agenttesla | 4be78840f5c06e36d89a6afecf526e748b42b86bac3cfae36bb0d514c4092b66

General

Target

sev 706.exe
Size

1.3MB
MD5

4b62a2d2533c835e076e624d4868aa34
SHA1

63b38f06177b8d813db73af108243f3e6f62985e
SHA256

4be78840f5c06e36d89a6afecf526e748b42b86bac3cfae36bb0d514c4092b66
SHA512

1bfcc07188454ced0268089185a1c2461d358154544ebaf680898653d0ee8af8f5b7fb10f96ec81fabd87d569714e95c62972381681a53c75b9b54d3425a3472

Score

10^/10

spyware keylogger trojan stealer agenttesla

Malware Config

Signatures

Suspicious use of SendNotifyMessage 3 IoCs

Processes:

sev 706.exe

pid process

1456 sev 706.exe
1456 sev 706.exe
1456 sev 706.exe

pid	process
1456	sev 706.exe
1456	sev 706.exe
1456	sev 706.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

sev 706.execmd.exe

description	pid	process	target process
PID 1456 wrote to memory of 1484	1456	sev 706.exe	MSBuild.exe
PID 1456 wrote to memory of 1484	1456	sev 706.exe	MSBuild.exe
PID 1456 wrote to memory of 1484	1456	sev 706.exe	MSBuild.exe
PID 1456 wrote to memory of 1484	1456	sev 706.exe	MSBuild.exe
PID 1456 wrote to memory of 1484	1456	sev 706.exe	MSBuild.exe
PID 1456 wrote to memory of 1484	1456	sev 706.exe	MSBuild.exe
PID 1456 wrote to memory of 788	1456	sev 706.exe	cmd.exe
PID 1456 wrote to memory of 788	1456	sev 706.exe	cmd.exe
PID 1456 wrote to memory of 788	1456	sev 706.exe	cmd.exe
PID 1456 wrote to memory of 788	1456	sev 706.exe	cmd.exe
PID 788 wrote to memory of 380	788	cmd.exe	timeout.exe
PID 788 wrote to memory of 380	788	cmd.exe	timeout.exe
PID 788 wrote to memory of 380	788	cmd.exe	timeout.exe
PID 788 wrote to memory of 380	788	cmd.exe	timeout.exe

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

788 cmd.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 1484 MSBuild.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MSBuild.exe

pid process

1484 MSBuild.exe
1484 MSBuild.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

380 timeout.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

sev 706.exe

pid process

1456 sev 706.exe
1456 sev 706.exe
1456 sev 706.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

MSBuild.exe

pid process

1484 MSBuild.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware

Data from Local System
T1005

Credentials in Files
T1081
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Suspicious use of SetThreadContext 1 IoCs

Processes:

sev 706.exe

description pid process target process

PID 1456 set thread context of 1484 1456 sev 706.exe MSBuild.exe

pid	process
788	cmd.exe

description	pid	process
Token: SeDebugPrivilege	1484	MSBuild.exe

pid	process
1484	MSBuild.exe
1484	MSBuild.exe

pid	process
380	timeout.exe

pid	process
1456	sev 706.exe
1456	sev 706.exe
1456	sev 706.exe

pid	process
1484	MSBuild.exe

description	pid	process	target process
PID 1456 set thread context of 1484	1456	sev 706.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\sev 706.exe
"C:\Users\Admin\AppData\Local\Temp\sev 706.exe"
1⤵
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetThreadContext
PID:1456

C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
"C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\MSBuild.exe"
2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1484

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c TimeOut 1 & Del /F "C:\Users\Admin\AppData\Local\Temp\sev 706.exe"
2⤵
- Suspicious use of WriteProcessMemory
- Deletes itself
PID:788

C:\Windows\SysWOW64\timeout.exe
TimeOut 1
3⤵
- Delays execution with timeout.exe
PID:380

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/380-4-0x0000000000000000-mapping.dmp

Download
memory/788-3-0x0000000000000000-mapping.dmp

Download
memory/1484-0-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1484-1-0x0000000000446A3E-mapping.dmp

Download
memory/1484-2-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

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