cf4f4161be28828b23c1ba40e19380f2abe155bed3adebba1a095f93eb949fd0

Analysis

max time kernel
117s
max time network
131s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
12-10-2023 07:30

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General

Target

cf4f4161be28828b23c1ba40e19380f2abe155bed3adebba1a095f93eb949fd0.exe
Size

25KB
MD5

03db266f29e494b03849d8a40a61ef32
SHA1

e055c6e631425b2efc6dc8363ffd864c651424da
SHA256

cf4f4161be28828b23c1ba40e19380f2abe155bed3adebba1a095f93eb949fd0
SHA512

4b1c77b13fe67d91c1ed33fcaeedb1f207e6006d6f7934988c0f115566aa1122dc787e7a4cda1a04ba21308678c2c3d8d66d8215775b0b41b5aa6bc10d08ff2d
SSDEEP

384:qc0J+vqBoLotA8oPNIrxKRQSv7QrzVVvOytGxboE9K/mKHrjpjvr:8Q3LotOPNSQVwVVxGKEvKHrVr

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1028	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"	cf4f4161be28828b23c1ba40e19380f2abe155bed3adebba1a095f93eb949fd0.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	cf4f4161be28828b23c1ba40e19380f2abe155bed3adebba1a095f93eb949fd0.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	2812	cf4f4161be28828b23c1ba40e19380f2abe155bed3adebba1a095f93eb949fd0.exe
Token: SeDebugPrivilege	1028	spoolsv.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2812 wrote to memory of 1028	2812	cf4f4161be28828b23c1ba40e19380f2abe155bed3adebba1a095f93eb949fd0.exe	28
PID 2812 wrote to memory of 1028	2812	cf4f4161be28828b23c1ba40e19380f2abe155bed3adebba1a095f93eb949fd0.exe	28
PID 2812 wrote to memory of 1028	2812	cf4f4161be28828b23c1ba40e19380f2abe155bed3adebba1a095f93eb949fd0.exe	28
PID 2812 wrote to memory of 1028	2812	cf4f4161be28828b23c1ba40e19380f2abe155bed3adebba1a095f93eb949fd0.exe	28

C:\Users\Admin\AppData\Local\Temp\cf4f4161be28828b23c1ba40e19380f2abe155bed3adebba1a095f93eb949fd0.exe
"C:\Users\Admin\AppData\Local\Temp\cf4f4161be28828b23c1ba40e19380f2abe155bed3adebba1a095f93eb949fd0.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2812
- 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:1028

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\Temp\wGkvAhBhpdu1fsF.exe

Filesize
25KB

MD5
822b10745c20940f4ecc7f9a84f87b66

SHA1
8d29ae815abde437032a1a348ada9a02877541a8

SHA256
410ee218139fb6bf9fa05f795708d4b9f95ee3277da477ca50230d25e7ea1153

SHA512
a9ed746cc62144d8ec63043f1bd00316d400a7baf859b084fe39bb5772611ef188fc298384ad508fe9dbed56861b62ff70c28166cfd54769bd5212536ff89d93

Download Submit
C:\Users\Admin\AppData\Local\Temp\wGkvAhBhpdu1fsF.exe

Filesize
25KB

MD5
822b10745c20940f4ecc7f9a84f87b66

SHA1
8d29ae815abde437032a1a348ada9a02877541a8

SHA256
410ee218139fb6bf9fa05f795708d4b9f95ee3277da477ca50230d25e7ea1153

SHA512
a9ed746cc62144d8ec63043f1bd00316d400a7baf859b084fe39bb5772611ef188fc298384ad508fe9dbed56861b62ff70c28166cfd54769bd5212536ff89d93

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