agenttesla | b05562606e5a2feb8c55bcb365bd44eceb3660e2e234c48a10131cc333c6b07e

General

Target

pago devuelto_986754346346789076543486756457890.exe
Size

558KB
MD5

6e140711ff9ec49f3fa96dbe3d8647f4
SHA1

2e0f7ae1f78b55f78c069c8081685a7b31671ea2
SHA256

ba2172b7494a5d9f39f2961396d9f6e7a1153a6ac358548eaa01831349a028b3
SHA512

f49520ec708bef0bae9f173428aedfbedebdbc5c5b2fee1725096296b25041858db35cc08d8493bac79cec045c35433d73ffb9d9fef7756e22e13065d25a1f7a
SSDEEP

12288:zquErHF6xC9D6DmR1J98w4oknqOOCyQfItlN6rSDFXvzKQeL0F:Krl6kD68JmlotQfWl2A1LZeL8

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.fosna.net
Port:
21
Username:
[email protected]
Password:
=A+N^@~c]~#I

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.

Processes:

flow ioc

14 ip-api.com

flow	ioc
14	ip-api.com

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral2/memory/3960-14-0x0000000000480000-0x00000000005C4000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

pago devuelto_986754346346789076543486756457890.exe

description pid process target process

PID 3960 set thread context of 3108 3960 pago devuelto_986754346346789076543486756457890.exe RegSvcs.exe

description	pid	process	target process
PID 3960 set thread context of 3108	3960	pago devuelto_986754346346789076543486756457890.exe	RegSvcs.exe

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3960-0-0x0000000000480000-0x00000000005C4000-memory.dmp	upx
behavioral2/memory/3960-14-0x0000000000480000-0x00000000005C4000-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

Processes:

pago devuelto_986754346346789076543486756457890.exeRegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	pago devuelto_986754346346789076543486756457890.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

3108 RegSvcs.exe
3108 RegSvcs.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

pago devuelto_986754346346789076543486756457890.exe

pid process

3960 pago devuelto_986754346346789076543486756457890.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 3108 RegSvcs.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

pago devuelto_986754346346789076543486756457890.exe

pid process

3960 pago devuelto_986754346346789076543486756457890.exe
3960 pago devuelto_986754346346789076543486756457890.exe
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

pago devuelto_986754346346789076543486756457890.exe

pid process

3960 pago devuelto_986754346346789076543486756457890.exe
3960 pago devuelto_986754346346789076543486756457890.exe

pid	process
3108	RegSvcs.exe
3108	RegSvcs.exe

pid	process
3960	pago devuelto_986754346346789076543486756457890.exe

description	pid	process
Token: SeDebugPrivilege	3108	RegSvcs.exe

pid	process
3960	pago devuelto_986754346346789076543486756457890.exe
3960	pago devuelto_986754346346789076543486756457890.exe

pid	process
3960	pago devuelto_986754346346789076543486756457890.exe
3960	pago devuelto_986754346346789076543486756457890.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

pago devuelto_986754346346789076543486756457890.exe

description	pid	process	target process
PID 3960 wrote to memory of 3108	3960	pago devuelto_986754346346789076543486756457890.exe	RegSvcs.exe
PID 3960 wrote to memory of 3108	3960	pago devuelto_986754346346789076543486756457890.exe	RegSvcs.exe
PID 3960 wrote to memory of 3108	3960	pago devuelto_986754346346789076543486756457890.exe	RegSvcs.exe
PID 3960 wrote to memory of 3108	3960	pago devuelto_986754346346789076543486756457890.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\pago devuelto_986754346346789076543486756457890.exe
"C:\Users\Admin\AppData\Local\Temp\pago devuelto_986754346346789076543486756457890.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:3960
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\pago devuelto_986754346346789076543486756457890.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3108

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

Loading Replay Monitor...

Downloads

memory/3108-20-0x00000000069F0000-0x0000000006A82000-memory.dmp

Filesize
584KB

Download
memory/3108-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3108-15-0x000000007377E000-0x000000007377F000-memory.dmp

Filesize
4KB

Download
memory/3108-16-0x0000000005CC0000-0x0000000006264000-memory.dmp

Filesize
5.6MB

Download
memory/3108-17-0x00000000055F0000-0x0000000005656000-memory.dmp

Filesize
408KB

Download
memory/3108-18-0x0000000073770000-0x0000000073F20000-memory.dmp

Filesize
7.7MB

Download
memory/3108-19-0x0000000006900000-0x0000000006950000-memory.dmp

Filesize
320KB

Download
memory/3108-21-0x0000000006980000-0x000000000698A000-memory.dmp

Filesize
40KB

Download
memory/3108-22-0x000000007377E000-0x000000007377F000-memory.dmp

Filesize
4KB

Download
memory/3108-23-0x0000000073770000-0x0000000073F20000-memory.dmp

Filesize
7.7MB

Download
memory/3960-11-0x0000000001F80000-0x0000000001F84000-memory.dmp

Filesize
16KB

Download
memory/3960-14-0x0000000000480000-0x00000000005C4000-memory.dmp

Filesize
1.3MB

Download
memory/3960-0-0x0000000000480000-0x00000000005C4000-memory.dmp

Filesize
1.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads