agenttesla | 0e6d1760c730846071dff47ea51828caf0108d9dd72f472e0a29b7f06c880955

General

Target

Swift_Confirmation_Copy_PDF.exe
Size

635KB
MD5

8f8997c46d2e2d5bacace89ddc5b98ea
SHA1

42936ce414491a0bdf4363e028e9acc809904828
SHA256

0e6d1760c730846071dff47ea51828caf0108d9dd72f472e0a29b7f06c880955
SHA512

fba79b3893726c6160f3d8cde09daf562dba7f6fd7de20575ab21093cc4effa93cb8de5638db56e6fc9fdc9419320cae5ae5d993465b48d3bd0ab23107efaa20
SSDEEP

12288:KP2ezBnLOkPRxliW1PjiZj5C23orXRU7uIjV8uqFgfjPe4lRvsc8ZR301P:y2exikPRrhGZjY24KNjuRWfFR

Score

10^/10

agenttesla collection evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1923344551:AAGJ9MeV4yHipzEdvvxVuepm8PFUNaCZez4/sendDocument

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

Swift_Confirmation_Copy_PDF.exe

description ioc process

Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions Swift_Confirmation_Copy_PDF.exe
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

Swift_Confirmation_Copy_PDF.exe

description ioc process

Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools Swift_Confirmation_Copy_PDF.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions	Swift_Confirmation_Copy_PDF.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools	Swift_Confirmation_Copy_PDF.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

Swift_Confirmation_Copy_PDF.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Swift_Confirmation_Copy_PDF.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Swift_Confirmation_Copy_PDF.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:

Swift_Confirmation_Copy_PDF.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift_Confirmation_Copy_PDF.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift_Confirmation_Copy_PDF.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift_Confirmation_Copy_PDF.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

Swift_Confirmation_Copy_PDF.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	Swift_Confirmation_Copy_PDF.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	Swift_Confirmation_Copy_PDF.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Swift_Confirmation_Copy_PDF.exe

description pid process target process

PID 1064 set thread context of 1524 1064 Swift_Confirmation_Copy_PDF.exe Swift_Confirmation_Copy_PDF.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

1352 schtasks.exe

description	pid	process	target process
PID 1064 set thread context of 1524	1064	Swift_Confirmation_Copy_PDF.exe	Swift_Confirmation_Copy_PDF.exe

pid	process
1352	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

Swift_Confirmation_Copy_PDF.exeSwift_Confirmation_Copy_PDF.exepowershell.exe

pid	process
1064	Swift_Confirmation_Copy_PDF.exe
1064	Swift_Confirmation_Copy_PDF.exe
1524	Swift_Confirmation_Copy_PDF.exe
1524	Swift_Confirmation_Copy_PDF.exe
800	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Swift_Confirmation_Copy_PDF.exeSwift_Confirmation_Copy_PDF.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1064	Swift_Confirmation_Copy_PDF.exe
Token: SeDebugPrivilege	1524	Swift_Confirmation_Copy_PDF.exe
Token: SeDebugPrivilege	800	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

Swift_Confirmation_Copy_PDF.exe

description	pid	process	target process
PID 1064 wrote to memory of 800	1064	Swift_Confirmation_Copy_PDF.exe	powershell.exe
PID 1064 wrote to memory of 800	1064	Swift_Confirmation_Copy_PDF.exe	powershell.exe
PID 1064 wrote to memory of 800	1064	Swift_Confirmation_Copy_PDF.exe	powershell.exe
PID 1064 wrote to memory of 800	1064	Swift_Confirmation_Copy_PDF.exe	powershell.exe
PID 1064 wrote to memory of 1352	1064	Swift_Confirmation_Copy_PDF.exe	schtasks.exe
PID 1064 wrote to memory of 1352	1064	Swift_Confirmation_Copy_PDF.exe	schtasks.exe
PID 1064 wrote to memory of 1352	1064	Swift_Confirmation_Copy_PDF.exe	schtasks.exe
PID 1064 wrote to memory of 1352	1064	Swift_Confirmation_Copy_PDF.exe	schtasks.exe
PID 1064 wrote to memory of 1524	1064	Swift_Confirmation_Copy_PDF.exe	Swift_Confirmation_Copy_PDF.exe
PID 1064 wrote to memory of 1524	1064	Swift_Confirmation_Copy_PDF.exe	Swift_Confirmation_Copy_PDF.exe
PID 1064 wrote to memory of 1524	1064	Swift_Confirmation_Copy_PDF.exe	Swift_Confirmation_Copy_PDF.exe
PID 1064 wrote to memory of 1524	1064	Swift_Confirmation_Copy_PDF.exe	Swift_Confirmation_Copy_PDF.exe
PID 1064 wrote to memory of 1524	1064	Swift_Confirmation_Copy_PDF.exe	Swift_Confirmation_Copy_PDF.exe
PID 1064 wrote to memory of 1524	1064	Swift_Confirmation_Copy_PDF.exe	Swift_Confirmation_Copy_PDF.exe
PID 1064 wrote to memory of 1524	1064	Swift_Confirmation_Copy_PDF.exe	Swift_Confirmation_Copy_PDF.exe
PID 1064 wrote to memory of 1524	1064	Swift_Confirmation_Copy_PDF.exe	Swift_Confirmation_Copy_PDF.exe
PID 1064 wrote to memory of 1524	1064	Swift_Confirmation_Copy_PDF.exe	Swift_Confirmation_Copy_PDF.exe

outlook_office_path 1 IoCs

Processes:

Swift_Confirmation_Copy_PDF.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift_Confirmation_Copy_PDF.exe

outlook_win_path 1 IoCs

Processes:

Swift_Confirmation_Copy_PDF.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift_Confirmation_Copy_PDF.exe

C:\Users\Admin\AppData\Local\Temp\Swift_Confirmation_Copy_PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Swift_Confirmation_Copy_PDF.exe"
1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1064

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\AddJPyGJtsi.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:800

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AddJPyGJtsi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6A39.tmp"
2⤵
- Creates scheduled task(s)
PID:1352

C:\Users\Admin\AppData\Local\Temp\Swift_Confirmation_Copy_PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Swift_Confirmation_Copy_PDF.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1524

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

4

T1012

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

3

T1082

Peripheral Device Discovery

1

T1120

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\tmp6A39.tmp
Filesize
1KB

MD5
da2ff6468204409e09951e40fe36347b

SHA1
41b4d48089c6442e5a99fca06ef3e48f1d044000

SHA256
5c2a129ce5adb1abd1a664ad7118031f53e8db0e220df645da931fa742d78b91

SHA512
5c69ea4b5af310dc1151e3765562e2087b65fad9b5fb17e02650a7e4a87bba7c04b02ef2c1cbdef1181d00a283004a0d615887e8d5bca851a1eea464a2200aa6

Download Submit
memory/800-59-0x0000000000000000-mapping.dmp

Download
memory/800-77-0x000000006E860000-0x000000006EE0B000-memory.dmp

Filesize
5.7MB

Download
memory/800-76-0x000000006E860000-0x000000006EE0B000-memory.dmp

Filesize
5.7MB

Download
memory/1064-63-0x0000000004A60000-0x0000000004A9C000-memory.dmp

Filesize
240KB

Download
memory/1064-58-0x00000000071F0000-0x0000000007262000-memory.dmp

Filesize
456KB

Download
memory/1064-57-0x0000000000420000-0x000000000042A000-memory.dmp

Filesize
40KB

Download
memory/1064-54-0x00000000011E0000-0x0000000001286000-memory.dmp

Filesize
664KB

Download
memory/1064-55-0x0000000075BB1000-0x0000000075BB3000-memory.dmp

Filesize
8KB

Download
memory/1064-56-0x00000000003F0000-0x0000000000406000-memory.dmp

Filesize
88KB

Download
memory/1352-60-0x0000000000000000-mapping.dmp

Download
memory/1524-65-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1524-68-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1524-70-0x0000000000435CAE-mapping.dmp

Download
memory/1524-69-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1524-72-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1524-74-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1524-67-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1524-64-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads