cdd41f5bc087cdaa3fd20702fe74f079639b5fdcbba684bc476d3d3d60def203

Analysis

max time kernel
133s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
29-06-2024 02:57

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General

Target

cdd41f5bc087cdaa3fd20702fe74f079639b5fdcbba684bc476d3d3d60def203.exe
Size

131KB
MD5

9f2f1b5dee4384e50dbd07f9f8f5e6a7
SHA1

ae6b70456facb02f620226566dce0af347b8b132
SHA256

cdd41f5bc087cdaa3fd20702fe74f079639b5fdcbba684bc476d3d3d60def203
SHA512

fc3afee9dd625ee8cd2bd64f3539e294b57ff6606dea1a36a68fd1e43a510789933ddc557b62a9e740f052072e5b05bf15320eb22ede5b772deede27fb980f8c
SSDEEP

3072:ZhpAyazIlyazTgNzM2h7gu02uK4dNqtS1y:hZMazsNQ67gH8Yy

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
516	bbkH7PQFjypm8EW.exe
4448	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"	CTS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	cdd41f5bc087cdaa3fd20702fe74f079639b5fdcbba684bc476d3d3d60def203.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	cdd41f5bc087cdaa3fd20702fe74f079639b5fdcbba684bc476d3d3d60def203.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	528	cdd41f5bc087cdaa3fd20702fe74f079639b5fdcbba684bc476d3d3d60def203.exe
Token: SeDebugPrivilege	4448	CTS.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 528 wrote to memory of 516	528	cdd41f5bc087cdaa3fd20702fe74f079639b5fdcbba684bc476d3d3d60def203.exe	83
PID 528 wrote to memory of 516	528	cdd41f5bc087cdaa3fd20702fe74f079639b5fdcbba684bc476d3d3d60def203.exe	83
PID 528 wrote to memory of 516	528	cdd41f5bc087cdaa3fd20702fe74f079639b5fdcbba684bc476d3d3d60def203.exe	83
PID 528 wrote to memory of 4448	528	cdd41f5bc087cdaa3fd20702fe74f079639b5fdcbba684bc476d3d3d60def203.exe	84
PID 528 wrote to memory of 4448	528	cdd41f5bc087cdaa3fd20702fe74f079639b5fdcbba684bc476d3d3d60def203.exe	84
PID 528 wrote to memory of 4448	528	cdd41f5bc087cdaa3fd20702fe74f079639b5fdcbba684bc476d3d3d60def203.exe	84

C:\Users\Admin\AppData\Local\Temp\cdd41f5bc087cdaa3fd20702fe74f079639b5fdcbba684bc476d3d3d60def203.exe
"C:\Users\Admin\AppData\Local\Temp\cdd41f5bc087cdaa3fd20702fe74f079639b5fdcbba684bc476d3d3d60def203.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:528
- C:\Users\Admin\AppData\Local\Temp\bbkH7PQFjypm8EW.exe
  C:\Users\Admin\AppData\Local\Temp\bbkH7PQFjypm8EW.exe
  2⤵
  - Executes dropped EXE
  PID:516
- C:\Windows\CTS.exe
  "C:\Windows\CTS.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  PID:4448

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

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
393KB

MD5
92c50535c6f1ccf7c5676e05f89f4305

SHA1
d1e56b58772a2ae55e1cd9b6303b7a7f75d77971

SHA256
23dd53d2b653bf429cb0bd240b2324a8cc70649b815a51384c4afe71139196e2

SHA512
2f71842b4a2fd7bafd6c8771451cab7525c1f2517ed270035ee4ec40ff8260dba7ac075c70cf2836e5610de4a2bd9376a4990a72ab37cec2ecfaa0207774e94c

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C:\Users\Admin\AppData\Local\Temp\bbkH7PQFjypm8EW.exe

Filesize
60KB

MD5
ed0fde686788caec4f2cb1ec9c31680c

SHA1
81ae63b87eaa9fa5637835d2122c50953ae19d34

SHA256
e362670f93cdd952335b1a41e5529f184f2022ea4d41817a9781b150b062511c

SHA512
d90d5e74a9be23816a93490ed30c0aae9f7f038a42bd14aa2ce78e95967b4aabd848f006f00ade619c9976755658d45aa0f5b6d5babbbb2d59a6ed3a3a12ac6b

Download Submit
C:\Windows\CTS.exe

Filesize
71KB

MD5
66df4ffab62e674af2e75b163563fc0b

SHA1
dec8a197312e41eeb3cfef01cb2a443f0205cd6e

SHA256
075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163

SHA512
1588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads