agenttesla | 833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41

General

Target

833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe
Size

565KB
MD5

9330eaacfed7b423be85f311c8cdef7b
SHA1

d92c88c52b6a11ef5c10a2d562d9895dd36782e5
SHA256

833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41
SHA512

3f8202536a0bab106f34da8522b3f646c2a324bd010ba707837f23e6f270c44aaabe63cf00a6d57397ba437af625ec757f7b3fff257938b6962919bc8039a69f
SSDEEP

12288:68xIbw8eGla14wZSt/NyFxJ4AzffYBgiM+z1tFtBTqJFTPG:6Tbw8eGlwF8/NyxFLABgM3tBTqC

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.grodno.by
Port:
587
Username:
[email protected]
Password:
9qd8$2NonPD

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2800-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2800-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2800-24-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2800-22-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2800-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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 3 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

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2548 set thread context of 2800	2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe	32

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2612	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe
2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe
2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe
2800	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe
2800	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe
Token: SeDebugPrivilege	2800	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2800	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 2612	2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe	29
PID 2548 wrote to memory of 2612	2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe	29
PID 2548 wrote to memory of 2612	2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe	29
PID 2548 wrote to memory of 2612	2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe	29
PID 2548 wrote to memory of 2844	2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe	31
PID 2548 wrote to memory of 2844	2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe	31
PID 2548 wrote to memory of 2844	2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe	31
PID 2548 wrote to memory of 2844	2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe	31
PID 2548 wrote to memory of 2800	2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe	32
PID 2548 wrote to memory of 2800	2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe	32
PID 2548 wrote to memory of 2800	2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe	32
PID 2548 wrote to memory of 2800	2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe	32
PID 2548 wrote to memory of 2800	2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe	32
PID 2548 wrote to memory of 2800	2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe	32
PID 2548 wrote to memory of 2800	2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe	32
PID 2548 wrote to memory of 2800	2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe	32
PID 2548 wrote to memory of 2800	2548	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe

C:\Users\Admin\AppData\Local\Temp\833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe
"C:\Users\Admin\AppData\Local\Temp\833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2548
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PsDIUFItbUFHT" /XML "C:\Users\Admin\AppData\Local\Temp\tmp46FF.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2612
- C:\Users\Admin\AppData\Local\Temp\833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe
  "{path}"
  2⤵
  PID:2844
- C:\Users\Admin\AppData\Local\Temp\833bb5a3f62cdad492695ec652640e77393965c3972813863e96cd642ad8ac41.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

5

T1552

Credentials In Files

4

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

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\tmp46FF.tmp

Filesize
1KB

MD5
39f37aa34e8253390603a97b85124444

SHA1
f4c4734f0408277490b2747f6f31970426ef5ec4

SHA256
1f9fca7fc77cc6cfc4d44709eb1bfc886fcf1d3378cea3c013301739addd61b9

SHA512
2e0d440414780a4fd51a568e7f6d9957ddad977dbcf38be81cd292284746e270ccfd113cf40bdbb8a601d28640502c29e0e9a70f3fb934e677f4e28054990ff1

Download Submit
memory/2548-0-0x0000000073C4E000-0x0000000073C4F000-memory.dmp

Filesize
4KB

Download
memory/2548-1-0x0000000000310000-0x00000000003A4000-memory.dmp

Filesize
592KB

Download
memory/2548-2-0x0000000073C40000-0x000000007432E000-memory.dmp

Filesize
6.9MB

Download
memory/2548-3-0x0000000000470000-0x0000000000484000-memory.dmp

Filesize
80KB

Download
memory/2548-4-0x0000000073C4E000-0x0000000073C4F000-memory.dmp

Filesize
4KB

Download
memory/2548-5-0x0000000073C40000-0x000000007432E000-memory.dmp

Filesize
6.9MB

Download
memory/2548-6-0x00000000053E0000-0x0000000005464000-memory.dmp

Filesize
528KB

Download
memory/2548-7-0x00000000048B0000-0x00000000048EC000-memory.dmp

Filesize
240KB

Download
memory/2548-25-0x0000000073C40000-0x000000007432E000-memory.dmp

Filesize
6.9MB

Download
memory/2800-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2800-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2800-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2800-24-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2800-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2800-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2800-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2800-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2800-26-0x0000000073C40000-0x000000007432E000-memory.dmp

Filesize
6.9MB

Download
memory/2800-27-0x0000000073C40000-0x000000007432E000-memory.dmp

Filesize
6.9MB

Download
memory/2800-28-0x0000000073C40000-0x000000007432E000-memory.dmp

Filesize
6.9MB

Download
memory/2800-29-0x0000000073C40000-0x000000007432E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads