agenttesla | 670374b3a45f8ce671cf6c84ce7d302de22b2fb23f3c25b41ac54aa9ac105520

General

Target

New Order.exe
Size

527KB
MD5

9da558af7c0b6bb51c614b13656df309
SHA1

f888e909cd17e463d81fc984b308a971b4633427
SHA256

365040e11a97a2a135b73a34011eab67757673e6831ad4f1f30d8a45b27a831c
SHA512

6b3f23f7d81a5426b2aa5ea4251247a1f389db23529842c27ebb7e774bc2d779685191889ee351059e9cdf5ac8f2af9eb65b600f37dcdb1aabf5854d47a227f3

Score

10^/10

agenttesla collection evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.croatiahunt.com
Port:
587
Username:
[email protected]
Password:
VilaVrgade852

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1876-65-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1876-64-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1876-67-0x000000000043764E-mapping.dmp	family_agenttesla
behavioral1/memory/1876-66-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1876-68-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/572-72-0x0000000002350000-0x0000000002F9A000-memory.dmp	family_agenttesla

Looks for VirtualBox Guest Additions in registry 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497
Looks for VMWare Tools registry key 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

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:

New Order.exe

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

New Order.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	New Order.exe
Key opened	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	New Order.exe
Key opened	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	New Order.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:

New Order.exe

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

New Order.exe

description pid process target process

PID 964 set thread context of 1876 964 New Order.exe New Order.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

1064 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

New Order.exeNew Order.exepowershell.exe

pid process

964 New Order.exe
964 New Order.exe
1876 New Order.exe
1876 New Order.exe
572 powershell.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

New Order.exeNew Order.exepowershell.exe

description pid process

Token: SeDebugPrivilege 964 New Order.exe
Token: SeDebugPrivilege 1876 New Order.exe
Token: SeDebugPrivilege 572 powershell.exe

description	pid	process	target process
PID 964 set thread context of 1876	964	New Order.exe	New Order.exe

pid	process
1064	schtasks.exe

pid	process
964	New Order.exe
964	New Order.exe
1876	New Order.exe
1876	New Order.exe
572	powershell.exe

description	pid	process
Token: SeDebugPrivilege	964	New Order.exe
Token: SeDebugPrivilege	1876	New Order.exe
Token: SeDebugPrivilege	572	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

New Order.exe

description	pid	process	target process
PID 964 wrote to memory of 572	964	New Order.exe	powershell.exe
PID 964 wrote to memory of 572	964	New Order.exe	powershell.exe
PID 964 wrote to memory of 572	964	New Order.exe	powershell.exe
PID 964 wrote to memory of 572	964	New Order.exe	powershell.exe
PID 964 wrote to memory of 1064	964	New Order.exe	schtasks.exe
PID 964 wrote to memory of 1064	964	New Order.exe	schtasks.exe
PID 964 wrote to memory of 1064	964	New Order.exe	schtasks.exe
PID 964 wrote to memory of 1064	964	New Order.exe	schtasks.exe
PID 964 wrote to memory of 1876	964	New Order.exe	New Order.exe
PID 964 wrote to memory of 1876	964	New Order.exe	New Order.exe
PID 964 wrote to memory of 1876	964	New Order.exe	New Order.exe
PID 964 wrote to memory of 1876	964	New Order.exe	New Order.exe
PID 964 wrote to memory of 1876	964	New Order.exe	New Order.exe
PID 964 wrote to memory of 1876	964	New Order.exe	New Order.exe
PID 964 wrote to memory of 1876	964	New Order.exe	New Order.exe
PID 964 wrote to memory of 1876	964	New Order.exe	New Order.exe
PID 964 wrote to memory of 1876	964	New Order.exe	New Order.exe

outlook_office_path 1 IoCs

Processes:

New Order.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	New Order.exe

outlook_win_path 1 IoCs

Processes:

New Order.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2955169046-2371869340-1800780948-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	New Order.exe

C:\Users\Admin\AppData\Local\Temp\New Order.exe
"C:\Users\Admin\AppData\Local\Temp\New Order.exe"
1⤵
- 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:964

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\New Order.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:572

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SzVaXPrXGyfnk" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAC75.tmp"
2⤵
- Creates scheduled task(s)
PID:1064

C:\Users\Admin\AppData\Local\Temp\New Order.exe
"C:\Users\Admin\AppData\Local\Temp\New Order.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1876

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

memory/572-72-0x0000000002350000-0x0000000002F9A000-memory.dmp

Filesize
12.3MB

Download
memory/572-59-0x0000000000000000-mapping.dmp

Download
memory/572-60-0x0000000075F41000-0x0000000075F43000-memory.dmp

Filesize
8KB

Download
memory/572-73-0x0000000002350000-0x0000000002F9A000-memory.dmp

Filesize
12.3MB

Download
memory/572-70-0x0000000002350000-0x0000000002F9A000-memory.dmp

Filesize
12.3MB

Download
memory/964-56-0x00000000042D0000-0x00000000042D1000-memory.dmp

Filesize
4KB

Download
memory/964-57-0x00000000005B0000-0x00000000005B8000-memory.dmp

Filesize
32KB

Download
memory/964-58-0x00000000048E0000-0x0000000004938000-memory.dmp

Filesize
352KB

Download
memory/964-54-0x0000000000A50000-0x0000000000A51000-memory.dmp

Filesize
4KB

Download
memory/1064-61-0x0000000000000000-mapping.dmp

Download
memory/1876-63-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1876-67-0x000000000043764E-mapping.dmp

Download
memory/1876-66-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1876-68-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1876-64-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1876-71-0x0000000004A10000-0x0000000004A11000-memory.dmp

Filesize
4KB

Download
memory/1876-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1876-62-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1876-74-0x0000000004A11000-0x0000000004A12000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads