agenttesla | 02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b

Analysis

max time kernel
51s
max time network
52s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
30-06-2024 01:33

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General

Target

02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b.exe
Size

1.1MB
MD5

1578aa8133e0536d5fa8de7c24d73387
SHA1

1e14d2f296db56eeedb9034e68931534fc83d2b3
SHA256

02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b
SHA512

7916af656d1188d5f3b2685d09b434b897b2250f0deed807b70e78022f18f14015b671a0cf2b1aa8a16afb4b98ed43fddf87eb9509ae10ba021f5cc4160df16a
SSDEEP

24576:6qDEvCTbMWu7rQYlBQcBiT6rprG8a33Zkydpt3+X7:6TvC/MTQYxsWR7anTptOX

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

3024 name.exe

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

pid	process
3024	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-1-5-21-1337824034-2731376981-3755436523-1000\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

2 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 3024 set thread context of 1684 3024 name.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

1684 RegSvcs.exe
1684 RegSvcs.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

name.exe

pid process

3024 name.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 1684 RegSvcs.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b.exename.exe

pid process

4412 02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b.exe
4412 02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b.exe
3024 name.exe
3024 name.exe
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b.exename.exe

pid process

4412 02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b.exe
4412 02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b.exe
3024 name.exe
3024 name.exe

flow	ioc
2	ip-api.com

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

description	pid	process	target process
PID 3024 set thread context of 1684	3024	name.exe	RegSvcs.exe

pid	process
1684	RegSvcs.exe
1684	RegSvcs.exe

pid	process
3024	name.exe

description	pid	process
Token: SeDebugPrivilege	1684	RegSvcs.exe

pid	process
4412	02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b.exe
4412	02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b.exe
3024	name.exe
3024	name.exe

pid	process
4412	02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b.exe
4412	02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b.exe
3024	name.exe
3024	name.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b.exename.exe

description	pid	process	target process
PID 4412 wrote to memory of 3024	4412	02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b.exe	name.exe
PID 4412 wrote to memory of 3024	4412	02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b.exe	name.exe
PID 4412 wrote to memory of 3024	4412	02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b.exe	name.exe
PID 3024 wrote to memory of 1684	3024	name.exe	RegSvcs.exe
PID 3024 wrote to memory of 1684	3024	name.exe	RegSvcs.exe
PID 3024 wrote to memory of 1684	3024	name.exe	RegSvcs.exe
PID 3024 wrote to memory of 1684	3024	name.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b.exe
"C:\Users\Admin\AppData\Local\Temp\02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b.exe"
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4412

C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\Temp\02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b.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:3024

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Users\Admin\AppData\Local\Temp\02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b.exe"
3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1684

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

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

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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

MD5
1578aa8133e0536d5fa8de7c24d73387

SHA1
1e14d2f296db56eeedb9034e68931534fc83d2b3

SHA256
02c3b5f839835e6735b68fdda6047a51ba7e15185ee2ecfb9453c851dcea792b

SHA512
7916af656d1188d5f3b2685d09b434b897b2250f0deed807b70e78022f18f14015b671a0cf2b1aa8a16afb4b98ed43fddf87eb9509ae10ba021f5cc4160df16a

Download Submit
memory/1684-31-0x0000000004FE0000-0x0000000005046000-memory.dmp

Filesize
408KB

Download
memory/1684-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1684-29-0x000000007477E000-0x000000007477F000-memory.dmp

Filesize
4KB

Download
memory/1684-30-0x0000000005680000-0x0000000005C24000-memory.dmp

Filesize
5.6MB

Download
memory/1684-32-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/1684-34-0x00000000062A0000-0x00000000062F0000-memory.dmp

Filesize
320KB

Download
memory/1684-35-0x0000000006430000-0x00000000064C2000-memory.dmp

Filesize
584KB

Download
memory/1684-36-0x0000000006320000-0x000000000632A000-memory.dmp

Filesize
40KB

Download
memory/1684-37-0x000000007477E000-0x000000007477F000-memory.dmp

Filesize
4KB

Download
memory/1684-38-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/4412-10-0x0000000000F40000-0x0000000000F44000-memory.dmp

Filesize
16KB

Download