65ae24ce822b4acbcc0b9f83b8cd4594492b3d47fd5deabdaffe64f8d361f47e

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-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
1232	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	4892	ad89c3c45a1c7b2cd177cef9889ec598.exe
Token: SeDebugPrivilege	1232	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4892 wrote to memory of 1232	4892	ad89c3c45a1c7b2cd177cef9889ec598.exe	86
PID 4892 wrote to memory of 1232	4892	ad89c3c45a1c7b2cd177cef9889ec598.exe	86
PID 4892 wrote to memory of 1232	4892	ad89c3c45a1c7b2cd177cef9889ec598.exe	86

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:4892
- 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:1232

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

Replay Monitor

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Downloads

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

Filesize
392KB

MD5
598b13e3686d91b5a9abb8f2de15da9a

SHA1
c9c6b8a19ee58b7efdee6f734955e91056e3fce5

SHA256
df9bf672b1e68af251ace512582c359b9216c065bf958fe74acbfb6c0c38b471

SHA512
f349a8dcc3efde53ab7d0562ab1329560a046de5bce2c1762aa04442ed6cac248bb6ddf0f650e75d6b7a7fd486a7f3c2f08be3e9653b3390c9d7dd9feda24168

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C:\Users\Admin\AppData\Local\Temp\r5crIMnBKgOqE5a.exe

Filesize
74KB

MD5
6b99d13977b80be61bce5bef19062591

SHA1
c885af6af1fe0a9bf7b5e46049fea640cd34a9f4

SHA256
57f082365760018e8f299f56aff675f664cd7a58604f2ed4c84615030f51f8af

SHA512
e270dd3a09c7b435b2c7696d352cdd8efdc4ab5e4f4519f55510496eb7d5654d4f69cb6e6d67b5abc60e3b633b56fc8535695497fdabdfcd1fd9994dcb2fae70

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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

Replay Monitor

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Downloads