agenttesla | a7ff5be3211df050ad086986b11dff78c88bbc54e2c08d4f18752cf0e291e1f3

General

Target

WanvTh7JU7Wk7rS.exe
Size

588KB
MD5

47259fa7286232982da2ffaadfcc8f5a
SHA1

d3a25ee4ceed8f8cb56484c7c08649079f35f4c1
SHA256

2309aa4694a2bf38f32daaf9d90dad4a50aee5c98bb5fd0e868aa02e44f6f2ed
SHA512

c0278c87d94a836cd2dc6d2b3e385f6163d30d3c769e42645a583083e386032a5307c24d989376ccf1d00c2ccf7ee468e96ff60a46aa79bda872e2dcb2229c9a

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.macrosyselectronics.in
Port:
587
Username:
[email protected]
Password:
@prosperity1@

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1268-63-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1268-64-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1268-65-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1268-66-0x0000000000446DFE-mapping.dmp	family_agenttesla
behavioral1/memory/1268-68-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1268-70-0x0000000000400000-0x000000000044C000-memory.dmp	family_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:

WanvTh7JU7Wk7rS.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	WanvTh7JU7Wk7rS.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	WanvTh7JU7Wk7rS.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	WanvTh7JU7Wk7rS.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

WanvTh7JU7Wk7rS.exe

description pid process target process

PID 1668 set thread context of 1268 1668 WanvTh7JU7Wk7rS.exe WanvTh7JU7Wk7rS.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

1740 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

WanvTh7JU7Wk7rS.exeWanvTh7JU7Wk7rS.exe

pid process

1668 WanvTh7JU7Wk7rS.exe
1268 WanvTh7JU7Wk7rS.exe
1268 WanvTh7JU7Wk7rS.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

WanvTh7JU7Wk7rS.exeWanvTh7JU7Wk7rS.exe

description pid process

Token: SeDebugPrivilege 1668 WanvTh7JU7Wk7rS.exe
Token: SeDebugPrivilege 1268 WanvTh7JU7Wk7rS.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

WanvTh7JU7Wk7rS.exe

pid process

1268 WanvTh7JU7Wk7rS.exe

description	pid	process	target process
PID 1668 set thread context of 1268	1668	WanvTh7JU7Wk7rS.exe	WanvTh7JU7Wk7rS.exe

pid	process
1740	schtasks.exe

pid	process
1668	WanvTh7JU7Wk7rS.exe
1268	WanvTh7JU7Wk7rS.exe
1268	WanvTh7JU7Wk7rS.exe

description	pid	process
Token: SeDebugPrivilege	1668	WanvTh7JU7Wk7rS.exe
Token: SeDebugPrivilege	1268	WanvTh7JU7Wk7rS.exe

pid	process
1268	WanvTh7JU7Wk7rS.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

WanvTh7JU7Wk7rS.exe

description	pid	process	target process
PID 1668 wrote to memory of 1740	1668	WanvTh7JU7Wk7rS.exe	schtasks.exe
PID 1668 wrote to memory of 1740	1668	WanvTh7JU7Wk7rS.exe	schtasks.exe
PID 1668 wrote to memory of 1740	1668	WanvTh7JU7Wk7rS.exe	schtasks.exe
PID 1668 wrote to memory of 1740	1668	WanvTh7JU7Wk7rS.exe	schtasks.exe
PID 1668 wrote to memory of 1268	1668	WanvTh7JU7Wk7rS.exe	WanvTh7JU7Wk7rS.exe
PID 1668 wrote to memory of 1268	1668	WanvTh7JU7Wk7rS.exe	WanvTh7JU7Wk7rS.exe
PID 1668 wrote to memory of 1268	1668	WanvTh7JU7Wk7rS.exe	WanvTh7JU7Wk7rS.exe
PID 1668 wrote to memory of 1268	1668	WanvTh7JU7Wk7rS.exe	WanvTh7JU7Wk7rS.exe
PID 1668 wrote to memory of 1268	1668	WanvTh7JU7Wk7rS.exe	WanvTh7JU7Wk7rS.exe
PID 1668 wrote to memory of 1268	1668	WanvTh7JU7Wk7rS.exe	WanvTh7JU7Wk7rS.exe
PID 1668 wrote to memory of 1268	1668	WanvTh7JU7Wk7rS.exe	WanvTh7JU7Wk7rS.exe
PID 1668 wrote to memory of 1268	1668	WanvTh7JU7Wk7rS.exe	WanvTh7JU7Wk7rS.exe
PID 1668 wrote to memory of 1268	1668	WanvTh7JU7Wk7rS.exe	WanvTh7JU7Wk7rS.exe

outlook_office_path 1 IoCs

Processes:

WanvTh7JU7Wk7rS.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	WanvTh7JU7Wk7rS.exe

outlook_win_path 1 IoCs

Processes:

WanvTh7JU7Wk7rS.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	WanvTh7JU7Wk7rS.exe

C:\Users\Admin\AppData\Local\Temp\WanvTh7JU7Wk7rS.exe
"C:\Users\Admin\AppData\Local\Temp\WanvTh7JU7Wk7rS.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1668

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fAeVDOXopp" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9DC6.tmp"
2⤵
- Creates scheduled task(s)
PID:1740

C:\Users\Admin\AppData\Local\Temp\WanvTh7JU7Wk7rS.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:1268

MITRE ATT&CK Matrix ATT&CK 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

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp9DC6.tmp
Filesize
1KB

MD5
49f6998e6191e2827a12470f6f48b7fb

SHA1
48dd5bbc99487827ed094b5695d063fcb907d47e

SHA256
b3ae2c9f4061fadb50e0e2e19c89a29497fa900f16dceeab6067fcd4fe21c159

SHA512
efc070a706b58d38c0b3815917b056618b51995b347a74faadcfa8f7a9cf10eaed2f0327ccf4f973615b617129a65974faf51c444af284085e80aa403530ea66

Download Submit
memory/1268-64-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1268-60-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1268-61-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1268-63-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1268-65-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1268-66-0x0000000000446DFE-mapping.dmp

Download
memory/1268-68-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1268-70-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1668-56-0x0000000001EA0000-0x0000000001EA8000-memory.dmp

Filesize
32KB

Download
memory/1668-57-0x0000000001F00000-0x0000000001F54000-memory.dmp

Filesize
336KB

Download
memory/1668-55-0x0000000075BA1000-0x0000000075BA3000-memory.dmp

Filesize
8KB

Download
memory/1668-54-0x0000000000870000-0x0000000000908000-memory.dmp

Filesize
608KB

Download
memory/1740-58-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads