65ae24ce822b4acbcc0b9f83b8cd4594492b3d47fd5deabdaffe64f8d361f47e

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
09-04-2024 23:13

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General

Target

ad89c3c45a1c7b2cd177cef9889ec598.exe
Size

74KB
MD5

ad89c3c45a1c7b2cd177cef9889ec598
SHA1

81c4a97904798220f23249ed43f57db8d35cc34f
SHA256

65ae24ce822b4acbcc0b9f83b8cd4594492b3d47fd5deabdaffe64f8d361f47e
SHA512

1e477fadd535df7efb565bcc033bccb8e6bde6c853c7461f5e9e2f60e4cd940d71272f55b46b6992ea33268b99a0d00fe2dcaa1634faae66aee52bc6dc2b699b
SSDEEP

1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTkc:ZhpAyazIlyazTkc

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3020	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"	ad89c3c45a1c7b2cd177cef9889ec598.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	ad89c3c45a1c7b2cd177cef9889ec598.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2936	ad89c3c45a1c7b2cd177cef9889ec598.exe
Token: SeDebugPrivilege	3020	CTS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 3020	2936	ad89c3c45a1c7b2cd177cef9889ec598.exe	28
PID 2936 wrote to memory of 3020	2936	ad89c3c45a1c7b2cd177cef9889ec598.exe	28
PID 2936 wrote to memory of 3020	2936	ad89c3c45a1c7b2cd177cef9889ec598.exe	28
PID 2936 wrote to memory of 3020	2936	ad89c3c45a1c7b2cd177cef9889ec598.exe	28

C:\Users\Admin\AppData\Local\Temp\ad89c3c45a1c7b2cd177cef9889ec598.exe
"C:\Users\Admin\AppData\Local\Temp\ad89c3c45a1c7b2cd177cef9889ec598.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2936
- 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:3020

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\Temp\u0aHsJ3cUpjUAbK.exe

Filesize
74KB

MD5
4551ebaa43fa31ad0753003946436af5

SHA1
18bc9770d6f53f7260c5cb0b492af934a4fc52b3

SHA256
323f9048188b13eb6c9a1caf63f7640c228d2b93709fedea11e584850f23e568

SHA512
433d682f95b3e6baabc1c156e3ce5b5d218d891b78e16e2a1f193b04b1326cd81b65b83b7f1468651bc5df37ddbbdb728671758d773346ac35acd87e7952ccb7

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C:\Windows\CTS.exe

Filesize
71KB

MD5
66df4ffab62e674af2e75b163563fc0b

SHA1
dec8a197312e41eeb3cfef01cb2a443f0205cd6e

SHA256
075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163

SHA512
1588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads