agenttesla | 0c80023af16a88a4d66bdc4283682f1c7f2da2e7029d242dc18431812eb807b2

General

Target

Exepiabooking.exe
Size

4.0MB
MD5

5c65cab7788fc27b919b652d01ab59e7
SHA1

51861135196fbf344e9a57a5bdc4f33dc04ae8bd
SHA256

0c80023af16a88a4d66bdc4283682f1c7f2da2e7029d242dc18431812eb807b2
SHA512

d4c252847c645a0d268e49e136aaee7474f9e8ad2ba3dbecd4d7611a0b9bf9fed4280a8554dfcd37f51419cd02b0467d465475af43cf0ee2dcec8cef775fd8f5

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Signatures

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

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

Exepiabooking.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "explorer.exe,\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Exepiabooking.exe\""	Exepiabooking.exe

AgentTesla Payload 11 IoCs

Processes:

resource	yara_rule
behavioral1/memory/836-10-0x00000000008B0000-0x000000000095F000-memory.dmp	family_agenttesla
behavioral1/memory/836-11-0x0000000002370000-0x0000000002413000-memory.dmp	family_agenttesla
behavioral1/memory/836-12-0x0000000005EE0000-0x0000000005F78000-memory.dmp	family_agenttesla
behavioral1/memory/836-13-0x0000000002420000-0x00000000024AC000-memory.dmp	family_agenttesla
behavioral1/memory/836-14-0x0000000005F80000-0x0000000006001000-memory.dmp	family_agenttesla
behavioral1/memory/836-15-0x0000000007370000-0x00000000073E6000-memory.dmp	family_agenttesla
behavioral1/memory/836-16-0x00000000073F0000-0x000000000745C000-memory.dmp	family_agenttesla
behavioral1/memory/836-17-0x0000000002540000-0x0000000002599000-memory.dmp	family_agenttesla
behavioral1/memory/836-18-0x0000000000A10000-0x0000000000A5E000-memory.dmp	family_agenttesla
behavioral1/memory/836-19-0x0000000007460000-0x00000000074A2000-memory.dmp	family_agenttesla
behavioral1/memory/836-20-0x00000000074B0000-0x00000000074E6000-memory.dmp	family_agenttesla

Drops startup file 2 IoCs

Processes:

Exepiabooking.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Exepiabooking.exe	Exepiabooking.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Exepiabooking.exe	Exepiabooking.exe

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 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Exepiabooking.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\<Unknown> = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Exepiabooking.exe"	Exepiabooking.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\Exepiabooking.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Exepiabooking.exe"	Exepiabooking.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Exepiabooking.exe

pid process

836 Exepiabooking.exe
836 Exepiabooking.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Exepiabooking.exe

description pid process

Token: SeDebugPrivilege 836 Exepiabooking.exe

pid	process
836	Exepiabooking.exe
836	Exepiabooking.exe

description	pid	process
Token: SeDebugPrivilege	836	Exepiabooking.exe

C:\Users\Admin\AppData\Local\Temp\Exepiabooking.exe
"C:\Users\Admin\AppData\Local\Temp\Exepiabooking.exe"
1⤵
- Modifies WinLogon for persistence
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:836

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

Winlogon Helper DLL

Privilege Escalation

Defense Evasion

Modify Registry

2

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/836-2-0x00000000746D0000-0x0000000074DBE000-memory.dmp

Filesize
6.9MB

Download
memory/836-3-0x0000000000340000-0x0000000000341000-memory.dmp

Filesize
4KB

Download
memory/836-5-0x0000000000280000-0x0000000000291000-memory.dmp

Filesize
68KB

Download
memory/836-10-0x00000000008B0000-0x000000000095F000-memory.dmp

Filesize
700KB

Download
memory/836-11-0x0000000002370000-0x0000000002413000-memory.dmp

Filesize
652KB

Download
memory/836-12-0x0000000005EE0000-0x0000000005F78000-memory.dmp

Filesize
608KB

Download
memory/836-13-0x0000000002420000-0x00000000024AC000-memory.dmp

Filesize
560KB

Download
memory/836-14-0x0000000005F80000-0x0000000006001000-memory.dmp

Filesize
516KB

Download
memory/836-15-0x0000000007370000-0x00000000073E6000-memory.dmp

Filesize
472KB

Download
memory/836-16-0x00000000073F0000-0x000000000745C000-memory.dmp

Filesize
432KB

Download
memory/836-17-0x0000000002540000-0x0000000002599000-memory.dmp

Filesize
356KB

Download
memory/836-18-0x0000000000A10000-0x0000000000A5E000-memory.dmp

Filesize
312KB

Download
memory/836-19-0x0000000007460000-0x00000000074A2000-memory.dmp

Filesize
264KB

Download
memory/836-20-0x00000000074B0000-0x00000000074E6000-memory.dmp

Filesize
216KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads