agenttesla | a7f1090449a4a16e9f126c83457735188cf349cdf216a186ac46d946be90e5bc

General

Target

NEWORDER.exe
Size

380KB
MD5

64ce6d7a1aa0c594e7759595e7fc8286
SHA1

11f4c6c1279fd025ced23a926b4c909e5cc1cca6
SHA256

48ff192194ef184df0c18730412aa21cfb257c3ebe17651320d9d54148fba8cf
SHA512

44c5a8248d3cf5bccb39f9c9ef68ebbd3466d73c1daa17b8c98390ec3d9ba86099cd1e7dd7d0942edf59305c06deccb17d7c69c33c05e74de7c87e94f34cf590

Score

10^/10

agenttesla collection keylogger rezer0 spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.cleanprolaundryparts.com/
Port:
21
Username:
[email protected]
Password:
.ID5OT57T}BQ

Protocol: ftp
Host:
ftp://ftp.cleanprolaundryparts.com/
Port:
21
Username:
[email protected]
Password:
.ID5OT57T}BQ

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/1720-64-0x0000000000400000-0x000000000044E000-memory.dmp	family_agenttesla
behavioral1/memory/1720-65-0x0000000000400000-0x000000000044E000-memory.dmp	family_agenttesla
behavioral1/memory/1720-67-0x000000000044946E-mapping.dmp	family_agenttesla
behavioral1/memory/1720-66-0x0000000000400000-0x000000000044E000-memory.dmp	family_agenttesla
behavioral1/memory/1720-69-0x0000000000400000-0x000000000044E000-memory.dmp	family_agenttesla
behavioral1/memory/1720-71-0x0000000000400000-0x000000000044E000-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/864-58-0x0000000005060000-0x00000000050B6000-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:

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

NEWORDER.exe

description pid process target process

PID 864 set thread context of 1720 864 NEWORDER.exe NEWORDER.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

1732 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

NEWORDER.exe

pid process

1720 NEWORDER.exe
1720 NEWORDER.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

NEWORDER.exe

description pid process

Token: SeDebugPrivilege 1720 NEWORDER.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

NEWORDER.exe

pid process

1720 NEWORDER.exe

description	pid	process	target process
PID 864 set thread context of 1720	864	NEWORDER.exe	NEWORDER.exe

pid	process
1732	schtasks.exe

pid	process
1720	NEWORDER.exe
1720	NEWORDER.exe

description	pid	process
Token: SeDebugPrivilege	1720	NEWORDER.exe

pid	process
1720	NEWORDER.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

NEWORDER.exe

description	pid	process	target process
PID 864 wrote to memory of 1732	864	NEWORDER.exe	schtasks.exe
PID 864 wrote to memory of 1732	864	NEWORDER.exe	schtasks.exe
PID 864 wrote to memory of 1732	864	NEWORDER.exe	schtasks.exe
PID 864 wrote to memory of 1732	864	NEWORDER.exe	schtasks.exe
PID 864 wrote to memory of 1720	864	NEWORDER.exe	NEWORDER.exe
PID 864 wrote to memory of 1720	864	NEWORDER.exe	NEWORDER.exe
PID 864 wrote to memory of 1720	864	NEWORDER.exe	NEWORDER.exe
PID 864 wrote to memory of 1720	864	NEWORDER.exe	NEWORDER.exe
PID 864 wrote to memory of 1720	864	NEWORDER.exe	NEWORDER.exe
PID 864 wrote to memory of 1720	864	NEWORDER.exe	NEWORDER.exe
PID 864 wrote to memory of 1720	864	NEWORDER.exe	NEWORDER.exe
PID 864 wrote to memory of 1720	864	NEWORDER.exe	NEWORDER.exe
PID 864 wrote to memory of 1720	864	NEWORDER.exe	NEWORDER.exe

outlook_office_path 1 IoCs

Processes:

NEWORDER.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	NEWORDER.exe

outlook_win_path 1 IoCs

Processes:

NEWORDER.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	NEWORDER.exe

C:\Users\Admin\AppData\Local\Temp\NEWORDER.exe
"C:\Users\Admin\AppData\Local\Temp\NEWORDER.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:864

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AGGyia" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBA4B.tmp"
2⤵
- Creates scheduled task(s)
PID:1732

C:\Users\Admin\AppData\Local\Temp\NEWORDER.exe
"C:\Users\Admin\AppData\Local\Temp\NEWORDER.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1720

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpBA4B.tmp

Filesize
1KB

MD5
35515cd3c8ab0036298400ba006d1fcf

SHA1
c674970aa64b104e45fe730383689c64eb19b361

SHA256
ffbf73763b2d1d2b3156a1c7bc1830dd28dbe7dd6e3e9d0b86d06e6ec3a310f2

SHA512
a678b0ff8a381b9f5695d6d58cf5da799ab9f55c097152c94cc4624b4c7f69dd31a421d5b432298f174f8f9e658b46c415d4c462b7a173a664bf11d5bebb3833

Download Submit
memory/864-57-0x0000000004BD0000-0x0000000004C36000-memory.dmp

Filesize
408KB

Download
memory/864-55-0x0000000075B71000-0x0000000075B73000-memory.dmp

Filesize
8KB

Download
memory/864-54-0x00000000008A0000-0x0000000000906000-memory.dmp

Filesize
408KB

Download
memory/864-58-0x0000000005060000-0x00000000050B6000-memory.dmp

Filesize
344KB

Download
memory/864-56-0x00000000003C0000-0x00000000003C8000-memory.dmp

Filesize
32KB

Download
memory/1720-67-0x000000000044946E-mapping.dmp

Download
memory/1720-61-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1720-62-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1720-64-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1720-65-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1720-66-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1720-69-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1720-71-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1732-59-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads