agenttesla | ff7e033603de3dd8bef29dbc4a7a903491caae9a0cbe7aea4cb95bd0e5ab771f

General

Target

PARCEL_N.exe
Size

739KB
MD5

4e498eb4dc11e62ee048e2c945c4ce0f
SHA1

32bb45715bdecc274a24350922ee4cd033c773aa
SHA256

3b74c2f8330e4a13915efff621b1eaba4ba50becaa826071fc9e96edd0079f69
SHA512

d0eb52188fb3cb697171654446670c96b702f02805d278e7008b43873bedc6b9c8feddc8538660a944cd007c9bc77c914652dc9c8589ee23035385a0e4ca657d

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
333link00win

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1984-61-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/1984-62-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/1984-64-0x000000000045451E-mapping.dmp	family_agenttesla
behavioral1/memory/1984-63-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/1984-66-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/1984-68-0x0000000000400000-0x000000000045A000-memory.dmp	family_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
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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

PARCEL_N.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PARCEL_N.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PARCEL_N.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PARCEL_N.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PARCEL_N.exe

description pid process target process

PID 1708 set thread context of 1984 1708 PARCEL_N.exe PARCEL_N.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

1676 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

PARCEL_N.exePARCEL_N.exe

pid process

1708 PARCEL_N.exe
1984 PARCEL_N.exe
1984 PARCEL_N.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PARCEL_N.exePARCEL_N.exe

description pid process

Token: SeDebugPrivilege 1708 PARCEL_N.exe
Token: SeDebugPrivilege 1984 PARCEL_N.exe

description	pid	process	target process
PID 1708 set thread context of 1984	1708	PARCEL_N.exe	PARCEL_N.exe

pid	process
1676	schtasks.exe

pid	process
1708	PARCEL_N.exe
1984	PARCEL_N.exe
1984	PARCEL_N.exe

description	pid	process
Token: SeDebugPrivilege	1708	PARCEL_N.exe
Token: SeDebugPrivilege	1984	PARCEL_N.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

PARCEL_N.exe

description	pid	process	target process
PID 1708 wrote to memory of 1676	1708	PARCEL_N.exe	schtasks.exe
PID 1708 wrote to memory of 1676	1708	PARCEL_N.exe	schtasks.exe
PID 1708 wrote to memory of 1676	1708	PARCEL_N.exe	schtasks.exe
PID 1708 wrote to memory of 1676	1708	PARCEL_N.exe	schtasks.exe
PID 1708 wrote to memory of 1984	1708	PARCEL_N.exe	PARCEL_N.exe
PID 1708 wrote to memory of 1984	1708	PARCEL_N.exe	PARCEL_N.exe
PID 1708 wrote to memory of 1984	1708	PARCEL_N.exe	PARCEL_N.exe
PID 1708 wrote to memory of 1984	1708	PARCEL_N.exe	PARCEL_N.exe
PID 1708 wrote to memory of 1984	1708	PARCEL_N.exe	PARCEL_N.exe
PID 1708 wrote to memory of 1984	1708	PARCEL_N.exe	PARCEL_N.exe
PID 1708 wrote to memory of 1984	1708	PARCEL_N.exe	PARCEL_N.exe
PID 1708 wrote to memory of 1984	1708	PARCEL_N.exe	PARCEL_N.exe
PID 1708 wrote to memory of 1984	1708	PARCEL_N.exe	PARCEL_N.exe

outlook_office_path 1 IoCs

Processes:

PARCEL_N.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PARCEL_N.exe

outlook_win_path 1 IoCs

Processes:

PARCEL_N.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PARCEL_N.exe

C:\Users\Admin\AppData\Local\Temp\PARCEL_N.exe
"C:\Users\Admin\AppData\Local\Temp\PARCEL_N.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1708

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RhINblGka" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4FE5.tmp"
2⤵
- Creates scheduled task(s)
PID:1676

C:\Users\Admin\AppData\Local\Temp\PARCEL_N.exe
"C:\Users\Admin\AppData\Local\Temp\PARCEL_N.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1984

MITRE ATT&CK Enterprise 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

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp4FE5.tmp
Filesize
1KB

MD5
c103f6b84bb9fc4a66ee281104afdc56

SHA1
4a276dd851911a29353c4a65b7453fc83f2e58bd

SHA256
bb5e922f9b81d598294225650ef5c3c577ece945c3e5b73c34bb710033d2d247

SHA512
c1577f745703a492c5da8d05dada003fde832e049b6311148128ab319fa7a36414ca2415a399e2cbd9c997319f0627191bce7e3001273f2ae4988732d1c2c754

Download Submit
memory/1676-56-0x0000000000000000-mapping.dmp

Download
memory/1708-54-0x00000000763E1000-0x00000000763E3000-memory.dmp

Filesize
8KB

Download
memory/1708-55-0x0000000074980000-0x0000000074F2B000-memory.dmp

Filesize
5.7MB

Download
memory/1984-61-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1984-58-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1984-59-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1984-62-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1984-64-0x000000000045451E-mapping.dmp

Download
memory/1984-63-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1984-66-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1984-68-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/1984-70-0x0000000074980000-0x0000000074F2B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads