agenttesla | 12bf15f7a36dde34a0ab6dde0192fd9769c68e124cbedf9a08bf9a2930ee2b9f

Analysis

max time kernel
66s
max time network
29s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
12/06/2023, 09:38

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General

Target
Invoice.exe
Size 743KB
Sample230612-ll3lrabc33
SHA256 12bf15f7a36dde34a0ab6dde0192fd9769c68e124cbedf9a08bf9a2930ee2b9f
MD5 0d2515ad9092bd07e1bc20bbd8edc76d
SHA1 b482050f576680f123abe4fbeb74ccb0e7ee7d8a
SHA512 feb858ad3af6559bedb7a8b2514251a9c36725a6936e5eeb0a052b659b17bdbdf376579028a70876189f6734a4e188c4acbbbc591941a5317deb93ce64d7897f
SSDEEP 12288:huCas/16/YHmM9mARLAV+/32672M4lS59/kYWJv98RzvbLU7rEQF4nDg3i+nBhxK:hks6cV9mA9ImkM4MkTJFCzjLslm+9k
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
smtp.satnet.net
Port
587
Username
[email protected]
Password
reve1563
Email to
[email protected]

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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice.exe
Key opened	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice.exe
Key opened	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1336 set thread context of 1768	1336	Invoice.exe	27

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1768	Invoice.exe
1768	Invoice.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1768	Invoice.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1336 wrote to memory of 1768	1336	Invoice.exe	27
PID 1336 wrote to memory of 1768	1336	Invoice.exe	27
PID 1336 wrote to memory of 1768	1336	Invoice.exe	27
PID 1336 wrote to memory of 1768	1336	Invoice.exe	27
PID 1336 wrote to memory of 1768	1336	Invoice.exe	27
PID 1336 wrote to memory of 1768	1336	Invoice.exe	27
PID 1336 wrote to memory of 1768	1336	Invoice.exe	27
PID 1336 wrote to memory of 1768	1336	Invoice.exe	27
PID 1336 wrote to memory of 1768	1336	Invoice.exe	27

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1914912747-3343861975-731272777-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Invoice.exe

C:\Users\Admin\AppData\Local\Temp\Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1336
- C:\Users\Admin\AppData\Local\Temp\Invoice.exe
  "C:\Users\Admin\AppData\Local\Temp\Invoice.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1768

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/1336-54-0x0000000001340000-0x0000000001400000-memory.dmp

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memory/1336-55-0x0000000000DF0000-0x0000000000E30000-memory.dmp

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memory/1336-56-0x00000000004C0000-0x00000000004D4000-memory.dmp

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memory/1336-57-0x0000000000DF0000-0x0000000000E30000-memory.dmp

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memory/1336-58-0x0000000000490000-0x000000000049C000-memory.dmp

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memory/1336-59-0x0000000005190000-0x00000000051FA000-memory.dmp

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memory/1336-60-0x0000000000790000-0x00000000007C2000-memory.dmp

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memory/1768-61-0x0000000000400000-0x0000000000430000-memory.dmp

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memory/1768-62-0x0000000000400000-0x0000000000430000-memory.dmp

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memory/1768-63-0x0000000000400000-0x0000000000430000-memory.dmp

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memory/1768-64-0x0000000000400000-0x0000000000430000-memory.dmp

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memory/1768-66-0x0000000000400000-0x0000000000430000-memory.dmp

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memory/1768-65-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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memory/1768-68-0x0000000000400000-0x0000000000430000-memory.dmp

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memory/1768-70-0x0000000000400000-0x0000000000430000-memory.dmp

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memory/1768-71-0x00000000012D0000-0x0000000001310000-memory.dmp

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memory/1768-72-0x00000000012D0000-0x0000000001310000-memory.dmp

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