agenttesla | 5b3267deb2e1a7d15a607c191a58af5da2ed5de23655ceeb4b0280fe6f0d5a7a

General

Target

30714756.PDF.exe
Size

851KB
MD5

f63292fb2b058227bade273192eeaa01
SHA1

947429ac7fc21804939af655bf4b9c008eadba49
SHA256

5b3267deb2e1a7d15a607c191a58af5da2ed5de23655ceeb4b0280fe6f0d5a7a
SHA512

4b6e1b34422b9bc310a04723e4a1b761a3056fe7a893156d3f18d61d96eefa096cee3b5b78d19b231c54d91767f737ec2cf9f317ee6a99ea1dd4f24ed7cd6973

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.vivaldi.net
Port:
587
Username:
chynaman@vivaldi.net
Password:
pmoneyboy994

Signatures

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

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1512-7-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1512-8-0x00000000004373EE-mapping.dmp	family_agenttesla
behavioral1/memory/1512-9-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1512-10-0x0000000000400000-0x000000000043C000-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:

30714756.PDF.exe

description pid process target process

PID 1204 set thread context of 1512 1204 30714756.PDF.exe 30714756.PDF.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

30714756.PDF.exe30714756.PDF.exe

pid process

1204 30714756.PDF.exe
1204 30714756.PDF.exe
1512 30714756.PDF.exe
1512 30714756.PDF.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

30714756.PDF.exe30714756.PDF.exe

description pid process

Token: SeDebugPrivilege 1204 30714756.PDF.exe
Token: SeDebugPrivilege 1512 30714756.PDF.exe

description	pid	process	target process
PID 1204 set thread context of 1512	1204	30714756.PDF.exe	30714756.PDF.exe

pid	process
1204	30714756.PDF.exe
1204	30714756.PDF.exe
1512	30714756.PDF.exe
1512	30714756.PDF.exe

description	pid	process
Token: SeDebugPrivilege	1204	30714756.PDF.exe
Token: SeDebugPrivilege	1512	30714756.PDF.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

30714756.PDF.exe

description	pid	process	target process
PID 1204 wrote to memory of 1540	1204	30714756.PDF.exe	30714756.PDF.exe
PID 1204 wrote to memory of 1540	1204	30714756.PDF.exe	30714756.PDF.exe
PID 1204 wrote to memory of 1540	1204	30714756.PDF.exe	30714756.PDF.exe
PID 1204 wrote to memory of 1540	1204	30714756.PDF.exe	30714756.PDF.exe
PID 1204 wrote to memory of 1512	1204	30714756.PDF.exe	30714756.PDF.exe
PID 1204 wrote to memory of 1512	1204	30714756.PDF.exe	30714756.PDF.exe
PID 1204 wrote to memory of 1512	1204	30714756.PDF.exe	30714756.PDF.exe
PID 1204 wrote to memory of 1512	1204	30714756.PDF.exe	30714756.PDF.exe
PID 1204 wrote to memory of 1512	1204	30714756.PDF.exe	30714756.PDF.exe
PID 1204 wrote to memory of 1512	1204	30714756.PDF.exe	30714756.PDF.exe
PID 1204 wrote to memory of 1512	1204	30714756.PDF.exe	30714756.PDF.exe
PID 1204 wrote to memory of 1512	1204	30714756.PDF.exe	30714756.PDF.exe
PID 1204 wrote to memory of 1512	1204	30714756.PDF.exe	30714756.PDF.exe

C:\Users\Admin\AppData\Local\Temp\30714756.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\30714756.PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1204

C:\Users\Admin\AppData\Local\Temp\30714756.PDF.exe
"{path}"
2⤵
PID:1540

C:\Users\Admin\AppData\Local\Temp\30714756.PDF.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1512

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/1204-2-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/1204-3-0x0000000000860000-0x0000000000861000-memory.dmp

Filesize
4KB

Download
memory/1204-5-0x0000000000510000-0x000000000051E000-memory.dmp

Filesize
56KB

Download
memory/1204-6-0x0000000005650000-0x00000000056ED000-memory.dmp

Filesize
628KB

Download
memory/1512-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1512-8-0x00000000004373EE-mapping.dmp

Download
memory/1512-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1512-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1512-11-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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