agenttesla | 57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348

General

Target

57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe
Size

667KB
MD5

6c121aa807c7ffbc6259f7ac0dc83255
SHA1

f1cdbe4a3c1852feddf5f5ff1ff3d4498161760b
SHA256

57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348
SHA512

d07a82656b997515a4fe0899c2612e6feeb40c3786138eb1a990b11a85e0cfbd89ae4357d89a05baf64d5e897ce9dce69c457b4c6b1c6a2365e19a66e9802652
SSDEEP

12288:Xwc+pbKbfxpe/IbHn0svbXPEy6ggpdUx1ZRy8p7FJqfh4qw+:XjsbKje/I7dvbXP/6ggEfy8p7FJqJ4

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.ru
Port:
587
Username:
[email protected]
Password:
KKK123456@@

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:

57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\TRrGInv = "C:\\Users\\Admin\\AppData\\Roaming\\TRrGInv\\TRrGInv.exe"	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.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

44 api.ipify.org
45 api.ipify.org

flow	ioc
44	api.ipify.org
45	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe

description	pid	process	target process
PID 4932 set thread context of 4052	4932	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe

pid	process
4052	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe
4052	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe
4052	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe

description pid process

Token: SeDebugPrivilege 4052 57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe

pid process

4052 57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe

description	pid	process
Token: SeDebugPrivilege	4052	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe

description	pid	process	target process
PID 4932 wrote to memory of 4052	4932	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe
PID 4932 wrote to memory of 4052	4932	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe
PID 4932 wrote to memory of 4052	4932	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe
PID 4932 wrote to memory of 4052	4932	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe
PID 4932 wrote to memory of 4052	4932	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe
PID 4932 wrote to memory of 4052	4932	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe
PID 4932 wrote to memory of 4052	4932	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe
PID 4932 wrote to memory of 4052	4932	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe

outlook_office_path 1 IoCs

Processes:

57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe

outlook_win_path 1 IoCs

Processes:

57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe

C:\Users\Admin\AppData\Local\Temp\57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe
"C:\Users\Admin\AppData\Local\Temp\57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4932

C:\Users\Admin\AppData\Local\Temp\57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe
"C:\Users\Admin\AppData\Local\Temp\57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:4052

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

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\Microsoft\CLR_v4.0_32\UsageLogs\57bdaf6ec2126f43b1ab5e57fd8456f328f502e3f8deca3c41ebfb8f2e7c3348.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/4052-137-0x0000000000000000-mapping.dmp

Download
memory/4052-138-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4052-140-0x0000000006410000-0x0000000006476000-memory.dmp

Filesize
408KB

Download
memory/4052-141-0x0000000006FB0000-0x0000000007000000-memory.dmp

Filesize
320KB

Download
memory/4932-132-0x0000000000630000-0x00000000006DE000-memory.dmp

Filesize
696KB

Download
memory/4932-133-0x00000000055A0000-0x0000000005B44000-memory.dmp

Filesize
5.6MB

Download
memory/4932-134-0x0000000005090000-0x0000000005122000-memory.dmp

Filesize
584KB

Download
memory/4932-135-0x0000000005130000-0x000000000513A000-memory.dmp

Filesize
40KB

Download
memory/4932-136-0x0000000008D10000-0x0000000008DAC000-memory.dmp

Filesize
624KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads