agenttesla | a4ed69b3f398c38bef69c796dd57f40b6d110fce97d84802b9a2e6b77d07c93f

General

Target

SOA.exe
Size

810KB
MD5

e1666e6dc5b74fede5b52d19b6ed5eb3
SHA1

4629695826687cf1aaedbd0de805ee672ca28b78
SHA256

a4ed69b3f398c38bef69c796dd57f40b6d110fce97d84802b9a2e6b77d07c93f
SHA512

32f34f4c373397eacb0f413d3c8121aa54cdaacde1c73adbd780d0d5cc3ed6c63c03a9639ccea98c5348010e08f11bbf8fe1f434f95663b6abccdc793a9899b8
SSDEEP

12288:X2cxVYgO6MavWMO6MavWmn+Au5SjIoya5EyCdoPIeSq8057HuJ5dx:X2cHO6MavWMO6MavWOlOvF6LR5zY5dx

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.wecaresvc.com
Port:
587
Username:
[email protected]
Password:
u9367gk8qc
Email To:
[email protected]

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Control Panel\International\Geo\Nation	SOA.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
T1552.001
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
T1552.001
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
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SOA.exe
Key opened	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SOA.exe
Key opened	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SOA.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\My App = "C:\\Users\\Admin\\AppData\\Roaming\\My App\\My App.exe"	SOA.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.

flow	ioc
60	api.ipify.org
61	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1168 set thread context of 4932	1168	SOA.exe	102

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

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/Job

T1053

pid	Process
4624	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1168	SOA.exe
4932	SOA.exe
4932	SOA.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1168	SOA.exe
Token: SeDebugPrivilege	4932	SOA.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1168 wrote to memory of 4624	1168	SOA.exe	100
PID 1168 wrote to memory of 4624	1168	SOA.exe	100
PID 1168 wrote to memory of 4624	1168	SOA.exe	100
PID 1168 wrote to memory of 4932	1168	SOA.exe	102
PID 1168 wrote to memory of 4932	1168	SOA.exe	102
PID 1168 wrote to memory of 4932	1168	SOA.exe	102
PID 1168 wrote to memory of 4932	1168	SOA.exe	102
PID 1168 wrote to memory of 4932	1168	SOA.exe	102
PID 1168 wrote to memory of 4932	1168	SOA.exe	102
PID 1168 wrote to memory of 4932	1168	SOA.exe	102
PID 1168 wrote to memory of 4932	1168	SOA.exe	102

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SOA.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SOA.exe

C:\Users\Admin\AppData\Local\Temp\SOA.exe
"C:\Users\Admin\AppData\Local\Temp\SOA.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1168
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CNVYvSgi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDD27.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:4624
- C:\Users\Admin\AppData\Local\Temp\SOA.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4932

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

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\SOA.exe.log

Filesize
1KB

MD5
17573558c4e714f606f997e5157afaac

SHA1
13e16e9415ceef429aaf124139671ebeca09ed23

SHA256
c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

SHA512
f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpDD27.tmp

Filesize
1KB

MD5
d303a3e75b1e0d324a6ff606037cf7ca

SHA1
ba03316fce892a504dc134b0d0d5671983f7e204

SHA256
9cba959cf86e9f6e0a519e8154eb4c16925ca278cf22c21580a65cf254fbbf50

SHA512
8fc242d38330623c92e5a1794f5e31bc94850883ec4ee4c20570e226859c0e29c2fe45405a872e6e6b0fe9228001c66a6d24c005e4392b7813a6bd8d451d55e8

Download Submit
memory/1168-5-0x0000000005510000-0x0000000005520000-memory.dmp

Filesize
64KB

Download
memory/1168-2-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/1168-4-0x00000000053C0000-0x0000000005452000-memory.dmp

Filesize
584KB

Download
memory/1168-0-0x00000000007F0000-0x00000000008C0000-memory.dmp

Filesize
832KB

Download
memory/1168-6-0x0000000005350000-0x000000000535A000-memory.dmp

Filesize
40KB

Download
memory/1168-7-0x0000000005460000-0x00000000054B6000-memory.dmp

Filesize
344KB

Download
memory/1168-8-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/1168-9-0x0000000005510000-0x0000000005520000-memory.dmp

Filesize
64KB

Download
memory/1168-10-0x0000000000990000-0x00000000009A4000-memory.dmp

Filesize
80KB

Download
memory/1168-11-0x0000000005F30000-0x0000000005FA8000-memory.dmp

Filesize
480KB

Download
memory/1168-12-0x0000000008300000-0x0000000008342000-memory.dmp

Filesize
264KB

Download
memory/1168-3-0x00000000058D0000-0x0000000005E74000-memory.dmp

Filesize
5.6MB

Download
memory/1168-21-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/1168-1-0x0000000005280000-0x000000000531C000-memory.dmp

Filesize
624KB

Download
memory/4932-19-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/4932-16-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4932-20-0x0000000005490000-0x00000000054A0000-memory.dmp

Filesize
64KB

Download
memory/4932-22-0x0000000005680000-0x00000000056E6000-memory.dmp

Filesize
408KB

Download
memory/4932-24-0x0000000006B60000-0x0000000006BB0000-memory.dmp

Filesize
320KB

Download
memory/4932-25-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/4932-26-0x0000000005490000-0x00000000054A0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads