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

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

Processes:

04820741c7c5cb7794f8947f86742430.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	04820741c7c5cb7794f8947f86742430.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
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-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04820741c7c5cb7794f8947f86742430.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	04820741c7c5cb7794f8947f86742430.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bwZvp = "C:\\Users\\Admin\\AppData\\Roaming\\bwZvp\\bwZvp.exe"	04820741c7c5cb7794f8947f86742430.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

32 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

04820741c7c5cb7794f8947f86742430.exe

description pid process target process

PID 1260 set thread context of 2808 1260 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

2332 schtasks.exe

flow	ioc
32	api.ipify.org

description	pid	process	target process
PID 1260 set thread context of 2808	1260	04820741c7c5cb7794f8947f86742430.exe	04820741c7c5cb7794f8947f86742430.exe

pid	process
2332	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

04820741c7c5cb7794f8947f86742430.exepowershell.exe04820741c7c5cb7794f8947f86742430.exe

pid	process
1260	04820741c7c5cb7794f8947f86742430.exe
1260	04820741c7c5cb7794f8947f86742430.exe
1940	powershell.exe
1940	powershell.exe
2808	04820741c7c5cb7794f8947f86742430.exe
2808	04820741c7c5cb7794f8947f86742430.exe
2808	04820741c7c5cb7794f8947f86742430.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

04820741c7c5cb7794f8947f86742430.exepowershell.exe04820741c7c5cb7794f8947f86742430.exe

description	pid	process
Token: SeDebugPrivilege	1260	04820741c7c5cb7794f8947f86742430.exe
Token: SeDebugPrivilege	1940	powershell.exe
Token: SeDebugPrivilege	2808	04820741c7c5cb7794f8947f86742430.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

04820741c7c5cb7794f8947f86742430.exe

pid process

2808 04820741c7c5cb7794f8947f86742430.exe

pid	process
2808	04820741c7c5cb7794f8947f86742430.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

04820741c7c5cb7794f8947f86742430.exe

description	pid	process	target process
PID 1260 wrote to memory of 1940	1260	04820741c7c5cb7794f8947f86742430.exe	powershell.exe
PID 1260 wrote to memory of 1940	1260	04820741c7c5cb7794f8947f86742430.exe	powershell.exe
PID 1260 wrote to memory of 1940	1260	04820741c7c5cb7794f8947f86742430.exe	powershell.exe
PID 1260 wrote to memory of 2332	1260	04820741c7c5cb7794f8947f86742430.exe	schtasks.exe
PID 1260 wrote to memory of 2332	1260	04820741c7c5cb7794f8947f86742430.exe	schtasks.exe
PID 1260 wrote to memory of 2332	1260	04820741c7c5cb7794f8947f86742430.exe	schtasks.exe
PID 1260 wrote to memory of 2808	1260	04820741c7c5cb7794f8947f86742430.exe	04820741c7c5cb7794f8947f86742430.exe
PID 1260 wrote to memory of 2808	1260	04820741c7c5cb7794f8947f86742430.exe	04820741c7c5cb7794f8947f86742430.exe
PID 1260 wrote to memory of 2808	1260	04820741c7c5cb7794f8947f86742430.exe	04820741c7c5cb7794f8947f86742430.exe
PID 1260 wrote to memory of 2808	1260	04820741c7c5cb7794f8947f86742430.exe	04820741c7c5cb7794f8947f86742430.exe
PID 1260 wrote to memory of 2808	1260	04820741c7c5cb7794f8947f86742430.exe	04820741c7c5cb7794f8947f86742430.exe
PID 1260 wrote to memory of 2808	1260	04820741c7c5cb7794f8947f86742430.exe	04820741c7c5cb7794f8947f86742430.exe
PID 1260 wrote to memory of 2808	1260	04820741c7c5cb7794f8947f86742430.exe	04820741c7c5cb7794f8947f86742430.exe
PID 1260 wrote to memory of 2808	1260	04820741c7c5cb7794f8947f86742430.exe	04820741c7c5cb7794f8947f86742430.exe

outlook_office_path 1 IoCs

Processes:

04820741c7c5cb7794f8947f86742430.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\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-1-5-21-2295526160-1155304984-640977766-1000\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⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1260

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:1940

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\elbcILTIh" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBD35.tmp"
2⤵
- Creates scheduled task(s)
PID:2332

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:2808

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

Query Registry

1

T1012

System Information Discovery

2

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\tmpBD35.tmp
Filesize
1KB

MD5
8cf323dab2ed5dd9362e48736c2be547

SHA1
c7ce363f6e061c07cd7f18733ad617246f9998b5

SHA256
1de392cd8e472ec1ee275e92824bf10d13c58fa9b8fe9026c99c745acd3529b8

SHA512
2e1d86e625a054c6ae91edd5b7ddde63b032b8cc7c64e0ea18fa48f69b8c655263d5be6153324b5738d746b73213b6fe19969405a0d1d87a875c8abf4d03095b

Download Submit
memory/1260-133-0x0000000005CA0000-0x0000000006244000-memory.dmp

Filesize
5.6MB

Download
memory/1260-134-0x0000000005790000-0x0000000005822000-memory.dmp

Filesize
584KB

Download
memory/1260-135-0x0000000005780000-0x000000000578A000-memory.dmp

Filesize
40KB

Download
memory/1260-136-0x00000000094F0000-0x000000000958C000-memory.dmp

Filesize
624KB

Download
memory/1260-132-0x0000000000D10000-0x0000000000DEA000-memory.dmp

Filesize
872KB

Download
memory/1940-150-0x0000000006980000-0x000000000699E000-memory.dmp

Filesize
120KB

Download
memory/1940-149-0x0000000070420000-0x000000007046C000-memory.dmp

Filesize
304KB

Download
memory/1940-157-0x0000000007A10000-0x0000000007A18000-memory.dmp

Filesize
32KB

Download
memory/1940-141-0x00000000054D0000-0x0000000005AF8000-memory.dmp

Filesize
6.2MB

Download
memory/1940-156-0x0000000007A30000-0x0000000007A4A000-memory.dmp

Filesize
104KB

Download
memory/1940-155-0x0000000007920000-0x000000000792E000-memory.dmp

Filesize
56KB

Download
memory/1940-144-0x0000000005430000-0x0000000005452000-memory.dmp

Filesize
136KB

Download
memory/1940-145-0x0000000005C00000-0x0000000005C66000-memory.dmp

Filesize
408KB

Download
memory/1940-146-0x0000000005DA0000-0x0000000005E06000-memory.dmp

Filesize
408KB

Download
memory/1940-147-0x00000000063E0000-0x00000000063FE000-memory.dmp

Filesize
120KB

Download
memory/1940-148-0x00000000069A0000-0x00000000069D2000-memory.dmp

Filesize
200KB

Download
memory/1940-139-0x0000000004E60000-0x0000000004E96000-memory.dmp

Filesize
216KB

Download
memory/1940-137-0x0000000000000000-mapping.dmp

Download
memory/1940-151-0x0000000007D30000-0x00000000083AA000-memory.dmp

Filesize
6.5MB

Download
memory/1940-152-0x00000000076F0000-0x000000000770A000-memory.dmp

Filesize
104KB

Download
memory/1940-153-0x0000000007760000-0x000000000776A000-memory.dmp

Filesize
40KB

Download
memory/1940-154-0x0000000007970000-0x0000000007A06000-memory.dmp

Filesize
600KB

Download
memory/2332-138-0x0000000000000000-mapping.dmp

Download
memory/2808-143-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2808-142-0x0000000000000000-mapping.dmp

Download
memory/2808-158-0x0000000006F10000-0x0000000006F60000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads