f5204eb2a2bc913dd2f447207299524e69acae95064c25f1c9f39358df5251ab

Analysis

max time kernel
148s
max time network
156s
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, 19:15

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General

Target

20894d7c8fa769521867065dc956ff34.exe
Size

71KB
MD5

20894d7c8fa769521867065dc956ff34
SHA1

4a5623d7f8705c417d51d4ac8a47bf15e9346dcc
SHA256

f5204eb2a2bc913dd2f447207299524e69acae95064c25f1c9f39358df5251ab
SHA512

1fad5d36df2edcd4b7afd83a99371d1107f277c542cfa35222d39be06169c4cfb7bf7cc27904fc18b11634d8ae63375904edc9113df992e387900e02ecd353dc
SSDEEP

1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTe:ZhpAyazIlyazTe

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3508	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"	20894d7c8fa769521867065dc956ff34.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	20894d7c8fa769521867065dc956ff34.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3004	20894d7c8fa769521867065dc956ff34.exe
Token: SeDebugPrivilege	3508	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3004 wrote to memory of 3508	3004	20894d7c8fa769521867065dc956ff34.exe	86
PID 3004 wrote to memory of 3508	3004	20894d7c8fa769521867065dc956ff34.exe	86
PID 3004 wrote to memory of 3508	3004	20894d7c8fa769521867065dc956ff34.exe	86

C:\Users\Admin\AppData\Local\Temp\20894d7c8fa769521867065dc956ff34.exe
"C:\Users\Admin\AppData\Local\Temp\20894d7c8fa769521867065dc956ff34.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3004
- 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:3508

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
394KB

MD5
26d0d9746f9555dd18433ecac37ce1d6

SHA1
bf17261e17906a9fb8fd8e81dd9e4bdf198722b6

SHA256
96f0c543b1d36541167c50fd8be64c7d8954b7558090377737c58b5fe45bbfa2

SHA512
414ac25be88496575366831abce3b62e23cada9e0470a1e97712c695ca2a1941e72872354076923a86264cc966878dd387c0c811b5b0e968d8cb332f144b9658

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C:\Users\Admin\AppData\Local\Temp\9BXwZ4GxPAJ0Gd7.exe

Filesize
71KB

MD5
067afc8e3d4bdcafbc3407fb1c10587b

SHA1
8e9ae0f3d7aba4204a1dc16f16b7480207c35d97

SHA256
b4ca1c601110b388bc99820bae3b7940bf1972cbc1332f12993caf3aef6ca94d

SHA512
068743e3cf6045f92c8adea33e4547079cb16cd371607706e526ac30b9e7fbde9f68ceeed311a9913078b1fdd226ee372b86ae7507f1d23f47d2a7a84f1aec05

Download Submit
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