agenttesla | 6eb0affd63b0d85be603948881fc6b643103e96e3f68acf1350969e8d09cc7e1

General

Target

Y6YUOzu5ynWpiPp.exe
Size

738KB
MD5

634e050470e5dd1bbe3a70eb8e728246
SHA1

545edebaf3e37197a4fcc75b4e0c2ee0af225ef2
SHA256

6eb0affd63b0d85be603948881fc6b643103e96e3f68acf1350969e8d09cc7e1
SHA512

f3085d7193a7ecd74f26d650a2ad56d4b66fc81ef2928e2c413438775deb3d27cc5e22ca0f0fc94700f10c8456de56c1ab745c20b2b69cee11ff73e0d4f52179

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yatchbabara.com
Port:
587
Username:
[email protected]
Password:
j$Mk$NE7

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1284-8-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/1284-9-0x00000000004375DE-mapping.dmp	family_agenttesla
behavioral1/memory/1284-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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:

Y6YUOzu5ynWpiPp.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Windows\CurrentVersion\Run\UTCCf = "C:\\Users\\Admin\\AppData\\Roaming\\UTCCf\\UTCCf.exe"	Y6YUOzu5ynWpiPp.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Y6YUOzu5ynWpiPp.exe

description pid process target process

PID 1088 set thread context of 1284 1088 Y6YUOzu5ynWpiPp.exe Y6YUOzu5ynWpiPp.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Y6YUOzu5ynWpiPp.exeY6YUOzu5ynWpiPp.exe

pid process

1088 Y6YUOzu5ynWpiPp.exe
1088 Y6YUOzu5ynWpiPp.exe
1284 Y6YUOzu5ynWpiPp.exe
1284 Y6YUOzu5ynWpiPp.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Y6YUOzu5ynWpiPp.exeY6YUOzu5ynWpiPp.exe

description pid process

Token: SeDebugPrivilege 1088 Y6YUOzu5ynWpiPp.exe
Token: SeDebugPrivilege 1284 Y6YUOzu5ynWpiPp.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Y6YUOzu5ynWpiPp.exe

pid process

1284 Y6YUOzu5ynWpiPp.exe

description	pid	process	target process
PID 1088 set thread context of 1284	1088	Y6YUOzu5ynWpiPp.exe	Y6YUOzu5ynWpiPp.exe

pid	process
1088	Y6YUOzu5ynWpiPp.exe
1088	Y6YUOzu5ynWpiPp.exe
1284	Y6YUOzu5ynWpiPp.exe
1284	Y6YUOzu5ynWpiPp.exe

description	pid	process
Token: SeDebugPrivilege	1088	Y6YUOzu5ynWpiPp.exe
Token: SeDebugPrivilege	1284	Y6YUOzu5ynWpiPp.exe

pid	process
1284	Y6YUOzu5ynWpiPp.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Y6YUOzu5ynWpiPp.exe

description	pid	process	target process
PID 1088 wrote to memory of 1364	1088	Y6YUOzu5ynWpiPp.exe	Y6YUOzu5ynWpiPp.exe
PID 1088 wrote to memory of 1364	1088	Y6YUOzu5ynWpiPp.exe	Y6YUOzu5ynWpiPp.exe
PID 1088 wrote to memory of 1364	1088	Y6YUOzu5ynWpiPp.exe	Y6YUOzu5ynWpiPp.exe
PID 1088 wrote to memory of 1364	1088	Y6YUOzu5ynWpiPp.exe	Y6YUOzu5ynWpiPp.exe
PID 1088 wrote to memory of 1284	1088	Y6YUOzu5ynWpiPp.exe	Y6YUOzu5ynWpiPp.exe
PID 1088 wrote to memory of 1284	1088	Y6YUOzu5ynWpiPp.exe	Y6YUOzu5ynWpiPp.exe
PID 1088 wrote to memory of 1284	1088	Y6YUOzu5ynWpiPp.exe	Y6YUOzu5ynWpiPp.exe
PID 1088 wrote to memory of 1284	1088	Y6YUOzu5ynWpiPp.exe	Y6YUOzu5ynWpiPp.exe
PID 1088 wrote to memory of 1284	1088	Y6YUOzu5ynWpiPp.exe	Y6YUOzu5ynWpiPp.exe
PID 1088 wrote to memory of 1284	1088	Y6YUOzu5ynWpiPp.exe	Y6YUOzu5ynWpiPp.exe
PID 1088 wrote to memory of 1284	1088	Y6YUOzu5ynWpiPp.exe	Y6YUOzu5ynWpiPp.exe
PID 1088 wrote to memory of 1284	1088	Y6YUOzu5ynWpiPp.exe	Y6YUOzu5ynWpiPp.exe
PID 1088 wrote to memory of 1284	1088	Y6YUOzu5ynWpiPp.exe	Y6YUOzu5ynWpiPp.exe

C:\Users\Admin\AppData\Local\Temp\Y6YUOzu5ynWpiPp.exe
"C:\Users\Admin\AppData\Local\Temp\Y6YUOzu5ynWpiPp.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1088

C:\Users\Admin\AppData\Local\Temp\Y6YUOzu5ynWpiPp.exe
"{path}"
2⤵
PID:1364

C:\Users\Admin\AppData\Local\Temp\Y6YUOzu5ynWpiPp.exe
"{path}"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1284

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1088-2-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/1088-3-0x00000000000D0000-0x00000000000D1000-memory.dmp

Filesize
4KB

Download
memory/1088-5-0x0000000004E00000-0x0000000004E01000-memory.dmp

Filesize
4KB

Download
memory/1088-6-0x00000000003E0000-0x00000000003E4000-memory.dmp

Filesize
16KB

Download
memory/1088-7-0x0000000005130000-0x0000000005190000-memory.dmp

Filesize
384KB

Download
memory/1284-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1284-9-0x00000000004375DE-mapping.dmp

Download
memory/1284-10-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/1284-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1284-13-0x0000000000550000-0x0000000000551000-memory.dmp

Filesize
4KB

Download
memory/1284-14-0x0000000000551000-0x0000000000552000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads