agenttesla | ade494362402a793b745a3a7857ff5c779dfef4e931e8e05078f6b8a97c71284

General

Target

QJIAYB93BC939XO.exe
Size

710KB
MD5

391d98e696ef46d06a60903a91cae10e
SHA1

de4a73636eae9f3f9b1c0a3a380d5c8a432e7a3d
SHA256

f6a1e6d11e0366c52fea294e6010a96df682e42df3a9d4fc417ae755366e91e2
SHA512

154eea185216314e7c07c27f972628271a6de5d6a44935cd81d17c81bf8fff9a36eee7ae9eebbb4abb730a8e53b80b1b0e4d03cb349ade64ed360626dc372142

Score

10^/10

agenttesla agilenet collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.amazinghotel.com.vn
Port:
587
Username:
[email protected]
Password:
Amz@2020

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2016-62-0x0000000000400000-0x000000000044A000-memory.dmp	family_agenttesla
behavioral1/memory/2016-63-0x0000000000400000-0x000000000044A000-memory.dmp	family_agenttesla
behavioral1/memory/2016-64-0x0000000000400000-0x000000000044A000-memory.dmp	family_agenttesla
behavioral1/memory/2016-65-0x0000000000445E9E-mapping.dmp	family_agenttesla
behavioral1/memory/2016-68-0x0000000000400000-0x000000000044A000-memory.dmp	family_agenttesla
behavioral1/memory/2016-70-0x0000000000400000-0x000000000044A000-memory.dmp	family_agenttesla

Executes dropped EXE 1 IoCs

Processes:

AddInProcess32.exe

pid process

2016 AddInProcess32.exe
Loads dropped DLL 1 IoCs

Processes:

QJIAYB93BC939XO.exe

pid process

1952 QJIAYB93BC939XO.exe

pid	process
2016	AddInProcess32.exe

pid	process
1952	QJIAYB93BC939XO.exe

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral1/memory/1952-56-0x0000000000510000-0x0000000000520000-memory.dmp	agile_net

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 stealer

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 stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

AddInProcess32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

QJIAYB93BC939XO.exe

description pid process target process

PID 1952 set thread context of 2016 1952 QJIAYB93BC939XO.exe AddInProcess32.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

QJIAYB93BC939XO.exeAddInProcess32.exe

pid process

1952 QJIAYB93BC939XO.exe
1952 QJIAYB93BC939XO.exe
1952 QJIAYB93BC939XO.exe
2016 AddInProcess32.exe
2016 AddInProcess32.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

QJIAYB93BC939XO.exeAddInProcess32.exe

description pid process

Token: SeDebugPrivilege 1952 QJIAYB93BC939XO.exe
Token: SeDebugPrivilege 2016 AddInProcess32.exe

description	pid	process	target process
PID 1952 set thread context of 2016	1952	QJIAYB93BC939XO.exe	AddInProcess32.exe

pid	process
1952	QJIAYB93BC939XO.exe
1952	QJIAYB93BC939XO.exe
1952	QJIAYB93BC939XO.exe
2016	AddInProcess32.exe
2016	AddInProcess32.exe

description	pid	process
Token: SeDebugPrivilege	1952	QJIAYB93BC939XO.exe
Token: SeDebugPrivilege	2016	AddInProcess32.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

QJIAYB93BC939XO.exe

description	pid	process	target process
PID 1952 wrote to memory of 2016	1952	QJIAYB93BC939XO.exe	AddInProcess32.exe
PID 1952 wrote to memory of 2016	1952	QJIAYB93BC939XO.exe	AddInProcess32.exe
PID 1952 wrote to memory of 2016	1952	QJIAYB93BC939XO.exe	AddInProcess32.exe
PID 1952 wrote to memory of 2016	1952	QJIAYB93BC939XO.exe	AddInProcess32.exe
PID 1952 wrote to memory of 2016	1952	QJIAYB93BC939XO.exe	AddInProcess32.exe
PID 1952 wrote to memory of 2016	1952	QJIAYB93BC939XO.exe	AddInProcess32.exe
PID 1952 wrote to memory of 2016	1952	QJIAYB93BC939XO.exe	AddInProcess32.exe
PID 1952 wrote to memory of 2016	1952	QJIAYB93BC939XO.exe	AddInProcess32.exe
PID 1952 wrote to memory of 2016	1952	QJIAYB93BC939XO.exe	AddInProcess32.exe

outlook_office_path 1 IoCs

Processes:

AddInProcess32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe

outlook_win_path 1 IoCs

Processes:

AddInProcess32.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AddInProcess32.exe

C:\Users\Admin\AppData\Local\Temp\QJIAYB93BC939XO.exe
"C:\Users\Admin\AppData\Local\Temp\QJIAYB93BC939XO.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1952

C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
"C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"
2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2016

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
Filesize
41KB

MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

Download Submit
C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
Filesize
41KB

MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

Download Submit
\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
Filesize
41KB

MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

Download Submit
memory/1952-54-0x0000000000F30000-0x0000000000FE8000-memory.dmp

Filesize
736KB

Download
memory/1952-55-0x00000000004B0000-0x00000000004DA000-memory.dmp

Filesize
168KB

Download
memory/1952-56-0x0000000000510000-0x0000000000520000-memory.dmp

Filesize
64KB

Download
memory/1952-57-0x0000000000A80000-0x0000000000A90000-memory.dmp

Filesize
64KB

Download
memory/2016-63-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2016-62-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2016-64-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2016-65-0x0000000000445E9E-mapping.dmp

Download
memory/2016-60-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2016-68-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2016-70-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2016-59-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2016-72-0x0000000075801000-0x0000000075803000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads