a6f9ee100615c19f719355bb96b381b92825a3d7fc23aa05e9f8d441a095ebdb

Analysis

max time kernel
143s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
21/09/2023, 19:30

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General

Target

a6f9ee100615c19f719355bb96b381b92825a3d7fc23aa05e9f8d441a095ebdb.exe
Size

25KB
MD5

ad9ff7aa64eda319128bece3a71f0ca5
SHA1

89b60f90496140c988ed805e68871a3b96936725
SHA256

a6f9ee100615c19f719355bb96b381b92825a3d7fc23aa05e9f8d441a095ebdb
SHA512

3a4e859e1ecf3cff44c8ccf0c554769a21cf5a6d4863e7456d934db82a42051d983233a4a2a90a5af3ed0b233ce3686936b64ed6696bc45484e69a41f0a767e7
SSDEEP

384:qc0J+vqBoLotA8oPNIrxKRQSv7QrzVVvOytGxboE9K/mKHrjpjvB:8Q3LotOPNSQVwVVxGKEvKHrVB

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3968	spoolsv.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\spoolsv = "C:\\Windows\\spoolsv.exe"	a6f9ee100615c19f719355bb96b381b92825a3d7fc23aa05e9f8d441a095ebdb.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\spoolsv = "C:\\Windows\\spoolsv.exe"	spoolsv.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\spoolsv.exe	a6f9ee100615c19f719355bb96b381b92825a3d7fc23aa05e9f8d441a095ebdb.exe
File created	C:\Windows\spoolsv.exe	spoolsv.exe

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\https:\onsapay.com\loader	spoolsv.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3772	a6f9ee100615c19f719355bb96b381b92825a3d7fc23aa05e9f8d441a095ebdb.exe
Token: SeDebugPrivilege	3968	spoolsv.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3772 wrote to memory of 3968	3772	a6f9ee100615c19f719355bb96b381b92825a3d7fc23aa05e9f8d441a095ebdb.exe	80
PID 3772 wrote to memory of 3968	3772	a6f9ee100615c19f719355bb96b381b92825a3d7fc23aa05e9f8d441a095ebdb.exe	80
PID 3772 wrote to memory of 3968	3772	a6f9ee100615c19f719355bb96b381b92825a3d7fc23aa05e9f8d441a095ebdb.exe	80

C:\Users\Admin\AppData\Local\Temp\a6f9ee100615c19f719355bb96b381b92825a3d7fc23aa05e9f8d441a095ebdb.exe
"C:\Users\Admin\AppData\Local\Temp\a6f9ee100615c19f719355bb96b381b92825a3d7fc23aa05e9f8d441a095ebdb.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3772
- C:\Windows\spoolsv.exe
  "C:\Windows\spoolsv.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - NTFS ADS
  - Suspicious use of AdjustPrivilegeToken
  PID:3968

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
347KB

MD5
6060ef636bb02edfa2de3cd9002e23ef

SHA1
1103a31dd717685505553a20bf4f139e86616657

SHA256
91fd44034fe24457b37f399ad9dfa6d667b9f6577e8058b9860800bf82cea2a9

SHA512
0738fa332703f25e8827c6eca5392b3c0b66bab577d7bc1d16ec97bdd898cf9c8159a4897797f5eb55cb1207f7ffd3fa19eb1c5c952ff85c5cf3052e1679bf12

Download Submit
C:\Users\Admin\AppData\Local\Temp\EVu4KrEZGxRPzxw.exe

Filesize
25KB

MD5
450d1b95144905047b917e0bc352e350

SHA1
d0b1f9218b7eaf99afa9121d97ea7630f5db737e

SHA256
cad249b63f02ffd23b834811789f8653ad3a03947836851c34dd1d70132619f7

SHA512
63b7bad39841d47e28394d28197c27895c4b8545b504beff516302aff5bbbe641ef9afb18e0a03ddbb503d16d5548f81f1ffb611ee9ce61730107ff69f6992c8

Download Submit
C:\Windows\spoolsv.exe

Filesize
25KB

MD5
82071fd2379c64429acf376487fcddff

SHA1
2da42c7eaa62ecee65757b441c939f12b52228fb

SHA256
272bd07fa6c2678fd96a026237a184fceffa65d319f6844bac582aff90ce25d8

SHA512
194bdbdf624ec425a095a44116032687c46b3e2370f3c436e2d5516dcc778824ff57fa69edfacb42e5e76e05894eb0a40acf32dcee3b80ba397f823ec82b6adb

Download Submit
C:\Windows\spoolsv.exe

Filesize
25KB

MD5
82071fd2379c64429acf376487fcddff

SHA1
2da42c7eaa62ecee65757b441c939f12b52228fb

SHA256
272bd07fa6c2678fd96a026237a184fceffa65d319f6844bac582aff90ce25d8

SHA512
194bdbdf624ec425a095a44116032687c46b3e2370f3c436e2d5516dcc778824ff57fa69edfacb42e5e76e05894eb0a40acf32dcee3b80ba397f823ec82b6adb

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads