agenttesla | 5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e

General

Target

5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe
Size

510KB
MD5

9cc6808488ac25c8c7252b1a16d81866
SHA1

f8a86372b9a903adc0e67c93aa4cb18ef2bf2160
SHA256

5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e
SHA512

eb68e18321b7b5a91d213de114763e12a5bfd262711cc5e44882b856836c122f4f298c9468f6533b2a22ed94ffa35b0f6efa6c78cb942a9916d9e09150584a57
SSDEEP

12288:24LDqJFTP6uX8XCwHYWlWgt+lwLXLHCm8FuZ6EfH6r:24LDqeuXcCwXlWgMlaXJ8FNMar

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:
Nwamama121

Signatures

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

AgentTesla payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3924-9-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe

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

Processes:

5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe

description	pid	Process	procid_target
PID 3124 set thread context of 3924	3124	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe	92

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

Processes:

5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exeschtasks.exe5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.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

Processes:

schtasks.exe

pid	Process
4848	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe

pid	Process
3124	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe
3124	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe
3124	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe
3924	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe
3924	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe

description	pid	Process
Token: SeDebugPrivilege	3124	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe
Token: SeDebugPrivilege	3924	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe

pid	Process
3924	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe

description	pid	Process	procid_target
PID 3124 wrote to memory of 4848	3124	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe	89
PID 3124 wrote to memory of 4848	3124	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe	89
PID 3124 wrote to memory of 4848	3124	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe	89
PID 3124 wrote to memory of 3632	3124	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe	91
PID 3124 wrote to memory of 3632	3124	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe	91
PID 3124 wrote to memory of 3632	3124	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe	91
PID 3124 wrote to memory of 3924	3124	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe	92
PID 3124 wrote to memory of 3924	3124	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe	92
PID 3124 wrote to memory of 3924	3124	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe	92
PID 3124 wrote to memory of 3924	3124	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe	92
PID 3124 wrote to memory of 3924	3124	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe	92
PID 3124 wrote to memory of 3924	3124	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe	92
PID 3124 wrote to memory of 3924	3124	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe	92
PID 3124 wrote to memory of 3924	3124	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe	92

outlook_office_path 1 IoCs

Processes:

5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe

outlook_win_path 1 IoCs

Processes:

5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe

C:\Users\Admin\AppData\Local\Temp\5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe
"C:\Users\Admin\AppData\Local\Temp\5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3124
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BTZLUHjBkaJYmD" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF666.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4848
- C:\Users\Admin\AppData\Local\Temp\5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe
  "{path}"
  2⤵
  PID:3632
- C:\Users\Admin\AppData\Local\Temp\5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.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:3924

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

Query Registry

1

T1012

System Information Discovery

2

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\Microsoft\CLR_v2.0_32\UsageLogs\5d5fa23a94b50ea0d7dd84266fc47ff1d51f0af4119a973d29034593ee3cb41e.exe.log

Filesize
594B

MD5
fdb26b3b547022b45cfaeee57eafd566

SHA1
11c6798b8a59233f404014c5e79b3363cd564b37

SHA256
2707fc7f074413881b7bafca05079327b188db6005709951e7f69d39a2af97c0

SHA512
44d9bb8c0f0b341690d00eda86e15a50f7f29ce9595925c1a2a7e19ad26202d10049a7a97bea278ecb7d429ad555de8edceeffff664d4b06309a9410a09bb700

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF666.tmp

Filesize
1KB

MD5
bf627249e75901dd4e40df4733d807da

SHA1
a0bd862bb1d9d7e7b33c11067578d5da92781abf

SHA256
ce5500638b6858810d4070c519ab30103d27a4d789198169162cc5fe1fb48179

SHA512
a2b40dd97d1d10afb0c4746645ec70f7ce0159b96717bc33db6abbd4781cd7429550ccf6552ef80cbd05f40dd77a9f33092912c4b7369afc2cfa3e1836beb117

Download Submit
memory/3124-3-0x0000000075082000-0x0000000075083000-memory.dmp

Filesize
4KB

Download
memory/3124-0-0x0000000075082000-0x0000000075083000-memory.dmp

Filesize
4KB

Download
memory/3124-4-0x0000000075080000-0x0000000075631000-memory.dmp

Filesize
5.7MB

Download
memory/3124-5-0x0000000075080000-0x0000000075631000-memory.dmp

Filesize
5.7MB

Download
memory/3124-2-0x0000000075080000-0x0000000075631000-memory.dmp

Filesize
5.7MB

Download
memory/3124-1-0x0000000075080000-0x0000000075631000-memory.dmp

Filesize
5.7MB

Download
memory/3124-12-0x0000000075080000-0x0000000075631000-memory.dmp

Filesize
5.7MB

Download
memory/3924-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3924-13-0x0000000075080000-0x0000000075631000-memory.dmp

Filesize
5.7MB

Download
memory/3924-14-0x0000000075080000-0x0000000075631000-memory.dmp

Filesize
5.7MB

Download
memory/3924-15-0x0000000075080000-0x0000000075631000-memory.dmp

Filesize
5.7MB

Download
memory/3924-16-0x0000000075080000-0x0000000075631000-memory.dmp

Filesize
5.7MB

Download
memory/3924-17-0x0000000075080000-0x0000000075631000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads