agenttesla | df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d

General

Target

df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe
Size

804KB
MD5

7f08512b28638eaecc2bc1966924d967
SHA1

c497944ea4094f74afe7e8eeaa40e07060f8080c
SHA256

df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d
SHA512

c3b82021f0acf6a3b251eca867451d77af206ca645e76a00ddf4de57a2d8d5d18433067c54673e2d3ec69f5453c44bfbe29412e9093675028ebf4355aa438741
SSDEEP

12288:HVkaqL0nuyDWUG2qPzz9ZujMz+P3D2YELxptMW4klqzrE1eWj7PEJgYnYz:H2tyWSC/ujRD2YELftSzrEwWvd

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.gemsaboya.com
Port:
587
Username:
[email protected]
Password:
TgJ&q4C*dW.p
Email To:
[email protected]

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/2720-22-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2720-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2720-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2720-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2720-12-0x0000000000400000-0x000000000043C000-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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1960 set thread context of 2720	1960	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.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	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1960	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe
1960	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe
2720	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe
2720	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1960	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe
Token: SeDebugPrivilege	2720	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2720	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 2704	1960	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe	31
PID 1960 wrote to memory of 2704	1960	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe	31
PID 1960 wrote to memory of 2704	1960	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe	31
PID 1960 wrote to memory of 2704	1960	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe	31
PID 1960 wrote to memory of 2720	1960	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe	32
PID 1960 wrote to memory of 2720	1960	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe	32
PID 1960 wrote to memory of 2720	1960	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe	32
PID 1960 wrote to memory of 2720	1960	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe	32
PID 1960 wrote to memory of 2720	1960	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe	32
PID 1960 wrote to memory of 2720	1960	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe	32
PID 1960 wrote to memory of 2720	1960	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe	32
PID 1960 wrote to memory of 2720	1960	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe	32
PID 1960 wrote to memory of 2720	1960	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe

C:\Users\Admin\AppData\Local\Temp\df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe
"C:\Users\Admin\AppData\Local\Temp\df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1960
- C:\Users\Admin\AppData\Local\Temp\df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe
  "C:\Users\Admin\AppData\Local\Temp\df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe"
  2⤵
  PID:2704
- C:\Users\Admin\AppData\Local\Temp\df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe
  "C:\Users\Admin\AppData\Local\Temp\df266efbbd771b951a1721e6bb28ab2dbba414cc3581f93f790535622e837c2d.exe"
  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:2720

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/1960-0-0x00000000743DE000-0x00000000743DF000-memory.dmp

Filesize
4KB

Download
memory/1960-1-0x0000000000F70000-0x0000000001040000-memory.dmp

Filesize
832KB

Download
memory/1960-2-0x0000000000510000-0x0000000000520000-memory.dmp

Filesize
64KB

Download
memory/1960-3-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/1960-4-0x00000000743DE000-0x00000000743DF000-memory.dmp

Filesize
4KB

Download
memory/1960-5-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/1960-6-0x0000000005750000-0x000000000580C000-memory.dmp

Filesize
752KB

Download
memory/1960-7-0x0000000000AA0000-0x0000000000ADC000-memory.dmp

Filesize
240KB

Download
memory/1960-24-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/2720-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2720-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2720-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2720-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2720-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2720-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2720-23-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/2720-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2720-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2720-25-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/2720-26-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/2720-27-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/2720-28-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download
memory/2720-29-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Filesize
6.9MB

Download

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