agenttesla | 4c8682b1c5fb75017cdcc14ebd946e2553dbd50bdbcc402ee15e0700d9774e59

General

Target

4c8682b1c5fb75017cdcc14ebd946e2553dbd50bdbcc402ee15e0700d9774e59.exe
Size

623KB
MD5

cbcf4a372d624b07922ff281d203304b
SHA1

2f888eb429648b17a15c9e614ffb3d4459921b57
SHA256

4c8682b1c5fb75017cdcc14ebd946e2553dbd50bdbcc402ee15e0700d9774e59
SHA512

0dcdcb543c19db9c12f220ac8fc13887015db22b8264cf6dc2fb4633b967b4eba900bf7f77d16cda78c5ca5d93febade9ba2ca38262b47d50499ded98eadbc0b
SSDEEP

12288:DjGaOpk+txzRgl0J3VaaYQdkwfO0xaD3UBUujknb9GTkkkkkkkkkkkkkkkkkkkkd:ZOpH3i23VbYQdkwfO0xaD3UBUujknwAs

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.mgcpakistan.com/
Port:
21
Username:
[email protected]
Password:
boygirl123456

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

AgentTesla payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1948-134-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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
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 stealer

Data from Local System
T1005

Credentials in Files
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

4c8682b1c5fb75017cdcc14ebd946e2553dbd50bdbcc402ee15e0700d9774e59.exe

description	pid	process	target process
PID 2264 set thread context of 1948	2264	4c8682b1c5fb75017cdcc14ebd946e2553dbd50bdbcc402ee15e0700d9774e59.exe	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegAsm.exe

pid process

1948 RegAsm.exe
1948 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 1948 RegAsm.exe

pid	process
1948	RegAsm.exe
1948	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	1948	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

4c8682b1c5fb75017cdcc14ebd946e2553dbd50bdbcc402ee15e0700d9774e59.exe

description	pid	process	target process
PID 2264 wrote to memory of 1948	2264	4c8682b1c5fb75017cdcc14ebd946e2553dbd50bdbcc402ee15e0700d9774e59.exe	RegAsm.exe
PID 2264 wrote to memory of 1948	2264	4c8682b1c5fb75017cdcc14ebd946e2553dbd50bdbcc402ee15e0700d9774e59.exe	RegAsm.exe
PID 2264 wrote to memory of 1948	2264	4c8682b1c5fb75017cdcc14ebd946e2553dbd50bdbcc402ee15e0700d9774e59.exe	RegAsm.exe
PID 2264 wrote to memory of 1948	2264	4c8682b1c5fb75017cdcc14ebd946e2553dbd50bdbcc402ee15e0700d9774e59.exe	RegAsm.exe
PID 2264 wrote to memory of 1948	2264	4c8682b1c5fb75017cdcc14ebd946e2553dbd50bdbcc402ee15e0700d9774e59.exe	RegAsm.exe
PID 2264 wrote to memory of 1948	2264	4c8682b1c5fb75017cdcc14ebd946e2553dbd50bdbcc402ee15e0700d9774e59.exe	RegAsm.exe
PID 2264 wrote to memory of 1948	2264	4c8682b1c5fb75017cdcc14ebd946e2553dbd50bdbcc402ee15e0700d9774e59.exe	RegAsm.exe
PID 2264 wrote to memory of 1948	2264	4c8682b1c5fb75017cdcc14ebd946e2553dbd50bdbcc402ee15e0700d9774e59.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

outlook_win_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\4c8682b1c5fb75017cdcc14ebd946e2553dbd50bdbcc402ee15e0700d9774e59.exe
"C:\Users\Admin\AppData\Local\Temp\4c8682b1c5fb75017cdcc14ebd946e2553dbd50bdbcc402ee15e0700d9774e59.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2264

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1948

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1948-133-0x0000000000000000-mapping.dmp

Download
memory/1948-134-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1948-135-0x0000000005E90000-0x0000000006434000-memory.dmp

Filesize
5.6MB

Download
memory/1948-136-0x0000000005790000-0x0000000005822000-memory.dmp

Filesize
584KB

Download
memory/1948-137-0x0000000005B20000-0x0000000005BBC000-memory.dmp

Filesize
624KB

Download
memory/1948-138-0x0000000006880000-0x00000000068E6000-memory.dmp

Filesize
408KB

Download
memory/1948-139-0x0000000006B40000-0x0000000006B90000-memory.dmp

Filesize
320KB

Download
memory/1948-140-0x0000000006B00000-0x0000000006B0A000-memory.dmp

Filesize
40KB

Download
memory/2264-132-0x0000000000300000-0x00000000003A2000-memory.dmp

Filesize
648KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads