agenttesla | 0301b9c05ff6834e51220ddf3f7967a32b857187073ea83da75fe803da7379e4

General

Target
Solicitud de cotizacion.exe
Size 847KB
Sample230131-rl99gsgf75
SHA256 0301b9c05ff6834e51220ddf3f7967a32b857187073ea83da75fe803da7379e4
MD5 98400e1a5fe8e088a86a54dfccbf0bb4
SHA1 10ffc3cc336f89cb7e164ff124efecfa4bdf124d
SHA512 d20478db7291e2b02e70f5699dcb4589716a6f4545590d2304765127643d1aa9b162dcfa78ec376df00c72c29521b2d7cacbbcb2cfa80e2899c9d2301af9f0f4
SSDEEP 24576:FOTlQ3+NNx8oBCF1DVXKtEghnCuhAEqj:0TlCy4vVXgnCSqj
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5700681005:AAF2K-iQMsKRkqCcUgSZLmmugrKJcbb8Xg8/

Signatures

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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Solicitud de cotizacion.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Solicitud de cotizacion.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Solicitud de cotizacion.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\UpDaTe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\UpDaTe\\UpDaTe.exe"	Solicitud de cotizacion.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5048 set thread context of 4004	5048	Solicitud de cotizacion.exe	90

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
5048	Solicitud de cotizacion.exe
5048	Solicitud de cotizacion.exe
5048	Solicitud de cotizacion.exe
5048	Solicitud de cotizacion.exe
5048	Solicitud de cotizacion.exe
5048	Solicitud de cotizacion.exe
5048	Solicitud de cotizacion.exe
5048	Solicitud de cotizacion.exe
5048	Solicitud de cotizacion.exe
5048	Solicitud de cotizacion.exe
5048	Solicitud de cotizacion.exe
4004	Solicitud de cotizacion.exe
4004	Solicitud de cotizacion.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5048	Solicitud de cotizacion.exe
Token: SeDebugPrivilege	4004	Solicitud de cotizacion.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 5048 wrote to memory of 4560	5048	Solicitud de cotizacion.exe	89
PID 5048 wrote to memory of 4560	5048	Solicitud de cotizacion.exe	89
PID 5048 wrote to memory of 4560	5048	Solicitud de cotizacion.exe	89
PID 5048 wrote to memory of 4004	5048	Solicitud de cotizacion.exe	90
PID 5048 wrote to memory of 4004	5048	Solicitud de cotizacion.exe	90
PID 5048 wrote to memory of 4004	5048	Solicitud de cotizacion.exe	90
PID 5048 wrote to memory of 4004	5048	Solicitud de cotizacion.exe	90
PID 5048 wrote to memory of 4004	5048	Solicitud de cotizacion.exe	90
PID 5048 wrote to memory of 4004	5048	Solicitud de cotizacion.exe	90
PID 5048 wrote to memory of 4004	5048	Solicitud de cotizacion.exe	90
PID 5048 wrote to memory of 4004	5048	Solicitud de cotizacion.exe	90

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Solicitud de cotizacion.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Solicitud de cotizacion.exe

C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion.exe
"C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5048
- C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion.exe
  "C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion.exe"
  2⤵
  PID:4560
- C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion.exe
  "C:\Users\Admin\AppData\Local\Temp\Solicitud de cotizacion.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4004

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

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

Solicitud de cotizacion.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Solicitud de cotizacion.exe.log
Size 1KB
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
MD5 SHA1 SHA512

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memory/4004-139-0x0000000000400000-0x000000000043A000-memory.dmp

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memory/4004-141-0x0000000006180000-0x00000000061E6000-memory.dmp

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memory/4004-142-0x00000000067E0000-0x0000000006830000-memory.dmp

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memory/5048-132-0x0000000000AE0000-0x0000000000BBA000-memory.dmp

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memory/5048-133-0x0000000005B70000-0x0000000006114000-memory.dmp

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memory/5048-134-0x00000000055C0000-0x0000000005652000-memory.dmp

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memory/5048-135-0x0000000005540000-0x000000000554A000-memory.dmp

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memory/5048-136-0x0000000005860000-0x00000000058FC000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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