agenttesla | 9f09ed30cb70863dc01c9e3114dcd22a59d80b2225656a5d88b3e4aa0e5ace16

General

Target

2c38956763bb9c8df8d9eb32a8f30252e3e4ac0249f650f609d0036a16e01b9e.exe
Size

1.0MB
MD5

a8d1735c5702af0faf5cc806f6b0a5e0
SHA1

2379a9d51228b5dbad2b7a38dccd0afdf68ac489
SHA256

2c38956763bb9c8df8d9eb32a8f30252e3e4ac0249f650f609d0036a16e01b9e
SHA512

854e497658327930c7f5e8c2ea2e6a8239e86b522a74f11d1cd5e40fb1b29fcf8aaaea5ee6563702ed9c3a99a4d7424ee89ec83ddc8c963d39cc094814727618
SSDEEP

24576:nAHnh+eWsN3skA4RV1Hom2KXMmHaJ5OSwZcc5:ah+ZkldoPK8YaJ87Zv

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.laboratoriosvilla.com.mx
Port:
587
Username:
[email protected]
Password:
WZ,2pliw#L)D
Email To:
[email protected]

Signatures

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

Drops startup file 1 IoCs

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

Executes dropped EXE 1 IoCs

pid	Process
2628	name.exe

Loads dropped DLL 1 IoCs

pid	Process
2360	2c38956763bb9c8df8d9eb32a8f30252e3e4ac0249f650f609d0036a16e01b9e.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\KaGeys = "C:\\Users\\Admin\\AppData\\Roaming\\KaGeys\\KaGeys.exe"	RegSvcs.exe

Looks up external IP address via web service 3 IoCs

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

flow	ioc
4	api.ipify.org
5	api.ipify.org
6	ip-api.com

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x00080000000143fb-12.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2628 set thread context of 2692	2628	name.exe	29

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2692	RegSvcs.exe
2692	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2628	name.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2692	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2360	2c38956763bb9c8df8d9eb32a8f30252e3e4ac0249f650f609d0036a16e01b9e.exe
2360	2c38956763bb9c8df8d9eb32a8f30252e3e4ac0249f650f609d0036a16e01b9e.exe
2628	name.exe
2628	name.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2360	2c38956763bb9c8df8d9eb32a8f30252e3e4ac0249f650f609d0036a16e01b9e.exe
2360	2c38956763bb9c8df8d9eb32a8f30252e3e4ac0249f650f609d0036a16e01b9e.exe
2628	name.exe
2628	name.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 2628	2360	2c38956763bb9c8df8d9eb32a8f30252e3e4ac0249f650f609d0036a16e01b9e.exe	28
PID 2360 wrote to memory of 2628	2360	2c38956763bb9c8df8d9eb32a8f30252e3e4ac0249f650f609d0036a16e01b9e.exe	28
PID 2360 wrote to memory of 2628	2360	2c38956763bb9c8df8d9eb32a8f30252e3e4ac0249f650f609d0036a16e01b9e.exe	28
PID 2360 wrote to memory of 2628	2360	2c38956763bb9c8df8d9eb32a8f30252e3e4ac0249f650f609d0036a16e01b9e.exe	28
PID 2628 wrote to memory of 2692	2628	name.exe	29
PID 2628 wrote to memory of 2692	2628	name.exe	29
PID 2628 wrote to memory of 2692	2628	name.exe	29
PID 2628 wrote to memory of 2692	2628	name.exe	29
PID 2628 wrote to memory of 2692	2628	name.exe	29
PID 2628 wrote to memory of 2692	2628	name.exe	29
PID 2628 wrote to memory of 2692	2628	name.exe	29
PID 2628 wrote to memory of 2692	2628	name.exe	29

C:\Users\Admin\AppData\Local\Temp\2c38956763bb9c8df8d9eb32a8f30252e3e4ac0249f650f609d0036a16e01b9e.exe
"C:\Users\Admin\AppData\Local\Temp\2c38956763bb9c8df8d9eb32a8f30252e3e4ac0249f650f609d0036a16e01b9e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2360
- C:\Users\Admin\AppData\Local\directory\name.exe
  "C:\Users\Admin\AppData\Local\Temp\2c38956763bb9c8df8d9eb32a8f30252e3e4ac0249f650f609d0036a16e01b9e.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2628
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\2c38956763bb9c8df8d9eb32a8f30252e3e4ac0249f650f609d0036a16e01b9e.exe"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2692

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Laddonia

Filesize
28KB

MD5
6a23c57ebcf69e786d3970486e21b6b0

SHA1
5fe5f38d37126bc825e5348aa157a3e791d383ae

SHA256
bc00ee3988fe4dfe70c35ad3c6419de2c8df8ea1872299f5ec991cf744fcaadc

SHA512
26a5e1b47c8728ab8beea3092a4e9e453e740f702f92cacbd59fcdd09d5a510247b88a03470a534396d610b2291a071ef5f682dd341642daba4819171951c8ad

Download Submit
\Users\Admin\AppData\Local\directory\name.exe

Filesize
1.0MB

MD5
a8d1735c5702af0faf5cc806f6b0a5e0

SHA1
2379a9d51228b5dbad2b7a38dccd0afdf68ac489

SHA256
2c38956763bb9c8df8d9eb32a8f30252e3e4ac0249f650f609d0036a16e01b9e

SHA512
854e497658327930c7f5e8c2ea2e6a8239e86b522a74f11d1cd5e40fb1b29fcf8aaaea5ee6563702ed9c3a99a4d7424ee89ec83ddc8c963d39cc094814727618

Download Submit
memory/2360-10-0x0000000000130000-0x0000000000134000-memory.dmp

Filesize
16KB

Download
memory/2692-30-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2692-34-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2692-32-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2692-35-0x000000007476E000-0x000000007476F000-memory.dmp

Filesize
4KB

Download
memory/2692-36-0x0000000074760000-0x0000000074E4E000-memory.dmp

Filesize
6.9MB

Download
memory/2692-38-0x000000007476E000-0x000000007476F000-memory.dmp

Filesize
4KB

Download
memory/2692-39-0x0000000074760000-0x0000000074E4E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads