7a3c85a717e52bfa6bc2b39029d800635b0ecb32bcdc289201226facd1baecba

Analysis

max time kernel
130s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
30/05/2024, 03:12

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General

Target

d9b0a4d3581657aec38a0af425c4d674.exe
Size

332KB
MD5

d9b0a4d3581657aec38a0af425c4d674
SHA1

1502e180e019e2581212cc5b0f3e54e42b2b0499
SHA256

7a3c85a717e52bfa6bc2b39029d800635b0ecb32bcdc289201226facd1baecba
SHA512

b79185962b449f56bcf71b2f6819c085f7e0416af4359ffa2652223b00915ac1604b8b4043df499f0809857da399ab92dbaf817bf557cf3be99158c4ed81de68
SSDEEP

6144:xZ8azSxhpbAf6dfBiySfFmFV12iqE6ef6Skxo9FGBcYLa21rjReJxX:xC0SjpbAgfBiFtaTsokxElYlRjReJxX

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2996	3tj1m2ryMSgz0rs.exe
4608	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"	d9b0a4d3581657aec38a0af425c4d674.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	CTS.exe
File created	C:\Windows\CTS.exe	d9b0a4d3581657aec38a0af425c4d674.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4728	d9b0a4d3581657aec38a0af425c4d674.exe
Token: SeDebugPrivilege	4608	CTS.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4728 wrote to memory of 2996	4728	d9b0a4d3581657aec38a0af425c4d674.exe	83
PID 4728 wrote to memory of 2996	4728	d9b0a4d3581657aec38a0af425c4d674.exe	83
PID 4728 wrote to memory of 4608	4728	d9b0a4d3581657aec38a0af425c4d674.exe	84
PID 4728 wrote to memory of 4608	4728	d9b0a4d3581657aec38a0af425c4d674.exe	84
PID 4728 wrote to memory of 4608	4728	d9b0a4d3581657aec38a0af425c4d674.exe	84

C:\Users\Admin\AppData\Local\Temp\d9b0a4d3581657aec38a0af425c4d674.exe
"C:\Users\Admin\AppData\Local\Temp\d9b0a4d3581657aec38a0af425c4d674.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4728
- C:\Users\Admin\AppData\Local\Temp\3tj1m2ryMSgz0rs.exe
  C:\Users\Admin\AppData\Local\Temp\3tj1m2ryMSgz0rs.exe
  2⤵
  - Executes dropped EXE
  PID:2996
- 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:4608

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
f3bf4ea3e8a2c8e388b821b6fced0ae9

SHA1
20bd340abc4b6b013007a6165b004dde288f9748

SHA256
ba9f89b3689eaef808e4a29beccfacaec7ff089e9c421cf0d6772a7701bb87b2

SHA512
06d2f138187c6c2eb06f9ecd873a9600d40eb7e51a3cdc6642ca5a42c6441ac9ac646b517d8690d6b909fbc9b7aec4e9af499ddcdf7e1e84df12e0e4b64ec036

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C:\Users\Admin\AppData\Local\Temp\3tj1m2ryMSgz0rs.exe

Filesize
261KB

MD5
9dce6a120d094e5c925b967c4bb36277

SHA1
1ab60840e8d8ed14619fab2d1559f989f01f01a9

SHA256
3052784f3683c2bbe95f59560eb311e75f1eac7aa5476a91bbd9fe4d2aef880a

SHA512
20a7a4b8ecb1262ed730c8299ad0ada2ad93327f0886e5fdefc89564ff7510595ec53ac5aa88747e0548315c3037125d83756e3ae4d9a813cc553c12991c94df

Download Submit
C:\Windows\CTS.exe

Filesize
71KB

MD5
f9d4ab0a726adc9b5e4b7d7b724912f1

SHA1
3d42ca2098475924f70ee4a831c4f003b4682328

SHA256
b43be87e8586ca5e995979883468f3b3d9dc5212fbfd0b5f3341a5b7c56e0fbc

SHA512
22a5f0e4b2716244e978ee50771823926f86baf0382ece48fd049f039cf77b5eb0691d83c61148903cff081fdbea969f47b8ed521647717f42bbed5c64552432

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads