agenttesla | 1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc

General

Target

1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe
Size

736KB
MD5

a170fa9d0d0380c62202a17b02e906c2
SHA1

19147aa921aa7846cb4e7d21b14486897e5d618a
SHA256

1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc
SHA512

8281fefbd7af257aa9819546c17fb90b015937165a7e7c0d0fc541f701b4fa3639cd0a4df8c62c51efd6537e392a5a363fb2cd2db3a55a3e563cb2135e56281c
SSDEEP

12288:/Gwcr1EOGQyypkxbnZfvRWFybdc1l2X8v5dGrOywiVMRG7:/UbpcdHRgMdcX2MvTGg48y

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.epaindemgroup.com
Port:
587
Username:
[email protected]
Password:
1opilJee

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

resource	yara_rule
behavioral2/memory/2508-11-0x0000000000400000-0x000000000043C000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1504 set thread context of 2508	1504	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe	102

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	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.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
3580	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2508	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe
2508	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2508	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 3580	1504	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe	100
PID 1504 wrote to memory of 3580	1504	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe	100
PID 1504 wrote to memory of 3580	1504	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe	100
PID 1504 wrote to memory of 2508	1504	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe	102
PID 1504 wrote to memory of 2508	1504	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe	102
PID 1504 wrote to memory of 2508	1504	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe	102
PID 1504 wrote to memory of 2508	1504	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe	102
PID 1504 wrote to memory of 2508	1504	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe	102
PID 1504 wrote to memory of 2508	1504	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe	102
PID 1504 wrote to memory of 2508	1504	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe	102
PID 1504 wrote to memory of 2508	1504	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe	102

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe

C:\Users\Admin\AppData\Local\Temp\1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe
"C:\Users\Admin\AppData\Local\Temp\1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1504
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WNwpegDKqYf" /XML "C:\Users\Admin\AppData\Local\Temp\tmp603C.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3580
- C:\Users\Admin\AppData\Local\Temp\1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe
  "C:\Users\Admin\AppData\Local\Temp\1af10fb30ad2ab965d77ba07ee1251ed8807cb468e8d8f5e4d63637f546c8afc.exe"
  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:2508

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\Temp\tmp603C.tmp

Filesize
1KB

MD5
5f51e0e94232d0bd13adba122628dd15

SHA1
1b3b2960880cb03cbf4fdf1443438146500fed17

SHA256
d7c79a7ee99f3813e35dc04a774ebd00198cd75eccab8ab2bb1d24ff0ca563d5

SHA512
f3934c7076b3d56f6a337453a7a37c9d193ce1a29a2671866efdf49017185ec74f70cb876a2abe3d83085d97444ed6bb87976c5871477d94474633318448195e

Download Submit
memory/1504-3-0x0000000074742000-0x0000000074743000-memory.dmp

Filesize
4KB

Download
memory/1504-13-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/1504-0-0x0000000074742000-0x0000000074743000-memory.dmp

Filesize
4KB

Download
memory/1504-4-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/1504-5-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/1504-1-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/1504-2-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/2508-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2508-14-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/2508-15-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/2508-16-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/2508-17-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/2508-18-0x0000000074740000-0x0000000074CF1000-memory.dmp

Filesize
5.7MB

Download
memory/2508-19-0x0000000074740000-0x0000000074CF1000-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