agenttesla | 90fed91d6f0a7ffa94dffcc50c42d4a9e2fcaa7c6e4a77b7ea71c5d2e13f6fca

General

Target

#Inv-037120.exe
Size

403KB
MD5

7299f2b3c1449cde81e84f16fe83d21a
SHA1

30df30cc63deef9775a7b18763e4f30842b38b3c
SHA256

7dc71a918e6d07b0aef89e3daa567b18b133b9822911d21c38a94bed790ee12a
SHA512

4c8d7a00d4a0cb5a2894dc8db9a81e98faf85d8ae60e7fcda56e23b4683bd87e6fcdf332ce9341bbd55dd57a364b90de7d6e2b2dd5d6f0c6caaa1290a6553741

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.wizzysurelinks.today
Port:
587
Username:
amaco@wizzysurelinks.today
Password:
amaco@123

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/1660-63-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1660-64-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1660-65-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1660-66-0x000000000044B42E-mapping.dmp	family_agenttesla
behavioral1/memory/1660-68-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1660-70-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla

Drops startup file 2 IoCs

Processes:

#Inv-037120.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\appdata.exe	#Inv-037120.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\appdata.exe	#Inv-037120.exe

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:

#Inv-037120.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	#Inv-037120.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	#Inv-037120.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	#Inv-037120.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

#Inv-037120.exe

description pid process target process

PID 1964 set thread context of 1660 1964 #Inv-037120.exe #Inv-037120.exe

description	pid	process	target process
PID 1964 set thread context of 1660	1964	#Inv-037120.exe	#Inv-037120.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

Processes:

#Inv-037120.exe#Inv-037120.exe

pid	process
1964	#Inv-037120.exe
1964	#Inv-037120.exe
1964	#Inv-037120.exe
1964	#Inv-037120.exe
1964	#Inv-037120.exe
1964	#Inv-037120.exe
1964	#Inv-037120.exe
1964	#Inv-037120.exe
1964	#Inv-037120.exe
1964	#Inv-037120.exe
1964	#Inv-037120.exe
1660	#Inv-037120.exe
1660	#Inv-037120.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

#Inv-037120.exe#Inv-037120.exe

description pid process

Token: SeDebugPrivilege 1964 #Inv-037120.exe
Token: SeDebugPrivilege 1660 #Inv-037120.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

#Inv-037120.exe

pid process

1660 #Inv-037120.exe

description	pid	process
Token: SeDebugPrivilege	1964	#Inv-037120.exe
Token: SeDebugPrivilege	1660	#Inv-037120.exe

pid	process
1660	#Inv-037120.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

#Inv-037120.exe

description	pid	process	target process
PID 1964 wrote to memory of 940	1964	#Inv-037120.exe	#Inv-037120.exe
PID 1964 wrote to memory of 940	1964	#Inv-037120.exe	#Inv-037120.exe
PID 1964 wrote to memory of 940	1964	#Inv-037120.exe	#Inv-037120.exe
PID 1964 wrote to memory of 940	1964	#Inv-037120.exe	#Inv-037120.exe
PID 1964 wrote to memory of 1660	1964	#Inv-037120.exe	#Inv-037120.exe
PID 1964 wrote to memory of 1660	1964	#Inv-037120.exe	#Inv-037120.exe
PID 1964 wrote to memory of 1660	1964	#Inv-037120.exe	#Inv-037120.exe
PID 1964 wrote to memory of 1660	1964	#Inv-037120.exe	#Inv-037120.exe
PID 1964 wrote to memory of 1660	1964	#Inv-037120.exe	#Inv-037120.exe
PID 1964 wrote to memory of 1660	1964	#Inv-037120.exe	#Inv-037120.exe
PID 1964 wrote to memory of 1660	1964	#Inv-037120.exe	#Inv-037120.exe
PID 1964 wrote to memory of 1660	1964	#Inv-037120.exe	#Inv-037120.exe
PID 1964 wrote to memory of 1660	1964	#Inv-037120.exe	#Inv-037120.exe

outlook_office_path 1 IoCs

Processes:

#Inv-037120.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	#Inv-037120.exe

outlook_win_path 1 IoCs

Processes:

#Inv-037120.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	#Inv-037120.exe

C:\Users\Admin\AppData\Local\Temp\#Inv-037120.exe
"C:\Users\Admin\AppData\Local\Temp\#Inv-037120.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1964

C:\Users\Admin\AppData\Local\Temp\#Inv-037120.exe
"C:\Users\Admin\AppData\Local\Temp\#Inv-037120.exe"
2⤵
PID:940

C:\Users\Admin\AppData\Local\Temp\#Inv-037120.exe
"C:\Users\Admin\AppData\Local\Temp\#Inv-037120.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1660

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/1660-64-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1660-63-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1660-70-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1660-68-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1660-66-0x000000000044B42E-mapping.dmp

Download
memory/1660-61-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1660-65-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1660-60-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1964-55-0x0000000000290000-0x0000000000298000-memory.dmp

Filesize
32KB

Download
memory/1964-54-0x0000000000300000-0x000000000036C000-memory.dmp

Filesize
432KB

Download
memory/1964-59-0x0000000001FE0000-0x0000000001FF4000-memory.dmp

Filesize
80KB

Download
memory/1964-58-0x0000000000930000-0x0000000000946000-memory.dmp

Filesize
88KB

Download
memory/1964-57-0x0000000075401000-0x0000000075403000-memory.dmp

Filesize
8KB

Download
memory/1964-56-0x0000000002100000-0x000000000214E000-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads