agenttesla | 675e5a2d1850dbf2fd2a6e99bc566e717a3b2221c7fe4c6c0ce28cd14e09f64e

Analysis

max time kernel
153s
max time network
182s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 15:17

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General

Target

file.exe
Size

1.2MB
MD5

b0683925365bc31d28e77520b55a6175
SHA1

2ce8ad01ee917b1307eb706b33fcc7af7276612e
SHA256

675e5a2d1850dbf2fd2a6e99bc566e717a3b2221c7fe4c6c0ce28cd14e09f64e
SHA512

6272ff19d48d60a1477a5e06ac93dca854c49e9193fadd481e76419821fec68e0364e4c8991711f634e98ca990fc142efffdc8f082f7731641be41bff40fb0ad
SSDEEP

24576:e9ntG/qdOxaNr+TcSQwfKYQCXcgyQTEeNPDsDO:ms/qdOxaZsswSYQWPPAeNo

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
server196.web-hosting.com
Port:
587
Username:
[email protected]
Password:
lagos@123
Email To:
[email protected]

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 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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

file.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RMBJLaF = "C:\\Users\\Admin\\AppData\\Roaming\\RMBJLaF\\RMBJLaF.exe"	file.exe

Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

115 api.ipify.org
116 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

file.exe

description pid process target process

PID 2124 set thread context of 3456 2124 file.exe file.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

file.exefile.exe

pid process

2124 file.exe
2124 file.exe
3456 file.exe
3456 file.exe
3456 file.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

file.exefile.exe

description pid process

Token: SeDebugPrivilege 2124 file.exe
Token: SeDebugPrivilege 3456 file.exe

flow	ioc
115	api.ipify.org
116	api.ipify.org

description	pid	process	target process
PID 2124 set thread context of 3456	2124	file.exe	file.exe

pid	process
2124	file.exe
2124	file.exe
3456	file.exe
3456	file.exe
3456	file.exe

description	pid	process
Token: SeDebugPrivilege	2124	file.exe
Token: SeDebugPrivilege	3456	file.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

file.exe

description	pid	process	target process
PID 2124 wrote to memory of 4960	2124	file.exe	file.exe
PID 2124 wrote to memory of 4960	2124	file.exe	file.exe
PID 2124 wrote to memory of 4960	2124	file.exe	file.exe
PID 2124 wrote to memory of 3456	2124	file.exe	file.exe
PID 2124 wrote to memory of 3456	2124	file.exe	file.exe
PID 2124 wrote to memory of 3456	2124	file.exe	file.exe
PID 2124 wrote to memory of 3456	2124	file.exe	file.exe
PID 2124 wrote to memory of 3456	2124	file.exe	file.exe
PID 2124 wrote to memory of 3456	2124	file.exe	file.exe
PID 2124 wrote to memory of 3456	2124	file.exe	file.exe
PID 2124 wrote to memory of 3456	2124	file.exe	file.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2124

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
2⤵
PID:4960

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3456

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

Replay Monitor

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Downloads

memory/2124-132-0x00000000003A0000-0x00000000004D2000-memory.dmp

Filesize
1.2MB

Download
memory/2124-133-0x00000000054F0000-0x0000000005A94000-memory.dmp

Filesize
5.6MB

Download
memory/2124-134-0x0000000005120000-0x00000000051B2000-memory.dmp

Filesize
584KB

Download
memory/2124-135-0x0000000005100000-0x000000000510A000-memory.dmp

Filesize
40KB

Download
memory/2124-136-0x0000000008E30000-0x0000000008ECC000-memory.dmp

Filesize
624KB

Download
memory/3456-138-0x0000000000000000-mapping.dmp

Download
memory/3456-139-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3456-140-0x0000000005EE0000-0x0000000005F46000-memory.dmp

Filesize
408KB

Download
memory/4960-137-0x0000000000000000-mapping.dmp

Download