agenttesla | 2fd8d3cad2c96011d7a325a8ccd7e9e1fe63cd064b4bfa53378b4d0f5469f79c

General

Target

box_akt_kaisar.exe
Size

672KB
MD5

405e60b7febf0d2f830af4abc99d6e69
SHA1

169af21b4d1bd1fcb09a45f003cfb2d54d211c93
SHA256

1abc7954f4d2e856726fbe002ee58658d07ed18ad32671e852780bd7b4c2f0e4
SHA512

7372bb6a2422aca85633312257a8da8beff7a5da2c47ade309065085a9a74fcdf3f122b9c0ea2c49c32ca756cd8baabf83b6d1743fcbfcd61747351ad27b2b49

Score

10^/10

agenttesla agilenet collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
COKOeve8899

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/1064-63-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1064-64-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1064-65-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1064-66-0x000000000044A63E-mapping.dmp	family_agenttesla
behavioral1/memory/1064-68-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1064-70-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral1/memory/1732-55-0x0000000000250000-0x0000000000266000-memory.dmp	agile_net

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:

box_akt_kaisar.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	box_akt_kaisar.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	box_akt_kaisar.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	box_akt_kaisar.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

box_akt_kaisar.exe

description pid process target process

PID 1732 set thread context of 1064 1732 box_akt_kaisar.exe box_akt_kaisar.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

box_akt_kaisar.exebox_akt_kaisar.exe

pid process

1732 box_akt_kaisar.exe
1732 box_akt_kaisar.exe
1732 box_akt_kaisar.exe
1064 box_akt_kaisar.exe
1064 box_akt_kaisar.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

box_akt_kaisar.exebox_akt_kaisar.exe

description pid process

Token: SeDebugPrivilege 1732 box_akt_kaisar.exe
Token: SeDebugPrivilege 1064 box_akt_kaisar.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

box_akt_kaisar.exe

pid process

1064 box_akt_kaisar.exe

description	pid	process	target process
PID 1732 set thread context of 1064	1732	box_akt_kaisar.exe	box_akt_kaisar.exe

pid	process
1732	box_akt_kaisar.exe
1732	box_akt_kaisar.exe
1732	box_akt_kaisar.exe
1064	box_akt_kaisar.exe
1064	box_akt_kaisar.exe

description	pid	process
Token: SeDebugPrivilege	1732	box_akt_kaisar.exe
Token: SeDebugPrivilege	1064	box_akt_kaisar.exe

pid	process
1064	box_akt_kaisar.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

box_akt_kaisar.exe

description	pid	process	target process
PID 1732 wrote to memory of 1064	1732	box_akt_kaisar.exe	box_akt_kaisar.exe
PID 1732 wrote to memory of 1064	1732	box_akt_kaisar.exe	box_akt_kaisar.exe
PID 1732 wrote to memory of 1064	1732	box_akt_kaisar.exe	box_akt_kaisar.exe
PID 1732 wrote to memory of 1064	1732	box_akt_kaisar.exe	box_akt_kaisar.exe
PID 1732 wrote to memory of 1064	1732	box_akt_kaisar.exe	box_akt_kaisar.exe
PID 1732 wrote to memory of 1064	1732	box_akt_kaisar.exe	box_akt_kaisar.exe
PID 1732 wrote to memory of 1064	1732	box_akt_kaisar.exe	box_akt_kaisar.exe
PID 1732 wrote to memory of 1064	1732	box_akt_kaisar.exe	box_akt_kaisar.exe
PID 1732 wrote to memory of 1064	1732	box_akt_kaisar.exe	box_akt_kaisar.exe

outlook_office_path 1 IoCs

Processes:

box_akt_kaisar.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	box_akt_kaisar.exe

outlook_win_path 1 IoCs

Processes:

box_akt_kaisar.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	box_akt_kaisar.exe

C:\Users\Admin\AppData\Local\Temp\box_akt_kaisar.exe
"C:\Users\Admin\AppData\Local\Temp\box_akt_kaisar.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1732

C:\Users\Admin\AppData\Local\Temp\box_akt_kaisar.exe
"C:\Users\Admin\AppData\Local\Temp\box_akt_kaisar.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1064

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/1064-64-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1064-63-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1064-70-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1064-68-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1064-66-0x000000000044A63E-mapping.dmp

Download
memory/1064-61-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1064-65-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1064-60-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1732-55-0x0000000000250000-0x0000000000266000-memory.dmp

Filesize
88KB

Download
memory/1732-54-0x00000000000B0000-0x0000000000158000-memory.dmp

Filesize
672KB

Download
memory/1732-59-0x00000000003B0000-0x00000000003BA000-memory.dmp

Filesize
40KB

Download
memory/1732-58-0x0000000000390000-0x0000000000398000-memory.dmp

Filesize
32KB

Download
memory/1732-57-0x0000000000370000-0x0000000000378000-memory.dmp

Filesize
32KB

Download
memory/1732-56-0x00000000755C1000-0x00000000755C3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads