agenttesla | 110ab4503a5f6c8b7c05f06809d1b267ea6a2c328d989f1432fce36e41038086

Analysis

max time kernel
94s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 07:24

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General

Target

SOA (2).exe
Size

614KB
MD5

d5f48428d1ab627e7f9ac953e9080995
SHA1

0a58188aa2f8c6bd1d6a3e770ec2b77788bc4e5e
SHA256

0ba980f3ce5acff4bd93085a54c1236e0744e14e4949e440b7e9de44ed3d5fc1
SHA512

6047c45dea620d7961af83468af9d43fbdb0f35ae1aedb36b9846d743c8119d74b78d1b2e0487612b64122936be234a1b86c27ba9cf03304acd9b4fca6a2781c
SSDEEP

12288:2xWritt3szwHfMW044AjYK6/G00IowOUC+5f:8WAt8MUWqAkBG00HwTf

Score

10^/10

agenttesla collection credential_access discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
webmail.ocenmasters.com
Port:
587
Username:
[email protected]
Password:
donblack12345
Email To:
[email protected]

Signatures

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

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	SOA (2).exe

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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	SOA (2).exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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 3 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

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

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-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SOA (2).exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SOA (2).exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SOA (2).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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bwjRNo = "C:\\Users\\Admin\\AppData\\Roaming\\bwjRNo\\bwjRNo.exe"	SOA (2).exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 792 set thread context of 2924	792	SOA (2).exe	92

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SOA (2).exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SOA (2).exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
4300	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
792	SOA (2).exe
792	SOA (2).exe
792	SOA (2).exe
2924	SOA (2).exe
2924	SOA (2).exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	792	SOA (2).exe
Token: SeDebugPrivilege	2924	SOA (2).exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 792 wrote to memory of 4300	792	SOA (2).exe	89
PID 792 wrote to memory of 4300	792	SOA (2).exe	89
PID 792 wrote to memory of 4300	792	SOA (2).exe	89
PID 792 wrote to memory of 3388	792	SOA (2).exe	91
PID 792 wrote to memory of 3388	792	SOA (2).exe	91
PID 792 wrote to memory of 3388	792	SOA (2).exe	91
PID 792 wrote to memory of 2924	792	SOA (2).exe	92
PID 792 wrote to memory of 2924	792	SOA (2).exe	92
PID 792 wrote to memory of 2924	792	SOA (2).exe	92
PID 792 wrote to memory of 2924	792	SOA (2).exe	92
PID 792 wrote to memory of 2924	792	SOA (2).exe	92
PID 792 wrote to memory of 2924	792	SOA (2).exe	92
PID 792 wrote to memory of 2924	792	SOA (2).exe	92
PID 792 wrote to memory of 2924	792	SOA (2).exe	92

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SOA (2).exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SOA (2).exe

C:\Users\Admin\AppData\Local\Temp\SOA (2).exe
"C:\Users\Admin\AppData\Local\Temp\SOA (2).exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:792
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cTXtrUynyJgFvt" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1D37.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4300
- C:\Users\Admin\AppData\Local\Temp\SOA (2).exe
  "{path}"
  2⤵
  PID:3388
- C:\Users\Admin\AppData\Local\Temp\SOA (2).exe
  "{path}"
  2⤵
  - Drops file in Drivers directory
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2924

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp1D37.tmp

Filesize
1KB

MD5
fe9db6dbd4c7c228a5a215420574e73b

SHA1
0d7ed295c6603a04771c48ee7a120d75f8c75472

SHA256
586b874c35ff26c1a56ab2ba8561a59bf7bf813d7530a1c4e10900bb67c263a1

SHA512
a970ae3e156f1e18b7355813e351cd27756bfbdadcd5caab087be3f8c595e774f5ee44198fb86b261d4f716ba95a928406deb56767070514fd37eb4abfb269d9

Download Submit
memory/792-10-0x0000000007BA0000-0x0000000007C3A000-memory.dmp

Filesize
616KB

Download
memory/792-5-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/792-11-0x000000000A1D0000-0x000000000A23C000-memory.dmp

Filesize
432KB

Download
memory/792-18-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/792-1-0x0000000000020000-0x00000000000C0000-memory.dmp

Filesize
640KB

Download
memory/792-6-0x0000000004B50000-0x0000000004B5A000-memory.dmp

Filesize
40KB

Download
memory/792-7-0x0000000007890000-0x000000000789A000-memory.dmp

Filesize
40KB

Download
memory/792-8-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/792-9-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/792-0-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/792-3-0x0000000004A90000-0x0000000004B22000-memory.dmp

Filesize
584KB

Download
memory/792-2-0x0000000005120000-0x00000000056C4000-memory.dmp

Filesize
5.6MB

Download
memory/792-4-0x0000000004C10000-0x0000000004CAC000-memory.dmp

Filesize
624KB

Download
memory/2924-17-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/2924-15-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/2924-19-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/2924-20-0x0000000005950000-0x0000000005968000-memory.dmp

Filesize
96KB

Download
memory/2924-21-0x00000000061E0000-0x0000000006246000-memory.dmp

Filesize
408KB

Download
memory/2924-24-0x0000000006870000-0x00000000068C0000-memory.dmp

Filesize
320KB

Download
memory/2924-28-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download
memory/2924-29-0x0000000074540000-0x0000000074CF0000-memory.dmp

Filesize
7.7MB

Download