agenttesla | 72dcf5042bed9be0ac6fc2f96ad14365411a17229474bb4e493574613dd1f548

Analysis

user interaction
yes
max time kernel
149s
max time network
132s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/11/2026, 03:21

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General

Target
OC-896756987565465.jse
Size 111.0MB
Sample261102-dwnataea53
SHA256 72dcf5042bed9be0ac6fc2f96ad14365411a17229474bb4e493574613dd1f548
MD5 b34a4e7862b2a6474f2cfa4a5d7de389
SHA1 100e27d21b2a230a4c079dd6e0e608ebd6768918
SHA512 f59b4e3466cc6e124542c4421e4133a6012787e189508ddee73b46439033b3004bda168f08b5d508fcebaf4efca43d01889b2678f408b0fe8b6609933229a995
SSDEEP 48:pCDOkHGfQVa7NeoApWoeWEgUn/JdXJWAKJK368PmyKrnKKzOLGRqQaJTOqV2Fq:c6SMQmNrpoWg2/PYn8X6zeGRvLk2F
TLSH
T1C048F08C6C89E024CD36F37DCB3BA51EE7576467050BC254B49E9B402F7181686ACEFA
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

collection discovery execution agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
ftp
Host
ftp://ftp.ventaslll.com
Port
21
Username
[email protected]
Password
+KsoF0r1DeE==Z%y

Signatures

Family: AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

Badlisted process makes network request 1 IoCs

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

flow	pid	Process
4	1872	WScript.exe

Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

Looks up external IP address via web service 1 TTPs 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

discovery

Internet Connection Discovery

T1016.001

flow	ioc
1	ip-api.com

ConfuserEx .NET packer 2 IoCs

Detects ConfuserEx .NET packer.

resource	yara_rule
behavioral2/memory/1336-18-0x0000022C40F70000-0x0000022C40F86000-memory.dmp	ConfuserEx
behavioral2/memory/1336-20-0x0000022C41010000-0x0000022C41026000-memory.dmp	ConfuserEx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1336 set thread context of 5428	1336	powershell.exe	95

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1336	powershell.exe

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

System Information Discovery
T1082

Reads the TCP/IP host and domain name from the registry 1 TTPs 1 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	WScript.exe

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	aspnet_compiler.exe

Suspicious behavior: EnumeratesProcesses 45 IoCs

pid	Process
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
5428	aspnet_compiler.exe
5428	aspnet_compiler.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe
1336	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1336	powershell.exe
Token: SeDebugPrivilege	5428	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1872 wrote to memory of 1336	1872	WScript.exe	88
PID 1336 wrote to memory of 6044	1336	powershell.exe	90
PID 1336 wrote to memory of 932	1336	powershell.exe	91
PID 1336 wrote to memory of 2664	1336	powershell.exe	92
PID 1336 wrote to memory of 4992	1336	powershell.exe	93
PID 1336 wrote to memory of 1308	1336	powershell.exe	94
PID 1336 wrote to memory of 5428	1336	powershell.exe	95
PID 1336 wrote to memory of 5428	1336	powershell.exe	95
PID 1336 wrote to memory of 5428	1336	powershell.exe	95
PID 1336 wrote to memory of 5428	1336	powershell.exe	95
PID 1336 wrote to memory of 5428	1336	powershell.exe	95

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

C:\Windows\System32\WScript.exe
C:\Windows\System32\WScript.exe "C:\Users\Admin\AppData\Local\Temp\OC-896756987565465.jse"
1⤵
- Badlisted process makes network request
- Reads the TCP/IP host and domain name from the registry
- Suspicious use of WriteProcessMemory
PID:1872
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -nop -ep bypass -file "C:\Temp\ZJAN4W5U.ps1"
  2⤵
  - Suspicious use of SetThreadContext
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1336
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:6044
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:932
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:2664
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4992
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:1308
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    - Accesses Microsoft Outlook profiles
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    PID:5428

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

ZJAN4W5U.ps1

Path C:\Temp\ZJAN4W5U.ps1
Size 1.5MB
SHA256 b6d805a604d4b11aa6107717f07c74d0bde27ecc2549c4af1ee622b587891afc
MD5 c68bb407988fac7e28aa1676e8d6e478
SHA1 1ece16973695c1256eb72e9eeea354fb56972296
SHA512 813c30320800acd1d87d3bfcf2b7d46260165052b1603ec4b51953a88f2add2e7b6bc2f471c3d4028cba897268e64bfce7d45c1469dc48a62ef785f756627df4
SSDEEP 12288:3r9jKBSK39vtbkSxulZG9biGOOzcueeRCDqUWLrr0YWg8sfkn2VLR7kyQTRrU7JJ:xgyoulN8azuzN0lGf3mKjdqki0
TLSH
T1887584FEC308F6950E55BB336568AEE63353C76B84518B838663F3A94D1D3A46830E5C
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1336-16-0x00007FFB4DB20000-0x00007FFB4E4C4000-memory.dmp

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memory/1336-14-0x00007FFB4DB20000-0x00007FFB4E4C4000-memory.dmp

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memory/1336-7-0x00007FFB4DB20000-0x00007FFB4E4C4000-memory.dmp

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memory/1336-3-0x00007FFB4DB20000-0x00007FFB4E4C4000-memory.dmp

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memory/1336-9-0x00007FFB4DB20000-0x00007FFB4E4C4000-memory.dmp

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memory/1336-10-0x00007FFB4DB20000-0x00007FFB4E4C4000-memory.dmp

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memory/1336-11-0x00007FFB4DB20000-0x00007FFB4E4C4000-memory.dmp

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memory/1336-12-0x00007FFB4DB20000-0x00007FFB4E4C4000-memory.dmp

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memory/1336-13-0x00007FFB4DB20000-0x00007FFB4E4C4000-memory.dmp

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memory/1336-18-0x0000022C40F70000-0x0000022C40F86000-memory.dmp

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memory/1336-15-0x00007FFB4DB20000-0x00007FFB4E4C4000-memory.dmp

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memory/1336-2-0x00007FFB4DCAF000-0x00007FFB4DCB0000-memory.dmp

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memory/1336-6-0x0000022C40F90000-0x0000022C40FB2000-memory.dmp

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memory/1336-19-0x0000022C41000000-0x0000022C41006000-memory.dmp

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memory/1336-17-0x00007FFB4DB20000-0x00007FFB4E4C4000-memory.dmp

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memory/1336-20-0x0000022C41010000-0x0000022C41026000-memory.dmp

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memory/1336-30-0x00007FFB4DB20000-0x00007FFB4E4C4000-memory.dmp

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memory/1336-29-0x00007FFB4DB20000-0x00007FFB4E4C4000-memory.dmp

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memory/1336-27-0x00007FFB4DB20000-0x00007FFB4E4C4000-memory.dmp

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memory/5428-26-0x0000000006D90000-0x0000000006D9A000-memory.dmp

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memory/5428-25-0x0000000006E50000-0x0000000006EA0000-memory.dmp

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memory/5428-24-0x0000000006DB0000-0x0000000006E42000-memory.dmp

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memory/5428-23-0x0000000005BB0000-0x0000000005C16000-memory.dmp

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memory/5428-22-0x0000000006200000-0x00000000067BA000-memory.dmp

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memory/5428-21-0x0000000000400000-0x0000000000442000-memory.dmp

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