agenttesla | 1a1649fe96f3711a5af037918c440701ac828722879d118e12e761541c266490

General

Target

5X40ft Containers.exe
Size

447KB
MD5

21392c35fff25aa5aca7dd5b38d07db3
SHA1

110c61ea53ecc080b4871b348f4a524ae8723d89
SHA256

cebc844f3daddf87ea7763dafad1989b62052fe2264a4eb2ed9438e67789bc72
SHA512

bdb0501766036cc598350d7450ecf7903881e810e5b8067c0ac723ac665e8570d24ea3094a339dbc01bcb0658b21a36e59553ae3bf4c9c960d756ad1377b60ee

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.privateemail.com
Port:
587
Username:
[email protected]
Password:
coronavirus2020

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/2468-137-0x0000000000400000-0x000000000044C000-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:

5X40ft Containers.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	5X40ft Containers.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

5X40ft Containers.exe

description pid process target process

PID 4528 set thread context of 2468 4528 5X40ft Containers.exe MSBuild.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

2060 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

5X40ft Containers.exeMSBuild.exe

pid process

4528 5X40ft Containers.exe
2468 MSBuild.exe
2468 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

5X40ft Containers.exeMSBuild.exe

description pid process

Token: SeDebugPrivilege 4528 5X40ft Containers.exe
Token: SeDebugPrivilege 2468 MSBuild.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

MSBuild.exe

pid process

2468 MSBuild.exe

description	pid	process	target process
PID 4528 set thread context of 2468	4528	5X40ft Containers.exe	MSBuild.exe

pid	process
2060	schtasks.exe

pid	process
4528	5X40ft Containers.exe
2468	MSBuild.exe
2468	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	4528	5X40ft Containers.exe
Token: SeDebugPrivilege	2468	MSBuild.exe

pid	process
2468	MSBuild.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

5X40ft Containers.exe

description	pid	process	target process
PID 4528 wrote to memory of 2060	4528	5X40ft Containers.exe	schtasks.exe
PID 4528 wrote to memory of 2060	4528	5X40ft Containers.exe	schtasks.exe
PID 4528 wrote to memory of 2060	4528	5X40ft Containers.exe	schtasks.exe
PID 4528 wrote to memory of 2468	4528	5X40ft Containers.exe	MSBuild.exe
PID 4528 wrote to memory of 2468	4528	5X40ft Containers.exe	MSBuild.exe
PID 4528 wrote to memory of 2468	4528	5X40ft Containers.exe	MSBuild.exe
PID 4528 wrote to memory of 2468	4528	5X40ft Containers.exe	MSBuild.exe
PID 4528 wrote to memory of 2468	4528	5X40ft Containers.exe	MSBuild.exe
PID 4528 wrote to memory of 2468	4528	5X40ft Containers.exe	MSBuild.exe
PID 4528 wrote to memory of 2468	4528	5X40ft Containers.exe	MSBuild.exe
PID 4528 wrote to memory of 2468	4528	5X40ft Containers.exe	MSBuild.exe

outlook_office_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\5X40ft Containers.exe
"C:\Users\Admin\AppData\Local\Temp\5X40ft Containers.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4528

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ptaHdfRIQpTl" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBE00.tmp"
2⤵
- Creates scheduled task(s)
PID:2060

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2468

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

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpBE00.tmp
Filesize
1KB

MD5
07e7cd756ba29b05b7fca8687f580e18

SHA1
35ab750f874d29c6ead86e44b71fb196bb0526b8

SHA256
7f777175fd289ebf42ba1e1aaa44b889d99097ba636a3ceb5802673735ce2839

SHA512
98b541d659f330ca8cd8dbbf4e260469f4fcbc5dfe8df0f921703ad1fc4548f3fd1a28d923b956b27d4f8eae591ad6e80d88b3c1811941feb2908bc51476c136

Download Submit
memory/2060-134-0x0000000000000000-mapping.dmp

Download
memory/2468-136-0x0000000000000000-mapping.dmp

Download
memory/2468-137-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2468-138-0x00000000065B0000-0x0000000006616000-memory.dmp

Filesize
408KB

Download
memory/2468-139-0x0000000006C40000-0x0000000006C90000-memory.dmp

Filesize
320KB

Download
memory/2468-140-0x0000000006C30000-0x0000000006C3A000-memory.dmp

Filesize
40KB

Download
memory/4528-130-0x0000000000800000-0x0000000000876000-memory.dmp

Filesize
472KB

Download
memory/4528-131-0x0000000005260000-0x00000000052FC000-memory.dmp

Filesize
624KB

Download
memory/4528-132-0x00000000055D0000-0x0000000005662000-memory.dmp

Filesize
584KB

Download
memory/4528-133-0x0000000006100000-0x00000000066A4000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads