agenttesla | 944d736ac7cdb40fd662857f2bee143199a577dd10f8bce2238a217d8e288d61

General

Target

purchase order.exe
Size

697KB
MD5

2ced991e90540177a9552ba01d503fd5
SHA1

5a563db3b5544f5a185ca85a0b31eedd283cf55c
SHA256

75f614af5672c9dd40b750d6af0c34dc2f930deb72ad1c76aeba5ac932f57169
SHA512

3185f159599b643c8ea3af55e03e044223512b8408ce0c1ca019b6d3986fc6bb21b3c169d6457331ab9d4c81682d0643064b126b04793151528acbc71a5567b1
SSDEEP

12288:PsT8i8L8WM+QF6M4fWr+cvT6zbejd1PAn+OxwAIYYQNlvBMZ+x0Art:0oRXoEJBboIn+Oxw3hQNd+kx0Art

Score

10^/10

agenttesla collection keylogger spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
babacj1234567890

Signatures

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

AgentTesla payload 8 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2228-9-0x00000000002C0000-0x000000000030C000-memory.dmp	family_agenttesla
behavioral1/memory/2228-12-0x0000000000400000-0x00000000004A4000-memory.dmp	family_agenttesla
behavioral1/memory/2228-10-0x00000000002C0000-0x000000000030C000-memory.dmp	family_agenttesla
behavioral1/memory/2228-8-0x0000000000400000-0x00000000004A4000-memory.dmp	family_agenttesla
behavioral1/memory/2228-6-0x0000000000400000-0x00000000004A4000-memory.dmp	family_agenttesla
behavioral1/memory/2228-41-0x0000000000400000-0x00000000004A4000-memory.dmp	family_agenttesla
behavioral1/memory/2228-46-0x0000000001E50000-0x0000000001E60000-memory.dmp	family_agenttesla
behavioral1/memory/2228-59-0x0000000001F20000-0x0000000001F60000-memory.dmp	family_agenttesla

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

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/2228-11-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral1/memory/2228-12-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral1/memory/2228-8-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral1/memory/2228-6-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral1/memory/2228-3-0x0000000000400000-0x00000000004A4000-memory.dmp	upx

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

purchase order.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	purchase order.exe
Key opened	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	purchase order.exe
Key opened	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	purchase order.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

purchase order.exe

description pid process target process

PID 2240 set thread context of 2228 2240 purchase order.exe purchase order.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

purchase order.exepurchase order.exe

pid process

2240 purchase order.exe
2228 purchase order.exe
2228 purchase order.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

purchase order.exe

pid process

2240 purchase order.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

purchase order.exe

description pid process

Token: SeDebugPrivilege 2228 purchase order.exe

description	pid	process	target process
PID 2240 set thread context of 2228	2240	purchase order.exe	purchase order.exe

pid	process
2240	purchase order.exe
2228	purchase order.exe
2228	purchase order.exe

pid	process
2240	purchase order.exe

description	pid	process
Token: SeDebugPrivilege	2228	purchase order.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

purchase order.exe

description	pid	process	target process
PID 2240 wrote to memory of 2228	2240	purchase order.exe	purchase order.exe
PID 2240 wrote to memory of 2228	2240	purchase order.exe	purchase order.exe
PID 2240 wrote to memory of 2228	2240	purchase order.exe	purchase order.exe
PID 2240 wrote to memory of 2228	2240	purchase order.exe	purchase order.exe

outlook_office_path 1 IoCs

Processes:

purchase order.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	purchase order.exe

outlook_win_path 1 IoCs

Processes:

purchase order.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	purchase order.exe

C:\Users\Admin\AppData\Local\Temp\purchase order.exe
"C:\Users\Admin\AppData\Local\Temp\purchase order.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2240

C:\Users\Admin\AppData\Local\Temp\purchase order.exe
"C:\Users\Admin\AppData\Local\Temp\purchase order.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2228

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

4

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2228-24-0x0000000001E50000-0x0000000001E60000-memory.dmp

Filesize
64KB

Download
memory/2228-8-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/2228-9-0x00000000002C0000-0x000000000030C000-memory.dmp

Filesize
304KB

Download
memory/2228-59-0x0000000001F20000-0x0000000001F60000-memory.dmp

Filesize
256KB

Download
memory/2228-53-0x0000000001F20000-0x0000000001F60000-memory.dmp

Filesize
256KB

Download
memory/2228-35-0x0000000074E20000-0x00000000753CB000-memory.dmp

Filesize
5.7MB

Download
memory/2228-10-0x00000000002C0000-0x000000000030C000-memory.dmp

Filesize
304KB

Download
memory/2228-34-0x0000000074E20000-0x00000000753CB000-memory.dmp

Filesize
5.7MB

Download
memory/2228-6-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/2228-3-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/2228-23-0x0000000075CA0000-0x0000000075DB0000-memory.dmp

Filesize
1.1MB

Download
memory/2228-33-0x0000000001E50000-0x0000000001E60000-memory.dmp

Filesize
64KB

Download
memory/2228-32-0x0000000001E50000-0x0000000001E60000-memory.dmp

Filesize
64KB

Download
memory/2228-31-0x0000000001E50000-0x0000000001E60000-memory.dmp

Filesize
64KB

Download
memory/2228-30-0x0000000001E50000-0x0000000001E60000-memory.dmp

Filesize
64KB

Download
memory/2228-29-0x0000000001E50000-0x0000000001E60000-memory.dmp

Filesize
64KB

Download
memory/2228-28-0x0000000075CA0000-0x0000000075DB0000-memory.dmp

Filesize
1.1MB

Download
memory/2228-27-0x0000000001E50000-0x0000000001E60000-memory.dmp

Filesize
64KB

Download
memory/2228-26-0x0000000075CA0000-0x0000000075DB0000-memory.dmp

Filesize
1.1MB

Download
memory/2228-25-0x0000000001E50000-0x0000000001E60000-memory.dmp

Filesize
64KB

Download
memory/2228-51-0x0000000074E20000-0x00000000753CB000-memory.dmp

Filesize
5.7MB

Download
memory/2228-11-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/2228-12-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/2228-36-0x0000000001F20000-0x0000000001F60000-memory.dmp

Filesize
256KB

Download
memory/2228-40-0x0000000075CA0000-0x0000000075DB0000-memory.dmp

Filesize
1.1MB

Download
memory/2228-39-0x0000000075CA0000-0x0000000075DB0000-memory.dmp

Filesize
1.1MB

Download
memory/2228-38-0x0000000075CA0000-0x0000000075DB0000-memory.dmp

Filesize
1.1MB

Download
memory/2228-37-0x0000000075CA0000-0x0000000075DB0000-memory.dmp

Filesize
1.1MB

Download
memory/2228-41-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/2228-42-0x0000000075CA0000-0x0000000075DB0000-memory.dmp

Filesize
1.1MB

Download
memory/2228-45-0x0000000001E50000-0x0000000001E60000-memory.dmp

Filesize
64KB

Download
memory/2228-44-0x0000000001E50000-0x0000000001E60000-memory.dmp

Filesize
64KB

Download
memory/2228-43-0x0000000001E50000-0x0000000001E60000-memory.dmp

Filesize
64KB

Download
memory/2228-48-0x0000000001E50000-0x0000000001E60000-memory.dmp

Filesize
64KB

Download
memory/2228-47-0x0000000001E50000-0x0000000001E60000-memory.dmp

Filesize
64KB

Download
memory/2228-46-0x0000000001E50000-0x0000000001E60000-memory.dmp

Filesize
64KB

Download
memory/2228-49-0x0000000001E50000-0x0000000001E60000-memory.dmp

Filesize
64KB

Download
memory/2228-50-0x0000000074E20000-0x00000000753CB000-memory.dmp

Filesize
5.7MB

Download
memory/2240-2-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2240-1-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2240-0-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads