f71a215f548d1ecaab5b39d30d6cd8a2db4f6ecf0377834df9e411053d3eec19

General

Target

fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe
Size

31KB
MD5

fbddb8559054a8e04e81cedc75adcdd5
SHA1

f3ee535ce7ae53ec2534989fe39013cde557696b
SHA256

f71a215f548d1ecaab5b39d30d6cd8a2db4f6ecf0377834df9e411053d3eec19
SHA512

45a8e04ccbaea72cbe576f9a3ada315d86d524a4169af9c2d7ba48eb0d4fdfb8e1a064dcdbae188de4b3aa5e018a8a9d41fb0c883114e718655924a30473d4f6
SSDEEP

384:hRhvdel8ct1PDcOQDgNRjhnk9Ac4uIw/2XwpHIAZ8wUizXctDXkBocJRUDGGjohZ:belpD4OJflLFuI9nATmDXkUM/4Y

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2852	service.exe
2780	service.exe

Loads dropped DLL 3 IoCs

pid	Process
3028	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe
3028	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe
2852	service.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Local\\Temp\\service.exe"	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Services = "service.exe"	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Local\\Temp\\service.exe"	service.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2052 set thread context of 3028	2052	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe	29
PID 2852 set thread context of 2780	2852	service.exe	31

UPX packed file 22 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3028-3-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/3028-9-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/3028-10-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/3028-6-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/3028-11-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2780-33-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2780-34-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/3028-36-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2780-38-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2780-40-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2780-41-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2780-42-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2780-43-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2780-44-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2780-45-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2780-46-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2780-47-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2780-48-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2780-49-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2780-50-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2780-51-0x0000000000400000-0x0000000000455000-memory.dmp	upx
behavioral1/memory/2780-52-0x0000000000400000-0x0000000000455000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 4 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	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	service.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	service.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2052	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe
2852	service.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2052 wrote to memory of 3028	2052	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe	29
PID 2052 wrote to memory of 3028	2052	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe	29
PID 2052 wrote to memory of 3028	2052	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe	29
PID 2052 wrote to memory of 3028	2052	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe	29
PID 2052 wrote to memory of 3028	2052	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe	29
PID 2052 wrote to memory of 3028	2052	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe	29
PID 2052 wrote to memory of 3028	2052	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe	29
PID 2052 wrote to memory of 3028	2052	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe	29
PID 2052 wrote to memory of 3028	2052	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe	29
PID 3028 wrote to memory of 2852	3028	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe	30
PID 3028 wrote to memory of 2852	3028	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe	30
PID 3028 wrote to memory of 2852	3028	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe	30
PID 3028 wrote to memory of 2852	3028	fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe	30
PID 2852 wrote to memory of 2780	2852	service.exe	31
PID 2852 wrote to memory of 2780	2852	service.exe	31
PID 2852 wrote to memory of 2780	2852	service.exe	31
PID 2852 wrote to memory of 2780	2852	service.exe	31
PID 2852 wrote to memory of 2780	2852	service.exe	31
PID 2852 wrote to memory of 2780	2852	service.exe	31
PID 2852 wrote to memory of 2780	2852	service.exe	31
PID 2852 wrote to memory of 2780	2852	service.exe	31
PID 2852 wrote to memory of 2780	2852	service.exe	31

C:\Users\Admin\AppData\Local\Temp\fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2052
- C:\Users\Admin\AppData\Local\Temp\fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\fbddb8559054a8e04e81cedc75adcdd5_JaffaCakes118.exe
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3028
- - C:\Users\Admin\AppData\Local\Temp\service.exe
    "C:\Users\Admin\AppData\Local\Temp\service.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2852
  - - C:\Users\Admin\AppData\Local\Temp\service.exe
      C:\Users\Admin\AppData\Local\Temp\service.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:2780

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

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\service.exe

Filesize
31KB

MD5
fbddb8559054a8e04e81cedc75adcdd5

SHA1
f3ee535ce7ae53ec2534989fe39013cde557696b

SHA256
f71a215f548d1ecaab5b39d30d6cd8a2db4f6ecf0377834df9e411053d3eec19

SHA512
45a8e04ccbaea72cbe576f9a3ada315d86d524a4169af9c2d7ba48eb0d4fdfb8e1a064dcdbae188de4b3aa5e018a8a9d41fb0c883114e718655924a30473d4f6

Download Submit
memory/2052-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2052-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2052-4-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2780-46-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2780-40-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2780-52-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2780-51-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2780-50-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2780-49-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2780-33-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2780-48-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2780-34-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2780-47-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2780-38-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2780-45-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2780-41-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2780-42-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2780-43-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2780-44-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/2852-32-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2852-21-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3028-10-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3028-3-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3028-36-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3028-9-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3028-11-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/3028-6-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads