agenttesla | 535a4e9aa5f3196873a3df5dc2c62c4d49965c1e087004ddeb740244c674c2c0

Analysis

max time kernel
149s
max time network
277s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-01-2025 23:49

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General

Target

Ref#8520163.exe
Size

550KB
MD5

cc2dd1190955e9f7541891da1a9f6821
SHA1

a16680ac39d22199203933b62382b90ffba3dd4d
SHA256

c5daf9f6683fd5aa8f434ed963a20e7a89ff6f31a94ccee21dc6d58eb6502ad1
SHA512

b86071af21ad517c7e39f49e4347ecee1361cccce1bf15159ce9990b2465fbece2f6748a941f3b380a58888aaf735031160016558df8be5030bd233d23260a7c
SSDEEP

6144:utRRUEOmuauSSLuaFjYZaQqRbcoMLO9ohmVoxOaHcBBt7VFFplA2iAr1:qYElucSKaFj5WOraxL8BBXFFg2iQ

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
162.254.34.31
Port:
587
Username:
[email protected]
Password:
ABwuRZS5Mjh5
Email To:
[email protected]

Signatures

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

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 4008 created 3596	4008	Ref#8520163.exe	56

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\gtent.vbs	Ref#8520163.exe

Looks up external IP address via web service 2 IoCs

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

flow	ioc
37	api.ipify.org
38	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4008 set thread context of 3996	4008	Ref#8520163.exe	91

System Location Discovery: System Language Discovery 1 TTPs 2 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	Ref#8520163.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
4008	Ref#8520163.exe
4008	Ref#8520163.exe
4008	Ref#8520163.exe
3996	InstallUtil.exe
3996	InstallUtil.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4008	Ref#8520163.exe
Token: SeDebugPrivilege	4008	Ref#8520163.exe
Token: SeDebugPrivilege	3996	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4008 wrote to memory of 3996	4008	Ref#8520163.exe	91
PID 4008 wrote to memory of 3996	4008	Ref#8520163.exe	91
PID 4008 wrote to memory of 3996	4008	Ref#8520163.exe	91
PID 4008 wrote to memory of 3996	4008	Ref#8520163.exe	91
PID 4008 wrote to memory of 3996	4008	Ref#8520163.exe	91
PID 4008 wrote to memory of 3996	4008	Ref#8520163.exe	91
PID 4008 wrote to memory of 3996	4008	Ref#8520163.exe	91
PID 4008 wrote to memory of 3996	4008	Ref#8520163.exe	91

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3596
- C:\Users\Admin\AppData\Local\Temp\Ref#8520163.exe
  "C:\Users\Admin\AppData\Local\Temp\Ref#8520163.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Drops startup file
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4008
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3996

Network

MITRE ATT&CK Enterprise v15

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

Replay Monitor

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Downloads

memory/3996-1348-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/3996-1349-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3996-1350-0x0000000004E90000-0x0000000004EF6000-memory.dmp

Filesize
408KB

Download
memory/3996-1351-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/3996-1352-0x0000000006400000-0x0000000006450000-memory.dmp

Filesize
320KB

Download
memory/3996-1354-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/3996-1353-0x0000000006470000-0x000000000647A000-memory.dmp

Filesize
40KB

Download
memory/4008-43-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-33-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-4-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/4008-5-0x0000000005560000-0x0000000005672000-memory.dmp

Filesize
1.1MB

Download
memory/4008-6-0x00000000065E0000-0x0000000006B84000-memory.dmp

Filesize
5.6MB

Download
memory/4008-7-0x00000000057B0000-0x0000000005842000-memory.dmp

Filesize
584KB

Download
memory/4008-8-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-25-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-65-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-71-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-69-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-67-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-63-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-61-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-59-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-58-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-53-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-51-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-56-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-49-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-45-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-2-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/4008-41-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-37-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-35-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-3-0x000000007468E000-0x000000007468F000-memory.dmp

Filesize
4KB

Download
memory/4008-29-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-23-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-21-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-17-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-47-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-39-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-9-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-31-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-27-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-19-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-15-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-13-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-11-0x0000000005560000-0x000000000566C000-memory.dmp

Filesize
1.0MB

Download
memory/4008-1330-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/4008-1331-0x00000000060A0000-0x000000000610C000-memory.dmp

Filesize
432KB

Download
memory/4008-1332-0x0000000006160000-0x00000000061CA000-memory.dmp

Filesize
424KB

Download
memory/4008-1333-0x00000000061D0000-0x000000000621C000-memory.dmp

Filesize
304KB

Download
memory/4008-1334-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/4008-1335-0x0000000005B20000-0x0000000005B74000-memory.dmp

Filesize
336KB

Download
memory/4008-1-0x0000000000340000-0x00000000003CC000-memory.dmp

Filesize
560KB

Download
memory/4008-0-0x000000007468E000-0x000000007468F000-memory.dmp

Filesize
4KB

Download
memory/4008-1341-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/4008-1343-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/4008-1344-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/4008-1346-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download
memory/4008-1347-0x0000000074680000-0x0000000074E30000-memory.dmp

Filesize
7.7MB

Download