73cf3e794020f35e572192f0dc8c1ffebb912558b534f1845d1aba130249334b

Analysis

max time kernel
135s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20240910-en
resource tags

arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
submitted
04/10/2024, 00:19

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General

Target

110f089a036c5ae8f58748407eb3725e_JaffaCakes118.exe
Size

281KB
MD5

110f089a036c5ae8f58748407eb3725e
SHA1

427ed0cd0a52ded407bc9830ebafb935aebe45d3
SHA256

73cf3e794020f35e572192f0dc8c1ffebb912558b534f1845d1aba130249334b
SHA512

fbbf2b903dc2a2d4a83972d060ada0a61caee3ae8ca6fb236998ec9f937c98650aa409c560a20355d8b0e8ce180c3b6b08cc98f65dd80568fd19a3ffe135cced
SSDEEP

6144:aGKyXxrOBzS4Yf0pBoC3QEOO4sKJ6RrIa7mCe9Ed:anypcOOqC3QW9mT9w

Score

7^/10

discovery persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4772	51NIXaH3eRWlO09.exe
4372	CTS.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Adds Run key to start application 2 TTPs 2 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\CTS = "C:\\Windows\\CTS.exe"	110f089a036c5ae8f58748407eb3725e_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	CTS.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	110f089a036c5ae8f58748407eb3725e_JaffaCakes118.exe
File created	C:\Windows\CTS.exe	CTS.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	110f089a036c5ae8f58748407eb3725e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3812	110f089a036c5ae8f58748407eb3725e_JaffaCakes118.exe
Token: SeDebugPrivilege	4372	CTS.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3812 wrote to memory of 4772	3812	110f089a036c5ae8f58748407eb3725e_JaffaCakes118.exe	85
PID 3812 wrote to memory of 4772	3812	110f089a036c5ae8f58748407eb3725e_JaffaCakes118.exe	85
PID 3812 wrote to memory of 4372	3812	110f089a036c5ae8f58748407eb3725e_JaffaCakes118.exe	86
PID 3812 wrote to memory of 4372	3812	110f089a036c5ae8f58748407eb3725e_JaffaCakes118.exe	86
PID 3812 wrote to memory of 4372	3812	110f089a036c5ae8f58748407eb3725e_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\110f089a036c5ae8f58748407eb3725e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\110f089a036c5ae8f58748407eb3725e_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3812
- C:\Users\Admin\AppData\Local\Temp\51NIXaH3eRWlO09.exe
  C:\Users\Admin\AppData\Local\Temp\51NIXaH3eRWlO09.exe
  2⤵
  - Executes dropped EXE
  PID:4772
- C:\Windows\CTS.exe
  "C:\Windows\CTS.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4372

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

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml

Filesize
781KB

MD5
86b9759312b3a89a49097e6b198f2015

SHA1
40d78f01f5b6a014f7b60122d192804cd9f1dfcd

SHA256
97de6bbc070b704d80c3c7a7deae376aeea405d4c5d98e437b0602bd8003f8ab

SHA512
2e227d5787c6175732f4177e5c2c5bbefe8b8c63550a20c050cf64faa1562a9367084210f6498e3face21b4e4401a8978f8071a2bac4620af6bb7f481a0910c8

Download Submit
C:\Users\Admin\AppData\Local\Temp\51NIXaH3eRWlO09.exe

Filesize
217KB

MD5
f8a38fd27da720881c0af1ac99b8c1ad

SHA1
2ed31938119e2ebdeb0f5539c985e9965aef72d7

SHA256
b2e32b3fa44b3a9a8fdfa906627355f6f48b4821929f9bce5ded2d07894361d4

SHA512
aafa05bc5bd68687b998fe4d9a619caecc65d14f317af7a05ac0ecab7e231891e8719029245dc84eddce20bdd4c0cc6f4ffafdf8200227746b28cc6628564495

Download Submit
C:\Windows\CTS.exe

Filesize
64KB

MD5
666d25a859fed65a834945976ebbb637

SHA1
609f4596cf135fa66aa35236dfc5fd3e7b2ac9a1

SHA256
d9b9c7b832ac3f5b989af17bc2d43f174bd94794166d5e1db7e02c25b1f32490

SHA512
35fe9afcf54e7111d81051997a6abedfd5a4245ea438ffc98cffa11a2a37d64d33c472664f4edb5cfbe84f12dedb8af99eb22895d6cfa7250cc446f109aaa38b

Download Submit
memory/3812-0-0x0000000000C20000-0x0000000000C33000-memory.dmp

Filesize
76KB

Download
memory/4372-9-0x0000000000B40000-0x0000000000B53000-memory.dmp

Filesize
76KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads