agenttesla | 3e1e4ecca02c8d67aff2b533a32f55313e531662442494d171658decbbef00e7

General

Target

NEW ORDER.exe
Size

527KB
MD5

b415aa98baabe5c84ff42584863d2d12
SHA1

acac82b099633e0410a4455caad7b5deefdd5a6a
SHA256

e15522c5644ab29fbf7093539560bf2f43d72d6e702159eb0e656c30154cfe42
SHA512

55572190b3264f9759bfd6c20f5341d02cd4a0768b65f3705393546f13100335be7b4cd1f8488c8e090478f6b56d48e936666f617749791e4b04fea4d0971851

Score

10^/10

agenttesla collection coreentity evasion keylogger rezer0 spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.samudrapanel.com
Port:
587
Username:
sce.info@samudrapanel.com
Password:
weslali234

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/860-56-0x00000000003D0000-0x00000000003D8000-memory.dmp	coreentity

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2036-64-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/2036-63-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/2036-66-0x000000000044A9DE-mapping.dmp	family_agenttesla
behavioral1/memory/2036-70-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/2036-68-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/2036-65-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla

CoreCCC Packer 1 IoCs

Detects CoreCCC packer used to load .NET malware.

Processes:

resource	yara_rule
behavioral1/memory/860-54-0x0000000000B20000-0x0000000000BAA000-memory.dmp	coreccc

Looks for VirtualBox Guest Additions in registry 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

ReZer0 packer 1 IoCs

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

rezer0

Processes:

resource	yara_rule
behavioral1/memory/860-57-0x00000000020E0000-0x0000000002136000-memory.dmp	rezer0

Looks for VMWare Tools registry key 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

NEW ORDER.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	NEW ORDER.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	NEW ORDER.exe

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:

NEW ORDER.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEW ORDER.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEW ORDER.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEW ORDER.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

NEW ORDER.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	NEW ORDER.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	NEW ORDER.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

NEW ORDER.exe

description pid process target process

PID 860 set thread context of 2036 860 NEW ORDER.exe NEW ORDER.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1328 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

NEW ORDER.exeNEW ORDER.exe

pid process

860 NEW ORDER.exe
2036 NEW ORDER.exe
2036 NEW ORDER.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

NEW ORDER.exeNEW ORDER.exe

description pid process

Token: SeDebugPrivilege 860 NEW ORDER.exe
Token: SeDebugPrivilege 2036 NEW ORDER.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

NEW ORDER.exe

pid process

2036 NEW ORDER.exe

description	pid	process	target process
PID 860 set thread context of 2036	860	NEW ORDER.exe	NEW ORDER.exe

pid	process
1328	schtasks.exe

pid	process
860	NEW ORDER.exe
2036	NEW ORDER.exe
2036	NEW ORDER.exe

description	pid	process
Token: SeDebugPrivilege	860	NEW ORDER.exe
Token: SeDebugPrivilege	2036	NEW ORDER.exe

pid	process
2036	NEW ORDER.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

NEW ORDER.exeNEW ORDER.exe

description	pid	process	target process
PID 860 wrote to memory of 1328	860	NEW ORDER.exe	schtasks.exe
PID 860 wrote to memory of 1328	860	NEW ORDER.exe	schtasks.exe
PID 860 wrote to memory of 1328	860	NEW ORDER.exe	schtasks.exe
PID 860 wrote to memory of 1328	860	NEW ORDER.exe	schtasks.exe
PID 860 wrote to memory of 2036	860	NEW ORDER.exe	NEW ORDER.exe
PID 860 wrote to memory of 2036	860	NEW ORDER.exe	NEW ORDER.exe
PID 860 wrote to memory of 2036	860	NEW ORDER.exe	NEW ORDER.exe
PID 860 wrote to memory of 2036	860	NEW ORDER.exe	NEW ORDER.exe
PID 860 wrote to memory of 2036	860	NEW ORDER.exe	NEW ORDER.exe
PID 860 wrote to memory of 2036	860	NEW ORDER.exe	NEW ORDER.exe
PID 860 wrote to memory of 2036	860	NEW ORDER.exe	NEW ORDER.exe
PID 860 wrote to memory of 2036	860	NEW ORDER.exe	NEW ORDER.exe
PID 860 wrote to memory of 2036	860	NEW ORDER.exe	NEW ORDER.exe
PID 2036 wrote to memory of 268	2036	NEW ORDER.exe	netsh.exe
PID 2036 wrote to memory of 268	2036	NEW ORDER.exe	netsh.exe
PID 2036 wrote to memory of 268	2036	NEW ORDER.exe	netsh.exe
PID 2036 wrote to memory of 268	2036	NEW ORDER.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

NEW ORDER.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEW ORDER.exe

outlook_win_path 1 IoCs

Processes:

NEW ORDER.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	NEW ORDER.exe

C:\Users\Admin\AppData\Local\Temp\NEW ORDER.exe
"C:\Users\Admin\AppData\Local\Temp\NEW ORDER.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:860

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BebzczOmo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp88EF.tmp"
2⤵
- Creates scheduled task(s)
PID:1328

C:\Users\Admin\AppData\Local\Temp\NEW ORDER.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:2036

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:268

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

4

T1012

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

3

T1082

Peripheral Device Discovery

1

T1120

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp88EF.tmp
Filesize
1KB

MD5
628c2f92f79ffeac448fc86698b4f594

SHA1
50e167b663ddee1c8b69142826d9dbce74a1444e

SHA256
f30e5d0f75137712caa33f88379293cc2e6c0694a9e4f8b52a1bd8f2a316a5f0

SHA512
f8454e23538acb445787691d1517109cb956232b60a5ffae1a0e760304d693fb13edda22216d575ae75d88b575344f5bf561cdb3692d3122c997d92df9d363a2

Download Submit
memory/268-72-0x0000000000000000-mapping.dmp

Download
memory/860-55-0x0000000075451000-0x0000000075453000-memory.dmp

Filesize
8KB

Download
memory/860-56-0x00000000003D0000-0x00000000003D8000-memory.dmp

Filesize
32KB

Download
memory/860-57-0x00000000020E0000-0x0000000002136000-memory.dmp

Filesize
344KB

Download
memory/860-54-0x0000000000B20000-0x0000000000BAA000-memory.dmp

Filesize
552KB

Download
memory/1328-58-0x0000000000000000-mapping.dmp

Download
memory/2036-60-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2036-64-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2036-63-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2036-66-0x000000000044A9DE-mapping.dmp

Download
memory/2036-70-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2036-68-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2036-65-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2036-61-0x0000000000400000-0x0000000000450000-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