agenttesla | 1444f6bad86c2ff79a4c3faeb4bdaadeaa64d311126f90bc0919a63d38a5f713

General

Target

Swift_098845.exe
Size

445KB
MD5

233b33cb478e8e8d1a75543f039024b8
SHA1

8d72b67ea52e0927d03d00d168bd8065fd5211c2
SHA256

dfca8cf09994229afec678b5c279d247e3e69c45f2878f816025b4933f3bc3b0
SHA512

c2acf510e40a9efefdc7c6ca1bf8574258c343adda592412c97946c33bcd02541a82bd682253e7d348ffe2ac7254c2db01d37c07609f354068fa8608e711d95e

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
ImSCJnu6

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/2032-61-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/2032-62-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/2032-64-0x000000000044CCCE-mapping.dmp	family_agenttesla
behavioral1/memory/2032-63-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/2032-68-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/2032-66-0x0000000000400000-0x0000000000452000-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:

Swift_098845.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift_098845.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift_098845.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift_098845.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Swift_098845.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\YYtJku = "C:\\Users\\Admin\\AppData\\Roaming\\YYtJku\\YYtJku.exe"	Swift_098845.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Swift_098845.exe

description pid process target process

PID 364 set thread context of 2032 364 Swift_098845.exe Swift_098845.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

1892 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Swift_098845.exe

pid process

2032 Swift_098845.exe
2032 Swift_098845.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

Swift_098845.exe

pid process

2032 Swift_098845.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Swift_098845.exe

description pid process

Token: SeDebugPrivilege 2032 Swift_098845.exe

description	pid	process	target process
PID 364 set thread context of 2032	364	Swift_098845.exe	Swift_098845.exe

pid	process
1892	schtasks.exe

pid	process
2032	Swift_098845.exe
2032	Swift_098845.exe

pid	process
2032	Swift_098845.exe

description	pid	process
Token: SeDebugPrivilege	2032	Swift_098845.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

Swift_098845.exeSwift_098845.exe

description	pid	process	target process
PID 364 wrote to memory of 1892	364	Swift_098845.exe	schtasks.exe
PID 364 wrote to memory of 1892	364	Swift_098845.exe	schtasks.exe
PID 364 wrote to memory of 1892	364	Swift_098845.exe	schtasks.exe
PID 364 wrote to memory of 1892	364	Swift_098845.exe	schtasks.exe
PID 364 wrote to memory of 2032	364	Swift_098845.exe	Swift_098845.exe
PID 364 wrote to memory of 2032	364	Swift_098845.exe	Swift_098845.exe
PID 364 wrote to memory of 2032	364	Swift_098845.exe	Swift_098845.exe
PID 364 wrote to memory of 2032	364	Swift_098845.exe	Swift_098845.exe
PID 364 wrote to memory of 2032	364	Swift_098845.exe	Swift_098845.exe
PID 364 wrote to memory of 2032	364	Swift_098845.exe	Swift_098845.exe
PID 364 wrote to memory of 2032	364	Swift_098845.exe	Swift_098845.exe
PID 364 wrote to memory of 2032	364	Swift_098845.exe	Swift_098845.exe
PID 364 wrote to memory of 2032	364	Swift_098845.exe	Swift_098845.exe
PID 2032 wrote to memory of 1964	2032	Swift_098845.exe	netsh.exe
PID 2032 wrote to memory of 1964	2032	Swift_098845.exe	netsh.exe
PID 2032 wrote to memory of 1964	2032	Swift_098845.exe	netsh.exe
PID 2032 wrote to memory of 1964	2032	Swift_098845.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

Swift_098845.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift_098845.exe

outlook_win_path 1 IoCs

Processes:

Swift_098845.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Swift_098845.exe

C:\Users\Admin\AppData\Local\Temp\Swift_098845.exe
"C:\Users\Admin\AppData\Local\Temp\Swift_098845.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:364

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AlgdnhUnFZq" /XML "C:\Users\Admin\AppData\Local\Temp\tmpED5C.tmp"
2⤵
- Creates scheduled task(s)
PID:1892

C:\Users\Admin\AppData\Local\Temp\Swift_098845.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:2032

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:1964

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

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

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpED5C.tmp
Filesize
1KB

MD5
0bfc5db4fac7e282d05b0032930bc947

SHA1
3189ed12d0f25f3ae81c8298bcd07af97b69c8d4

SHA256
14cb56dc4488872223d965b8e2e16b61f92e688587c9041f8c5e7c68ad3219d6

SHA512
fdab0c93ab2b8fd0453dc2b2e99d6b7b0bcd80394c0de56d9825ec6eee14484e801a996f05bfaf3da1394bfb2ce3ac53fa37f7488adf1c950a01009058f9f0d5

Download Submit
memory/364-54-0x00000000752A1000-0x00000000752A3000-memory.dmp

Filesize
8KB

Download
memory/364-55-0x00000000744E0000-0x0000000074A8B000-memory.dmp

Filesize
5.7MB

Download
memory/1892-56-0x0000000000000000-mapping.dmp

Download
memory/1964-71-0x0000000000000000-mapping.dmp

Download
memory/2032-61-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2032-59-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2032-62-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2032-64-0x000000000044CCCE-mapping.dmp

Download
memory/2032-63-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2032-68-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2032-66-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2032-70-0x00000000744E0000-0x0000000074A8B000-memory.dmp

Filesize
5.7MB

Download
memory/2032-58-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads