agenttesla | 1414f24264a3c0579250f74acdbb4ffffc79cf787221704b80cdab5829212bff

General

Target

PO.exe
Size

629KB
MD5

80a403850f764cd5b6b6ca7815d1eef8
SHA1

bd52782526e783fe7786e4cef0f169264c1b117d
SHA256

1414f24264a3c0579250f74acdbb4ffffc79cf787221704b80cdab5829212bff
SHA512

3d4eb72ccb52bea0c05f87885a1b054f294c1e40292aec9d7c09680c20ed4336e0645fefe4b586139642f16022e67cd9d7b62f4e69b00343e1b92cd30c8e9b69

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
Wm^kN*!7

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/1896-4-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1896-5-0x00000000004469FE-mapping.dmp	family_agenttesla
behavioral1/memory/1896-7-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1896-6-0x0000000000400000-0x000000000044C000-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:

PO.exe

description pid process target process

PID 676 set thread context of 1896 676 PO.exe PO.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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
T1053

Processes:

schtasks.exe

pid process

1856 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

PO.exe

pid process

1896 PO.exe
1896 PO.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

PO.exe

description pid process

Token: SeDebugPrivilege 1896 PO.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

PO.exe

pid process

1896 PO.exe

description	pid	process	target process
PID 676 set thread context of 1896	676	PO.exe	PO.exe

pid	process
1856	schtasks.exe

pid	process
1896	PO.exe
1896	PO.exe

description	pid	process
Token: SeDebugPrivilege	1896	PO.exe

pid	process
1896	PO.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

PO.exe

description	pid	process	target process
PID 676 wrote to memory of 1856	676	PO.exe	schtasks.exe
PID 676 wrote to memory of 1856	676	PO.exe	schtasks.exe
PID 676 wrote to memory of 1856	676	PO.exe	schtasks.exe
PID 676 wrote to memory of 1856	676	PO.exe	schtasks.exe
PID 676 wrote to memory of 1896	676	PO.exe	PO.exe
PID 676 wrote to memory of 1896	676	PO.exe	PO.exe
PID 676 wrote to memory of 1896	676	PO.exe	PO.exe
PID 676 wrote to memory of 1896	676	PO.exe	PO.exe
PID 676 wrote to memory of 1896	676	PO.exe	PO.exe
PID 676 wrote to memory of 1896	676	PO.exe	PO.exe
PID 676 wrote to memory of 1896	676	PO.exe	PO.exe
PID 676 wrote to memory of 1896	676	PO.exe	PO.exe
PID 676 wrote to memory of 1896	676	PO.exe	PO.exe

C:\Users\Admin\AppData\Local\Temp\PO.exe
"C:\Users\Admin\AppData\Local\Temp\PO.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:676

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OgmEfPUTiwiF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3310.tmp"
2⤵
- Creates scheduled task(s)
PID:1856

C:\Users\Admin\AppData\Local\Temp\PO.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1896

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp3310.tmp
MD5
5d340571c5eab6c1de9d23df56684b1a

SHA1
074b82531bd3f289d2752e8e9dcee5c80bb9ac25

SHA256
e139c8ea5ef160440a123620e2257b74967205af9197afeff50de5e7170b42a8

SHA512
5aa631c33e62b6b652d5180d6382a80c9555579ebf1ce439e07dc9b216ed46fd3ff856a12037fd744dea9fbadf0c67ff0c35eecedf149b03e3c76d9b6af2d53d

Download Submit
memory/676-1-0x0000000000000000-0x0000000000000000-disk.dmp

Download
memory/1856-2-0x0000000000000000-mapping.dmp

Download
memory/1896-4-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1896-5-0x00000000004469FE-mapping.dmp

Download
memory/1896-7-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1896-6-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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