agenttesla | 4730211b41726d261fe9f81bbbacd224b2659f9f05909395f8492adf187d8666

General

Target

Invoice-3990993.exe
Size

582KB
MD5

c240ecb4d6da455111dca9256dcd3604
SHA1

de229f907f93f89d5fe10828fa7e8034e70cda55
SHA256

4730211b41726d261fe9f81bbbacd224b2659f9f05909395f8492adf187d8666
SHA512

28ff87cdbc0d40702122818592a197e92d637947b7591c785d34c7b37175061206683dc3ff57918a50de021841bf33d1aba13275f2fc4337b6c19e4c19adaacf

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.hybridgroupco.com
Port:
587
Username:
[email protected]
Password:
Money123@@@

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1396-9-0x00000000004375EE-mapping.dmp	family_agenttesla
behavioral1/memory/1396-8-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1396-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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

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
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
Suspicious use of SetThreadContext 1 IoCs

Processes:

Invoice-3990993.exe

description pid process target process

PID 1724 set thread context of 1396 1724 Invoice-3990993.exe Invoice-3990993.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Invoice-3990993.exe

pid process

1396 Invoice-3990993.exe
1396 Invoice-3990993.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Invoice-3990993.exe

description pid process

Token: SeDebugPrivilege 1396 Invoice-3990993.exe

description	pid	process	target process
PID 1724 set thread context of 1396	1724	Invoice-3990993.exe	Invoice-3990993.exe

pid	process
1396	Invoice-3990993.exe
1396	Invoice-3990993.exe

description	pid	process
Token: SeDebugPrivilege	1396	Invoice-3990993.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Invoice-3990993.exe

description	pid	process	target process
PID 1724 wrote to memory of 1396	1724	Invoice-3990993.exe	Invoice-3990993.exe
PID 1724 wrote to memory of 1396	1724	Invoice-3990993.exe	Invoice-3990993.exe
PID 1724 wrote to memory of 1396	1724	Invoice-3990993.exe	Invoice-3990993.exe
PID 1724 wrote to memory of 1396	1724	Invoice-3990993.exe	Invoice-3990993.exe
PID 1724 wrote to memory of 1396	1724	Invoice-3990993.exe	Invoice-3990993.exe
PID 1724 wrote to memory of 1396	1724	Invoice-3990993.exe	Invoice-3990993.exe
PID 1724 wrote to memory of 1396	1724	Invoice-3990993.exe	Invoice-3990993.exe
PID 1724 wrote to memory of 1396	1724	Invoice-3990993.exe	Invoice-3990993.exe
PID 1724 wrote to memory of 1396	1724	Invoice-3990993.exe	Invoice-3990993.exe

C:\Users\Admin\AppData\Local\Temp\Invoice-3990993.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice-3990993.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1724

C:\Users\Admin\AppData\Local\Temp\Invoice-3990993.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice-3990993.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1396

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/1396-9-0x00000000004375EE-mapping.dmp

Download
memory/1396-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1396-10-0x0000000074D20000-0x000000007540E000-memory.dmp

Filesize
6.9MB

Download
memory/1396-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1396-13-0x0000000004710000-0x0000000004711000-memory.dmp

Filesize
4KB

Download
memory/1396-14-0x0000000004711000-0x0000000004712000-memory.dmp

Filesize
4KB

Download
memory/1724-2-0x0000000074D20000-0x000000007540E000-memory.dmp

Filesize
6.9MB

Download
memory/1724-3-0x0000000000EE0000-0x0000000000EE1000-memory.dmp

Filesize
4KB

Download
memory/1724-5-0x0000000000270000-0x0000000000273000-memory.dmp

Filesize
12KB

Download
memory/1724-6-0x0000000004D00000-0x0000000004D01000-memory.dmp

Filesize
4KB

Download
memory/1724-7-0x0000000004F40000-0x0000000004FAC000-memory.dmp

Filesize
432KB

Download

Analysis

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