agenttesla | 17b144ac1ff3317294827875543e6ed7ead0d2b62c4d7314a569dda6828ebda6

General

Target

EMS_SHIP.exe
Size

676KB
MD5

9309dd56fbb77adb7478da855e16779b
SHA1

8d45e064844154569e0cfa022a8f05d1f969bf98
SHA256

82b85d6bc294eede14336f077f56aee1bd902c4ab91b7d37a8d0cf1fe11095fc
SHA512

ffb418c0540b28f15ad9f483422a163e4fe944eebe0b7d055e55b0fbd2fa0ac59c17f03e46b43ee2fc5fe77423f314c7e38576401c488a8cc508b7bcc748e4f2

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.outlook.com
Port:
587
Username:
[email protected]
Password:
9v4CkwBY3uLV43U

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.outlook.com
Port:
587
Username:
[email protected]
Password:
9v4CkwBY3uLV43U

Signatures

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

AgentTesla Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4764-135-0x0000000000400000-0x000000000044C000-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:

EMS_SHIP.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation	EMS_SHIP.exe

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
T1081
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
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

EMS_SHIP.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	EMS_SHIP.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	EMS_SHIP.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	EMS_SHIP.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

EMS_SHIP.exe

description pid process target process

PID 4400 set thread context of 4764 4400 EMS_SHIP.exe EMS_SHIP.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

4188 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

EMS_SHIP.exeEMS_SHIP.exe

pid process

4400 EMS_SHIP.exe
4400 EMS_SHIP.exe
4400 EMS_SHIP.exe
4764 EMS_SHIP.exe
4764 EMS_SHIP.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

EMS_SHIP.exeEMS_SHIP.exe

description pid process

Token: SeDebugPrivilege 4400 EMS_SHIP.exe
Token: SeDebugPrivilege 4764 EMS_SHIP.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

EMS_SHIP.exe

pid process

4764 EMS_SHIP.exe

description	pid	process	target process
PID 4400 set thread context of 4764	4400	EMS_SHIP.exe	EMS_SHIP.exe

pid	process
4188	schtasks.exe

pid	process
4400	EMS_SHIP.exe
4400	EMS_SHIP.exe
4400	EMS_SHIP.exe
4764	EMS_SHIP.exe
4764	EMS_SHIP.exe

description	pid	process
Token: SeDebugPrivilege	4400	EMS_SHIP.exe
Token: SeDebugPrivilege	4764	EMS_SHIP.exe

pid	process
4764	EMS_SHIP.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

EMS_SHIP.exe

description	pid	process	target process
PID 4400 wrote to memory of 4188	4400	EMS_SHIP.exe	schtasks.exe
PID 4400 wrote to memory of 4188	4400	EMS_SHIP.exe	schtasks.exe
PID 4400 wrote to memory of 4188	4400	EMS_SHIP.exe	schtasks.exe
PID 4400 wrote to memory of 3160	4400	EMS_SHIP.exe	EMS_SHIP.exe
PID 4400 wrote to memory of 3160	4400	EMS_SHIP.exe	EMS_SHIP.exe
PID 4400 wrote to memory of 3160	4400	EMS_SHIP.exe	EMS_SHIP.exe
PID 4400 wrote to memory of 4764	4400	EMS_SHIP.exe	EMS_SHIP.exe
PID 4400 wrote to memory of 4764	4400	EMS_SHIP.exe	EMS_SHIP.exe
PID 4400 wrote to memory of 4764	4400	EMS_SHIP.exe	EMS_SHIP.exe
PID 4400 wrote to memory of 4764	4400	EMS_SHIP.exe	EMS_SHIP.exe
PID 4400 wrote to memory of 4764	4400	EMS_SHIP.exe	EMS_SHIP.exe
PID 4400 wrote to memory of 4764	4400	EMS_SHIP.exe	EMS_SHIP.exe
PID 4400 wrote to memory of 4764	4400	EMS_SHIP.exe	EMS_SHIP.exe
PID 4400 wrote to memory of 4764	4400	EMS_SHIP.exe	EMS_SHIP.exe

outlook_office_path 1 IoCs

Processes:

EMS_SHIP.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	EMS_SHIP.exe

outlook_win_path 1 IoCs

Processes:

EMS_SHIP.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	EMS_SHIP.exe

C:\Users\Admin\AppData\Local\Temp\EMS_SHIP.exe
"C:\Users\Admin\AppData\Local\Temp\EMS_SHIP.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4400

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fyITlSru" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9248.tmp"
2⤵
- Creates scheduled task(s)
PID:4188

C:\Users\Admin\AppData\Local\Temp\EMS_SHIP.exe
"C:\Users\Admin\AppData\Local\Temp\EMS_SHIP.exe"
2⤵
PID:3160

C:\Users\Admin\AppData\Local\Temp\EMS_SHIP.exe
"C:\Users\Admin\AppData\Local\Temp\EMS_SHIP.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:4764

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

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\EMS_SHIP.exe.log
Filesize
594B

MD5
fdb26b3b547022b45cfaeee57eafd566

SHA1
11c6798b8a59233f404014c5e79b3363cd564b37

SHA256
2707fc7f074413881b7bafca05079327b188db6005709951e7f69d39a2af97c0

SHA512
44d9bb8c0f0b341690d00eda86e15a50f7f29ce9595925c1a2a7e19ad26202d10049a7a97bea278ecb7d429ad555de8edceeffff664d4b06309a9410a09bb700

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9248.tmp
Filesize
1KB

MD5
a27869006b5f14fafeab9d50d1416c26

SHA1
6e1de441cd88b97b4ef132416aa54d374b1591a5

SHA256
f26d1d4dc616cd18aba8b7f99248bcb569a2b01e72c91095564b36e156d82d17

SHA512
2a90872f56a56852aa52be031d155d1f1ea7f47926b3074fcd645d03aed1a1f6ae3a1257f974430b5976107901539cd8d53ae09e69503658e9e282d359c1de81

Download Submit
memory/3160-133-0x0000000000000000-mapping.dmp

Download
memory/4188-131-0x0000000000000000-mapping.dmp

Download
memory/4400-130-0x0000000075130000-0x00000000756E1000-memory.dmp

Filesize
5.7MB

Download
memory/4764-134-0x0000000000000000-mapping.dmp

Download
memory/4764-135-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4764-137-0x0000000075130000-0x00000000756E1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads