636cd57e68d6fcedff87bf195e1d8e4bafa94f80bb16f9288358f0d7790de41c

Analysis

max time kernel
140s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
08/10/2023, 21:23

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General

Target

636cd57e68d6fcedff87bf195e1d8e4bafa94f80bb16f9288358f0d7790de41c.exe
Size

26KB
MD5

5361642dc7ff47872beccac34327aba7
SHA1

563fede7361b8cf49f11dac4ac13c7c4e35b4807
SHA256

636cd57e68d6fcedff87bf195e1d8e4bafa94f80bb16f9288358f0d7790de41c
SHA512

06c44c71f6d7603aa182ee64980b3da09366c3288aec6de47f80e3743c379280faed17fc9d8d7c3c0def84106f926ef9f9db0163ffb249d8d9cbfe23e66a3962
SSDEEP

384:qc0J+vqBoLotA8oPNIrxKRQSv7QrzVVvOytGxboE9K/mKHrjpjvO:8Q3LotOPNSQVwVVxGKEvKHrVO

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4536	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"	636cd57e68d6fcedff87bf195e1d8e4bafa94f80bb16f9288358f0d7790de41c.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	spoolsv.exe
File created	C:\Windows\spoolsv.exe	636cd57e68d6fcedff87bf195e1d8e4bafa94f80bb16f9288358f0d7790de41c.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	4300	636cd57e68d6fcedff87bf195e1d8e4bafa94f80bb16f9288358f0d7790de41c.exe
Token: SeDebugPrivilege	4536	spoolsv.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4300 wrote to memory of 4536	4300	636cd57e68d6fcedff87bf195e1d8e4bafa94f80bb16f9288358f0d7790de41c.exe	82
PID 4300 wrote to memory of 4536	4300	636cd57e68d6fcedff87bf195e1d8e4bafa94f80bb16f9288358f0d7790de41c.exe	82
PID 4300 wrote to memory of 4536	4300	636cd57e68d6fcedff87bf195e1d8e4bafa94f80bb16f9288358f0d7790de41c.exe	82

C:\Users\Admin\AppData\Local\Temp\636cd57e68d6fcedff87bf195e1d8e4bafa94f80bb16f9288358f0d7790de41c.exe
"C:\Users\Admin\AppData\Local\Temp\636cd57e68d6fcedff87bf195e1d8e4bafa94f80bb16f9288358f0d7790de41c.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4300
- 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:4536

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
d7f42d7bc05a64db86f7dc7494460b80

SHA1
ae8b2193fefb26b5f08f83acd061ec37ea95906d

SHA256
f97f4e64b58a176bb2e9eee433b365114c29f3fe0ea8fd2892bcee2a96310cee

SHA512
bb3ceecc25058897da75dbd4d9253631d7ab974f1f6099b75b7133ce6947c48384a6537e92e8e57f7ab85270138eac400ee9debefb125a6352da6aa840aa7c16

Download Submit
C:\Users\Admin\AppData\Local\Temp\jPyzqb5CbPwx0Qi.exe

Filesize
26KB

MD5
21e6c3aa59dde9b3286069e9d6ec9354

SHA1
3f2d8800f93dad6b46309d10bdda5f6ea7d4a430

SHA256
b2e8e26147774c9dc67278e0869d8edc346a9efeeb64253f7cd33506216e15ac

SHA512
c4a77dfd4728ef479e552003f3ff652d5778ece317b9fca8e2fcdc9daf5bf6b5cc282f70822b2de9288e393306f4df7a06012bf811241487888f529c304661b7

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