agenttesla | c298da56eb8b11fd96859a1f9434d6c4e251f574e48a0cc2d066d442b9bf182e

Analysis

max time kernel
122s
max time network
114s
platform
windows10_x64
resource
win10v200722
submitted
18/08/2020, 19:51

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General

Target
QUOTE.exe
Size 628KB
Sample200818-7nffs2f2de
SHA256 c298da56eb8b11fd96859a1f9434d6c4e251f574e48a0cc2d066d442b9bf182e
MD5 a072e1ccc823870f51633d76551a6869
SHA1 a1c1498ec586004fa4fa51dfbda307dcb403d41e
SHA512 d3f70a93783f5dc9b591f0d03086aeb609ed30d57e34bbf2c924dd236f342fc985cf1cc43861b7310a30175e4334e3b28b1e528b6ff42059b884b5d4d4623d37
MD5 SHA1 SHA512

Score

10^/10

keylogger stealer persistence spyware trojan agenttesla

Malware Config

Extracted

Credentials

Protocol
smtp
Host
smtp.dedhivala.com
Port
587
Username
[email protected]
Password
enrk7Azx

Signatures

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

AgentTesla Payload 3 IoCs

keylogger stealer

resource	yara_rule
behavioral2/memory/1380-11-0x0000000000400000-0x000000000044C000-memory.dmp	agent_tesla
behavioral2/memory/1380-11-0x0000000000400000-0x000000000044C000-memory.dmp	agent_tesla
behavioral2/memory/1380-12-0x0000000000446D7E-mapping.dmp	agent_tesla

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

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1400429095-533421673-2598934218-1000\Software\Microsoft\Windows\CurrentVersion\Run\ImIlErN = "C:\\Users\\Admin\\AppData\\Roaming\\ImIlErN\\ImIlErN.exe"	QUOTE.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3952 set thread context of 1380	3952	QUOTE.exe	75

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3952	QUOTE.exe
3952	QUOTE.exe
3952	QUOTE.exe
3952	QUOTE.exe
3952	QUOTE.exe
3952	QUOTE.exe
1380	QUOTE.exe
1380	QUOTE.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3952	QUOTE.exe
Token: SeDebugPrivilege	1380	QUOTE.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1380	QUOTE.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3952 wrote to memory of 3512	3952	QUOTE.exe	72
PID 3952 wrote to memory of 3512	3952	QUOTE.exe	72
PID 3952 wrote to memory of 3512	3952	QUOTE.exe	72
PID 3952 wrote to memory of 3656	3952	QUOTE.exe	73
PID 3952 wrote to memory of 3656	3952	QUOTE.exe	73
PID 3952 wrote to memory of 3656	3952	QUOTE.exe	73
PID 3952 wrote to memory of 3652	3952	QUOTE.exe	74
PID 3952 wrote to memory of 3652	3952	QUOTE.exe	74
PID 3952 wrote to memory of 3652	3952	QUOTE.exe	74
PID 3952 wrote to memory of 1380	3952	QUOTE.exe	75
PID 3952 wrote to memory of 1380	3952	QUOTE.exe	75
PID 3952 wrote to memory of 1380	3952	QUOTE.exe	75
PID 3952 wrote to memory of 1380	3952	QUOTE.exe	75
PID 3952 wrote to memory of 1380	3952	QUOTE.exe	75
PID 3952 wrote to memory of 1380	3952	QUOTE.exe	75
PID 3952 wrote to memory of 1380	3952	QUOTE.exe	75
PID 3952 wrote to memory of 1380	3952	QUOTE.exe	75

C:\Users\Admin\AppData\Local\Temp\QUOTE.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTE.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3952
- C:\Users\Admin\AppData\Local\Temp\QUOTE.exe
  "C:\Users\Admin\AppData\Local\Temp\QUOTE.exe"
  2⤵
  PID:3512
- C:\Users\Admin\AppData\Local\Temp\QUOTE.exe
  "C:\Users\Admin\AppData\Local\Temp\QUOTE.exe"
  2⤵
  PID:3656
- C:\Users\Admin\AppData\Local\Temp\QUOTE.exe
  "C:\Users\Admin\AppData\Local\Temp\QUOTE.exe"
  2⤵
  PID:3652
- C:\Users\Admin\AppData\Local\Temp\QUOTE.exe
  "C:\Users\Admin\AppData\Local\Temp\QUOTE.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1380

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1380-11-0x0000000000400000-0x000000000044C000-memory.dmp

Download

memory/1380-19-0x00000000061B0000-0x00000000061B1000-memory.dmp

Download

memory/1380-18-0x0000000006110000-0x0000000006111000-memory.dmp

Download

memory/1380-13-0x0000000074000000-0x00000000746EE000-memory.dmp

Download

memory/3952-7-0x0000000005160000-0x0000000005161000-memory.dmp

Download

memory/3952-0-0x0000000074000000-0x00000000746EE000-memory.dmp

Download

memory/3952-8-0x0000000002B30000-0x0000000002B33000-memory.dmp

Download

memory/3952-9-0x0000000000EF0000-0x0000000000F6F000-memory.dmp

Download

memory/3952-10-0x0000000000F70000-0x0000000000FC7000-memory.dmp

Download

memory/3952-6-0x0000000002AD0000-0x0000000002AD1000-memory.dmp

Download

memory/3952-5-0x0000000005040000-0x0000000005041000-memory.dmp

Download

memory/3952-4-0x0000000005660000-0x0000000005661000-memory.dmp

Download

memory/3952-3-0x0000000004FA0000-0x0000000004FA1000-memory.dmp

Download

memory/3952-1-0x0000000000670000-0x0000000000671000-memory.dmp

Download