5bc9f4f4ed70856e6b955129d6398bc7ee8715af09d41ccfdffee924d530322b

Analysis

max time kernel
139s
max time network
107s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
03/05/2024, 22:15

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General

Target

5bc9f4f4ed70856e6b955129d6398bc7ee8715af09d41ccfdffee924d530322b.exe
Size

290KB
MD5

5a3a6a26ef3ef19ff7ae7841a0058309
SHA1

d8152a362aa42ee31dc8151dc6e7de042abb939c
SHA256

5bc9f4f4ed70856e6b955129d6398bc7ee8715af09d41ccfdffee924d530322b
SHA512

f6aae51796ab1ebba35f90bfd69fb31edc91c16427eac7af90a60ab85f00b50f66d34f1ec75f47af6ce2ac20fe6024866149c7b98d539f25e43579ffca425968
SSDEEP

6144:xZ8azIUPlxvxL5Jon4yWPxfp3n4NMiJ8XVbE/xTmYKK/cjsS3H:xC0lPrd5uSxfp34Ke8XNKmYb/CsS3H

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1576	q8imdTjBOc11XoU.exe
3844	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"	5bc9f4f4ed70856e6b955129d6398bc7ee8715af09d41ccfdffee924d530322b.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	5bc9f4f4ed70856e6b955129d6398bc7ee8715af09d41ccfdffee924d530322b.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3940	5bc9f4f4ed70856e6b955129d6398bc7ee8715af09d41ccfdffee924d530322b.exe
Token: SeDebugPrivilege	3844	CTS.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3940 wrote to memory of 1576	3940	5bc9f4f4ed70856e6b955129d6398bc7ee8715af09d41ccfdffee924d530322b.exe	83
PID 3940 wrote to memory of 1576	3940	5bc9f4f4ed70856e6b955129d6398bc7ee8715af09d41ccfdffee924d530322b.exe	83
PID 3940 wrote to memory of 3844	3940	5bc9f4f4ed70856e6b955129d6398bc7ee8715af09d41ccfdffee924d530322b.exe	84
PID 3940 wrote to memory of 3844	3940	5bc9f4f4ed70856e6b955129d6398bc7ee8715af09d41ccfdffee924d530322b.exe	84
PID 3940 wrote to memory of 3844	3940	5bc9f4f4ed70856e6b955129d6398bc7ee8715af09d41ccfdffee924d530322b.exe	84

C:\Users\Admin\AppData\Local\Temp\5bc9f4f4ed70856e6b955129d6398bc7ee8715af09d41ccfdffee924d530322b.exe
"C:\Users\Admin\AppData\Local\Temp\5bc9f4f4ed70856e6b955129d6398bc7ee8715af09d41ccfdffee924d530322b.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3940
- C:\Users\Admin\AppData\Local\Temp\q8imdTjBOc11XoU.exe
  C:\Users\Admin\AppData\Local\Temp\q8imdTjBOc11XoU.exe
  2⤵
  - Executes dropped EXE
  PID:1576
- 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:3844

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

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

Filesize
392KB

MD5
9d62a149b3c366b935ec2ef546ab91b0

SHA1
f1f938c54a526a0a570fe870cd544045a72eeda3

SHA256
a9efdf4513981863676e3df7c995664893d37fe7adaa1d785024d1ed9ad2629f

SHA512
6aa501cad40eb7034d468cc1e31d50647dad5e6b6f78fdafa3b9aa16c7c6fe0b2a98ac81701aa256bd4aeda7d40ce8e52967ab13643d0ef4591da9dd96c1ed27

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C:\Users\Admin\AppData\Local\Temp\q8imdTjBOc11XoU.exe

Filesize
219KB

MD5
e2312f199976d03a7cf41e453c5af246

SHA1
c723bf05f7132c9b66c4f91d6cc363d08b4ed622

SHA256
84fe7824717bb55d7f32c7487e37012a1bc6cd4c8c0202be4bfb07e770f8dc51

SHA512
a5cad97d8bcf893b79eed436ae8df232d7e53df86a0ed38b381c128c5d8c76c0caad41407ed564f2ea2725236eb98ea6d29413886ea22371920bf2b498b49686

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C:\Windows\CTS.exe

Filesize
71KB

MD5
f9d4ab0a726adc9b5e4b7d7b724912f1

SHA1
3d42ca2098475924f70ee4a831c4f003b4682328

SHA256
b43be87e8586ca5e995979883468f3b3d9dc5212fbfd0b5f3341a5b7c56e0fbc

SHA512
22a5f0e4b2716244e978ee50771823926f86baf0382ece48fd049f039cf77b5eb0691d83c61148903cff081fdbea969f47b8ed521647717f42bbed5c64552432

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads