agenttesla | 8314c08237812a03249735937db7b1b6b1a1c3135f38c52c4980e6205da3e5ff

General

Target

8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe
Size

851KB
MD5

65d33bde1b9e3d11e7b3ce0767fd22ec
SHA1

bf2496621ae5c35c3ba4056af0290ba1104c7056
SHA256

8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055
SHA512

7b5ae1a98fbcf8196b9d8a4cd856e4bb7a8cfbc996ac9b792e8cfee2b670c76ab64ab7a478a7b142bdb03b86cacc803b984ebac302a095eff4f0cb10ff09a318
SSDEEP

12288:0e2VXNGg3VBx6k/+Ac0ZXN07M8NHNOraQ5ZCKaGSTij9N/Uu49f2FSWuEz8/A1yp:0e2zsk55m7M8NH8RCAIu49O8jEA/G

Score

10^/10

agenttesla credential_access discovery execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
Password: )NYyffR0
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

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
2848	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 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

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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\mpTrle = "C:\\Users\\Admin\\AppData\\Roaming\\mpTrle\\mpTrle.exe"	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.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
2	api.ipify.org
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3020 set thread context of 1724	3020	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe	32

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	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1724	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe
1724	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe
2848	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1724	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe
Token: SeDebugPrivilege	2848	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 2848	3020	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe	30
PID 3020 wrote to memory of 2848	3020	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe	30
PID 3020 wrote to memory of 2848	3020	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe	30
PID 3020 wrote to memory of 2848	3020	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe	30
PID 3020 wrote to memory of 1724	3020	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe	32
PID 3020 wrote to memory of 1724	3020	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe	32
PID 3020 wrote to memory of 1724	3020	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe	32
PID 3020 wrote to memory of 1724	3020	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe	32
PID 3020 wrote to memory of 1724	3020	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe	32
PID 3020 wrote to memory of 1724	3020	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe	32
PID 3020 wrote to memory of 1724	3020	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe	32
PID 3020 wrote to memory of 1724	3020	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe	32
PID 3020 wrote to memory of 1724	3020	8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe	32

C:\Users\Admin\AppData\Local\Temp\8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe
"C:\Users\Admin\AppData\Local\Temp\8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3020
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2848
- C:\Users\Admin\AppData\Local\Temp\8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe
  "C:\Users\Admin\AppData\Local\Temp\8eadfc2a0f3dce9b786340417545bc64a10dbd32e8677bbcf61929df787d4055.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1724

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

4

T1552

Credentials In Files

3

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

4

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1724-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1724-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1724-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1724-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1724-22-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/1724-20-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/1724-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1724-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1724-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1724-26-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/1724-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3020-2-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/3020-0-0x0000000073F1E000-0x0000000073F1F000-memory.dmp

Filesize
4KB

Download
memory/3020-1-0x0000000001270000-0x000000000134A000-memory.dmp

Filesize
872KB

Download
memory/3020-6-0x0000000005070000-0x00000000050F4000-memory.dmp

Filesize
528KB

Download
memory/3020-5-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/3020-21-0x0000000073F10000-0x00000000745FE000-memory.dmp

Filesize
6.9MB

Download
memory/3020-4-0x0000000073F1E000-0x0000000073F1F000-memory.dmp

Filesize
4KB

Download
memory/3020-3-0x0000000000240000-0x0000000000250000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads