agenttesla | a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4

General

Target

a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4.exe
Size

1.1MB
MD5

eb5ba52c5fbc1efa1d7e3c7d9364654e
SHA1

fa088e270c9df961788001611785051280fbd09c
SHA256

a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4
SHA512

2facede2a967280d728111190ce0d4c3ea6cc20cb0e4079368976c98bb673807242c52a44261fd3164a35f5f19acf16c2e98fdceb18112b07f986243d435dbe4
SSDEEP

24576:YqDEvCTbMWu7rQYlBQcBiT6rprG8autKPcz5nMzzZ:YTvC/MTQYxsWR7autz

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.solucionesmexico.mx
Port:
21
Username:
[email protected]
Password:
dGG^ZYIxX5!B

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2868 set thread context of 1648	2868	a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4.exe	28

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	a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1648	RegSvcs.exe
1648	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2868	a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1648	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2868	a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4.exe
2868	a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2868	a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4.exe
2868	a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 1648	2868	a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4.exe	28
PID 2868 wrote to memory of 1648	2868	a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4.exe	28
PID 2868 wrote to memory of 1648	2868	a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4.exe	28
PID 2868 wrote to memory of 1648	2868	a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4.exe	28
PID 2868 wrote to memory of 1648	2868	a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4.exe	28
PID 2868 wrote to memory of 1648	2868	a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4.exe	28
PID 2868 wrote to memory of 1648	2868	a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4.exe	28
PID 2868 wrote to memory of 1648	2868	a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4.exe	28

C:\Users\Admin\AppData\Local\Temp\a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4.exe
"C:\Users\Admin\AppData\Local\Temp\a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4.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:2868
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\a419ccaf4f503aca90a05b8e2bb16f85e691c36d5fd4847be5d48db9cb5641f4.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1648

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

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/1648-12-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1648-16-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1648-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1648-17-0x000000007416E000-0x000000007416F000-memory.dmp

Filesize
4KB

Download
memory/1648-18-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/1648-19-0x000000007416E000-0x000000007416F000-memory.dmp

Filesize
4KB

Download
memory/1648-20-0x0000000074160000-0x000000007484E000-memory.dmp

Filesize
6.9MB

Download
memory/2868-11-0x00000000005C0000-0x00000000005C4000-memory.dmp

Filesize
16KB

Download

Analysis

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