agenttesla | 85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
25-04-2024 03:40

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General

Target

85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d.exe
Size

1.0MB
MD5

8faf59c5d4b2d7110136ccfef3de3444
SHA1

d66b6926182e852cc51fca8ed9388faada7447e7
SHA256

85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d
SHA512

68bef7bd5ad1001f83f81b7c165dd6aea8a4e29365d26101ba85ad49fec1c5a3355ea38e8a5131a2fed8e0473c184b3fb0608a6487d4e8c7b61cd107ebbae753
SSDEEP

24576:PqDEvCTbMWu7rQYlBQcBiT6rprG8aFdF1p0+nCu:PTvC/MTQYxsWR7aFdF1uM

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.cash4cars.nz
Port:
587
Username:
[email protected]
Password:
logs2024!
Email To:
[email protected]

Signatures

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\newfile = "C:\\Users\\Admin\\AppData\\Roaming\\newfile\\newfile.exe"	RegSvcs.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

17 ip-api.com

flow	ioc
17	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

Processes:

85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d.exe

description	pid	process	target process
PID 2484 set thread context of 3224	2484	85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d.exe	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

3224 RegSvcs.exe
3224 RegSvcs.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d.exe

pid process

2484 85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 3224 RegSvcs.exe

pid	process
3224	RegSvcs.exe
3224	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	3224	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d.exe

pid	process
2484	85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d.exe
2484	85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d.exe

Suspicious use of SendNotifyMessage 2 IoCs

Processes:

85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d.exe

pid	process
2484	85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d.exe
2484	85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d.exe

description	pid	process	target process
PID 2484 wrote to memory of 3224	2484	85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d.exe	RegSvcs.exe
PID 2484 wrote to memory of 3224	2484	85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d.exe	RegSvcs.exe
PID 2484 wrote to memory of 3224	2484	85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d.exe	RegSvcs.exe
PID 2484 wrote to memory of 3224	2484	85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d.exe
"C:\Users\Admin\AppData\Local\Temp\85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2484

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Users\Admin\AppData\Local\Temp\85d59e92564d46d7ce957eed3891453fa5e1e4a13cb38db98ae3fff0c79b915d.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3224

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2484-10-0x0000000002860000-0x0000000002864000-memory.dmp

Filesize
16KB

Download
memory/3224-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3224-12-0x0000000073B10000-0x00000000742C0000-memory.dmp

Filesize
7.7MB

Download
memory/3224-13-0x0000000005600000-0x0000000005BA4000-memory.dmp

Filesize
5.6MB

Download
memory/3224-14-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download
memory/3224-15-0x0000000004FD0000-0x0000000005036000-memory.dmp

Filesize
408KB

Download
memory/3224-17-0x00000000063B0000-0x0000000006400000-memory.dmp

Filesize
320KB

Download
memory/3224-18-0x00000000064A0000-0x0000000006532000-memory.dmp

Filesize
584KB

Download
memory/3224-19-0x0000000006430000-0x000000000643A000-memory.dmp

Filesize
40KB

Download
memory/3224-20-0x0000000073B10000-0x00000000742C0000-memory.dmp

Filesize
7.7MB

Download
memory/3224-21-0x0000000004F50000-0x0000000004F60000-memory.dmp

Filesize
64KB

Download