9f6224a5f577616137867ca5915d1231833c98fd1b71f5cb7a43874796e59e81

Analysis

max time kernel
93s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
07/04/2024, 23:56

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General

Target
9f6224a5f577616137867ca5915d1231833c98fd1b71f5cb7a43874796e59e81.exe
Size 71KB
Sample240407-3y76faad3s
SHA256 9f6224a5f577616137867ca5915d1231833c98fd1b71f5cb7a43874796e59e81
MD5 1f0d8cfb265fa617d65b66f132f636bb
SHA1 b4fd23eb14319c1da60066d05a5144431f263c5e
SHA512 899879107e863cf76935adec9bbe74aa14717de18086f0f4c19f368abbf794aa978bc434265a9256d32dafb4591d1b9e4f73243b2d063893c28030996d9a2538
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTP:ZRpAyazIliazTP
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3668	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"	9f6224a5f577616137867ca5915d1231833c98fd1b71f5cb7a43874796e59e81.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	9f6224a5f577616137867ca5915d1231833c98fd1b71f5cb7a43874796e59e81.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3232	9f6224a5f577616137867ca5915d1231833c98fd1b71f5cb7a43874796e59e81.exe
Token: SeDebugPrivilege	3668	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3232 wrote to memory of 3668	3232	9f6224a5f577616137867ca5915d1231833c98fd1b71f5cb7a43874796e59e81.exe	85
PID 3232 wrote to memory of 3668	3232	9f6224a5f577616137867ca5915d1231833c98fd1b71f5cb7a43874796e59e81.exe	85
PID 3232 wrote to memory of 3668	3232	9f6224a5f577616137867ca5915d1231833c98fd1b71f5cb7a43874796e59e81.exe	85

C:\Users\Admin\AppData\Local\Temp\9f6224a5f577616137867ca5915d1231833c98fd1b71f5cb7a43874796e59e81.exe
"C:\Users\Admin\AppData\Local\Temp\9f6224a5f577616137867ca5915d1231833c98fd1b71f5cb7a43874796e59e81.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3232
- 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:3668

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

excel.exe_Rules.xml

Path C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml
Size 394KB
SHA256 c04d023943592e490173411a5b1851d48d90d2ce949dc0cd47355933b30d5eb6
MD5 d78ae5aabd0c53565291a46ddea346d7
SHA1 4e3191512a5026b8fb7a99040c165b477dbf5dc7
SHA512 03573034dcd02370174aeea95d6d119b5b1a1fa12c4452749341c54c3958ca8286679a021ef57567d39acf67dec32f631912296847f3d0f4cd21eb2533486156
SSDEEP 6144:xZ8azOrURt5LhMlW53bC0ppyAPEfpzDyPqgWpa54qc/DJKsHL9xnbxf4mt:xC07tgsRtppytULbkVbRt
MD5 SHA1 SHA512 SSDEEP

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iSUWOCoQqFExeCX.exe

Path C:\Users\Admin\AppData\Local\Temp\iSUWOCoQqFExeCX.exe
Size 71KB
SHA256 1e41c343aa6a739f425ffa2f3b196d2eda531881de2c9f50498111b8fb2ccd62
MD5 84975f1a080aeebefd10883afd6cd959
SHA1 e343395cfc2bfe7b881c91931772e28fef22c381
SHA512 b45b9c907339916b68b8761325644e0d3df0bd90ca1913e8bfe3875571d4b2af0fd5fed0f4af958560786cf470e31bf6c9dc84aaf38a5dbbbc1caeee477af47c
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazT8:ZRpAyazIliazT8
MD5 SHA1 SHA512 SSDEEP

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CTS.exe

Path C:\Windows\CTS.exe
Size 71KB
SHA256 b43be87e8586ca5e995979883468f3b3d9dc5212fbfd0b5f3341a5b7c56e0fbc
MD5 f9d4ab0a726adc9b5e4b7d7b724912f1
SHA1 3d42ca2098475924f70ee4a831c4f003b4682328
SHA512 22a5f0e4b2716244e978ee50771823926f86baf0382ece48fd049f039cf77b5eb0691d83c61148903cff081fdbea969f47b8ed521647717f42bbed5c64552432
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazT:ZRpAyazIliazT
MD5 SHA1 SHA512 SSDEEP

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads