1a035dc5b2f5e474e54a529c22586f1ae120280fb428f65fd8c8e2566872a7c2

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
08-10-2023 21:26

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General

Target

1a035dc5b2f5e474e54a529c22586f1ae120280fb428f65fd8c8e2566872a7c2.exe
Size

26KB
MD5

f75b1023f8c395e916a6fb1e33843a75
SHA1

83099b12b993dd8d5eeec108f83ee3e25be028a3
SHA256

1a035dc5b2f5e474e54a529c22586f1ae120280fb428f65fd8c8e2566872a7c2
SHA512

7a11d243c535ad3850eb94ee0ac62c0c1f969d2186e665cfe5b4379bf089251849ac55664994d862a2c0ef1fa758bcb9638d1099f8ce3f167ae82fa0a2ceeabb
SSDEEP

384:qc0J+vqBoLotA8oPNIrxKRQSv7QrzVVvOytGxboE9K/mKHrjpjvTLK6:8Q3LotOPNSQVwVVxGKEvKHrVTb

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1756	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"	1a035dc5b2f5e474e54a529c22586f1ae120280fb428f65fd8c8e2566872a7c2.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	1a035dc5b2f5e474e54a529c22586f1ae120280fb428f65fd8c8e2566872a7c2.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	1188	1a035dc5b2f5e474e54a529c22586f1ae120280fb428f65fd8c8e2566872a7c2.exe
Token: SeDebugPrivilege	1756	spoolsv.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1188 wrote to memory of 1756	1188	1a035dc5b2f5e474e54a529c22586f1ae120280fb428f65fd8c8e2566872a7c2.exe	28
PID 1188 wrote to memory of 1756	1188	1a035dc5b2f5e474e54a529c22586f1ae120280fb428f65fd8c8e2566872a7c2.exe	28
PID 1188 wrote to memory of 1756	1188	1a035dc5b2f5e474e54a529c22586f1ae120280fb428f65fd8c8e2566872a7c2.exe	28
PID 1188 wrote to memory of 1756	1188	1a035dc5b2f5e474e54a529c22586f1ae120280fb428f65fd8c8e2566872a7c2.exe	28

C:\Users\Admin\AppData\Local\Temp\1a035dc5b2f5e474e54a529c22586f1ae120280fb428f65fd8c8e2566872a7c2.exe
"C:\Users\Admin\AppData\Local\Temp\1a035dc5b2f5e474e54a529c22586f1ae120280fb428f65fd8c8e2566872a7c2.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1188
- 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:1756

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\0Nx6lFy4LWVhIiY.exe

Filesize
26KB

MD5
505c715e3f0a7456256117dd3b8e962a

SHA1
626b2b3d338b7242b6c8fa0f3d156a7f78d272d2

SHA256
6c87bee37837f47eafa6738c84e4a55483f1a525249d8d9d987a34cb54e08cf4

SHA512
24aeb52ba319705b366463b47738acb6f579ffd8dba2e310e5807f54990b6f67bdd6eda38412d3e073db8dc35caf81680d9ddd8019a053b2b50ff0cfc2dc5d6c

Download Submit
C:\Users\Admin\AppData\Local\Temp\2462177497\zmstage.exe

Filesize
5.1MB

MD5
0100916aede3c323c2c1f57b81af0045

SHA1
477ef2a265bf2e68b5b65153f5e983f3235880c2

SHA256
2e6abe7e3712ac92031a6fefba9b173abca01fabee3af05fb3fa668a6b3ae970

SHA512
7c720a86b1d877a5d1eee6ebd3d43e760edb41c32bfb236cea0fc270e06b3a3ae1ff649e264f4dd70924aae714cd46b37dc537a6213494ec4e7360ec61c52439

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