agenttesla | 85d473c6e5007f792a5ee70c2699b1ae0fdd64dededc65015293c18d3f1472d4

General

Target

hPdlOEDiqUNV2l3.exe
Size

443KB
MD5

b4e2c354222e2a6fdb6c76bf45bffe8d
SHA1

4fb78c99913134c87b71d278a03ea33ea0d2d9a5
SHA256

add7909ba8ec7d84e958787f2eb5f2b03acdba3d5652bef49555fdc129161d99
SHA512

0ac2964965ab8c91f443b5d0f9812795402cb7aed8ebd76e2ba8bf638bf54d6053dabdd67df1ddb7732c038c071f2a0796118fcb10dc56ff460bcd715fdc67e4

Score

10^/10

agenttesla collection coreentity keylogger persistence rezer0 spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.lettu.us
Port:
587
Username:
[email protected]
Password:
ilovejesus2020@

Signatures

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

CoreEntity .NET Packer 1 IoCs

A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.

coreentity

Processes:

resource	yara_rule
behavioral1/memory/1008-56-0x0000000000470000-0x0000000000478000-memory.dmp	coreentity

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1960-61-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1960-62-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1960-63-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1960-64-0x000000000044A9EE-mapping.dmp	family_agenttesla
behavioral1/memory/1960-66-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1960-68-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla

ReZer0 packer 1 IoCs

Detects ReZer0, a packer with multiple versions used in various campaigns.

rezer0

Processes:

resource	yara_rule
behavioral1/memory/1008-57-0x0000000008000000-0x0000000008056000-memory.dmp	rezer0

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

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 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:

hPdlOEDiqUNV2l3.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	hPdlOEDiqUNV2l3.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	hPdlOEDiqUNV2l3.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	hPdlOEDiqUNV2l3.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

hPdlOEDiqUNV2l3.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\yDAORE = "C:\\Users\\Admin\\AppData\\Roaming\\yDAORE\\yDAORE.exe"	hPdlOEDiqUNV2l3.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

hPdlOEDiqUNV2l3.exe

description pid process target process

PID 1008 set thread context of 1960 1008 hPdlOEDiqUNV2l3.exe hPdlOEDiqUNV2l3.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

hPdlOEDiqUNV2l3.exe

pid process

1960 hPdlOEDiqUNV2l3.exe
1960 hPdlOEDiqUNV2l3.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

hPdlOEDiqUNV2l3.exe

description pid process

Token: SeDebugPrivilege 1960 hPdlOEDiqUNV2l3.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

hPdlOEDiqUNV2l3.exe

pid process

1960 hPdlOEDiqUNV2l3.exe

description	pid	process	target process
PID 1008 set thread context of 1960	1008	hPdlOEDiqUNV2l3.exe	hPdlOEDiqUNV2l3.exe

pid	process
1960	hPdlOEDiqUNV2l3.exe
1960	hPdlOEDiqUNV2l3.exe

description	pid	process
Token: SeDebugPrivilege	1960	hPdlOEDiqUNV2l3.exe

pid	process
1960	hPdlOEDiqUNV2l3.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

hPdlOEDiqUNV2l3.exehPdlOEDiqUNV2l3.exe

description	pid	process	target process
PID 1008 wrote to memory of 1960	1008	hPdlOEDiqUNV2l3.exe	hPdlOEDiqUNV2l3.exe
PID 1008 wrote to memory of 1960	1008	hPdlOEDiqUNV2l3.exe	hPdlOEDiqUNV2l3.exe
PID 1008 wrote to memory of 1960	1008	hPdlOEDiqUNV2l3.exe	hPdlOEDiqUNV2l3.exe
PID 1008 wrote to memory of 1960	1008	hPdlOEDiqUNV2l3.exe	hPdlOEDiqUNV2l3.exe
PID 1008 wrote to memory of 1960	1008	hPdlOEDiqUNV2l3.exe	hPdlOEDiqUNV2l3.exe
PID 1008 wrote to memory of 1960	1008	hPdlOEDiqUNV2l3.exe	hPdlOEDiqUNV2l3.exe
PID 1008 wrote to memory of 1960	1008	hPdlOEDiqUNV2l3.exe	hPdlOEDiqUNV2l3.exe
PID 1008 wrote to memory of 1960	1008	hPdlOEDiqUNV2l3.exe	hPdlOEDiqUNV2l3.exe
PID 1008 wrote to memory of 1960	1008	hPdlOEDiqUNV2l3.exe	hPdlOEDiqUNV2l3.exe
PID 1960 wrote to memory of 776	1960	hPdlOEDiqUNV2l3.exe	netsh.exe
PID 1960 wrote to memory of 776	1960	hPdlOEDiqUNV2l3.exe	netsh.exe
PID 1960 wrote to memory of 776	1960	hPdlOEDiqUNV2l3.exe	netsh.exe
PID 1960 wrote to memory of 776	1960	hPdlOEDiqUNV2l3.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

hPdlOEDiqUNV2l3.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	hPdlOEDiqUNV2l3.exe

outlook_win_path 1 IoCs

Processes:

hPdlOEDiqUNV2l3.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	hPdlOEDiqUNV2l3.exe

C:\Users\Admin\AppData\Local\Temp\hPdlOEDiqUNV2l3.exe
"C:\Users\Admin\AppData\Local\Temp\hPdlOEDiqUNV2l3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1008

C:\Users\Admin\AppData\Local\Temp\hPdlOEDiqUNV2l3.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1960

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:776

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

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/776-70-0x0000000000000000-mapping.dmp

Download
memory/1008-54-0x0000000001240000-0x00000000012B6000-memory.dmp

Filesize
472KB

Download
memory/1008-55-0x0000000075FC1000-0x0000000075FC3000-memory.dmp

Filesize
8KB

Download
memory/1008-56-0x0000000000470000-0x0000000000478000-memory.dmp

Filesize
32KB

Download
memory/1008-57-0x0000000008000000-0x0000000008056000-memory.dmp

Filesize
344KB

Download
memory/1960-61-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1960-59-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1960-62-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1960-63-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1960-64-0x000000000044A9EE-mapping.dmp

Download
memory/1960-66-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1960-68-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1960-58-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads