1b84d0c6dabc47a3ae9299215c32243805b70dcaa2e774539ef3eabd14614e3c

Analysis

max time kernel
442s
max time network
445s
platform
windows11-21h2_x64
resource
win11-20240704-en
resource tags

arch:x64arch:x86image:win11-20240704-enlocale:en-usos:windows11-21h2-x64system
submitted
06/07/2024, 11:53

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General

Target

script.ps1
Size

4KB
MD5

c5c05d6ba84c70079071ea999bd7f7ab
SHA1

53c7b8bcdb06bd6606f75cc552b77e4c26ce15bd
SHA256

1b84d0c6dabc47a3ae9299215c32243805b70dcaa2e774539ef3eabd14614e3c
SHA512

ced76e0841b0ea95e37246bc206378b3b051ee85517c88c1852606c1541c930446481cfdf7b19719dc5fe155e5f821cadf30ed7c0acd39c17d392c554b8f43d7
SSDEEP

96:50euY8NPJXG/wGDfYn51la29J9BhnTPT7i7EpUCM6ElV2SRljnZ:aeuVGwXxJrhTPESfGlnZ

Score

3^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
3448	powershell.exe

Checks processor information in registry 2 TTPs 7 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Platform Specific Field 1	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision	wermgr.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	wermgr.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3448	powershell.exe
3448	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3448	powershell.exe
Token: SeRestorePrivilege	3448	powershell.exe
Token: SeBackupPrivilege	3448	powershell.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3448 wrote to memory of 2380	3448	powershell.exe	79
PID 3448 wrote to memory of 2380	3448	powershell.exe	79

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\script.ps1
1⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3448
- C:\Windows\system32\wermgr.exe
  "C:\Windows\system32\wermgr.exe" "-outproc" "0" "3448" "2076" "1948" "2072" "0" "0" "2080" "0" "0" "0" "0" "0"
  2⤵
  - Checks processor information in registry
  - Enumerates system info in registry
  PID:2380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3iiezb31.hm2.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3448-0-0x00007FFC9B473000-0x00007FFC9B475000-memory.dmp

Filesize
8KB

Download
memory/3448-9-0x000002E07E650000-0x000002E07E672000-memory.dmp

Filesize
136KB

Download
memory/3448-10-0x00007FFC9B470000-0x00007FFC9BF32000-memory.dmp

Filesize
10.8MB

Download
memory/3448-11-0x00007FFC9B470000-0x00007FFC9BF32000-memory.dmp

Filesize
10.8MB

Download
memory/3448-12-0x00007FFC9B470000-0x00007FFC9BF32000-memory.dmp

Filesize
10.8MB

Download
memory/3448-21-0x00007FFC9B470000-0x00007FFC9BF32000-memory.dmp

Filesize
10.8MB

Download