agenttesla | fd090a601c7e1d2625b38b9da0585bf8e2030dcf5628e27de3d28124b596dfff

Analysis

max time kernel
298s
max time network
203s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
15/04/2026, 07:31

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General

Target
Cotización_247_20260_Pdf.js
Size 1.4MB
Sample260415-jcfphsgx2l
SHA256 fd090a601c7e1d2625b38b9da0585bf8e2030dcf5628e27de3d28124b596dfff
MD5 3bf26861517ae47d7e966c2fc4910366
SHA1 bdcaaacd5935a7726891497237d70562db9d14be
SHA512 c9ba36dac480b35c7aaa94c3e32acd02d867aaea4b3153dbf91d738d8aea973fe590e78294ef11b93565266a56d7a95ec40d4253b3f106482420ff54b9dd5374
SSDEEP 24576:YxI3rORkxBtinp5r26PauHJZAG1Mc9EobNmgn9gAdu:Dgn/McaobXnij
TLSH
T1476502154AC43FE9CFAC6A1D90FE251FA3F0098E515A7589FB23BC4BAFB7A005117498
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

defense_evasion discovery execution agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
forsacecobol.online
Port
587
Username
[email protected]
Password
Miracle123$
Email to
[email protected]

Signatures

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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
5100	powershell.exe

Looks up external IP address via web service 1 IoCs

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

flow	ioc
1	ip-api.com

ConfuserEx .NET packer 2 IoCs

Detects ConfuserEx .NET packer.

resource	yara_rule
behavioral2/memory/5100-12-0x000001B8B0180000-0x000001B8B0192000-memory.dmp	ConfuserEx
behavioral2/memory/5100-14-0x000001B8C8650000-0x000001B8C8662000-memory.dmp	ConfuserEx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5100 set thread context of 4572	5100	powershell.exe	86

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
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	aspnet_compiler.exe

Kills process with taskkill 1 IoCs

defense_evasion

pid	Process
1508	taskkill.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
5100	powershell.exe
5100	powershell.exe
5100	powershell.exe
5100	powershell.exe
5100	powershell.exe
5100	powershell.exe
5100	powershell.exe
5100	powershell.exe
5100	powershell.exe
5100	powershell.exe
5100	powershell.exe
5100	powershell.exe
5100	powershell.exe
5100	powershell.exe
4572	aspnet_compiler.exe
4572	aspnet_compiler.exe
5100	powershell.exe
5100	powershell.exe
5100	powershell.exe
5100	powershell.exe
5100	powershell.exe
5100	powershell.exe
5100	powershell.exe
5100	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	5100	powershell.exe
Token: SeDebugPrivilege	4572	aspnet_compiler.exe
Token: SeDebugPrivilege	1508	taskkill.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2620 wrote to memory of 5100	2620	wscript.exe	79
PID 5100 wrote to memory of 3448	5100	powershell.exe	81
PID 5100 wrote to memory of 1056	5100	powershell.exe	82
PID 5100 wrote to memory of 4608	5100	powershell.exe	83
PID 5100 wrote to memory of 856	5100	powershell.exe	84
PID 5100 wrote to memory of 3184	5100	powershell.exe	85
PID 5100 wrote to memory of 4572	5100	powershell.exe	86
PID 5100 wrote to memory of 4572	5100	powershell.exe	86
PID 5100 wrote to memory of 4572	5100	powershell.exe	86
PID 5100 wrote to memory of 4572	5100	powershell.exe	86
PID 5100 wrote to memory of 4572	5100	powershell.exe	86
PID 2620 wrote to memory of 1508	2620	wscript.exe	88

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\Cotización_247_20260_Pdf.js
1⤵
- Suspicious use of WriteProcessMemory
PID:2620
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -ExecutionPolicy Bypass -NoProfile -WindowStyle Hidden -File "C:\Temp\ps_0hJcptlPrB9c_1776238317749.ps1"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5100
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:3448
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:1056
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4608
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:856
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:3184
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4572
- C:\Windows\System32\taskkill.exe
  "C:\Windows\System32\taskkill.exe" /f /im wscript.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1508

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

ps_0hJcptlPrB9c_1776238317749.ps1

Path C:\Temp\ps_0hJcptlPrB9c_1776238317749.ps1
Size 1.0MB
SHA256 f39a4f8262ef50e6e2bfe384474fd24a7a646e03bc41ea7ec3d8246c934a1501
MD5 43fef109eda7ed551001872d88c7526f
SHA1 9ab246b2c3c631e7f6f42e542aaacc839f10fee6
SHA512 5b5348112d5af0f69247a55bd17705440b244e2e82864d56ae816480bba591038795033271a2c2a7ba949b2dca3bc6aaf255a15d0559901e7dd337c3012383cc
SSDEEP 24576:ueI+KzOAQnAgVY/8t7ufPk91NxGlpKLxSmbCd:ue3Ka7AMJ98zd
TLSH
T13C3533301F747E258B10E70965AA3B3C8BB60E19D81DB6D31BE877D2114B3E66A7B04C
MD5 SHA1 SHA512 SSDEEP TLSH

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__PSScriptPolicyTest_ifcwchwu.b0d.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ifcwchwu.b0d.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

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memory/2620-24-0x0000028BAD970000-0x0000028BAD97C000-memory.dmp

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memory/4572-18-0x0000000004FB0000-0x0000000005016000-memory.dmp

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memory/4572-20-0x00000000067F0000-0x0000000006882000-memory.dmp

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memory/4572-29-0x0000000005CF0000-0x00000000062F2000-memory.dmp

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memory/4572-30-0x0000000005180000-0x0000000005190000-memory.dmp

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memory/4572-23-0x00000000069B0000-0x00000000069BA000-memory.dmp

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memory/4572-22-0x00000000067A0000-0x00000000067F0000-memory.dmp

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memory/4572-15-0x0000000000400000-0x0000000000444000-memory.dmp

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memory/4572-16-0x0000000005740000-0x0000000005CE6000-memory.dmp

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memory/4572-17-0x0000000005180000-0x0000000005190000-memory.dmp

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memory/5100-1-0x000001B8C86C0000-0x000001B8C86D0000-memory.dmp

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memory/5100-19-0x000001B8C86C0000-0x000001B8C86D0000-memory.dmp

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memory/5100-10-0x000001B8C86C0000-0x000001B8C86D0000-memory.dmp

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memory/5100-21-0x000001B8C86C0000-0x000001B8C86D0000-memory.dmp

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memory/5100-14-0x000001B8C8650000-0x000001B8C8662000-memory.dmp

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memory/5100-13-0x000001B8C8620000-0x000001B8C8626000-memory.dmp

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memory/5100-2-0x000001B8C86C0000-0x000001B8C86D0000-memory.dmp

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memory/5100-25-0x000001B8C86C0000-0x000001B8C86D0000-memory.dmp

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memory/5100-26-0x000001B8AE680000-0x000001B8AE68C000-memory.dmp

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memory/5100-27-0x000001B8AFF40000-0x000001B8AFF52000-memory.dmp

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memory/5100-12-0x000001B8B0180000-0x000001B8B0192000-memory.dmp

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memory/5100-3-0x000001B8B0130000-0x000001B8B0152000-memory.dmp

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