14a67969b7ce4492dd2f353c5c613425461d980c759f8802b21b2674ecab0d72

Analysis

max time kernel
100s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18/08/2024, 12:09

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General

Target

2cff30974cbfed458b842fec2826de80N.exe
Size

272KB
MD5

2cff30974cbfed458b842fec2826de80
SHA1

492840b9185d717afa83af4fd1e265353b34eed6
SHA256

14a67969b7ce4492dd2f353c5c613425461d980c759f8802b21b2674ecab0d72
SHA512

52d29692d86f93aef6f9a072e9290b71ee7b6ccfd0cb71d64733b0ec8bca88225f5a88ff0b450be7e9e3dc230417c8b20d659aa7a72bbcf44483364e4030aa1e
SSDEEP

6144:GjYKlAhUBVB3pQOYZqTsQi54hST1lvvPmE1jgzxLlF7zwe+3p:GjYRm7QOUqT/i54o1BXm6OMT

Score

7^/10

discovery persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3580	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"	2cff30974cbfed458b842fec2826de80N.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	CTS.exe
File created	C:\Windows\CTS.exe	2cff30974cbfed458b842fec2826de80N.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	2cff30974cbfed458b842fec2826de80N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2200	2cff30974cbfed458b842fec2826de80N.exe
Token: SeDebugPrivilege	3580	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2200 wrote to memory of 3580	2200	2cff30974cbfed458b842fec2826de80N.exe	84
PID 2200 wrote to memory of 3580	2200	2cff30974cbfed458b842fec2826de80N.exe	84
PID 2200 wrote to memory of 3580	2200	2cff30974cbfed458b842fec2826de80N.exe	84

C:\Users\Admin\AppData\Local\Temp\2cff30974cbfed458b842fec2826de80N.exe
"C:\Users\Admin\AppData\Local\Temp\2cff30974cbfed458b842fec2826de80N.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:2200
- 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:3580

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
408KB

MD5
ceea376efec96c18d65280d2aaf29791

SHA1
8d98fae5e9f15162f80348d11ebeabbce7c675c7

SHA256
700037a97f14cdf259165c5c8fb52e86d1f0396fd35c75938ef07b2afc4b5dd6

SHA512
daebdde898d3ab971179e83b35d71281f98f63c223334ca0da2e577cf80ed46f311a2d5a6c7bb9b3a1b29a432aeb606a66e2753d8bc280eb91fdbe311dd8f305

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C:\Users\Admin\AppData\Local\Temp\bdE8FoLmbjfrPKW.exe

Filesize
272KB

MD5
f02bf54e7400be0f1a352f05b99e6dab

SHA1
92dbfa3858fbd6158f28c4891bd4fc7149902a21

SHA256
91be2fd846659454a9aaf9cd2194c3e49b0432747a9f01b65156e2fca150f6b6

SHA512
61127a20ca6f455d1ba44d2482a7dbfc0dcbb1c507fc0a15dcfe671afcded3381f8d34e48259db6cd81c2588ba7890f82da1dcb3ffb8c38bc6461609bd06ec90

Download Submit
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