agenttesla | c7b130f5b5a0c5d2fa4d202143d40393eccd2bcf563c7496a51ee267dd50bc16

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
19-06-2024 11:31

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exe
Size

1.1MB
MD5

ec066ae04c36cf907aafa4448b614467
SHA1

b53d01c464f61e4654286e8650bb171be14902cf
SHA256

3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb
SHA512

b30f55db38a1c4297c50d3d7e87748ee7f5d203a002d58a61d5770394bc39a7c1b46b50fa094282eb21330830ea7fa523e3eb5c0ac7f1229ded244c8a3e4529f
SSDEEP

24576:gqDEvCTbMWu7rQYlBQcBiT6rprG8ap3H+1PNrT:gTvC/MTQYxsWR7aZe1PNr

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.jaszredony.hu
Port:
587
Username:
[email protected]
Password:
jRedony77
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Drops startup file 1 IoCs

Processes:

name.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs name.exe
Executes dropped EXE 1 IoCs

Processes:

name.exe

pid process

3132 name.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs	name.exe

pid	process
3132	name.exe

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-1-5-21-4204450073-1267028356-951339405-1000\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

26 ip-api.com

flow	ioc
26	ip-api.com

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\directory\name.exe	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

name.exe

description pid process target process

PID 3132 set thread context of 4740 3132 name.exe RegSvcs.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1848 3132 WerFault.exe name.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

4740 RegSvcs.exe
4740 RegSvcs.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

name.exe

pid process

3132 name.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 4740 RegSvcs.exe

description	pid	process	target process
PID 3132 set thread context of 4740	3132	name.exe	RegSvcs.exe

pid	pid_target	process	target process
1848	3132	WerFault.exe	name.exe

pid	process
4740	RegSvcs.exe
4740	RegSvcs.exe

pid	process
3132	name.exe

description	pid	process
Token: SeDebugPrivilege	4740	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exename.exe

pid	process
3236	3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exe
3236	3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exe
3132	name.exe
3132	name.exe

Suspicious use of SendNotifyMessage 4 IoCs

Processes:

3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exename.exe

pid	process
3236	3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exe
3236	3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exe
3132	name.exe
3132	name.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exename.exe

description	pid	process	target process
PID 3236 wrote to memory of 3132	3236	3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exe	name.exe
PID 3236 wrote to memory of 3132	3236	3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exe	name.exe
PID 3236 wrote to memory of 3132	3236	3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exe	name.exe
PID 3132 wrote to memory of 4740	3132	name.exe	RegSvcs.exe
PID 3132 wrote to memory of 4740	3132	name.exe	RegSvcs.exe
PID 3132 wrote to memory of 4740	3132	name.exe	RegSvcs.exe
PID 3132 wrote to memory of 4740	3132	name.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exe
"C:\Users\Admin\AppData\Local\Temp\3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exe"
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3236

C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\Temp\3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exe"
2⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3132

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Users\Admin\AppData\Local\Temp\3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exe"
3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4740

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3132 -s 700
3⤵
- Program crash
PID:1848

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3132 -ip 3132
1⤵
PID:4980

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\antiprimer
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
C:\Users\Admin\AppData\Local\directory\name.exe
Filesize
1.1MB

MD5
ec066ae04c36cf907aafa4448b614467

SHA1
b53d01c464f61e4654286e8650bb171be14902cf

SHA256
3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb

SHA512
b30f55db38a1c4297c50d3d7e87748ee7f5d203a002d58a61d5770394bc39a7c1b46b50fa094282eb21330830ea7fa523e3eb5c0ac7f1229ded244c8a3e4529f

Download Submit
memory/3236-10-0x00000000017C0000-0x00000000017C4000-memory.dmp

Filesize
16KB

Download
memory/4740-31-0x0000000005150000-0x00000000051B6000-memory.dmp

Filesize
408KB

Download
memory/4740-29-0x000000007394E000-0x000000007394F000-memory.dmp

Filesize
4KB

Download
memory/4740-30-0x00000000055A0000-0x0000000005B44000-memory.dmp

Filesize
5.6MB

Download
memory/4740-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4740-32-0x0000000073940000-0x00000000740F0000-memory.dmp

Filesize
7.7MB

Download
memory/4740-34-0x00000000063B0000-0x0000000006400000-memory.dmp

Filesize
320KB

Download
memory/4740-35-0x00000000064A0000-0x0000000006532000-memory.dmp

Filesize
584KB

Download
memory/4740-36-0x0000000006440000-0x000000000644A000-memory.dmp

Filesize
40KB

Download
memory/4740-37-0x000000007394E000-0x000000007394F000-memory.dmp

Filesize
4KB

Download
memory/4740-38-0x0000000073940000-0x00000000740F0000-memory.dmp

Filesize
7.7MB

Download