1803b514048c25a1da5a7cf692f113ec845c35b0942b9e129226fdf63258fef9

Analysis

max time kernel
94s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07/09/2024, 06:09

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General

Target

6db78f353a7651f8413f3f4b1fbf1d50N.exe
Size

330KB
MD5

6db78f353a7651f8413f3f4b1fbf1d50
SHA1

07be1b3dab329a8cb9cf5d4cbfda61e06d1f08c3
SHA256

1803b514048c25a1da5a7cf692f113ec845c35b0942b9e129226fdf63258fef9
SHA512

44af20dba37525cc3a2101cd086edda4671ede5e59ee2f710340c527e9e8a362c9f04d15277cbda0829d6d3b258fefdfa739380ca0105e0a619d92d142d8fb88
SSDEEP

6144:GjYKlAhUBVB3pQOVTyQOrJpqsP17Edmma91gPzl6i9RvRmaWwlDLSJ:GjYRm7QOVTOcQJEdmRuJd9R5tllD0

Score

7^/10

discovery persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3152	CTS.exe

Reads user/profile data of web browsers 2 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

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"	6db78f353a7651f8413f3f4b1fbf1d50N.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	6db78f353a7651f8413f3f4b1fbf1d50N.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	CTS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6db78f353a7651f8413f3f4b1fbf1d50N.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4528	6db78f353a7651f8413f3f4b1fbf1d50N.exe
Token: SeDebugPrivilege	3152	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4528 wrote to memory of 3152	4528	6db78f353a7651f8413f3f4b1fbf1d50N.exe	83
PID 4528 wrote to memory of 3152	4528	6db78f353a7651f8413f3f4b1fbf1d50N.exe	83
PID 4528 wrote to memory of 3152	4528	6db78f353a7651f8413f3f4b1fbf1d50N.exe	83

C:\Users\Admin\AppData\Local\Temp\6db78f353a7651f8413f3f4b1fbf1d50N.exe
"C:\Users\Admin\AppData\Local\Temp\6db78f353a7651f8413f3f4b1fbf1d50N.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:4528
- 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:3152

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

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
409KB

MD5
730de24743a3900582109ddce2937ed3

SHA1
fdd3e016c2727429ea150ae9503292485a96d2ab

SHA256
dbc9c59cca91310864f785fa43843773990097eabade4c4a1a0cc9ba193bcc45

SHA512
0d89393ad5d80978716590992a1e98778e571cf1c27122d3b8e30bb531f68aa0f32073da9d74d18c9a98a52af2319b1e2e92a369d61b99fb331b727b7f7761a8

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C:\Users\Admin\AppData\Local\Temp\e9c5CJYDxDRfHUP.exe

Filesize
330KB

MD5
28d25b42c21546af0c54030b47a24946

SHA1
df954934d85feaa8f4555faa294397cc4d6a4304

SHA256
795eaaeec3d1f53ccc47fde9b6a00711d5c3b95fecafe62f464b1e79515b822f

SHA512
69c48a76700f91689a49cce48b55fc02576a65334089622a4f1034ed2adde786c9055a1f5d3860da7431c1356db2c46f0f762a8c2bbf9e61c31c43dca6de5f9a

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C:\Windows\CTS.exe

Filesize
86KB

MD5
0f736d30fbdaebed364c4cd9f084e500

SHA1
d7e96b736463af4b3edacd5cc5525cb70c593334

SHA256
431b7f30b7f8d520f69066b03b8dccbb35a6cb40a53c5e2320c6b5acf96b2e34

SHA512
570a2f76d653414fedc12ed486f2bf0333dc860f52d70faa895d6b9951ac185317637d7b076e05c932f4c536259e19a952a716e9516d506d2a19de73c50f2566

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads