agenttesla | 4093c7ea8074372cfdef4478cfba0566f602cceef573dbe10785ea8758b68d1b

General

Target

Attached New Order.exe
Size

792KB
MD5

bc44a359ab4cbde140b9f72c02c5bc95
SHA1

4a5605eaea799b59309864cf9ceeb65a36efdc42
SHA256

5a460f4dffeba9df56bfda908e0570f0b80dfe92c18262d71dffd6067d552353
SHA512

cd6a3c4dea2ff68bd6a79c0ffd914f95308e91b587ad3d3e595aa78e8cde4754549ce7e5cefaf55b9d8ad68777181a898f132c2589fb73da2054418909dc5918

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
WS!jmys8

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/844-63-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/844-64-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/844-65-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/844-66-0x000000000044B6AE-mapping.dmp	family_agenttesla
behavioral1/memory/844-68-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/844-70-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla

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:

Attached New Order.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Attached New Order.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Attached New Order.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Attached New Order.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Attached New Order.exe

description pid process target process

PID 2004 set thread context of 844 2004 Attached New Order.exe Attached 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

description	pid	process	target process
PID 2004 set thread context of 844	2004	Attached New Order.exe	Attached New Order.exe

pid	process
1328	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

Attached New Order.exeAttached New Order.exe

pid	process
2004	Attached New Order.exe
2004	Attached New Order.exe
2004	Attached New Order.exe
2004	Attached New Order.exe
2004	Attached New Order.exe
2004	Attached New Order.exe
844	Attached New Order.exe
844	Attached New Order.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Attached New Order.exeAttached New Order.exe

description pid process

Token: SeDebugPrivilege 2004 Attached New Order.exe
Token: SeDebugPrivilege 844 Attached New Order.exe

description	pid	process
Token: SeDebugPrivilege	2004	Attached New Order.exe
Token: SeDebugPrivilege	844	Attached New Order.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

Attached New Order.exe

description	pid	process	target process
PID 2004 wrote to memory of 1328	2004	Attached New Order.exe	schtasks.exe
PID 2004 wrote to memory of 1328	2004	Attached New Order.exe	schtasks.exe
PID 2004 wrote to memory of 1328	2004	Attached New Order.exe	schtasks.exe
PID 2004 wrote to memory of 1328	2004	Attached New Order.exe	schtasks.exe
PID 2004 wrote to memory of 1272	2004	Attached New Order.exe	Attached New Order.exe
PID 2004 wrote to memory of 1272	2004	Attached New Order.exe	Attached New Order.exe
PID 2004 wrote to memory of 1272	2004	Attached New Order.exe	Attached New Order.exe
PID 2004 wrote to memory of 1272	2004	Attached New Order.exe	Attached New Order.exe
PID 2004 wrote to memory of 844	2004	Attached New Order.exe	Attached New Order.exe
PID 2004 wrote to memory of 844	2004	Attached New Order.exe	Attached New Order.exe
PID 2004 wrote to memory of 844	2004	Attached New Order.exe	Attached New Order.exe
PID 2004 wrote to memory of 844	2004	Attached New Order.exe	Attached New Order.exe
PID 2004 wrote to memory of 844	2004	Attached New Order.exe	Attached New Order.exe
PID 2004 wrote to memory of 844	2004	Attached New Order.exe	Attached New Order.exe
PID 2004 wrote to memory of 844	2004	Attached New Order.exe	Attached New Order.exe
PID 2004 wrote to memory of 844	2004	Attached New Order.exe	Attached New Order.exe
PID 2004 wrote to memory of 844	2004	Attached New Order.exe	Attached New Order.exe

outlook_office_path 1 IoCs

Processes:

Attached New Order.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Attached New Order.exe

outlook_win_path 1 IoCs

Processes:

Attached New Order.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Attached New Order.exe

C:\Users\Admin\AppData\Local\Temp\Attached New Order.exe
"C:\Users\Admin\AppData\Local\Temp\Attached New Order.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2004

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\&startupname&" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1131.tmp"
2⤵
- Creates scheduled task(s)
PID:1328

C:\Users\Admin\AppData\Local\Temp\Attached New Order.exe
"{path}"
2⤵
PID:1272

C:\Users\Admin\AppData\Local\Temp\Attached New Order.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:844

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

Credential Access

Credentials in Files

2

T1081

Discovery

System Information Discovery

1

T1082

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\tmp1131.tmp
Filesize
1KB

MD5
d9b3fb55144055bf53049ae44e24a2b4

SHA1
e01d7cbee7c35cac28b467f84e92b7a48d32d61e

SHA256
7b950a718804352c3350d97782b2db4cd0e4fa78d1fded8b7f56edfa9df4a437

SHA512
001c56ee85bf76eb22969026c4ddd0f784052c37144642d8124b4fe0db1893bba55b2f5c4739a5a8cb54cdab5b1ea37ad830b34c429fdac0b8f93a4d5acc052c

Download Submit
memory/844-64-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/844-66-0x000000000044B6AE-mapping.dmp

Download
memory/844-71-0x0000000076191000-0x0000000076193000-memory.dmp

Filesize
8KB

Download
memory/844-70-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/844-68-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/844-60-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/844-61-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/844-63-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/844-65-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

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

Download
memory/2004-54-0x0000000000300000-0x00000000003CC000-memory.dmp

Filesize
816KB

Download
memory/2004-56-0x00000000079E0000-0x0000000007A58000-memory.dmp

Filesize
480KB

Download
memory/2004-55-0x0000000000210000-0x0000000000218000-memory.dmp

Filesize
32KB

Download
memory/2004-57-0x0000000001ED0000-0x0000000001F2A000-memory.dmp

Filesize
360KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads