f5e7351f74d4262cfd1bf807fe8b10dc04d98b65b788d54bcb78cf6b33716f7a

Analysis

max time kernel
134s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 05:07

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe
Size

13KB
MD5

b2331a57a1f93fce1c856ad4d39510dc
SHA1

44aa8d5a7d0f3e4709697e8409cfddfd37364a40
SHA256

f5e7351f74d4262cfd1bf807fe8b10dc04d98b65b788d54bcb78cf6b33716f7a
SHA512

ab837603fc64d366adc54d4f5dc1f79d7cc34bbce92fe1ea6793ddb342459468859259b75b4f121ab3cd38a83259281968c9d18f67c25fec4b8bd6a7602a2210
SSDEEP

384:U9AUK3nV69Klt752cCOQrXaKGw1jVGgSJpzC/:FV6Ml5ZQLa4Qm/

Score

10^/10

discovery persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 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\ShellServiceObjectDelayLoad\ocashbgo.dll = "{E0F3526A-4165-4589-80CD-50B6FBAC3BDA}"	b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
452	b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\ocashbgo.tmp	b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\ocashbgo.tmp	b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\ocashbgo.nls	b2331a57a1f93fce1c856ad4d39510dc_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	b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 4 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0F3526A-4165-4589-80CD-50B6FBAC3BDA}\InProcServer32\ThreadingModel = "Apartment"	b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0F3526A-4165-4589-80CD-50B6FBAC3BDA}	b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0F3526A-4165-4589-80CD-50B6FBAC3BDA}\InProcServer32	b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E0F3526A-4165-4589-80CD-50B6FBAC3BDA}\InProcServer32\ = "C:\\Windows\\SysWow64\\ocashbgo.dll"	b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
452	b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe
452	b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
452	b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe
452	b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe
452	b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 452 wrote to memory of 1412	452	b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe	96
PID 452 wrote to memory of 1412	452	b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe	96
PID 452 wrote to memory of 1412	452	b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe	96

C:\Users\Admin\AppData\Local\Temp\b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b2331a57a1f93fce1c856ad4d39510dc_JaffaCakes118.exe"
1⤵
- Adds autorun key to be loaded by Explorer.exe on startup
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:452
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\EDFA.tmp.bat
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1412

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\EDFA.tmp.bat

Filesize
207B

MD5
47fae0d3f5224a51a5739db37da9845a

SHA1
6b1f331c76204677acd73ee2b574db7d87c0efc4

SHA256
330089e52d06268026abd3227212e1d67a9d42802e432e19d868e882868decc0

SHA512
ccdac05b42ddfb0eabc82b9368ec082bcf738a2028d42a3391e5e24e5be2064a3c82a69f75c451f0e008f107ffc208db120a7e2c83e67306a1660dc87580896b

Download Submit
C:\Windows\SysWOW64\ocashbgo.dll

Filesize
2.4MB

MD5
3f73d8fb67edf2e4456279b0c459477e

SHA1
319af9b9863a9cd398d55e585c8027a7035e9942

SHA256
9127226628a7503def9d6a095f616d2fd3544eebd90c124bca620d8aabd636ff

SHA512
9e9204689fef84105427986584e3f803013d44e252c18e20c7fd609f835318d2dacac1d8a11431f5eb24c0bf8de91c8676dd03b71db326740c3a88015730cc82

Download Submit
memory/452-9-0x0000000010000000-0x0000000010008000-memory.dmp

Filesize
32KB

Download
memory/452-14-0x0000000010000000-0x0000000010008000-memory.dmp

Filesize
32KB

Download