37c156e5943f4e8fd1d92f4b11f465aa8ac52a18523b9284798e6604bf147cfc

Analysis

max time kernel
122s
max time network
129s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
13/10/2023, 22:28

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General

Target

37c156e5943f4e8fd1d92f4b11f465aa8ac52a18523b9284798e6604bf147cfc.exe
Size

25KB
MD5

53a93ac7b005122b8c694ddfcc0559c5
SHA1

e4e36ccb51ee21f03976f44a2ea51eb52adf0dc0
SHA256

37c156e5943f4e8fd1d92f4b11f465aa8ac52a18523b9284798e6604bf147cfc
SHA512

58b17d3463ddb669bb2d6d09157c9a19e1718be7dbebbd7848052abd2665e0fb47c97db3d6f843632143a74c1ad1930e47da023b7b14570b274751f6e442e1cb
SSDEEP

384:qc0J+vqBoLotA8oPNIrxKRQSv7QrzVVvOytGxboE9K/mKHrjpjvMnr:8Q3LotOPNSQVwVVxGKEvKHrVa

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1712	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"	37c156e5943f4e8fd1d92f4b11f465aa8ac52a18523b9284798e6604bf147cfc.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	37c156e5943f4e8fd1d92f4b11f465aa8ac52a18523b9284798e6604bf147cfc.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	2408	37c156e5943f4e8fd1d92f4b11f465aa8ac52a18523b9284798e6604bf147cfc.exe
Token: SeDebugPrivilege	1712	spoolsv.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 1712	2408	37c156e5943f4e8fd1d92f4b11f465aa8ac52a18523b9284798e6604bf147cfc.exe	28
PID 2408 wrote to memory of 1712	2408	37c156e5943f4e8fd1d92f4b11f465aa8ac52a18523b9284798e6604bf147cfc.exe	28
PID 2408 wrote to memory of 1712	2408	37c156e5943f4e8fd1d92f4b11f465aa8ac52a18523b9284798e6604bf147cfc.exe	28
PID 2408 wrote to memory of 1712	2408	37c156e5943f4e8fd1d92f4b11f465aa8ac52a18523b9284798e6604bf147cfc.exe	28

C:\Users\Admin\AppData\Local\Temp\37c156e5943f4e8fd1d92f4b11f465aa8ac52a18523b9284798e6604bf147cfc.exe
"C:\Users\Admin\AppData\Local\Temp\37c156e5943f4e8fd1d92f4b11f465aa8ac52a18523b9284798e6604bf147cfc.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2408
- 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:1712

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\GIMgOjzBKyOfC9d.exe

Filesize
25KB

MD5
f7573c403ac5894ef55aafcdbb894be5

SHA1
eddc47c33e313468c90f830576d0ff935e7780fc

SHA256
897927026d0cd5ad363939f866a88feae0e859b54cc9f62bc6ee698d314ed8ff

SHA512
116da2e75a516ab8167c22fefb3fe8210bebc20a8ee6ee473e9ecb192815e472c92179c2670b314b79b0e405d0a680ef56ed456df3f1257500ed44da43fba70a

Download Submit
C:\Users\Admin\AppData\Local\Temp\GIMgOjzBKyOfC9d.exe

Filesize
25KB

MD5
f7573c403ac5894ef55aafcdbb894be5

SHA1
eddc47c33e313468c90f830576d0ff935e7780fc

SHA256
897927026d0cd5ad363939f866a88feae0e859b54cc9f62bc6ee698d314ed8ff

SHA512
116da2e75a516ab8167c22fefb3fe8210bebc20a8ee6ee473e9ecb192815e472c92179c2670b314b79b0e405d0a680ef56ed456df3f1257500ed44da43fba70a

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