agenttesla | 30fe459f5e08e16ce1b4767bc7080f614fb68b07996eabdc342f2ad2e29e69d1

General

Target

anoop-image.exe
Size

380KB
MD5

c6a87ef3094310256f6bd31b4042f0d2
SHA1

66788fdc33456b12d4c143ae3ba7cd177871b2a3
SHA256

9c96c661ea6c6727f05c88372021bb8abad1fc17cb3e0253eed15d1cd15c1b67
SHA512

0411e1f5ff3411c0cf31011f7ad4b0a133afafdb6dd37bd25948e22b10134d368a47dea6c79eea929dc9232a8e9d8afa602e286d480849ff84c75123d379e28c

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.bnb-spa.com
Port:
587
Username:
[email protected]
Password:
}iPxp@l#21aE

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/672-61-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/672-62-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/672-63-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/672-64-0x000000000044A56E-mapping.dmp	family_agenttesla
behavioral1/memory/672-66-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/672-68-0x0000000000400000-0x0000000000450000-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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

anoop-image.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows\CurrentVersion\Run\Mymp4 = "C:\\Users\\Admin\\AppData\\Roaming\\Mymp4\\Mymp4.exe"	anoop-image.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

anoop-image.exe

description pid process target process

PID 1296 set thread context of 672 1296 anoop-image.exe anoop-image.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1808 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

anoop-image.exe

pid process

672 anoop-image.exe
672 anoop-image.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

anoop-image.exe

description pid process

Token: SeDebugPrivilege 672 anoop-image.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

anoop-image.exe

pid process

672 anoop-image.exe

description	pid	process	target process
PID 1296 set thread context of 672	1296	anoop-image.exe	anoop-image.exe

pid	process
1808	schtasks.exe

pid	process
672	anoop-image.exe
672	anoop-image.exe

description	pid	process
Token: SeDebugPrivilege	672	anoop-image.exe

pid	process
672	anoop-image.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

anoop-image.exe

description	pid	process	target process
PID 1296 wrote to memory of 1808	1296	anoop-image.exe	schtasks.exe
PID 1296 wrote to memory of 1808	1296	anoop-image.exe	schtasks.exe
PID 1296 wrote to memory of 1808	1296	anoop-image.exe	schtasks.exe
PID 1296 wrote to memory of 1808	1296	anoop-image.exe	schtasks.exe
PID 1296 wrote to memory of 672	1296	anoop-image.exe	anoop-image.exe
PID 1296 wrote to memory of 672	1296	anoop-image.exe	anoop-image.exe
PID 1296 wrote to memory of 672	1296	anoop-image.exe	anoop-image.exe
PID 1296 wrote to memory of 672	1296	anoop-image.exe	anoop-image.exe
PID 1296 wrote to memory of 672	1296	anoop-image.exe	anoop-image.exe
PID 1296 wrote to memory of 672	1296	anoop-image.exe	anoop-image.exe
PID 1296 wrote to memory of 672	1296	anoop-image.exe	anoop-image.exe
PID 1296 wrote to memory of 672	1296	anoop-image.exe	anoop-image.exe
PID 1296 wrote to memory of 672	1296	anoop-image.exe	anoop-image.exe

outlook_office_path 1 IoCs

Processes:

anoop-image.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	anoop-image.exe

outlook_win_path 1 IoCs

Processes:

anoop-image.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	anoop-image.exe

C:\Users\Admin\AppData\Local\Temp\anoop-image.exe
"C:\Users\Admin\AppData\Local\Temp\anoop-image.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1296

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\czANYWBxpgCY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp313F.tmp"
2⤵
- Creates scheduled task(s)
PID:1808

C:\Users\Admin\AppData\Local\Temp\anoop-image.exe
"C:\Users\Admin\AppData\Local\Temp\anoop-image.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:672

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp313F.tmp
Filesize
1KB

MD5
17b648cc0f2b03917e859a4a8454c551

SHA1
f8c75e6720eabf4e59e2dbb45e3cee4e6447ab42

SHA256
890ac3f42641dbcbe109148f81a8cb8ab978dab02e69bcfed85fdf7ed42b2fa3

SHA512
46bf9b1511b2f4bc662983b0b1d0f5fcf700670b451adc02d2dde38271c247783ca34e25f77c898a2be388edd5c5dca29edf80337184becbaec943c0e0927f7f

Download Submit
memory/672-61-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/672-58-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/672-59-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/672-62-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/672-63-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/672-64-0x000000000044A56E-mapping.dmp

Download
memory/672-66-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/672-68-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/672-70-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/1296-55-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/1296-54-0x0000000075741000-0x0000000075743000-memory.dmp

Filesize
8KB

Download
memory/1808-56-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads