agenttesla | 275a378bf78ca4914f706bc1adb96d1583a23a0484bf5d667408299a0df4966c

Analysis

max time kernel
298s
max time network
235s
platform
windows10-2004_x64
resource
win10v2004-20260130-en
resource tags

arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
07/05/2026, 15:00

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General

Target
msedge_elf.dll
Size 1.3MB
Sample260507-sdg4eafs2z
SHA256 275a378bf78ca4914f706bc1adb96d1583a23a0484bf5d667408299a0df4966c
MD5 f57d1855aa505434d16bbad108aa3f5a
SHA1 c1801cdb535597c2cf52a512156f0ea6f4bbc4dd
SHA512 1af4025900e220ccb593ad2c40b32446a36cddf4d02cd661b96fb24d608b64c4460e019efd47a417e856afdeee16d28887dae7dedfe724e92e506a09164af13a
SSDEEP 24576:A13H3fiS0kbhNeSESPFjlo6s9v2UoWIhzjWs5D7wH:A13HXISrnotcnhnt5
TLSH
T1D055AF56F3CC26ECD517C9398751A232D2B274264BA2B5CB0B9AC3192FB7E905F39701
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.onionmail.org
Port
587
Username
[email protected]
Password
sendboxorigin12
Email to
[email protected]

Signatures

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

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\rundll32.exe	rundll32.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\rundll32.exe	rundll32.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3016 set thread context of 4380	3016	rundll32.exe	84

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	jsc.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 4380	3016	rundll32.exe	84
PID 3016 wrote to memory of 4380	3016	rundll32.exe	84
PID 3016 wrote to memory of 4380	3016	rundll32.exe	84
PID 3016 wrote to memory of 4380	3016	rundll32.exe	84
PID 3016 wrote to memory of 4380	3016	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\msedge_elf.dll,#1
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4380

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3016-2-0x0000024473510000-0x00000244735DD000-memory.dmp

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memory/4380-0-0x0000000000350000-0x0000000000392000-memory.dmp

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memory/4380-3-0x0000000000280000-0x0000000000290000-memory.dmp

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memory/4380-5-0x0000000000AE0000-0x0000000000B5B000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads