agenttesla | faf02d9acd5877e620c4fb200895a1306a555baedc6b5e7072a4928a1a39a20a

General

Target

PDF.exe
Size

711KB
MD5

72974b75ad00da73e07b976b73c5afb6
SHA1

094208c0eedb674553d1b7c0a99e46599d75acff
SHA256

faf02d9acd5877e620c4fb200895a1306a555baedc6b5e7072a4928a1a39a20a
SHA512

e708b48b2fabbe96eb78e0021dba6acb63078c413a0ad9063f6204c36357a867da9e883e02f7c1def0a5a6ec7a2596cfedda715beb483691b4434725f440d851
SSDEEP

12288:j/bwLijBoKwyg+ldzxhPD4eu6fvLSReBFmPbSCcWCODgNjsyrroyVMx:jDKzyjlntS6GReuVvDgNjsyno

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.mailo.com
Port:
587
Username:
[email protected]
Password:
Bignosa1995
Email To:
[email protected]

Signatures

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

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

Processes:

PDF.exe

description pid process target process

PID 2940 set thread context of 2668 2940 PDF.exe PDF.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

2556 schtasks.exe
Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

PDF.exePDF.exepowershell.exe

pid process

2940 PDF.exe
2940 PDF.exe
2940 PDF.exe
2940 PDF.exe
2940 PDF.exe
2940 PDF.exe
2940 PDF.exe
2668 PDF.exe
2668 PDF.exe
2976 powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

PDF.exePDF.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2940 PDF.exe
Token: SeDebugPrivilege 2668 PDF.exe
Token: SeDebugPrivilege 2976 powershell.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

PDF.exe

pid process

2668 PDF.exe

flow	ioc
2	api.ipify.org

description	pid	process	target process
PID 2940 set thread context of 2668	2940	PDF.exe	PDF.exe

pid	process
2556	schtasks.exe

pid	process
2940	PDF.exe
2940	PDF.exe
2940	PDF.exe
2940	PDF.exe
2940	PDF.exe
2940	PDF.exe
2940	PDF.exe
2668	PDF.exe
2668	PDF.exe
2976	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2940	PDF.exe
Token: SeDebugPrivilege	2668	PDF.exe
Token: SeDebugPrivilege	2976	powershell.exe

pid	process
2668	PDF.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

PDF.exe

description	pid	process	target process
PID 2940 wrote to memory of 2976	2940	PDF.exe	powershell.exe
PID 2940 wrote to memory of 2976	2940	PDF.exe	powershell.exe
PID 2940 wrote to memory of 2976	2940	PDF.exe	powershell.exe
PID 2940 wrote to memory of 2976	2940	PDF.exe	powershell.exe
PID 2940 wrote to memory of 2556	2940	PDF.exe	schtasks.exe
PID 2940 wrote to memory of 2556	2940	PDF.exe	schtasks.exe
PID 2940 wrote to memory of 2556	2940	PDF.exe	schtasks.exe
PID 2940 wrote to memory of 2556	2940	PDF.exe	schtasks.exe
PID 2940 wrote to memory of 2668	2940	PDF.exe	PDF.exe
PID 2940 wrote to memory of 2668	2940	PDF.exe	PDF.exe
PID 2940 wrote to memory of 2668	2940	PDF.exe	PDF.exe
PID 2940 wrote to memory of 2668	2940	PDF.exe	PDF.exe
PID 2940 wrote to memory of 2668	2940	PDF.exe	PDF.exe
PID 2940 wrote to memory of 2668	2940	PDF.exe	PDF.exe
PID 2940 wrote to memory of 2668	2940	PDF.exe	PDF.exe
PID 2940 wrote to memory of 2668	2940	PDF.exe	PDF.exe
PID 2940 wrote to memory of 2668	2940	PDF.exe	PDF.exe

C:\Users\Admin\AppData\Local\Temp\PDF.exe
"C:\Users\Admin\AppData\Local\Temp\PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2940

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\YBGbQTeOWq.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2976

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YBGbQTeOWq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6EAB.tmp"
2⤵
- Creates scheduled task(s)
PID:2556

C:\Users\Admin\AppData\Local\Temp\PDF.exe
"C:\Users\Admin\AppData\Local\Temp\PDF.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2668

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp6EAB.tmp

Filesize
1KB

MD5
4f6112ff3b9aecd03d7e5e5bdae45acd

SHA1
e9249ad33eb448bcd475cac61055846a68ee7ceb

SHA256
7fcdec3721c279dc938ba8237c1d5ca1a54dc754020926b6c8c4c50640b0bbd4

SHA512
f72ff2dfbc348a5cc9b2e74a6879b1a80f024f1834e610cd239a048d364c7db5f4b2e489bc2072386582c5e0e3577ec94c95ded0f0d7d676df52881335fbff0e

Download Submit
memory/2668-34-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2668-40-0x0000000000480000-0x00000000004C0000-memory.dmp

Filesize
256KB

Download
memory/2668-22-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2668-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2668-39-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2668-36-0x0000000000480000-0x00000000004C0000-memory.dmp

Filesize
256KB

Download
memory/2668-26-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2668-30-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2668-28-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2668-16-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2668-18-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2668-20-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2940-8-0x0000000004DF0000-0x0000000004E30000-memory.dmp

Filesize
256KB

Download
memory/2940-6-0x0000000000B60000-0x0000000000BDA000-memory.dmp

Filesize
488KB

Download
memory/2940-4-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/2940-1-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2940-2-0x0000000004DF0000-0x0000000004E30000-memory.dmp

Filesize
256KB

Download
memory/2940-31-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2940-5-0x0000000000520000-0x000000000052A000-memory.dmp

Filesize
40KB

Download
memory/2940-3-0x0000000000570000-0x0000000000588000-memory.dmp

Filesize
96KB

Download
memory/2940-0-0x0000000000E40000-0x0000000000EF8000-memory.dmp

Filesize
736KB

Download
memory/2940-7-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/2976-33-0x000000006E480000-0x000000006EA2B000-memory.dmp

Filesize
5.7MB

Download
memory/2976-37-0x0000000002DE0000-0x0000000002E20000-memory.dmp

Filesize
256KB

Download
memory/2976-38-0x000000006E480000-0x000000006EA2B000-memory.dmp

Filesize
5.7MB

Download
memory/2976-32-0x000000006E480000-0x000000006EA2B000-memory.dmp

Filesize
5.7MB

Download
memory/2976-35-0x0000000002DE0000-0x0000000002E20000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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