agenttesla | a539d7d9a5916958e35c6491b628761af50872a5832339f0741dfe755f830a4d

General

Target

4fb5281d2ac2e31416f64aa0ddcece35ac2ebea9fbe503dfdc8036a1289403ca.exe
Size

1.0MB
MD5

52ace262c8e6acdb7d63f959ee499772
SHA1

76760b1c4e049c1ee6d7a2c5723d929bf013519d
SHA256

4fb5281d2ac2e31416f64aa0ddcece35ac2ebea9fbe503dfdc8036a1289403ca
SHA512

edf885bc1c52ded6a9d75d501d78a3240398fa093eada3b0441bc55d36e24a509057e1e6b78c3181a0e89caaa190ce6f934d287ea4933ff5b0b232afe77a725b
SSDEEP

24576:Z4lavt0LkLL9IMixoEgeaU77jfpmBrEOwq9MmCS:okwkn9IMHeaUb4BrEDaPCS

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan

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
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
14	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2528 set thread context of 1676	2528	4fb5281d2ac2e31416f64aa0ddcece35ac2ebea9fbe503dfdc8036a1289403ca.exe	88

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
4776	2528	WerFault.exe	84

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	4fb5281d2ac2e31416f64aa0ddcece35ac2ebea9fbe503dfdc8036a1289403ca.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1676	RegSvcs.exe
1676	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2528	4fb5281d2ac2e31416f64aa0ddcece35ac2ebea9fbe503dfdc8036a1289403ca.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1676	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2528	4fb5281d2ac2e31416f64aa0ddcece35ac2ebea9fbe503dfdc8036a1289403ca.exe
2528	4fb5281d2ac2e31416f64aa0ddcece35ac2ebea9fbe503dfdc8036a1289403ca.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2528	4fb5281d2ac2e31416f64aa0ddcece35ac2ebea9fbe503dfdc8036a1289403ca.exe
2528	4fb5281d2ac2e31416f64aa0ddcece35ac2ebea9fbe503dfdc8036a1289403ca.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2528 wrote to memory of 1676	2528	4fb5281d2ac2e31416f64aa0ddcece35ac2ebea9fbe503dfdc8036a1289403ca.exe	88
PID 2528 wrote to memory of 1676	2528	4fb5281d2ac2e31416f64aa0ddcece35ac2ebea9fbe503dfdc8036a1289403ca.exe	88
PID 2528 wrote to memory of 1676	2528	4fb5281d2ac2e31416f64aa0ddcece35ac2ebea9fbe503dfdc8036a1289403ca.exe	88
PID 2528 wrote to memory of 1676	2528	4fb5281d2ac2e31416f64aa0ddcece35ac2ebea9fbe503dfdc8036a1289403ca.exe	88

C:\Users\Admin\AppData\Local\Temp\4fb5281d2ac2e31416f64aa0ddcece35ac2ebea9fbe503dfdc8036a1289403ca.exe
"C:\Users\Admin\AppData\Local\Temp\4fb5281d2ac2e31416f64aa0ddcece35ac2ebea9fbe503dfdc8036a1289403ca.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:2528
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\4fb5281d2ac2e31416f64aa0ddcece35ac2ebea9fbe503dfdc8036a1289403ca.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1676
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2528 -s 800
  2⤵
  - Program crash
  PID:4776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2528 -ip 2528
1⤵
PID:1968

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 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/1676-6-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1676-7-0x00000000741CE000-0x00000000741CF000-memory.dmp

Filesize
4KB

Download
memory/1676-8-0x0000000005E30000-0x00000000063D4000-memory.dmp

Filesize
5.6MB

Download
memory/1676-9-0x0000000005A90000-0x0000000005AF6000-memory.dmp

Filesize
408KB

Download
memory/1676-10-0x00000000741C0000-0x0000000074970000-memory.dmp

Filesize
7.7MB

Download
memory/1676-11-0x0000000006EA0000-0x0000000006EF0000-memory.dmp

Filesize
320KB

Download
memory/1676-12-0x0000000006F90000-0x0000000007022000-memory.dmp

Filesize
584KB

Download
memory/1676-13-0x0000000006F20000-0x0000000006F2A000-memory.dmp

Filesize
40KB

Download
memory/1676-14-0x00000000741CE000-0x00000000741CF000-memory.dmp

Filesize
4KB

Download
memory/1676-15-0x00000000741C0000-0x0000000074970000-memory.dmp

Filesize
7.7MB

Download
memory/2528-5-0x0000000004400000-0x0000000004404000-memory.dmp

Filesize
16KB

Download

Analysis

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