agenttesla | b074686bd8bebca0967a63f3386d9bbf11da11eeb2001d5a83d4637a9ebffc90

General

Target

85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe
Size

547KB
MD5

534a9e3a61bbd6f0f7d02aeef95447ca
SHA1

22acf40cad82e517773f2308096b63ecb54f8b53
SHA256

85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2
SHA512

c41c2732b24223ccaa731ea302886427ca7232d39cb75fc0237c535208a32c9fb161f8e76786dabbf66af0b09ef40c94f248eb2b08823c554851d85f371819fd
SSDEEP

12288:QL1LAYtv/h/IMMeFHlpAAM0q+nROj0ree/9Qc1oYppuERrGIgOSdwxb7DysieZ8e:EBdhQMMeFHvMJ+R4QtDQWMMb7D2eZl

Score

10^/10

agenttesla collection credential_access discovery execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.smjcontrols.com
Port:
587
Username:
[email protected]
Password:
P@ssw0rd

Signatures

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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2556	powershell.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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\dteRDmO = "C:\\Users\\Admin\\AppData\\Roaming\\dteRDmO\\dteRDmO.exe"	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2112 set thread context of 1528	2112	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe	34

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 4 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	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.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
2612	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1528	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe
1528	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe
2556	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1528	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe
Token: SeDebugPrivilege	2556	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 2556	2112	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe	30
PID 2112 wrote to memory of 2556	2112	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe	30
PID 2112 wrote to memory of 2556	2112	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe	30
PID 2112 wrote to memory of 2556	2112	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe	30
PID 2112 wrote to memory of 2612	2112	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe	32
PID 2112 wrote to memory of 2612	2112	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe	32
PID 2112 wrote to memory of 2612	2112	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe	32
PID 2112 wrote to memory of 2612	2112	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe	32
PID 2112 wrote to memory of 1528	2112	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe	34
PID 2112 wrote to memory of 1528	2112	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe	34
PID 2112 wrote to memory of 1528	2112	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe	34
PID 2112 wrote to memory of 1528	2112	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe	34
PID 2112 wrote to memory of 1528	2112	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe	34
PID 2112 wrote to memory of 1528	2112	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe	34
PID 2112 wrote to memory of 1528	2112	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe	34
PID 2112 wrote to memory of 1528	2112	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe	34
PID 2112 wrote to memory of 1528	2112	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe	34

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe

C:\Users\Admin\AppData\Local\Temp\85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe
"C:\Users\Admin\AppData\Local\Temp\85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BPrNwjtiJDvRDg.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2556
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BPrNwjtiJDvRDg" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB03C.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2612
- C:\Users\Admin\AppData\Local\Temp\85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe
  "C:\Users\Admin\AppData\Local\Temp\85ffa93b0f8801f2f65214a567b77ea64a1528ad25b674923ac82ac32244a3f2.exe"
  2⤵
  - 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:1528

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

5

T1552

Credentials In Files

4

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpB03C.tmp

Filesize
1KB

MD5
5ddff27bb1a8524ab38ebafada440362

SHA1
371663088a16223e32e6ceea770aeac4d365860d

SHA256
b38d08f588c51f3ff03bbe32fb428cf2840535ea6f3cfa2ba230d7a19073e8d0

SHA512
caf1992a816ca42369d57028c7c478ce2ace02aff565664afd4038e74e8167683679a109c6bc2fd040193ee32196aa104aa0841e1e1ccc56919f2728cc9a3dc6

Download Submit
memory/1528-15-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1528-17-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1528-19-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1528-21-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1528-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1528-24-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1528-25-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1528-26-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2112-4-0x000000007483E000-0x000000007483F000-memory.dmp

Filesize
4KB

Download
memory/2112-14-0x0000000005150000-0x0000000005192000-memory.dmp

Filesize
264KB

Download
memory/2112-6-0x0000000005690000-0x0000000005712000-memory.dmp

Filesize
520KB

Download
memory/2112-5-0x0000000074830000-0x0000000074F1E000-memory.dmp

Filesize
6.9MB

Download
memory/2112-0-0x000000007483E000-0x000000007483F000-memory.dmp

Filesize
4KB

Download
memory/2112-3-0x0000000000850000-0x0000000000862000-memory.dmp

Filesize
72KB

Download
memory/2112-2-0x0000000074830000-0x0000000074F1E000-memory.dmp

Filesize
6.9MB

Download
memory/2112-1-0x0000000000E40000-0x0000000000ED0000-memory.dmp

Filesize
576KB

Download
memory/2112-27-0x0000000074830000-0x0000000074F1E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads