agenttesla | 4d042c04a3d9b69ceb5e990caf8fe2a9d2f578f51f74df0fc2c152b2de571b37

General

Target

PO#RFQ-HL51L07.exe
Size

572KB
MD5

e10777c560dcacc0537c588c2999bd7d
SHA1

127b2a6444a323070ec31643dabfa3803ffe2ec5
SHA256

5b72b74c569f9a1593b4bf313a02db7e10f9e8ffb5ed73ee73ed76b1c53ad13f
SHA512

9339898e57c77be6966a1cab1fb39860b720e762fabcbfc8c21ebf5d3995b4c907910536eb0415a404dce2e9d06dc5176d2ef6b8e1620370556798a7825eafb8
SSDEEP

12288:Ox3aWpUo67IMwM8yzwElEkj76s4DSABfUnNI1ic6DlQOys7OoG7P8M6cFmX3Z7i:l6s4DSuUNEiT5Fysy37PjF6l

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.strictfacilityservices.com
Port:
587
Username:
[email protected]
Password:
SFS!@#321
Email To:
[email protected]

Signatures

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

PO#RFQ-HL51L07.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#RFQ-HL51L07.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#RFQ-HL51L07.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#RFQ-HL51L07.exe

Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 api.ipify.org
5 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

PO#RFQ-HL51L07.exe

description pid process target process

PID 1048 set thread context of 648 1048 PO#RFQ-HL51L07.exe PO#RFQ-HL51L07.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

1440 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

PO#RFQ-HL51L07.exePO#RFQ-HL51L07.exe

pid process

1048 PO#RFQ-HL51L07.exe
648 PO#RFQ-HL51L07.exe
648 PO#RFQ-HL51L07.exe
648 PO#RFQ-HL51L07.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PO#RFQ-HL51L07.exePO#RFQ-HL51L07.exe

description pid process

Token: SeDebugPrivilege 1048 PO#RFQ-HL51L07.exe
Token: SeDebugPrivilege 648 PO#RFQ-HL51L07.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

PO#RFQ-HL51L07.exe

pid process

648 PO#RFQ-HL51L07.exe

flow	ioc
4	api.ipify.org
5	api.ipify.org

description	pid	process	target process
PID 1048 set thread context of 648	1048	PO#RFQ-HL51L07.exe	PO#RFQ-HL51L07.exe

pid	process
1440	schtasks.exe

pid	process
1048	PO#RFQ-HL51L07.exe
648	PO#RFQ-HL51L07.exe
648	PO#RFQ-HL51L07.exe
648	PO#RFQ-HL51L07.exe

description	pid	process
Token: SeDebugPrivilege	1048	PO#RFQ-HL51L07.exe
Token: SeDebugPrivilege	648	PO#RFQ-HL51L07.exe

pid	process
648	PO#RFQ-HL51L07.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

PO#RFQ-HL51L07.exe

description	pid	process	target process
PID 1048 wrote to memory of 1440	1048	PO#RFQ-HL51L07.exe	schtasks.exe
PID 1048 wrote to memory of 1440	1048	PO#RFQ-HL51L07.exe	schtasks.exe
PID 1048 wrote to memory of 1440	1048	PO#RFQ-HL51L07.exe	schtasks.exe
PID 1048 wrote to memory of 1440	1048	PO#RFQ-HL51L07.exe	schtasks.exe
PID 1048 wrote to memory of 648	1048	PO#RFQ-HL51L07.exe	PO#RFQ-HL51L07.exe
PID 1048 wrote to memory of 648	1048	PO#RFQ-HL51L07.exe	PO#RFQ-HL51L07.exe
PID 1048 wrote to memory of 648	1048	PO#RFQ-HL51L07.exe	PO#RFQ-HL51L07.exe
PID 1048 wrote to memory of 648	1048	PO#RFQ-HL51L07.exe	PO#RFQ-HL51L07.exe
PID 1048 wrote to memory of 648	1048	PO#RFQ-HL51L07.exe	PO#RFQ-HL51L07.exe
PID 1048 wrote to memory of 648	1048	PO#RFQ-HL51L07.exe	PO#RFQ-HL51L07.exe
PID 1048 wrote to memory of 648	1048	PO#RFQ-HL51L07.exe	PO#RFQ-HL51L07.exe
PID 1048 wrote to memory of 648	1048	PO#RFQ-HL51L07.exe	PO#RFQ-HL51L07.exe
PID 1048 wrote to memory of 648	1048	PO#RFQ-HL51L07.exe	PO#RFQ-HL51L07.exe

outlook_office_path 1 IoCs

Processes:

PO#RFQ-HL51L07.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#RFQ-HL51L07.exe

outlook_win_path 1 IoCs

Processes:

PO#RFQ-HL51L07.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#RFQ-HL51L07.exe

C:\Users\Admin\AppData\Local\Temp\PO#RFQ-HL51L07.exe
"C:\Users\Admin\AppData\Local\Temp\PO#RFQ-HL51L07.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1048

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nDSrYRJUqGxFr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9196.tmp"
2⤵
- Creates scheduled task(s)
PID:1440

C:\Users\Admin\AppData\Local\Temp\PO#RFQ-HL51L07.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:648

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

System Information Discovery

1

T1082

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\Temp\tmp9196.tmp

Filesize
1KB

MD5
5f86779a34bbcc53f4e5ecfa9a888e50

SHA1
4a00eea901f7995114a2b6b3cb3493280833867a

SHA256
ea76138b9ac07ca231107544c19868c63f4fdb0603951a4c7049286219ecb645

SHA512
2527b29b532084656efa0ce60e840ffb59a9c1816b38bcb0fddb8ca5e93ad4763c0459c00187c6fc1d13b504f9e87e06e21ae851e44e715953220ce8defe4555

Download Submit
memory/648-64-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/648-66-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/648-71-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/648-69-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/648-67-0x0000000000437B9E-mapping.dmp

Download
memory/648-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/648-61-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/648-62-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1048-54-0x0000000000E30000-0x0000000000EC6000-memory.dmp

Filesize
600KB

Download
memory/1048-55-0x0000000076171000-0x0000000076173000-memory.dmp

Filesize
8KB

Download
memory/1048-56-0x00000000005D0000-0x00000000005E2000-memory.dmp

Filesize
72KB

Download
memory/1048-58-0x0000000000C10000-0x0000000000C4C000-memory.dmp

Filesize
240KB

Download
memory/1048-57-0x0000000005180000-0x0000000005200000-memory.dmp

Filesize
512KB

Download
memory/1440-59-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads