agenttesla | 1e3fba0ca8ada098611e59200a6f26d8c0b966f54aab1cc48991f8eb62f604eb

General

Target

699adf49daa7dbd1e4bd58f741415d68148ad899.exe
Size

888KB
MD5

2659cfdc90835a44bdd248353adff686
SHA1

699adf49daa7dbd1e4bd58f741415d68148ad899
SHA256

1e3fba0ca8ada098611e59200a6f26d8c0b966f54aab1cc48991f8eb62f604eb
SHA512

fdb2388131b0298fe59f529b4611ba6bb7698e89376a9e61bfc6e14580b3a9d59c74024520d7a30daf05ce04fff34dffbf064bc72bed27b58f94cfa857c076db

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.mail.ru
Port:
587
Username:
[email protected]
Password:
ykfSLYm2bvv69WJZjZtc

Signatures

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

AgentTesla Payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/868-65-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/868-66-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/868-67-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/868-68-0x0000000000436E6E-mapping.dmp	family_agenttesla
behavioral1/memory/868-69-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware 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:

699adf49daa7dbd1e4bd58f741415d68148ad899.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	699adf49daa7dbd1e4bd58f741415d68148ad899.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	699adf49daa7dbd1e4bd58f741415d68148ad899.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	699adf49daa7dbd1e4bd58f741415d68148ad899.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

699adf49daa7dbd1e4bd58f741415d68148ad899.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows\CurrentVersion\Run\oopxV = "C:\\Users\\Admin\\AppData\\Roaming\\oopxV\\oopxV.exe"	699adf49daa7dbd1e4bd58f741415d68148ad899.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

699adf49daa7dbd1e4bd58f741415d68148ad899.exe

description	pid	process	target process
PID 1656 set thread context of 868	1656	699adf49daa7dbd1e4bd58f741415d68148ad899.exe	699adf49daa7dbd1e4bd58f741415d68148ad899.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

1840 schtasks.exe

pid	process
1840	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

699adf49daa7dbd1e4bd58f741415d68148ad899.exe699adf49daa7dbd1e4bd58f741415d68148ad899.exe

pid	process
1656	699adf49daa7dbd1e4bd58f741415d68148ad899.exe
868	699adf49daa7dbd1e4bd58f741415d68148ad899.exe
868	699adf49daa7dbd1e4bd58f741415d68148ad899.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

699adf49daa7dbd1e4bd58f741415d68148ad899.exe699adf49daa7dbd1e4bd58f741415d68148ad899.exe

description	pid	process
Token: SeDebugPrivilege	1656	699adf49daa7dbd1e4bd58f741415d68148ad899.exe
Token: SeDebugPrivilege	868	699adf49daa7dbd1e4bd58f741415d68148ad899.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

699adf49daa7dbd1e4bd58f741415d68148ad899.exe

description	pid	process	target process
PID 1656 wrote to memory of 1840	1656	699adf49daa7dbd1e4bd58f741415d68148ad899.exe	schtasks.exe
PID 1656 wrote to memory of 1840	1656	699adf49daa7dbd1e4bd58f741415d68148ad899.exe	schtasks.exe
PID 1656 wrote to memory of 1840	1656	699adf49daa7dbd1e4bd58f741415d68148ad899.exe	schtasks.exe
PID 1656 wrote to memory of 1840	1656	699adf49daa7dbd1e4bd58f741415d68148ad899.exe	schtasks.exe
PID 1656 wrote to memory of 868	1656	699adf49daa7dbd1e4bd58f741415d68148ad899.exe	699adf49daa7dbd1e4bd58f741415d68148ad899.exe
PID 1656 wrote to memory of 868	1656	699adf49daa7dbd1e4bd58f741415d68148ad899.exe	699adf49daa7dbd1e4bd58f741415d68148ad899.exe
PID 1656 wrote to memory of 868	1656	699adf49daa7dbd1e4bd58f741415d68148ad899.exe	699adf49daa7dbd1e4bd58f741415d68148ad899.exe
PID 1656 wrote to memory of 868	1656	699adf49daa7dbd1e4bd58f741415d68148ad899.exe	699adf49daa7dbd1e4bd58f741415d68148ad899.exe
PID 1656 wrote to memory of 868	1656	699adf49daa7dbd1e4bd58f741415d68148ad899.exe	699adf49daa7dbd1e4bd58f741415d68148ad899.exe
PID 1656 wrote to memory of 868	1656	699adf49daa7dbd1e4bd58f741415d68148ad899.exe	699adf49daa7dbd1e4bd58f741415d68148ad899.exe
PID 1656 wrote to memory of 868	1656	699adf49daa7dbd1e4bd58f741415d68148ad899.exe	699adf49daa7dbd1e4bd58f741415d68148ad899.exe
PID 1656 wrote to memory of 868	1656	699adf49daa7dbd1e4bd58f741415d68148ad899.exe	699adf49daa7dbd1e4bd58f741415d68148ad899.exe
PID 1656 wrote to memory of 868	1656	699adf49daa7dbd1e4bd58f741415d68148ad899.exe	699adf49daa7dbd1e4bd58f741415d68148ad899.exe

outlook_office_path 1 IoCs

Processes:

699adf49daa7dbd1e4bd58f741415d68148ad899.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	699adf49daa7dbd1e4bd58f741415d68148ad899.exe

outlook_win_path 1 IoCs

Processes:

699adf49daa7dbd1e4bd58f741415d68148ad899.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	699adf49daa7dbd1e4bd58f741415d68148ad899.exe

C:\Users\Admin\AppData\Local\Temp\699adf49daa7dbd1e4bd58f741415d68148ad899.exe
"C:\Users\Admin\AppData\Local\Temp\699adf49daa7dbd1e4bd58f741415d68148ad899.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1656

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UaOAjKXIDhF" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD587.tmp"
2⤵
- Creates scheduled task(s)
PID:1840

C:\Users\Admin\AppData\Local\Temp\699adf49daa7dbd1e4bd58f741415d68148ad899.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:868

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpD587.tmp
MD5
2223e7872d880131140fb27ee36f0285

SHA1
46b489f6a04e58c72bd1efdf43b664048e9180ed

SHA256
b8ced2f73b069b1ecd707d2518aa941e1dc55971b1282d5377e721d6a768f66a

SHA512
50643ad7d56b855788593673b5feebda297e3e0dc38b871ca313d9a4f6849aa3455c31d26722ad9862cb92e72455b160430996ed42aa3d36040dabd737e51aa7

Download Submit
memory/868-67-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/868-66-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/868-72-0x0000000004D01000-0x0000000004D02000-memory.dmp

Filesize
4KB

Download
memory/868-71-0x0000000004D00000-0x0000000004D01000-memory.dmp

Filesize
4KB

Download
memory/868-64-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/868-69-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/868-68-0x0000000000436E6E-mapping.dmp

Download
memory/868-63-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/868-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1656-60-0x0000000000A70000-0x0000000000AA8000-memory.dmp

Filesize
224KB

Download
memory/1656-56-0x0000000075BF1000-0x0000000075BF3000-memory.dmp

Filesize
8KB

Download
memory/1656-54-0x0000000000AB0000-0x0000000000AB1000-memory.dmp

Filesize
4KB

Download
memory/1656-57-0x0000000004900000-0x0000000004901000-memory.dmp

Filesize
4KB

Download
memory/1656-59-0x0000000004F90000-0x000000000500E000-memory.dmp

Filesize
504KB

Download
memory/1656-58-0x0000000000210000-0x000000000021E000-memory.dmp

Filesize
56KB

Download
memory/1840-61-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads