agenttesla | bc02ccc2308126e2b656f8ab033d7c0e188873aa42eb103e8cdf631ae6e36449

General

Target

Original Shipping documents.exe
Size

643KB
MD5

0d7eb830d496b29d26fdff1c5223d379
SHA1

7c6dcd3904a4c5e964b3617b78027e6f5b9996e1
SHA256

bc02ccc2308126e2b656f8ab033d7c0e188873aa42eb103e8cdf631ae6e36449
SHA512

1cc6668f5c36cfc386bc7f74dc2e56a8f579daf8df21a3cd3e7178218afd5df8d90de2a0629878e4fde27d03ffe6fc27662736faf00f1bcf78727494a87093ba

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.threewaystoharems.com
Port:
587
Username:
[email protected]
Password:
sales@123456

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1036-2-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1036-3-0x000000000044737E-mapping.dmp	family_agenttesla
behavioral1/memory/1036-4-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1036-5-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

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

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

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Original Shipping documents.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run\YYtJku = "C:\\Users\\Admin\\AppData\\Roaming\\YYtJku\\YYtJku.exe"	Original Shipping documents.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Original Shipping documents.exe

description pid process target process

PID 1464 set thread context of 1036 1464 Original Shipping documents.exe Original Shipping documents.exe

description	pid	process	target process
PID 1464 set thread context of 1036	1464	Original Shipping documents.exe	Original Shipping documents.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

Original Shipping documents.exeOriginal Shipping documents.exe

pid	process
1464	Original Shipping documents.exe
1464	Original Shipping documents.exe
1464	Original Shipping documents.exe
1464	Original Shipping documents.exe
1036	Original Shipping documents.exe
1036	Original Shipping documents.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

Original Shipping documents.exe

pid process

1036 Original Shipping documents.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Original Shipping documents.exeOriginal Shipping documents.exe

description pid process

Token: SeDebugPrivilege 1464 Original Shipping documents.exe
Token: SeDebugPrivilege 1036 Original Shipping documents.exe

pid	process
1036	Original Shipping documents.exe

description	pid	process
Token: SeDebugPrivilege	1464	Original Shipping documents.exe
Token: SeDebugPrivilege	1036	Original Shipping documents.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

Original Shipping documents.exe

C:\Users\Admin\AppData\Local\Temp\Original Shipping documents.exe
"C:\Users\Admin\AppData\Local\Temp\Original Shipping documents.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1464

C:\Users\Admin\AppData\Local\Temp\Original Shipping documents.exe
"{path}"
2⤵
PID:336

C:\Users\Admin\AppData\Local\Temp\Original Shipping documents.exe
"{path}"
2⤵
PID:736

C:\Users\Admin\AppData\Local\Temp\Original Shipping documents.exe
"{path}"
2⤵
PID:324

C:\Users\Admin\AppData\Local\Temp\Original Shipping documents.exe
"{path}"
2⤵
PID:1044

C:\Users\Admin\AppData\Local\Temp\Original Shipping documents.exe
"{path}"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
PID:1036

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1036-2-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1036-3-0x000000000044737E-mapping.dmp

Download
memory/1036-4-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1036-5-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1464-1-0x0000000000000000-0x0000000000000000-disk.dmp

Download

description	pid	process	target process
PID 1464 wrote to memory of 336	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 336	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 336	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 336	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 736	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 736	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 736	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 736	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 324	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 324	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 324	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 324	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 1044	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 1044	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 1044	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 1044	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 1036	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 1036	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 1036	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 1036	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 1036	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 1036	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 1036	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 1036	1464	Original Shipping documents.exe	Original Shipping documents.exe
PID 1464 wrote to memory of 1036	1464	Original Shipping documents.exe	Original Shipping documents.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads