agenttesla | f6d0dc2024d8c7c6900b779f96798744f5568cc354c9766086f70e65aa9a467a

General

Target

Confirmación transferencia interbancaria.exe
Size

539KB
MD5

be37ea5702226bf6ed17a5031c2d75d0
SHA1

c398fd238eb4c706ea7aff5c24cc0eaf93bcf077
SHA256

7dd88bb379949c90207a5d476d7318ba98ccb6cb7853409c6d323febd28d318d
SHA512

dbccef3070c62d1fa2fad4f81e1a8cf8d8a86e3a3e4b81a7dffa928110f7d2f1dc426141c28a52be70a0beaaed1d9d8cfc0079294fc85b06089d0c5e584e8906
SSDEEP

12288:LquErHF6xC9D6DmR1J98w4oknqOOCyQfDp0ZOJovZNf9t7:Srl6kD68JmlotQfaZz7f7

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.stingatoareincendii.ro
Port:
21
Username:
[email protected]
Password:
3.*RYhlG)lkA

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
4	ip-api.com

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2968-19-0x0000000000E80000-0x0000000000FBA000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2968 set thread context of 1972	2968	Confirmación transferencia interbancaria.exe	30

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2968-0-0x0000000000E80000-0x0000000000FBA000-memory.dmp	upx
behavioral1/memory/2968-19-0x0000000000E80000-0x0000000000FBA000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2912	2968	WerFault.exe	29

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	Confirmación transferencia interbancaria.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1972	RegSvcs.exe
1972	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2968	Confirmación transferencia interbancaria.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1972	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2968	Confirmación transferencia interbancaria.exe
2968	Confirmación transferencia interbancaria.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2968	Confirmación transferencia interbancaria.exe
2968	Confirmación transferencia interbancaria.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2968 wrote to memory of 1972	2968	Confirmación transferencia interbancaria.exe	30
PID 2968 wrote to memory of 1972	2968	Confirmación transferencia interbancaria.exe	30
PID 2968 wrote to memory of 1972	2968	Confirmación transferencia interbancaria.exe	30
PID 2968 wrote to memory of 1972	2968	Confirmación transferencia interbancaria.exe	30
PID 2968 wrote to memory of 1972	2968	Confirmación transferencia interbancaria.exe	30
PID 2968 wrote to memory of 1972	2968	Confirmación transferencia interbancaria.exe	30
PID 2968 wrote to memory of 1972	2968	Confirmación transferencia interbancaria.exe	30
PID 2968 wrote to memory of 1972	2968	Confirmación transferencia interbancaria.exe	30
PID 2968 wrote to memory of 2912	2968	Confirmación transferencia interbancaria.exe	31
PID 2968 wrote to memory of 2912	2968	Confirmación transferencia interbancaria.exe	31
PID 2968 wrote to memory of 2912	2968	Confirmación transferencia interbancaria.exe	31
PID 2968 wrote to memory of 2912	2968	Confirmación transferencia interbancaria.exe	31

C:\Users\Admin\AppData\Local\Temp\Confirmación transferencia interbancaria.exe
"C:\Users\Admin\AppData\Local\Temp\Confirmación transferencia interbancaria.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:2968
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\Confirmación transferencia interbancaria.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1972
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2968 -s 316
  2⤵
  - Program crash
  PID:2912

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/1972-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1972-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1972-16-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1972-17-0x000000007434E000-0x000000007434F000-memory.dmp

Filesize
4KB

Download
memory/1972-18-0x0000000074340000-0x0000000074A2E000-memory.dmp

Filesize
6.9MB

Download
memory/1972-20-0x000000007434E000-0x000000007434F000-memory.dmp

Filesize
4KB

Download
memory/1972-21-0x0000000074340000-0x0000000074A2E000-memory.dmp

Filesize
6.9MB

Download
memory/2968-0-0x0000000000E80000-0x0000000000FBA000-memory.dmp

Filesize
1.2MB

Download
memory/2968-11-0x0000000000140000-0x0000000000144000-memory.dmp

Filesize
16KB

Download
memory/2968-19-0x0000000000E80000-0x0000000000FBA000-memory.dmp

Filesize
1.2MB

Download

Analysis

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