agenttesla | e5bcb7c01d5c17464ad2b6877cef3ae073fd79576b53e37fd2da2dcfbefbfd8c

General

Target

00000056431.exe
Size

462KB
MD5

84f834b868b0e17a6d1ce5b7ee4e04be
SHA1

8d4f5fe04c16574d22a6a17d3f2d751d817293dd
SHA256

6fb90df91c05a8ded30de9ef0a21bb41e2c4f1ee3c9ef814877feb500cf8cac6
SHA512

84154d9717741df46e7fb257e092e11a3250024f0b422ec3e497068c6dfd85be07ea566d04308fbd6b62c51317165185690512a938346cb43dddc39291e3e3ec

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.ru
Port:
587
Username:
[email protected]
Password:
08140480968Ju@

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.ru
Port:
587
Username:
[email protected]
Password:
08140480968Ju@

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/2380-136-0x0000000000400000-0x0000000000452000-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:

00000056431.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	00000056431.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	00000056431.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	00000056431.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

00000056431.exe

description pid process target process

PID 3032 set thread context of 2380 3032 00000056431.exe 00000056431.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

00000056431.exe

pid process

2380 00000056431.exe
2380 00000056431.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

00000056431.exe

description pid process

Token: SeDebugPrivilege 2380 00000056431.exe

description	pid	process	target process
PID 3032 set thread context of 2380	3032	00000056431.exe	00000056431.exe

pid	process
2380	00000056431.exe
2380	00000056431.exe

description	pid	process
Token: SeDebugPrivilege	2380	00000056431.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

00000056431.exe00000056431.exe

description	pid	process	target process
PID 3032 wrote to memory of 2380	3032	00000056431.exe	00000056431.exe
PID 3032 wrote to memory of 2380	3032	00000056431.exe	00000056431.exe
PID 3032 wrote to memory of 2380	3032	00000056431.exe	00000056431.exe
PID 3032 wrote to memory of 2380	3032	00000056431.exe	00000056431.exe
PID 3032 wrote to memory of 2380	3032	00000056431.exe	00000056431.exe
PID 3032 wrote to memory of 2380	3032	00000056431.exe	00000056431.exe
PID 3032 wrote to memory of 2380	3032	00000056431.exe	00000056431.exe
PID 3032 wrote to memory of 2380	3032	00000056431.exe	00000056431.exe
PID 2380 wrote to memory of 2424	2380	00000056431.exe	netsh.exe
PID 2380 wrote to memory of 2424	2380	00000056431.exe	netsh.exe
PID 2380 wrote to memory of 2424	2380	00000056431.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

00000056431.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	00000056431.exe

outlook_win_path 1 IoCs

Processes:

00000056431.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	00000056431.exe

C:\Users\Admin\AppData\Local\Temp\00000056431.exe
"C:\Users\Admin\AppData\Local\Temp\00000056431.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3032

C:\Users\Admin\AppData\Local\Temp\00000056431.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:2380

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:2424

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

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_v4.0_32\UsageLogs\00000056431.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/2380-135-0x0000000000000000-mapping.dmp

Download
memory/2380-136-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2380-138-0x0000000006680000-0x00000000066E6000-memory.dmp

Filesize
408KB

Download
memory/2380-139-0x0000000006BC0000-0x0000000006C10000-memory.dmp

Filesize
320KB

Download
memory/2424-140-0x0000000000000000-mapping.dmp

Download
memory/3032-130-0x00000000004D0000-0x000000000054A000-memory.dmp

Filesize
488KB

Download
memory/3032-131-0x00000000054D0000-0x0000000005A74000-memory.dmp

Filesize
5.6MB

Download
memory/3032-132-0x0000000004F20000-0x0000000004FB2000-memory.dmp

Filesize
584KB

Download
memory/3032-133-0x0000000004EE0000-0x0000000004EEA000-memory.dmp

Filesize
40KB

Download
memory/3032-134-0x0000000005C40000-0x0000000005CDC000-memory.dmp

Filesize
624KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads