45915c9a115b38fd6a338b62b07d8f8d960a04ab922898fa961433cc7ab166b2

Analysis

max time kernel
248s
max time network
179s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
03/04/2023, 03:44

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General

Target

45915c9a115b38fd6a338b62b07d8f8d960a04ab922898fa961433cc7ab166b2.exe
Size

6.0MB
MD5

6b2cd48dfb36172e13f070c492ac3727
SHA1

e129d0e8b48d329d30ed02efe6c5cb7dc1ab4645
SHA256

45915c9a115b38fd6a338b62b07d8f8d960a04ab922898fa961433cc7ab166b2
SHA512

ceb44b7503b9925a96d90e9b00cca76b55f02a6d5ca90fc50155cc07d186fd07c022e200f1f42450f594c31129bc9720dd8aad673caa0412ceb8114451b0824f
SSDEEP

98304:H8+k55/zFnOjkmPCjNVcjPNqOMlA8IwLRpTD/myaxJSO+3bAr6AkZSkYmoxzW:HKLMbPCjQjPNq3A8tfmyOoO8uLTkj

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3856	PushPrinterConnections.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
3612	45915c9a115b38fd6a338b62b07d8f8d960a04ab922898fa961433cc7ab166b2.exe
3612	45915c9a115b38fd6a338b62b07d8f8d960a04ab922898fa961433cc7ab166b2.exe
3856	PushPrinterConnections.exe
3856	PushPrinterConnections.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3080	3612	WerFault.exe	65

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
4104	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3612	45915c9a115b38fd6a338b62b07d8f8d960a04ab922898fa961433cc7ab166b2.exe
3612	45915c9a115b38fd6a338b62b07d8f8d960a04ab922898fa961433cc7ab166b2.exe
3856	PushPrinterConnections.exe
3856	PushPrinterConnections.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3612 wrote to memory of 4104	3612	45915c9a115b38fd6a338b62b07d8f8d960a04ab922898fa961433cc7ab166b2.exe	66
PID 3612 wrote to memory of 4104	3612	45915c9a115b38fd6a338b62b07d8f8d960a04ab922898fa961433cc7ab166b2.exe	66
PID 3612 wrote to memory of 4104	3612	45915c9a115b38fd6a338b62b07d8f8d960a04ab922898fa961433cc7ab166b2.exe	66
PID 3612 wrote to memory of 2072	3612	45915c9a115b38fd6a338b62b07d8f8d960a04ab922898fa961433cc7ab166b2.exe	68
PID 3612 wrote to memory of 2072	3612	45915c9a115b38fd6a338b62b07d8f8d960a04ab922898fa961433cc7ab166b2.exe	68
PID 3612 wrote to memory of 2072	3612	45915c9a115b38fd6a338b62b07d8f8d960a04ab922898fa961433cc7ab166b2.exe	68

C:\Users\Admin\AppData\Local\Temp\45915c9a115b38fd6a338b62b07d8f8d960a04ab922898fa961433cc7ab166b2.exe
"C:\Users\Admin\AppData\Local\Temp\45915c9a115b38fd6a338b62b07d8f8d960a04ab922898fa961433cc7ab166b2.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3612
- C:\Windows\SysWOW64\schtasks.exe
  /C /create /F /sc minute /mo 5 /tn "PushPrinterConnection application{S3G4C5J6K7S3-F5T6Q1W2S3-G5J7B6V5D3}" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PushPrinterConnection application\PushPrinterConnections.exe"
  2⤵
  - Creates scheduled task(s)
  PID:4104
- C:\Windows\SysWOW64\schtasks.exe
  /C /Query /XML /TN "PushPrinterConnection application{S3G4C5J6K7S3-F5T6Q1W2S3-G5J7B6V5D3}"
  2⤵
  PID:2072
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3612 -s 432
  2⤵
  - Program crash
  PID:3080

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PushPrinterConnection application\PushPrinterConnections.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PushPrinterConnection application\PushPrinterConnections.exe"
1⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:3856

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PushPrinterConnection application\PushPrinterConnections.exe

Filesize
6.0MB

MD5
6b2cd48dfb36172e13f070c492ac3727

SHA1
e129d0e8b48d329d30ed02efe6c5cb7dc1ab4645

SHA256
45915c9a115b38fd6a338b62b07d8f8d960a04ab922898fa961433cc7ab166b2

SHA512
ceb44b7503b9925a96d90e9b00cca76b55f02a6d5ca90fc50155cc07d186fd07c022e200f1f42450f594c31129bc9720dd8aad673caa0412ceb8114451b0824f

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PushPrinterConnection application\PushPrinterConnections.exe

Filesize
6.0MB

MD5
6b2cd48dfb36172e13f070c492ac3727

SHA1
e129d0e8b48d329d30ed02efe6c5cb7dc1ab4645

SHA256
45915c9a115b38fd6a338b62b07d8f8d960a04ab922898fa961433cc7ab166b2

SHA512
ceb44b7503b9925a96d90e9b00cca76b55f02a6d5ca90fc50155cc07d186fd07c022e200f1f42450f594c31129bc9720dd8aad673caa0412ceb8114451b0824f

Download Submit
memory/3612-116-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/3612-117-0x0000000000E80000-0x0000000000E81000-memory.dmp

Filesize
4KB

Download
memory/3612-118-0x0000000000400000-0x0000000000D67000-memory.dmp

Filesize
9.4MB

Download
memory/3856-125-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/3856-126-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/3856-127-0x0000000000400000-0x0000000000D67000-memory.dmp

Filesize
9.4MB

Download