agenttesla | df8fe4098c22cd64afb8369348581a0ed7c924ea9ad659741e2899a32ab2e842

General

Target

kedycript.exe
Size

469KB
MD5

ecabfeb30cbae721107fe69c169ef36e
SHA1

0ea9d68b068d617c1f576714c5f7a8012a1a2567
SHA256

df8fe4098c22cd64afb8369348581a0ed7c924ea9ad659741e2899a32ab2e842
SHA512

6c6b9ac0ab695b4acaf22d3885d25289006dcf86069b9d6c1f312fcdce82af8227308e425decb52793708d16f78ebe8cedc20bfb6369a712d39bc9254e29e9c0

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan upx

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.wolterfan.com
Port:
587
Username:
[email protected]
Password:
@Mar123

Signatures

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

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1104-1-0x00000000004AE0F0-mapping.dmp	family_agenttesla
behavioral1/memory/1104-4-0x0000000000400000-0x00000000004B0000-memory.dmp	family_agenttesla
behavioral1/memory/1104-5-0x0000000001D30000-0x0000000001D82000-memory.dmp	family_agenttesla
behavioral1/memory/1104-7-0x0000000000270000-0x00000000002BB000-memory.dmp	family_agenttesla

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/1104-0-0x0000000000400000-0x00000000004B0000-memory.dmp	upx
behavioral1/memory/1104-2-0x0000000000400000-0x00000000004B0000-memory.dmp	upx
behavioral1/memory/1104-4-0x0000000000400000-0x00000000004B0000-memory.dmp	upx

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware

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

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:

kedycript.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run\CFMBUF = "C:\\Users\\Admin\\AppData\\Roaming\\CFMBUF\\CFMBUF.exe"	kedycript.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

kedycript.exe

description pid process target process

PID 2040 set thread context of 1104 2040 kedycript.exe kedycript.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

kedycript.exekedycript.exe

pid process

2040 kedycript.exe
1104 kedycript.exe
1104 kedycript.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

kedycript.exe

pid process

2040 kedycript.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

kedycript.exe

description pid process

Token: SeDebugPrivilege 1104 kedycript.exe

description	pid	process	target process
PID 2040 set thread context of 1104	2040	kedycript.exe	kedycript.exe

pid	process
2040	kedycript.exe
1104	kedycript.exe
1104	kedycript.exe

pid	process
2040	kedycript.exe

description	pid	process
Token: SeDebugPrivilege	1104	kedycript.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

kedycript.exekedycript.exe

description	pid	process	target process
PID 2040 wrote to memory of 1104	2040	kedycript.exe	kedycript.exe
PID 2040 wrote to memory of 1104	2040	kedycript.exe	kedycript.exe
PID 2040 wrote to memory of 1104	2040	kedycript.exe	kedycript.exe
PID 2040 wrote to memory of 1104	2040	kedycript.exe	kedycript.exe
PID 2040 wrote to memory of 1264	2040	kedycript.exe	kedycript.exe
PID 2040 wrote to memory of 1264	2040	kedycript.exe	kedycript.exe
PID 2040 wrote to memory of 1264	2040	kedycript.exe	kedycript.exe
PID 2040 wrote to memory of 1264	2040	kedycript.exe	kedycript.exe
PID 1104 wrote to memory of 532	1104	kedycript.exe	netsh.exe
PID 1104 wrote to memory of 532	1104	kedycript.exe	netsh.exe
PID 1104 wrote to memory of 532	1104	kedycript.exe	netsh.exe
PID 1104 wrote to memory of 532	1104	kedycript.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\kedycript.exe
"C:\Users\Admin\AppData\Local\Temp\kedycript.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2040

C:\Users\Admin\AppData\Local\Temp\kedycript.exe
"C:\Users\Admin\AppData\Local\Temp\kedycript.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1104

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:532

C:\Users\Admin\AppData\Local\Temp\kedycript.exe
"C:\Users\Admin\AppData\Local\Temp\kedycript.exe" 2 1104 79544
2⤵
PID:1264

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/532-9-0x0000000000000000-mapping.dmp

Download
memory/1104-0-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1104-1-0x00000000004AE0F0-mapping.dmp

Download
memory/1104-2-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1104-4-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/1104-5-0x0000000001D30000-0x0000000001D82000-memory.dmp

Filesize
328KB

Download
memory/1104-6-0x0000000000262000-0x0000000000263000-memory.dmp

Filesize
4KB

Download
memory/1104-7-0x0000000000270000-0x00000000002BB000-memory.dmp

Filesize
300KB

Download
memory/1264-3-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads