agenttesla | ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf

General

Target

ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe
Size

528KB
MD5

3a71ba719d9d36d39da5d0858519fd97
SHA1

1c886e065951e64942d219248b43cf68a066ec23
SHA256

ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf
SHA512

07ca4ddc73c634b0a5646425d11ea48bf132fff069dde86e584407ae7d7816229423023a4411cc25f5bc62f93f1aab0af73cf1f3d31c79c37a03f0dbbdbb91de
SSDEEP

12288:fOywMuiR3dtTTEJAW4wuMqnZsfTaUHSXEjzZH5mLhavOXgt3omitl9c:fN9uiR3bn2AW7aq+USXEXgIr

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
Galadinma26

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/2644-17-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/2644-13-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/2644-10-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/2644-9-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/2644-15-0x0000000000400000-0x0000000000450000-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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2888 set thread context of 2644	2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe	32

System Location Discovery: System Language Discovery 1 TTPs 2 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	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe
2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe
2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe
2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe
2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe
2644	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe
2644	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe
Token: SeDebugPrivilege	2644	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 2648	2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe	31
PID 2888 wrote to memory of 2648	2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe	31
PID 2888 wrote to memory of 2648	2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe	31
PID 2888 wrote to memory of 2648	2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe	31
PID 2888 wrote to memory of 2644	2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe	32
PID 2888 wrote to memory of 2644	2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe	32
PID 2888 wrote to memory of 2644	2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe	32
PID 2888 wrote to memory of 2644	2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe	32
PID 2888 wrote to memory of 2644	2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe	32
PID 2888 wrote to memory of 2644	2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe	32
PID 2888 wrote to memory of 2644	2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe	32
PID 2888 wrote to memory of 2644	2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe	32
PID 2888 wrote to memory of 2644	2888	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe

C:\Users\Admin\AppData\Local\Temp\ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe
"C:\Users\Admin\AppData\Local\Temp\ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2888
- C:\Users\Admin\AppData\Local\Temp\ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe
  "{path}"
  2⤵
  PID:2648
- C:\Users\Admin\AppData\Local\Temp\ca043568883f98f13c752a9e32d2a936ec8039218cd094519a50cfc86a5347cf.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2644

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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 Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2644-7-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2644-10-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2644-23-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/2644-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2644-22-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/2644-17-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2644-19-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/2644-18-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/2644-21-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/2644-13-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2644-5-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2644-9-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2644-15-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2888-0-0x0000000074C01000-0x0000000074C02000-memory.dmp

Filesize
4KB

Download
memory/2888-3-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/2888-20-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/2888-1-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/2888-4-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/2888-2-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download

Analysis

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