3f9e3c847f2d46ab4126f6c8494ccab0bbeb85f57abd5fdab04cba3528ec6318

Analysis

max time kernel
162s
max time network
168s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
13/10/2023, 21:08

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General

Target

3f9e3c847f2d46ab4126f6c8494ccab0bbeb85f57abd5fdab04cba3528ec6318.exe
Size

26KB
MD5

dc4ec0fec1b09b008d3329ba211bbf99
SHA1

3d042f9b221e22c221a3cd478096d5b34c563fee
SHA256

3f9e3c847f2d46ab4126f6c8494ccab0bbeb85f57abd5fdab04cba3528ec6318
SHA512

70c149e29f777e87342381263f7c1dc32e779329b57581192700fe04d88137159f93c34d829afc1b31f09ae482aa94b1d17c3737f454e8d6784b4661e59d1b2a
SSDEEP

384:qc0J+vqBoLotA8oPNIrxKRQSv7QrzVVvOytGxboE9K/mKHrjpjv0Kg:8Q3LotOPNSQVwVVxGKEvKHrV0Kg

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
536	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"	3f9e3c847f2d46ab4126f6c8494ccab0bbeb85f57abd5fdab04cba3528ec6318.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	3f9e3c847f2d46ab4126f6c8494ccab0bbeb85f57abd5fdab04cba3528ec6318.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	2032	3f9e3c847f2d46ab4126f6c8494ccab0bbeb85f57abd5fdab04cba3528ec6318.exe
Token: SeDebugPrivilege	536	spoolsv.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 536	2032	3f9e3c847f2d46ab4126f6c8494ccab0bbeb85f57abd5fdab04cba3528ec6318.exe	88
PID 2032 wrote to memory of 536	2032	3f9e3c847f2d46ab4126f6c8494ccab0bbeb85f57abd5fdab04cba3528ec6318.exe	88
PID 2032 wrote to memory of 536	2032	3f9e3c847f2d46ab4126f6c8494ccab0bbeb85f57abd5fdab04cba3528ec6318.exe	88

C:\Users\Admin\AppData\Local\Temp\3f9e3c847f2d46ab4126f6c8494ccab0bbeb85f57abd5fdab04cba3528ec6318.exe
"C:\Users\Admin\AppData\Local\Temp\3f9e3c847f2d46ab4126f6c8494ccab0bbeb85f57abd5fdab04cba3528ec6318.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2032
- 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:536

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
6772860e590b917a971983b81b63ca19

SHA1
1739bddbbb976224e6273bc8e7b7771ef03d43aa

SHA256
2484d3eab9cb3a4ef72c28448995b200cdf52df0ae2449c9b3674753c4dc2b57

SHA512
896694c8c2177ad08210af779ac3a1b36cef211c7f5b450ecd6660332d365f6c22c8ae6c341ab455377ba59e7d6367e66fc7ac8bda7bc1264aa9469ec237ce35

Download Submit
C:\Users\Admin\AppData\Local\Temp\atirsGopp0OF2sP.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
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

Replay Monitor

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Downloads