agenttesla | af83ec1c9dcb87aff95947749679a89e2383592eb973b28274b0f81b840d21fb

General

Target

04820741c7c5cb7794f8947f86742430.exe
Size

843KB
MD5

04820741c7c5cb7794f8947f86742430
SHA1

a94c8647111b6ec93431326f058ecb0d3b1748c8
SHA256

af83ec1c9dcb87aff95947749679a89e2383592eb973b28274b0f81b840d21fb
SHA512

111a94df8f642f191e224fc2ee1f7a394b65ab516df5d8a0ea956a7cb9bdd32dbefd201fea40288f811930d948e0d4f5bf6c93e53c7da40d255b2e87190ee8f4
SSDEEP

12288:KmEYsZ1DX/VDJtV7H4JRIGo5b7B6eOVt0TKODNGqDxWEacybD:BEYkj4JRyb7BIbODNG4xWN

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
s$xlD^f9

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:

04820741c7c5cb7794f8947f86742430.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04820741c7c5cb7794f8947f86742430.exe
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04820741c7c5cb7794f8947f86742430.exe
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04820741c7c5cb7794f8947f86742430.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

04820741c7c5cb7794f8947f86742430.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\bwZvp = "C:\\Users\\Admin\\AppData\\Roaming\\bwZvp\\bwZvp.exe"	04820741c7c5cb7794f8947f86742430.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

4 api.ipify.org
5 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

04820741c7c5cb7794f8947f86742430.exe

description pid process target process

PID 1804 set thread context of 1432 1804 04820741c7c5cb7794f8947f86742430.exe 04820741c7c5cb7794f8947f86742430.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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
T1053

Processes:

schtasks.exe

pid process

1400 schtasks.exe

flow	ioc
4	api.ipify.org
5	api.ipify.org

description	pid	process	target process
PID 1804 set thread context of 1432	1804	04820741c7c5cb7794f8947f86742430.exe	04820741c7c5cb7794f8947f86742430.exe

pid	process
1400	schtasks.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

Processes:

04820741c7c5cb7794f8947f86742430.exepowershell.exe04820741c7c5cb7794f8947f86742430.exe

pid	process
1804	04820741c7c5cb7794f8947f86742430.exe
1804	04820741c7c5cb7794f8947f86742430.exe
1804	04820741c7c5cb7794f8947f86742430.exe
1804	04820741c7c5cb7794f8947f86742430.exe
1804	04820741c7c5cb7794f8947f86742430.exe
1804	04820741c7c5cb7794f8947f86742430.exe
1804	04820741c7c5cb7794f8947f86742430.exe
1804	04820741c7c5cb7794f8947f86742430.exe
1804	04820741c7c5cb7794f8947f86742430.exe
1804	04820741c7c5cb7794f8947f86742430.exe
1804	04820741c7c5cb7794f8947f86742430.exe
1804	04820741c7c5cb7794f8947f86742430.exe
1804	04820741c7c5cb7794f8947f86742430.exe
460	powershell.exe
1432	04820741c7c5cb7794f8947f86742430.exe
1432	04820741c7c5cb7794f8947f86742430.exe
1432	04820741c7c5cb7794f8947f86742430.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

04820741c7c5cb7794f8947f86742430.exe04820741c7c5cb7794f8947f86742430.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1804	04820741c7c5cb7794f8947f86742430.exe
Token: SeDebugPrivilege	1432	04820741c7c5cb7794f8947f86742430.exe
Token: SeDebugPrivilege	460	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

04820741c7c5cb7794f8947f86742430.exe

pid process

1432 04820741c7c5cb7794f8947f86742430.exe

pid	process
1432	04820741c7c5cb7794f8947f86742430.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

04820741c7c5cb7794f8947f86742430.exe

description	pid	process	target process
PID 1804 wrote to memory of 460	1804	04820741c7c5cb7794f8947f86742430.exe	powershell.exe
PID 1804 wrote to memory of 460	1804	04820741c7c5cb7794f8947f86742430.exe	powershell.exe
PID 1804 wrote to memory of 460	1804	04820741c7c5cb7794f8947f86742430.exe	powershell.exe
PID 1804 wrote to memory of 460	1804	04820741c7c5cb7794f8947f86742430.exe	powershell.exe
PID 1804 wrote to memory of 1400	1804	04820741c7c5cb7794f8947f86742430.exe	schtasks.exe
PID 1804 wrote to memory of 1400	1804	04820741c7c5cb7794f8947f86742430.exe	schtasks.exe
PID 1804 wrote to memory of 1400	1804	04820741c7c5cb7794f8947f86742430.exe	schtasks.exe
PID 1804 wrote to memory of 1400	1804	04820741c7c5cb7794f8947f86742430.exe	schtasks.exe
PID 1804 wrote to memory of 1432	1804	04820741c7c5cb7794f8947f86742430.exe	04820741c7c5cb7794f8947f86742430.exe
PID 1804 wrote to memory of 1432	1804	04820741c7c5cb7794f8947f86742430.exe	04820741c7c5cb7794f8947f86742430.exe
PID 1804 wrote to memory of 1432	1804	04820741c7c5cb7794f8947f86742430.exe	04820741c7c5cb7794f8947f86742430.exe
PID 1804 wrote to memory of 1432	1804	04820741c7c5cb7794f8947f86742430.exe	04820741c7c5cb7794f8947f86742430.exe
PID 1804 wrote to memory of 1432	1804	04820741c7c5cb7794f8947f86742430.exe	04820741c7c5cb7794f8947f86742430.exe
PID 1804 wrote to memory of 1432	1804	04820741c7c5cb7794f8947f86742430.exe	04820741c7c5cb7794f8947f86742430.exe
PID 1804 wrote to memory of 1432	1804	04820741c7c5cb7794f8947f86742430.exe	04820741c7c5cb7794f8947f86742430.exe
PID 1804 wrote to memory of 1432	1804	04820741c7c5cb7794f8947f86742430.exe	04820741c7c5cb7794f8947f86742430.exe
PID 1804 wrote to memory of 1432	1804	04820741c7c5cb7794f8947f86742430.exe	04820741c7c5cb7794f8947f86742430.exe

outlook_office_path 1 IoCs

Processes:

04820741c7c5cb7794f8947f86742430.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04820741c7c5cb7794f8947f86742430.exe

outlook_win_path 1 IoCs

Processes:

04820741c7c5cb7794f8947f86742430.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04820741c7c5cb7794f8947f86742430.exe

C:\Users\Admin\AppData\Local\Temp\04820741c7c5cb7794f8947f86742430.exe
"C:\Users\Admin\AppData\Local\Temp\04820741c7c5cb7794f8947f86742430.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1804

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\elbcILTIh.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:460

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\elbcILTIh" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCE38.tmp"
2⤵
- Creates scheduled task(s)
PID:1400

C:\Users\Admin\AppData\Local\Temp\04820741c7c5cb7794f8947f86742430.exe
"C:\Users\Admin\AppData\Local\Temp\04820741c7c5cb7794f8947f86742430.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:1432

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

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\Temp\tmpCE38.tmp
Filesize
1KB

MD5
8b7ddb301319259228dadb201816538c

SHA1
cc232e22a5307dfdd38b95366c9671ccb24e84fb

SHA256
a3168225bce873296782494f3584e0ec3afe6977ee838c18ef3326ec14b9f1f6

SHA512
562704f0f2b4b1e37d68a437df1b805a244a2874c16d4397239c5fa6d7691d985cfe13a6d0a29b844b2c035ba9b6582b74f47f3414d6c616c70fd398c9d07ea5

Download Submit
memory/460-59-0x0000000000000000-mapping.dmp

Download
memory/460-77-0x000000006F050000-0x000000006F5FB000-memory.dmp

Filesize
5.7MB

Download
memory/460-63-0x000000006F050000-0x000000006F5FB000-memory.dmp

Filesize
5.7MB

Download
memory/1400-60-0x0000000000000000-mapping.dmp

Download
memory/1432-68-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1432-69-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1432-75-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1432-73-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1432-71-0x0000000000437C6E-mapping.dmp

Download
memory/1432-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1432-66-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1432-70-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1804-64-0x00000000044B0000-0x00000000044EE000-memory.dmp

Filesize
248KB

Download
memory/1804-54-0x00000000009B0000-0x0000000000A8A000-memory.dmp

Filesize
872KB

Download
memory/1804-58-0x0000000007D90000-0x0000000007E06000-memory.dmp

Filesize
472KB

Download
memory/1804-56-0x0000000000580000-0x0000000000598000-memory.dmp

Filesize
96KB

Download
memory/1804-57-0x00000000005A0000-0x00000000005AC000-memory.dmp

Filesize
48KB

Download
memory/1804-55-0x0000000075C41000-0x0000000075C43000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads