agenttesla | 6f5364b34d1b30cfcecd5200c68bb09a0fbb0a7afaf1d84d540ada8d0232dc04

General

Target

P.O.exe
Size

946KB
MD5

3f83b2eccdf7eaca5c3884479720c7fd
SHA1

523d78694bdd9db03a2a3069a4be9cff6256f2ff
SHA256

6f5364b34d1b30cfcecd5200c68bb09a0fbb0a7afaf1d84d540ada8d0232dc04
SHA512

5f6f93fd0ed7b154c77312454813ac43f377d8d1478e1378f94875a2951e6f7484ce93a444ab68a8ddf66beb0660a49b5175efda2099621254c3c1d2b6c0d45d

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.cavilum.cl
Port:
587
Username:
mmardones@cavilum.cl
Password:
Cavilum4313

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
behavioral2/memory/3264-125-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/3264-126-0x000000000043763E-mapping.dmp	family_agenttesla
behavioral2/memory/3264-132-0x0000000005200000-0x00000000056FE000-memory.dmp	family_agenttesla
behavioral2/memory/3264-137-0x0000000005200000-0x00000000056FE000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

P.O.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts P.O.exe
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
Suspicious use of SetThreadContext 1 IoCs

Processes:

P.O.exe

description pid process target process

PID 1908 set thread context of 3264 1908 P.O.exe P.O.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

P.O.exeP.O.exe

pid process

1908 P.O.exe
1908 P.O.exe
1908 P.O.exe
3264 P.O.exe
3264 P.O.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

P.O.exeP.O.exe

description pid process

Token: SeDebugPrivilege 1908 P.O.exe
Token: SeDebugPrivilege 3264 P.O.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

P.O.exe

pid process

3264 P.O.exe

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	P.O.exe

description	pid	process	target process
PID 1908 set thread context of 3264	1908	P.O.exe	P.O.exe

pid	process
1908	P.O.exe
1908	P.O.exe
1908	P.O.exe
3264	P.O.exe
3264	P.O.exe

description	pid	process
Token: SeDebugPrivilege	1908	P.O.exe
Token: SeDebugPrivilege	3264	P.O.exe

pid	process
3264	P.O.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

P.O.exe

description	pid	process	target process
PID 1908 wrote to memory of 3264	1908	P.O.exe	P.O.exe
PID 1908 wrote to memory of 3264	1908	P.O.exe	P.O.exe
PID 1908 wrote to memory of 3264	1908	P.O.exe	P.O.exe
PID 1908 wrote to memory of 3264	1908	P.O.exe	P.O.exe
PID 1908 wrote to memory of 3264	1908	P.O.exe	P.O.exe
PID 1908 wrote to memory of 3264	1908	P.O.exe	P.O.exe
PID 1908 wrote to memory of 3264	1908	P.O.exe	P.O.exe
PID 1908 wrote to memory of 3264	1908	P.O.exe	P.O.exe

C:\Users\Admin\AppData\Local\Temp\P.O.exe
"C:\Users\Admin\AppData\Local\Temp\P.O.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1908

C:\Users\Admin\AppData\Local\Temp\P.O.exe
"C:\Users\Admin\AppData\Local\Temp\P.O.exe"
2⤵
- Drops file in Drivers directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3264

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\P.O.exe.log
MD5
5b50852bf977f644bcd5997b7b5883c1

SHA1
8b53694b796620422b366dc5b8dbb3ce3060473c

SHA256
667bc8c8d53eddf6355877344b669db4fb9762e6320afc7316c3786213a254a9

SHA512
7e794fa7de5eca585000ef840ca821f36205d25b389747339d8b8d58b1ef3cd16306e62288f86027cbe6a76eeccc9dc7634a11c94ba551f3ce42ee874fac712d

Download Submit
memory/1908-119-0x0000000007CF0000-0x0000000007CF1000-memory.dmp

Filesize
4KB

Download
memory/1908-122-0x00000000082D0000-0x00000000082E0000-memory.dmp

Filesize
64KB

Download
memory/1908-118-0x0000000008070000-0x0000000008071000-memory.dmp

Filesize
4KB

Download
memory/1908-114-0x0000000000D90000-0x0000000000D91000-memory.dmp

Filesize
4KB

Download
memory/1908-124-0x0000000006910000-0x0000000006977000-memory.dmp

Filesize
412KB

Download
memory/1908-121-0x0000000007D20000-0x0000000007D21000-memory.dmp

Filesize
4KB

Download
memory/1908-117-0x00000000084D0000-0x00000000084D1000-memory.dmp

Filesize
4KB

Download
memory/1908-123-0x000000000A4A0000-0x000000000A533000-memory.dmp

Filesize
588KB

Download
memory/1908-120-0x00000000081D0000-0x00000000081D1000-memory.dmp

Filesize
4KB

Download
memory/1908-116-0x0000000007F30000-0x0000000007F31000-memory.dmp

Filesize
4KB

Download
memory/3264-126-0x000000000043763E-mapping.dmp

Download
memory/3264-125-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3264-132-0x0000000005200000-0x00000000056FE000-memory.dmp

Filesize
5.0MB

Download
memory/3264-133-0x00000000056B0000-0x00000000056B1000-memory.dmp

Filesize
4KB

Download
memory/3264-134-0x0000000005F60000-0x0000000005F61000-memory.dmp

Filesize
4KB

Download
memory/3264-137-0x0000000005200000-0x00000000056FE000-memory.dmp

Filesize
5.0MB

Download

Analysis

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