agenttesla | e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6

General

Target

e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe
Size

382KB
MD5

dd6426977744fffe6d8aa9bf73a65ee5
SHA1

1f955233b405b06b935585ded5c503ab507d8d8e
SHA256

e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6
SHA512

40ac2a2afc204492a9d7c79901b34d3934aa47523acd6885b468c06f190a89124a93520c56b699edb2a655cdd13bcc553f094a862c46960dfcac5dce212777b0
SSDEEP

6144:4f+HCMKOh/Hm0eD+9pgDHtvTsoEEHU17iYv6fQygf9/jDj8c4QTh89b:N+s59+DHtbVNUlbwbQTh8

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.pharco--corp.com
Port:
587
Username:
[email protected]
Password:
tHKfMRa2

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Agenttesla 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-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe
Key opened	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5072 set thread context of 3924	5072	e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe	98

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	e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3924	e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe
3924	e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3924	e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5072 wrote to memory of 3924	5072	e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe	98
PID 5072 wrote to memory of 3924	5072	e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe	98
PID 5072 wrote to memory of 3924	5072	e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe	98
PID 5072 wrote to memory of 3924	5072	e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe	98
PID 5072 wrote to memory of 3924	5072	e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe	98
PID 5072 wrote to memory of 3924	5072	e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe	98
PID 5072 wrote to memory of 3924	5072	e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe	98
PID 5072 wrote to memory of 3924	5072	e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe	98

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	e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.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	e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe

C:\Users\Admin\AppData\Local\Temp\e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe
"C:\Users\Admin\AppData\Local\Temp\e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5072
- C:\Users\Admin\AppData\Local\Temp\e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.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:3924

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\e2f37a35222ce17cbc8023db52434e6e23d04a928dfd4defa1a4fa0c4ae433f6.exe.log

Filesize
496B

MD5
cb76b18ebed3a9f05a14aed43d35fba6

SHA1
836a4b4e351846fca08b84149cb734cb59b8c0d6

SHA256
8d0edecf54cbbdf7981c8e41a3ed8621503188a87415f9af0fb8d890b138c349

SHA512
7631141e4a6dda29452ada666326837372cd3d045f773006f63d9eff15d9432ed00029d9108a72c1a3b858377600a2aab2c9ec03764285c8801b6019babcf21c

Download Submit
memory/3924-13-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/3924-10-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/3924-16-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/3924-15-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/3924-5-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/3924-14-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/3924-12-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/3924-9-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/3924-8-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/5072-11-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/5072-2-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/5072-0-0x00000000749D2000-0x00000000749D3000-memory.dmp

Filesize
4KB

Download
memory/5072-1-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/5072-4-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/5072-3-0x00000000749D2000-0x00000000749D3000-memory.dmp

Filesize
4KB

Download

Analysis

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