agenttesla | efa90e3fe4552c71a2e67a82df2adf575afd718c50791ea66ab4801865db718d

General

Target

ORDER_310800312PDF.exe
Size

658KB
MD5

ef88abe78eb00cd5ab6a47507eb691d2
SHA1

61494f99516aa43df25d42f21a92fac8193a0e0d
SHA256

655edc0e051a0acacca8d147b308a9560c61bcd4598dbe2f03f41b1aecb20e44
SHA512

05a0905c8388f69a172ee8ec4841ff5a5cae671224465bc6557818f8d1fe379bb8dac2cf9f0239cdd1af3e0b0b8b90dc9612f2d20676f3b3c33ba28daa97ce54

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.dveshop.ro/
Port:
21
Username:
dve1@dveshop.ro
Password:
9rqYPoA&j)Hv

Protocol: ftp
Host:
ftp://ftp.dveshop.ro/
Port:
21
Username:
dve1@dveshop.ro
Password:
9rqYPoA&j)Hv

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/3444-135-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Executes dropped EXE 1 IoCs

Processes:

RegAsm.exe

pid process

3444 RegAsm.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

pid	process
3444	RegAsm.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

ORDER_310800312PDF.exe

description pid process target process

PID 4176 set thread context of 3444 4176 ORDER_310800312PDF.exe RegAsm.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

ORDER_310800312PDF.exeRegAsm.exe

pid process

4176 ORDER_310800312PDF.exe
3444 RegAsm.exe
3444 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

ORDER_310800312PDF.exeRegAsm.exe

description pid process

Token: SeDebugPrivilege 4176 ORDER_310800312PDF.exe
Token: SeDebugPrivilege 3444 RegAsm.exe

description	pid	process	target process
PID 4176 set thread context of 3444	4176	ORDER_310800312PDF.exe	RegAsm.exe

pid	process
4176	ORDER_310800312PDF.exe
3444	RegAsm.exe
3444	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	4176	ORDER_310800312PDF.exe
Token: SeDebugPrivilege	3444	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

ORDER_310800312PDF.exe

description	pid	process	target process
PID 4176 wrote to memory of 3444	4176	ORDER_310800312PDF.exe	RegAsm.exe
PID 4176 wrote to memory of 3444	4176	ORDER_310800312PDF.exe	RegAsm.exe
PID 4176 wrote to memory of 3444	4176	ORDER_310800312PDF.exe	RegAsm.exe
PID 4176 wrote to memory of 3444	4176	ORDER_310800312PDF.exe	RegAsm.exe
PID 4176 wrote to memory of 3444	4176	ORDER_310800312PDF.exe	RegAsm.exe
PID 4176 wrote to memory of 3444	4176	ORDER_310800312PDF.exe	RegAsm.exe
PID 4176 wrote to memory of 3444	4176	ORDER_310800312PDF.exe	RegAsm.exe
PID 4176 wrote to memory of 3444	4176	ORDER_310800312PDF.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.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	RegAsm.exe

outlook_win_path 1 IoCs

Processes:

RegAsm.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	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\ORDER_310800312PDF.exe
"C:\Users\Admin\AppData\Local\Temp\ORDER_310800312PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4176

C:\Users\Admin\AppData\Local\Temp\RegAsm.exe
"C:\Users\Admin\AppData\Local\Temp\RegAsm.exe"
2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3444

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

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\RegAsm.exe
Filesize
63KB

MD5
0d5df43af2916f47d00c1573797c1a13

SHA1
230ab5559e806574d26b4c20847c368ed55483b0

SHA256
c066aee7aa3aa83f763ebc5541daa266ed6c648fbffcde0d836a13b221bb2adc

SHA512
f96cf9e1890746b12daf839a6d0f16f062b72c1b8a40439f96583f242980f10f867720232a6fa0f7d4d7ac0a7a6143981a5a130d6417ea98b181447134c7cfe2

Download Submit
C:\Users\Admin\AppData\Local\Temp\RegAsm.exe
Filesize
63KB

MD5
0d5df43af2916f47d00c1573797c1a13

SHA1
230ab5559e806574d26b4c20847c368ed55483b0

SHA256
c066aee7aa3aa83f763ebc5541daa266ed6c648fbffcde0d836a13b221bb2adc

SHA512
f96cf9e1890746b12daf839a6d0f16f062b72c1b8a40439f96583f242980f10f867720232a6fa0f7d4d7ac0a7a6143981a5a130d6417ea98b181447134c7cfe2

Download Submit
memory/3444-134-0x0000000000000000-mapping.dmp

Download
memory/3444-135-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/3444-138-0x0000000004FE0000-0x000000000507C000-memory.dmp

Filesize
624KB

Download
memory/3444-139-0x0000000005C10000-0x0000000005C76000-memory.dmp

Filesize
408KB

Download
memory/3444-140-0x0000000006160000-0x00000000061B0000-memory.dmp

Filesize
320KB

Download
memory/3444-141-0x0000000006320000-0x000000000632A000-memory.dmp

Filesize
40KB

Download
memory/4176-130-0x00000000004D0000-0x000000000057A000-memory.dmp

Filesize
680KB

Download
memory/4176-131-0x0000000005A90000-0x0000000006034000-memory.dmp

Filesize
5.6MB

Download
memory/4176-132-0x00000000055C0000-0x0000000005652000-memory.dmp

Filesize
584KB

Download
memory/4176-133-0x0000000006540000-0x0000000006584000-memory.dmp

Filesize
272KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads