11701ef7dfc1defed3932a22fc3fc80cd78057fd944c54126ab29f1867ae4905

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
08/09/2024, 18:53

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General

Target

11701ef7dfc1defed3932a22fc3fc80cd78057fd944c54126ab29f1867ae4905.exe
Size

110KB
MD5

e7e282dfdc0b93708357ad673c3c74b4
SHA1

b4ae44b5cfcb7e6d6540d240f4f98b5015bd48a6
SHA256

11701ef7dfc1defed3932a22fc3fc80cd78057fd944c54126ab29f1867ae4905
SHA512

2f230fe0aac63eb21f63653a8c2374200edd76115d6de513b8865f993f3758fdf8f997e068bdf796d606bb71cef704071bae91d8595ca6abb0d2a5ba68847a78
SSDEEP

3072:ZWrKR8W9Mj6yhPyKfXtAGsKG3ERrjjNB3+IQObfjbV5HfD:GjYKlAhUBVB3pQObfj/7

Score

7^/10

discovery persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2672	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"	11701ef7dfc1defed3932a22fc3fc80cd78057fd944c54126ab29f1867ae4905.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	11701ef7dfc1defed3932a22fc3fc80cd78057fd944c54126ab29f1867ae4905.exe
File created	C:\Windows\CTS.exe	CTS.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	11701ef7dfc1defed3932a22fc3fc80cd78057fd944c54126ab29f1867ae4905.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2240	11701ef7dfc1defed3932a22fc3fc80cd78057fd944c54126ab29f1867ae4905.exe
Token: SeDebugPrivilege	2672	CTS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 2672	2240	11701ef7dfc1defed3932a22fc3fc80cd78057fd944c54126ab29f1867ae4905.exe	30
PID 2240 wrote to memory of 2672	2240	11701ef7dfc1defed3932a22fc3fc80cd78057fd944c54126ab29f1867ae4905.exe	30
PID 2240 wrote to memory of 2672	2240	11701ef7dfc1defed3932a22fc3fc80cd78057fd944c54126ab29f1867ae4905.exe	30
PID 2240 wrote to memory of 2672	2240	11701ef7dfc1defed3932a22fc3fc80cd78057fd944c54126ab29f1867ae4905.exe	30

C:\Users\Admin\AppData\Local\Temp\11701ef7dfc1defed3932a22fc3fc80cd78057fd944c54126ab29f1867ae4905.exe
"C:\Users\Admin\AppData\Local\Temp\11701ef7dfc1defed3932a22fc3fc80cd78057fd944c54126ab29f1867ae4905.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2240
- 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:2672

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\85JRNIZzwA9YpOm.exe

Filesize
110KB

MD5
ea4e3e83249d6ae289ad36202fb37cf4

SHA1
629eb30e81c198610fcdef17085ca17c3b05d467

SHA256
9429f6f016aa1c21c805a94f2ea9033cede66f90fe6cadf82fd8606abb1d5105

SHA512
304a793a907d14624b962fdce321ef7eff50c24dac07c59abd9743f0776e8ed05e8fe8b646a5a8cbfb1ca60a1314482d9ca8d0f6d1504c05764042d58d191466

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C:\Windows\CTS.exe

Filesize
86KB

MD5
0f736d30fbdaebed364c4cd9f084e500

SHA1
d7e96b736463af4b3edacd5cc5525cb70c593334

SHA256
431b7f30b7f8d520f69066b03b8dccbb35a6cb40a53c5e2320c6b5acf96b2e34

SHA512
570a2f76d653414fedc12ed486f2bf0333dc860f52d70faa895d6b9951ac185317637d7b076e05c932f4c536259e19a952a716e9516d506d2a19de73c50f2566

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads