agenttesla | 470f43d3a398069b0b221abc6c08fd25f7a6fb8b67383b302e250f89d66566cc

General

Target

QUOTATION.exe
Size

740KB
MD5

1fd0c7b4aff9bd81a9275f4e4b0e672a
SHA1

d2397f32a9b072daf2f8266b189c523137bdd924
SHA256

269770044a2b90764179e7d03229a3977e6034257d036c9f3d977803107f8b24
SHA512

a4a12e6b2b3d86d28025e545f82a308cd3a7712835d8d193e23db4cc9b3f31a1aea6af896b6af3c37e350702cc85ab87fac678d021eb59d5da36536f76294ff4

Score

10^/10

agenttesla collection evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.nltfy.com
Port:
587
Username:
ogwire@nltfy.com
Password:
Fgy!!@w0

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Modifies Windows Defender Real-time Protection settings 3 TTPs
evasion trojan

Modify Registry
T1112

Modify Existing Service
T1031

Disabling Security Tools
T1089

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/280-65-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/280-66-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/280-67-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/280-68-0x0000000000460D1E-mapping.dmp	family_agenttesla
behavioral1/memory/280-70-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/280-72-0x0000000000400000-0x0000000000466000-memory.dmp	family_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

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

QUOTATION.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features	QUOTATION.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	QUOTATION.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

QUOTATION.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	QUOTATION.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	QUOTATION.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	QUOTATION.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

QUOTATION.exe

description pid process target process

PID 1972 set thread context of 280 1972 QUOTATION.exe QUOTATION.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exeQUOTATION.exeQUOTATION.exe

pid process

1108 powershell.exe
1972 QUOTATION.exe
280 QUOTATION.exe
280 QUOTATION.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

QUOTATION.exe

pid process

280 QUOTATION.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exeQUOTATION.exeQUOTATION.exe

description pid process

Token: SeDebugPrivilege 1108 powershell.exe
Token: SeDebugPrivilege 1972 QUOTATION.exe
Token: SeDebugPrivilege 280 QUOTATION.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

QUOTATION.exe

pid process

280 QUOTATION.exe

description	pid	process	target process
PID 1972 set thread context of 280	1972	QUOTATION.exe	QUOTATION.exe

pid	process
1108	powershell.exe
1972	QUOTATION.exe
280	QUOTATION.exe
280	QUOTATION.exe

pid	process
280	QUOTATION.exe

description	pid	process
Token: SeDebugPrivilege	1108	powershell.exe
Token: SeDebugPrivilege	1972	QUOTATION.exe
Token: SeDebugPrivilege	280	QUOTATION.exe

pid	process
280	QUOTATION.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

QUOTATION.exe

description	pid	process	target process
PID 1972 wrote to memory of 1108	1972	QUOTATION.exe	powershell.exe
PID 1972 wrote to memory of 1108	1972	QUOTATION.exe	powershell.exe
PID 1972 wrote to memory of 1108	1972	QUOTATION.exe	powershell.exe
PID 1972 wrote to memory of 1108	1972	QUOTATION.exe	powershell.exe
PID 1972 wrote to memory of 280	1972	QUOTATION.exe	QUOTATION.exe
PID 1972 wrote to memory of 280	1972	QUOTATION.exe	QUOTATION.exe
PID 1972 wrote to memory of 280	1972	QUOTATION.exe	QUOTATION.exe
PID 1972 wrote to memory of 280	1972	QUOTATION.exe	QUOTATION.exe
PID 1972 wrote to memory of 280	1972	QUOTATION.exe	QUOTATION.exe
PID 1972 wrote to memory of 280	1972	QUOTATION.exe	QUOTATION.exe
PID 1972 wrote to memory of 280	1972	QUOTATION.exe	QUOTATION.exe
PID 1972 wrote to memory of 280	1972	QUOTATION.exe	QUOTATION.exe
PID 1972 wrote to memory of 280	1972	QUOTATION.exe	QUOTATION.exe

outlook_office_path 1 IoCs

Processes:

QUOTATION.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	QUOTATION.exe

outlook_win_path 1 IoCs

Processes:

QUOTATION.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	QUOTATION.exe

C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"
1⤵
- Windows security modification
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1972

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell" Get-MpPreference -verbose
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1108

C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:280

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Disabling Security Tools

2

T1089

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/280-63-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/280-72-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/280-70-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/280-68-0x0000000000460D1E-mapping.dmp

Download
memory/280-67-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/280-66-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/280-65-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/280-62-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1108-61-0x000000006F920000-0x000000006FECB000-memory.dmp

Filesize
5.7MB

Download
memory/1108-59-0x0000000000000000-mapping.dmp

Download
memory/1972-54-0x0000000001090000-0x0000000001150000-memory.dmp

Filesize
768KB

Download
memory/1972-58-0x00000000050E0000-0x0000000005148000-memory.dmp

Filesize
416KB

Download
memory/1972-57-0x0000000004E40000-0x0000000004EC8000-memory.dmp

Filesize
544KB

Download
memory/1972-56-0x0000000000590000-0x00000000005A0000-memory.dmp

Filesize
64KB

Download
memory/1972-55-0x0000000075FE1000-0x0000000075FE3000-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