agenttesla | 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898

Analysis

max time kernel
55s
max time network
36s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
27-04-2024 01:37

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General

Target

7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe
Size

1017KB
MD5

f955974ce17000d557791f5949e68b03
SHA1

081510fb12b60dbf4ba794c2d9fb8ad5a3c8c773
SHA256

7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898
SHA512

264441ff7e114dc30ad6c98b1f6214554d86ad6786901e5bdb13e2149edd8965cc6b556996f74091258cea1949f3293ebd36f52fde84310edadd2f3e4f4f0f73
SSDEEP

24576:TAHnh+eWsN3skA4RV1Hom2KXMmHa/4P9+O25:eh+ZkldoPK8Ya/4Fq

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.jmfresh.sg
Port:
587
Username:
[email protected]
Password:
[email protected]
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-1-5-21-2818691465-3043947619-2475182763-1000\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

3 ip-api.com

flow	ioc
3	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

Processes:

7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe

description	pid	process	target process
PID 4068 set thread context of 2728	4068	7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

2728 RegSvcs.exe
2728 RegSvcs.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe

pid process

4068 7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 2728 RegSvcs.exe

pid	process
2728	RegSvcs.exe
2728	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2728	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe

pid	process
4068	7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe
4068	7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe

Suspicious use of SendNotifyMessage 2 IoCs

Processes:

7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe

pid	process
4068	7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe
4068	7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe

description	pid	process	target process
PID 4068 wrote to memory of 2728	4068	7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe	RegSvcs.exe
PID 4068 wrote to memory of 2728	4068	7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe	RegSvcs.exe
PID 4068 wrote to memory of 2728	4068	7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe	RegSvcs.exe
PID 4068 wrote to memory of 2728	4068	7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe
"C:\Users\Admin\AppData\Local\Temp\7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4068

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Users\Admin\AppData\Local\Temp\7f695d676133bd1975874fa558199ab42e8c1c14d733076a3fe2f369bbf34898.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2728

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/2728-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2728-12-0x0000000074C60000-0x0000000075410000-memory.dmp

Filesize
7.7MB

Download
memory/2728-13-0x00000000054B0000-0x0000000005A54000-memory.dmp

Filesize
5.6MB

Download
memory/2728-15-0x0000000004EE0000-0x0000000004EF0000-memory.dmp

Filesize
64KB

Download
memory/2728-14-0x0000000005070000-0x00000000050D6000-memory.dmp

Filesize
408KB

Download
memory/2728-17-0x00000000062F0000-0x0000000006340000-memory.dmp

Filesize
320KB

Download
memory/2728-18-0x0000000006480000-0x0000000006512000-memory.dmp

Filesize
584KB

Download
memory/2728-19-0x0000000006380000-0x000000000638A000-memory.dmp

Filesize
40KB

Download
memory/2728-20-0x0000000074C60000-0x0000000075410000-memory.dmp

Filesize
7.7MB

Download
memory/2728-21-0x0000000004EE0000-0x0000000004EF0000-memory.dmp

Filesize
64KB

Download
memory/4068-10-0x0000000002910000-0x0000000002914000-memory.dmp

Filesize
16KB

Download