agenttesla | bb5790d0cc44e868145f3364ff16b53d095c69ce7b1e5e28b40874262b1b5725

General

Target

Purchase order.exe
Size

1019KB
MD5

7226470353687f75d5452206c78845a2
SHA1

8f6770bed41c1308978680774c20b3d5332b1694
SHA256

6ef3a6302326903ef728eefd2b58031cd936b9b6fe46507ea7aadf6518975701
SHA512

208d5d135cd1bf733a66584615eea5505954dfac28790192ea976006f833878b1a00223ed92a3e291381d5ab627410bd80274fd6cb5ecb6998adfd801a8bc62f
SSDEEP

12288:T3mY2iNw0+9MKdSN6zFQ7AQqu3Y8QADqjJ5n1OBpQh7e4ptrqNdfp90yxs:T3x1Iey82CquY86jr

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Signatures

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

Purchase order.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase order.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase order.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase order.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Purchase order.exe

description pid process target process

PID 1348 set thread context of 544 1348 Purchase order.exe Purchase 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

1428 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

Purchase order.exePurchase order.exe

pid process

1348 Purchase order.exe
544 Purchase order.exe
544 Purchase order.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Purchase order.exePurchase order.exe

description pid process

Token: SeDebugPrivilege 1348 Purchase order.exe
Token: SeDebugPrivilege 544 Purchase order.exe

description	pid	process	target process
PID 1348 set thread context of 544	1348	Purchase order.exe	Purchase order.exe

pid	process
1428	schtasks.exe

pid	process
1348	Purchase order.exe
544	Purchase order.exe
544	Purchase order.exe

description	pid	process
Token: SeDebugPrivilege	1348	Purchase order.exe
Token: SeDebugPrivilege	544	Purchase order.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Purchase order.exe

description	pid	process	target process
PID 1348 wrote to memory of 1428	1348	Purchase order.exe	schtasks.exe
PID 1348 wrote to memory of 1428	1348	Purchase order.exe	schtasks.exe
PID 1348 wrote to memory of 1428	1348	Purchase order.exe	schtasks.exe
PID 1348 wrote to memory of 1428	1348	Purchase order.exe	schtasks.exe
PID 1348 wrote to memory of 544	1348	Purchase order.exe	Purchase order.exe
PID 1348 wrote to memory of 544	1348	Purchase order.exe	Purchase order.exe
PID 1348 wrote to memory of 544	1348	Purchase order.exe	Purchase order.exe
PID 1348 wrote to memory of 544	1348	Purchase order.exe	Purchase order.exe
PID 1348 wrote to memory of 544	1348	Purchase order.exe	Purchase order.exe
PID 1348 wrote to memory of 544	1348	Purchase order.exe	Purchase order.exe
PID 1348 wrote to memory of 544	1348	Purchase order.exe	Purchase order.exe
PID 1348 wrote to memory of 544	1348	Purchase order.exe	Purchase order.exe
PID 1348 wrote to memory of 544	1348	Purchase order.exe	Purchase order.exe

outlook_office_path 1 IoCs

Processes:

Purchase order.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase order.exe

outlook_win_path 1 IoCs

Processes:

Purchase order.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase order.exe

C:\Users\Admin\AppData\Local\Temp\Purchase order.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase order.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1348

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aYmnaw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp85A5.tmp"
2⤵
- Creates scheduled task(s)
PID:1428

C:\Users\Admin\AppData\Local\Temp\Purchase order.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:544

Network

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

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp85A5.tmp
Filesize
1KB

MD5
4573c088fabab8be4f79685933dd3c67

SHA1
a0280b348e9a313f3ff20334a94cae3408855a3f

SHA256
4d3b11ae0d0b29e19b2927be552419e9aed61bc33532c57e1de6b142aa1d701e

SHA512
e3a8a597749278b001a18bf0d4758b141e229b2a727e0070c4f69c91058005cfed0760287505a168a29f6b1e3f99169d95786ae0bce947256010fe2a113d7361

Download Submit
memory/544-64-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/544-66-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/544-71-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/544-69-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/544-67-0x00000000004358FE-mapping.dmp

Download
memory/544-65-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/544-61-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/544-62-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1348-54-0x0000000000980000-0x0000000000A84000-memory.dmp

Filesize
1.0MB

Download
memory/1348-55-0x0000000075601000-0x0000000075603000-memory.dmp

Filesize
8KB

Download
memory/1348-56-0x0000000000820000-0x0000000000840000-memory.dmp

Filesize
128KB

Download
memory/1348-58-0x0000000001FE0000-0x000000000201A000-memory.dmp

Filesize
232KB

Download
memory/1348-57-0x0000000004CC0000-0x0000000004D3A000-memory.dmp

Filesize
488KB

Download
memory/1428-59-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads