a3e8c898bdb05eb0bf9029a52caf6804fc039754f6cbdba55102134e00f6fdcf

Analysis

max time kernel
140s
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
05/10/2023, 13:48

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General

Target

a3e8c898bdb05eb0bf9029a52caf6804fc039754f6cbdba55102134e00f6fdcf.exe
Size

25KB
MD5

5710d531c85f62456c353e899f92b0ee
SHA1

a0dc98ccc38367f6c7f484015dfc3b8310f31921
SHA256

a3e8c898bdb05eb0bf9029a52caf6804fc039754f6cbdba55102134e00f6fdcf
SHA512

f473c823e1c89d8eb981dcba70cfb3e213146ef3fa84ee00ed729e70e8f5e8883ee6bd123dcfca93ccd143bfab833e78f7373376d3299d1b3dd12969dbcf862b
SSDEEP

384:qc0J+vqBoLotA8oPNIrxKRQSv7QrzVVvOytGxboE9K/mKHrjpjv1K:8Q3LotOPNSQVwVVxGKEvKHrVg

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4208	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"	a3e8c898bdb05eb0bf9029a52caf6804fc039754f6cbdba55102134e00f6fdcf.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	a3e8c898bdb05eb0bf9029a52caf6804fc039754f6cbdba55102134e00f6fdcf.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	2588	a3e8c898bdb05eb0bf9029a52caf6804fc039754f6cbdba55102134e00f6fdcf.exe
Token: SeDebugPrivilege	4208	spoolsv.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2588 wrote to memory of 4208	2588	a3e8c898bdb05eb0bf9029a52caf6804fc039754f6cbdba55102134e00f6fdcf.exe	83
PID 2588 wrote to memory of 4208	2588	a3e8c898bdb05eb0bf9029a52caf6804fc039754f6cbdba55102134e00f6fdcf.exe	83
PID 2588 wrote to memory of 4208	2588	a3e8c898bdb05eb0bf9029a52caf6804fc039754f6cbdba55102134e00f6fdcf.exe	83

C:\Users\Admin\AppData\Local\Temp\a3e8c898bdb05eb0bf9029a52caf6804fc039754f6cbdba55102134e00f6fdcf.exe
"C:\Users\Admin\AppData\Local\Temp\a3e8c898bdb05eb0bf9029a52caf6804fc039754f6cbdba55102134e00f6fdcf.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2588
- 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:4208

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml

Filesize
347KB

MD5
e835093b640b8ad3ccad760379e740c9

SHA1
6ba49959f471ab62548f8c8f4100488719c0568c

SHA256
9dad40c482b894d5cf6c8bf468f332d9d903847363b9370dcbee8262abbd3b07

SHA512
73cc4bbd351955ec24a3bc89de13dea40dd539c8435e4bc99eb31e9e7a20dc25d5ab4b87941c04f27af5831e6f97faa404d2209427e8d3208b1127f1a722465a

Download Submit
C:\Users\Admin\AppData\Local\Temp\afBAscynwA2H8j3.exe

Filesize
25KB

MD5
24d5228233282bc6e2cda49ab33fe70f

SHA1
7dfd19aa271c82c14bfba925005c100303ffd681

SHA256
aa4be51fbdcadf9cad1f7c397c6ee6864c4705497a1d33991b5ec5e287d0cb38

SHA512
3bcad2ae6acd3bc5af3a55ca214fa34ecace1caabbd1de9f59d30d63ef3e6d1908473c1ad42d50af6087b845ea4f747922c6de5bc1e388f5f21764850c5d7ee0

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