708	3960	netprotocol.exe	87
PID 3960 wrote to memory of 2708	3960	netprotocol.exe	87
PID 3960 wrote to memory of 2708	3960	netprotocol.exe	87

C:\Users\Admin\AppData\Local\Temp\72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:880
- C:\Users\Admin\AppData\Local\Temp\72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\72ccacb9a9aed976aaf06a22ad0eca88_JaffaCakes118.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1516
- - C:\Users\Admin\AppData\Roaming\netprotocol.exe
    C:\Users\Admin\AppData\Roaming\netprotocol.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3960
  - - C:\Users\Admin\AppData\Roaming\netprotocol.exe
      "C:\Users\Admin\AppData\Roaming\netprotocol.exe"
      4⤵
      Executes dropped EXE
      PID:2708

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\netprotocol.exe

Filesize
67KB

MD5
2e1d6e39878be719b90f10cfa26416ea

SHA1
d2dc8cc77cf4d31e6c2c8e5252f34e59eccd379a

SHA256
9677ad2c414882abbbf11589c958b722c8eae9dcc5397383dfc67181bb5897ac

SHA512
57ee2365aa243dd5c9df0a86a0ed88ce977161ce333a05d345a8e088765fd7591570b4965adb56a7224df89d2f422a6329c236505cd0004caf700d7cae2e164f

Download Submit
memory/880-0-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/880-9-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1516-3-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1516-5-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1516-7-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1516-10-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1516-24-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1516-32-0x0000000000430000-0x00000000004F9000-memory.dmp

Filesize
804KB

Download
memory/2708-25-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/3960-14-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/3960-21-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads