agenttesla | 0e231e55790532d2097e3ebe446aa7faf319dafe60f48bd12431c6e2ccb80eaa

General

Target

Payment Slip.exe
Size

952KB
MD5

660f8c58cc4dc37f7e989f962e321073
SHA1

92600595d5c27f3d0e0de6880e7934cba2dff3cc
SHA256

0e231e55790532d2097e3ebe446aa7faf319dafe60f48bd12431c6e2ccb80eaa
SHA512

8af4947ca9170f82bba4b8234749148827f9b90db49b47d3c349429ef5af4665607d8b709adf1fd26da994fbacbe4fe362328cb9b6704b2e4d03945d35fc33e4

Score

10^/10

keylogger trojan stealer spyware agenttesla

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.desmaindian.com
Port:
587
Username:
[email protected]
Password:
!hTnTvF5

Signatures

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
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Payment Slip.exe

description pid process

Token: SeDebugPrivilege 3876 Payment Slip.exe
Drops startup file 1 IoCs

Processes:

notepad.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\well.vbs notepad.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

Payment Slip.exe

pid process

3612 Payment Slip.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

Payment Slip.exe

description pid process target process

PID 3612 set thread context of 3876 3612 Payment Slip.exe Payment Slip.exe

description	pid	process
Token: SeDebugPrivilege	3876	Payment Slip.exe

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

pid	process
3612	Payment Slip.exe

description	pid	process	target process
PID 3612 set thread context of 3876	3612	Payment Slip.exe	Payment Slip.exe

UPX packed file 3 IoCs

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

Processes:

resource	yara_rule
behavioral2/memory/3876-1-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral2/memory/3876-3-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral2/memory/3876-4-0x0000000000400000-0x00000000004A4000-memory.dmp	upx

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware 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
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Payment Slip.exePayment Slip.exe

pid process

3612 Payment Slip.exe
3612 Payment Slip.exe
3876 Payment Slip.exe
3876 Payment Slip.exe

pid	process
3612	Payment Slip.exe
3612	Payment Slip.exe
3876	Payment Slip.exe
3876	Payment Slip.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Payment Slip.exe

description	pid	process	target process
PID 3612 wrote to memory of 3736	3612	Payment Slip.exe	notepad.exe
PID 3612 wrote to memory of 3736	3612	Payment Slip.exe	notepad.exe
PID 3612 wrote to memory of 3736	3612	Payment Slip.exe	notepad.exe
PID 3612 wrote to memory of 3736	3612	Payment Slip.exe	notepad.exe
PID 3612 wrote to memory of 3736	3612	Payment Slip.exe	notepad.exe
PID 3612 wrote to memory of 3876	3612	Payment Slip.exe	Payment Slip.exe
PID 3612 wrote to memory of 3876	3612	Payment Slip.exe	Payment Slip.exe
PID 3612 wrote to memory of 3876	3612	Payment Slip.exe	Payment Slip.exe

C:\Users\Admin\AppData\Local\Temp\Payment Slip.exe
"C:\Users\Admin\AppData\Local\Temp\Payment Slip.exe"
1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3612

C:\Windows\SysWOW64\notepad.exe
"C:\Windows\system32\notepad.exe"
2⤵
- Drops startup file
PID:3736

C:\Users\Admin\AppData\Local\Temp\Payment Slip.exe
"C:\Users\Admin\AppData\Local\Temp\Payment Slip.exe"
2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
PID:3876

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3736-0-0x0000000000000000-mapping.dmp

Download
memory/3876-1-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/3876-2-0x00000000004A24A0-mapping.dmp

Download
memory/3876-3-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/3876-4-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/3876-5-0x00000000009E0000-0x0000000000A2C000-memory.dmp

Filesize
304KB

Download
memory/3876-6-0x0000000000A52000-0x0000000000A53000-memory.dmp

Filesize
4KB

Download

Analysis

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