13181e4361e4e628d33b37faec2e099a876f2095b446315e782d91aa5704fa11

Analysis

max time kernel
139s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
16-10-2023 18:27

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General

Target

NEAS.83a8a7b29048d419275a10303718dae0.exe
Size

805KB
MD5

83a8a7b29048d419275a10303718dae0
SHA1

b2c7d2671daf954227f90b1a114743658099ebf3
SHA256

13181e4361e4e628d33b37faec2e099a876f2095b446315e782d91aa5704fa11
SHA512

4ab78f05c3d6dd6789844af4def740939411c3f02ba3d3f61e2569cda29760612452c6815582b91bf2e1503c79cff0a7ba48a3520dabbf2b66c7add8266c7a81
SSDEEP

12288:xC0MAbf2nxJusgtYAzH05QuDjY6i98GMUI2d+8zcULGaOYbwjs/WqAmPxE0a:DMACxJPeML8j7tzjLGFjs/WqAsW0a

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3560	HFXqRhaHy7u08rC.exe
4340	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"	NEAS.83a8a7b29048d419275a10303718dae0.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	NEAS.83a8a7b29048d419275a10303718dae0.exe
File created	C:\Windows\CTS.exe	CTS.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3940	NEAS.83a8a7b29048d419275a10303718dae0.exe
Token: SeDebugPrivilege	4340	CTS.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3940 wrote to memory of 3560	3940	NEAS.83a8a7b29048d419275a10303718dae0.exe	82
PID 3940 wrote to memory of 3560	3940	NEAS.83a8a7b29048d419275a10303718dae0.exe	82
PID 3940 wrote to memory of 4340	3940	NEAS.83a8a7b29048d419275a10303718dae0.exe	83
PID 3940 wrote to memory of 4340	3940	NEAS.83a8a7b29048d419275a10303718dae0.exe	83
PID 3940 wrote to memory of 4340	3940	NEAS.83a8a7b29048d419275a10303718dae0.exe	83

C:\Users\Admin\AppData\Local\Temp\NEAS.83a8a7b29048d419275a10303718dae0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.83a8a7b29048d419275a10303718dae0.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\HFXqRhaHy7u08rC.exe
  C:\Users\Admin\AppData\Local\Temp\HFXqRhaHy7u08rC.exe
  2⤵
  - Executes dropped EXE
  PID:3560
- 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:4340

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
393KB

MD5
25b16798e4f55f80b1bb1dbdec91990a

SHA1
3f3330be55c0df5810d639b5870dd57d69cc6fda

SHA256
726fd645f3759505cb9ea86891f89199ca74a2eade47a52f75bd524133d75983

SHA512
ec4e750e279a21ae9dba6e8b1acf3852e1be1eac23082b05a767f6d5f2fefbcc036f79724e9cc03c73ce4fc49cfebc149684eb64f5733cd20f7f5c3398ac6171

Download Submit
C:\Users\Admin\AppData\Local\Temp\HFXqRhaHy7u08rC.exe

Filesize
805KB

MD5
f92d5705b116862e3e54551eb70c68ec

SHA1
52040d7621d04e85d4e6b8a0993016e898f8de47

SHA256
c0c9d1a6b20f65acb60906275a401722e2ebc1780db0a317a5a94b1dceef7949

SHA512
323d449823a7a69758fb3e4df9d495c6cb3f3532441e21cd4a5c4249ba9edba6361cc9744d45622163229f033f90a8f7a7e6b87b111e5f394790a23137b383b7

Download Submit
C:\Users\Admin\AppData\Local\Temp\HFXqRhaHy7u08rC.exe

Filesize
734KB

MD5
7d65d4df4668d117f25e083dd9dda24a

SHA1
d8b1bb64a08b0c4b42f8f63a630201d423ad30bd

SHA256
d0172a34261ca453ee63ad0ad54c56800433d3ffedfaef23ff3c9858a5a10edd

SHA512
044f00d942b5964f940ad23c0030fff97b169dec5f510a1d5ef62af7cfd7e189d936a0414c5b280e7421f4949ecaff6d307fec39f1cbf02a575edb89ebc04bdd

Download Submit
C:\Windows\CTS.exe

Filesize
71KB

MD5
f9d4ab0a726adc9b5e4b7d7b724912f1

SHA1
3d42ca2098475924f70ee4a831c4f003b4682328

SHA256
b43be87e8586ca5e995979883468f3b3d9dc5212fbfd0b5f3341a5b7c56e0fbc

SHA512
22a5f0e4b2716244e978ee50771823926f86baf0382ece48fd049f039cf77b5eb0691d83c61148903cff081fdbea969f47b8ed521647717f42bbed5c64552432

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