agenttesla | 3b643d780998176ba4dac7970b723efecb4364156aa6254f21efe01d300909b3

General

Target

Quote.exe
Size

337KB
MD5

81eb19a3038cc9f1db89a3129e7b4ba7
SHA1

c0a26fbe354b6ed969e72bdf7b9e5f07c694d983
SHA256

29cc022580d4c19fcd07e74660434841b6c32bef1e65bd3868ea96b403916309
SHA512

05c1d32bc7f28a6f55f21846efeb172f2b6bb2d76bc574b36efc22c3236fef3f0b9b9dbbb9ca078118567bdb764eb6935f9f20ce2927a0ff2e41dad03ca2ec16
SSDEEP

6144:ZtIqthpa5mvlMjIK0wfMzui6TuodNNJJuh57dF0dSF+5wQOKcJOC9+jXy:bIqtFSjIK6zui6i0Zoidc+5w59J7A

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.bnfm.com
Port:
587
Username:
[email protected]
Password:
UpPencilViewFast398
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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 stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

3 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Quote.exe

description pid process target process

PID 396 set thread context of 4808 396 Quote.exe RegAsm.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

Quote.exeRegAsm.exe

pid process

396 Quote.exe
396 Quote.exe
396 Quote.exe
396 Quote.exe
4808 RegAsm.exe
4808 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Quote.exeRegAsm.exe

description pid process

Token: SeDebugPrivilege 396 Quote.exe
Token: SeDebugPrivilege 4808 RegAsm.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RegAsm.exe

pid process

4808 RegAsm.exe

flow	ioc
3	api.ipify.org

description	pid	process	target process
PID 396 set thread context of 4808	396	Quote.exe	RegAsm.exe

pid	process
396	Quote.exe
396	Quote.exe
396	Quote.exe
396	Quote.exe
4808	RegAsm.exe
4808	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	396	Quote.exe
Token: SeDebugPrivilege	4808	RegAsm.exe

pid	process
4808	RegAsm.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

Quote.exe

description	pid	process	target process
PID 396 wrote to memory of 1592	396	Quote.exe	RegAsm.exe
PID 396 wrote to memory of 1592	396	Quote.exe	RegAsm.exe
PID 396 wrote to memory of 1592	396	Quote.exe	RegAsm.exe
PID 396 wrote to memory of 3648	396	Quote.exe	RegAsm.exe
PID 396 wrote to memory of 3648	396	Quote.exe	RegAsm.exe
PID 396 wrote to memory of 3648	396	Quote.exe	RegAsm.exe
PID 396 wrote to memory of 4808	396	Quote.exe	RegAsm.exe
PID 396 wrote to memory of 4808	396	Quote.exe	RegAsm.exe
PID 396 wrote to memory of 4808	396	Quote.exe	RegAsm.exe
PID 396 wrote to memory of 4808	396	Quote.exe	RegAsm.exe
PID 396 wrote to memory of 4808	396	Quote.exe	RegAsm.exe
PID 396 wrote to memory of 4808	396	Quote.exe	RegAsm.exe
PID 396 wrote to memory of 4808	396	Quote.exe	RegAsm.exe
PID 396 wrote to memory of 4808	396	Quote.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\Quote.exe
"C:\Users\Admin\AppData\Local\Temp\Quote.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:396

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
PID:1592

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
PID:3648

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/396-13-0x00000000748E0000-0x0000000075090000-memory.dmp

Filesize
7.7MB

Download
memory/396-4-0x0000000004F50000-0x0000000004F5A000-memory.dmp

Filesize
40KB

Download
memory/396-0-0x00000000004F0000-0x000000000054A000-memory.dmp

Filesize
360KB

Download
memory/396-3-0x0000000004F80000-0x0000000005012000-memory.dmp

Filesize
584KB

Download
memory/396-6-0x0000000004F30000-0x0000000004F40000-memory.dmp

Filesize
64KB

Download
memory/396-5-0x0000000005090000-0x00000000050E6000-memory.dmp

Filesize
344KB

Download
memory/396-7-0x0000000004F40000-0x0000000004F4A000-memory.dmp

Filesize
40KB

Download
memory/396-1-0x00000000748E0000-0x0000000075090000-memory.dmp

Filesize
7.7MB

Download
memory/396-2-0x0000000005490000-0x0000000005A34000-memory.dmp

Filesize
5.6MB

Download
memory/4808-11-0x0000000005040000-0x0000000005050000-memory.dmp

Filesize
64KB

Download
memory/4808-9-0x00000000748E0000-0x0000000075090000-memory.dmp

Filesize
7.7MB

Download
memory/4808-10-0x0000000005150000-0x00000000051B6000-memory.dmp

Filesize
408KB

Download
memory/4808-8-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/4808-14-0x00000000066F0000-0x0000000006740000-memory.dmp

Filesize
320KB

Download
memory/4808-15-0x00000000067E0000-0x000000000687C000-memory.dmp

Filesize
624KB

Download
memory/4808-16-0x00000000748E0000-0x0000000075090000-memory.dmp

Filesize
7.7MB

Download
memory/4808-17-0x0000000005040000-0x0000000005050000-memory.dmp

Filesize
64KB

Download

Analysis

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