agenttesla | 458607d64c6d19bf71d7e88cd3fe61ba9c127eb5b20487b96679d7d13458c1df

General

Target

facturas vencidas, 3445650098, 0099, 00976, 009668, 009678, 0056598433.exe
Size

551KB
MD5

1fd2a122f365f699c69d0766b8ceab1e
SHA1

5c52d1db9d4b5881f5abf337b63720acddcaaff4
SHA256

6aa9264537be17d166a1a5216f8efffb0c674f8ca6cdc15996c12da7c6ca33bd
SHA512

0754447c235d16becb5cfe115d637176f9aa7d79ae65862dda9cbeeaf90095833a4348de2061733126448b812ba85851d4066ef918525815f728a5ccf5c5fe5b
SSDEEP

12288:/quErHF6xC9D6DmR1J98w4oknqOOCyQfnVP3gH4ssNlmqO2lyMgIVFY57:Grl6kD68JmlotQfVvY4dFO2y

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.elquijotebanquetes.com
Port:
21
Username:
[email protected]
Password:
-GN,s*KH{VEhPmo)+f

Signatures

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

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
13	ip-api.com

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4376-14-0x00000000002B0000-0x00000000003F0000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4376 set thread context of 3708	4376	facturas vencidas, 3445650098, 0099, 00976, 009668, 009678, 0056598433.exe	83

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4376-0-0x00000000002B0000-0x00000000003F0000-memory.dmp	upx
behavioral2/memory/4376-14-0x00000000002B0000-0x00000000003F0000-memory.dmp	upx

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	facturas vencidas, 3445650098, 0099, 00976, 009668, 009678, 0056598433.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3708	RegSvcs.exe
3708	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4376	facturas vencidas, 3445650098, 0099, 00976, 009668, 009678, 0056598433.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3708	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4376	facturas vencidas, 3445650098, 0099, 00976, 009668, 009678, 0056598433.exe
4376	facturas vencidas, 3445650098, 0099, 00976, 009668, 009678, 0056598433.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4376	facturas vencidas, 3445650098, 0099, 00976, 009668, 009678, 0056598433.exe
4376	facturas vencidas, 3445650098, 0099, 00976, 009668, 009678, 0056598433.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4376 wrote to memory of 3708	4376	facturas vencidas, 3445650098, 0099, 00976, 009668, 009678, 0056598433.exe	83
PID 4376 wrote to memory of 3708	4376	facturas vencidas, 3445650098, 0099, 00976, 009668, 009678, 0056598433.exe	83
PID 4376 wrote to memory of 3708	4376	facturas vencidas, 3445650098, 0099, 00976, 009668, 009678, 0056598433.exe	83
PID 4376 wrote to memory of 3708	4376	facturas vencidas, 3445650098, 0099, 00976, 009668, 009678, 0056598433.exe	83

C:\Users\Admin\AppData\Local\Temp\facturas vencidas, 3445650098, 0099, 00976, 009668, 009678, 0056598433.exe
"C:\Users\Admin\AppData\Local\Temp\facturas vencidas, 3445650098, 0099, 00976, 009668, 009678, 0056598433.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4376
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\facturas vencidas, 3445650098, 0099, 00976, 009668, 009678, 0056598433.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3708-17-0x0000000005580000-0x00000000055E6000-memory.dmp

Filesize
408KB

Download
memory/3708-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3708-15-0x000000007380E000-0x000000007380F000-memory.dmp

Filesize
4KB

Download
memory/3708-16-0x0000000005A30000-0x0000000005FD4000-memory.dmp

Filesize
5.6MB

Download
memory/3708-18-0x0000000073800000-0x0000000073FB0000-memory.dmp

Filesize
7.7MB

Download
memory/3708-19-0x0000000006870000-0x00000000068C0000-memory.dmp

Filesize
320KB

Download
memory/3708-20-0x0000000006960000-0x00000000069F2000-memory.dmp

Filesize
584KB

Download
memory/3708-21-0x00000000068F0000-0x00000000068FA000-memory.dmp

Filesize
40KB

Download
memory/3708-22-0x000000007380E000-0x000000007380F000-memory.dmp

Filesize
4KB

Download
memory/3708-23-0x0000000073800000-0x0000000073FB0000-memory.dmp

Filesize
7.7MB

Download
memory/4376-11-0x0000000001C60000-0x0000000001C64000-memory.dmp

Filesize
16KB

Download
memory/4376-14-0x00000000002B0000-0x00000000003F0000-memory.dmp

Filesize
1.2MB

Download
memory/4376-0-0x00000000002B0000-0x00000000003F0000-memory.dmp

Filesize
1.2MB

Download

Analysis

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