agenttesla | 071c2735b8c6d74c6a792f526a51c9cf33b736af9d5cb392ae36ed2d636b777c

General

Target

001-Payment Copy_jpg.exe
Size

138KB
MD5

e38c39929d384898ca31dce2025a5a5d
SHA1

d6cbaa65c555d812c8bb4fbd6b3cd96194c19e9d
SHA256

071c2735b8c6d74c6a792f526a51c9cf33b736af9d5cb392ae36ed2d636b777c
SHA512

bbc9accf729faf4553568b45414fc7d6f0939d57effa6b2b310a20c64bf1ea884090bfeeccc2fb851e50c83b82fa23bf2ff92422ed675575ad6d475742df26cf

Score

10^/10

agenttesla collection keylogger spyware stealer suricata trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.tccinfaes.com
Port:
587
Username:
margaridasantos@tccinfaes.com
Password:
TccBps1427log

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4080-121-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/4080-122-0x000000000043763E-mapping.dmp	family_agenttesla
behavioral2/memory/4080-127-0x0000000004DF0000-0x00000000052EE000-memory.dmp	family_agenttesla

Downloads MZ/PE file

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

Aspnet_compiler.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Aspnet_compiler.exe
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Aspnet_compiler.exe
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Aspnet_compiler.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

001-Payment Copy_jpg.exe

description pid process target process

PID 768 set thread context of 4080 768 001-Payment Copy_jpg.exe Aspnet_compiler.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Aspnet_compiler.exe

pid process

4080 Aspnet_compiler.exe
4080 Aspnet_compiler.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

001-Payment Copy_jpg.exeAspnet_compiler.exe

description pid process

Token: SeDebugPrivilege 768 001-Payment Copy_jpg.exe
Token: SeDebugPrivilege 4080 Aspnet_compiler.exe

description	pid	process	target process
PID 768 set thread context of 4080	768	001-Payment Copy_jpg.exe	Aspnet_compiler.exe

pid	process
4080	Aspnet_compiler.exe
4080	Aspnet_compiler.exe

description	pid	process
Token: SeDebugPrivilege	768	001-Payment Copy_jpg.exe
Token: SeDebugPrivilege	4080	Aspnet_compiler.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

001-Payment Copy_jpg.exe

description	pid	process	target process
PID 768 wrote to memory of 4080	768	001-Payment Copy_jpg.exe	Aspnet_compiler.exe
PID 768 wrote to memory of 4080	768	001-Payment Copy_jpg.exe	Aspnet_compiler.exe
PID 768 wrote to memory of 4080	768	001-Payment Copy_jpg.exe	Aspnet_compiler.exe
PID 768 wrote to memory of 4080	768	001-Payment Copy_jpg.exe	Aspnet_compiler.exe
PID 768 wrote to memory of 4080	768	001-Payment Copy_jpg.exe	Aspnet_compiler.exe
PID 768 wrote to memory of 4080	768	001-Payment Copy_jpg.exe	Aspnet_compiler.exe
PID 768 wrote to memory of 4080	768	001-Payment Copy_jpg.exe	Aspnet_compiler.exe
PID 768 wrote to memory of 4080	768	001-Payment Copy_jpg.exe	Aspnet_compiler.exe

outlook_office_path 1 IoCs

Processes:

Aspnet_compiler.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Aspnet_compiler.exe

outlook_win_path 1 IoCs

Processes:

Aspnet_compiler.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Aspnet_compiler.exe

C:\Users\Admin\AppData\Local\Temp\001-Payment Copy_jpg.exe
"C:\Users\Admin\AppData\Local\Temp\001-Payment Copy_jpg.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:768

C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4080

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/768-115-0x0000000000E50000-0x0000000000E51000-memory.dmp

Filesize
4KB

Download
memory/768-117-0x0000000001550000-0x0000000001552000-memory.dmp

Filesize
8KB

Download
memory/768-118-0x000000001B9D0000-0x000000001B9D2000-memory.dmp

Filesize
8KB

Download
memory/768-119-0x000000001B9C0000-0x000000001B9C8000-memory.dmp

Filesize
32KB

Download
memory/768-120-0x000000001C210000-0x000000001C212000-memory.dmp

Filesize
8KB

Download
memory/4080-121-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4080-122-0x000000000043763E-mapping.dmp

Download
memory/4080-125-0x00000000052F0000-0x00000000052F1000-memory.dmp

Filesize
4KB

Download
memory/4080-126-0x0000000004FF0000-0x0000000004FF1000-memory.dmp

Filesize
4KB

Download
memory/4080-127-0x0000000004DF0000-0x00000000052EE000-memory.dmp

Filesize
5.0MB

Download
memory/4080-128-0x0000000004FB0000-0x0000000004FB1000-memory.dmp

Filesize
4KB

Download
memory/4080-129-0x0000000005B50000-0x0000000005B51000-memory.dmp

Filesize
4KB

Download
memory/4080-130-0x0000000005FE0000-0x0000000005FE1000-memory.dmp

Filesize
4KB

Download
memory/4080-131-0x0000000005F40000-0x0000000005F41000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads