agenttesla | fc7c241bd2d7edf961b8f1af19fc80419d239c67d72a8eb0610152f1e67841d1

General

Target

fc7c241bd2d7edf961b8f1af19fc80419d239c67d72a8eb0610152f1e67841d1.exe
Size

1.1MB
MD5

e82e1bdc0bc846ada3f51d89793e3871
SHA1

718ca217a72bb71f132ea64b11a596ad442e6e3b
SHA256

fc7c241bd2d7edf961b8f1af19fc80419d239c67d72a8eb0610152f1e67841d1
SHA512

54085c14b1e3a8605abb252589d812bb884fe776c2547dcc09bfd3571c0853dafe00d45da2affec6a7e449ec2523f4d0608cef4576e3a7c8867096d9297e3655
SSDEEP

24576:LRmJkcoQricOIQxiZY1WNylBfPS5+7TZx0Hp+y3nowYCDj:IJZoQrbTFZY1WNyDfPNTZGgy3nTvf

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

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

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
17	ip-api.com

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4464-0-0x0000000000400000-0x00000000004B5000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4464 set thread context of 1384	4464	fc7c241bd2d7edf961b8f1af19fc80419d239c67d72a8eb0610152f1e67841d1.exe	86

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
920	4464	WerFault.exe	82

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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fc7c241bd2d7edf961b8f1af19fc80419d239c67d72a8eb0610152f1e67841d1.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1384	RegSvcs.exe
1384	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4464	fc7c241bd2d7edf961b8f1af19fc80419d239c67d72a8eb0610152f1e67841d1.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1384	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4464	fc7c241bd2d7edf961b8f1af19fc80419d239c67d72a8eb0610152f1e67841d1.exe
4464	fc7c241bd2d7edf961b8f1af19fc80419d239c67d72a8eb0610152f1e67841d1.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4464	fc7c241bd2d7edf961b8f1af19fc80419d239c67d72a8eb0610152f1e67841d1.exe
4464	fc7c241bd2d7edf961b8f1af19fc80419d239c67d72a8eb0610152f1e67841d1.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4464 wrote to memory of 1384	4464	fc7c241bd2d7edf961b8f1af19fc80419d239c67d72a8eb0610152f1e67841d1.exe	86
PID 4464 wrote to memory of 1384	4464	fc7c241bd2d7edf961b8f1af19fc80419d239c67d72a8eb0610152f1e67841d1.exe	86
PID 4464 wrote to memory of 1384	4464	fc7c241bd2d7edf961b8f1af19fc80419d239c67d72a8eb0610152f1e67841d1.exe	86
PID 4464 wrote to memory of 1384	4464	fc7c241bd2d7edf961b8f1af19fc80419d239c67d72a8eb0610152f1e67841d1.exe	86

C:\Users\Admin\AppData\Local\Temp\fc7c241bd2d7edf961b8f1af19fc80419d239c67d72a8eb0610152f1e67841d1.exe
"C:\Users\Admin\AppData\Local\Temp\fc7c241bd2d7edf961b8f1af19fc80419d239c67d72a8eb0610152f1e67841d1.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:4464
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\fc7c241bd2d7edf961b8f1af19fc80419d239c67d72a8eb0610152f1e67841d1.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1384
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 760
  2⤵
  - Program crash
  PID:920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4464 -ip 4464
1⤵
PID:2648

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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/1384-4-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1384-5-0x00000000745FE000-0x00000000745FF000-memory.dmp

Filesize
4KB

Download
memory/1384-6-0x0000000005BF0000-0x0000000006194000-memory.dmp

Filesize
5.6MB

Download
memory/1384-7-0x00000000055C0000-0x0000000005626000-memory.dmp

Filesize
408KB

Download
memory/1384-8-0x00000000745F0000-0x0000000074DA0000-memory.dmp

Filesize
7.7MB

Download
memory/1384-9-0x00000000067C0000-0x0000000006852000-memory.dmp

Filesize
584KB

Download
memory/1384-10-0x0000000006860000-0x00000000068B0000-memory.dmp

Filesize
320KB

Download
memory/1384-11-0x00000000067B0000-0x00000000067BA000-memory.dmp

Filesize
40KB

Download
memory/1384-12-0x00000000745FE000-0x00000000745FF000-memory.dmp

Filesize
4KB

Download
memory/1384-13-0x00000000745F0000-0x0000000074DA0000-memory.dmp

Filesize
7.7MB

Download
memory/4464-0-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4464-3-0x0000000004310000-0x0000000004710000-memory.dmp

Filesize
4.0MB

Download

Analysis

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