agenttesla | 9a45555b12e22df5cf9ca0afb95a87ad9fbe724722cf06a6237382b552562b41

General

Target

purchase order.exe
Size

417KB
MD5

42bfacca440c09d0d3797936fd1473cd
SHA1

8b83f3b7373e0e3beddee5ccf4f7e8e765761c90
SHA256

2ee560a991356dbcf4f398a7db1e8258c0fac8fbc0f938ad03f6a6d00810aacb
SHA512

c932abf10bc42b0fe2fbb9b4cd42101fd7d285b12445d5e9b72c04d10c26f9a9b7b82465c42138465d7737f31924d079850d700b0de06a25dbf160271a4a4fa3

Score

10^/10

agenttesla collection keylogger spyware stealer suricata trojan

Malware Config

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
suricata: ET MALWARE AgentTesla Communicating with CnC Server
suricata: ET MALWARE AgentTesla Communicating with CnC Server
suricata

AgentTesla Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4504-135-0x0000000000400000-0x000000000044C000-memory.dmp	family_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-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	purchase order.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	purchase order.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	purchase order.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

purchase order.exe

description pid process target process

PID 1840 set thread context of 4504 1840 purchase order.exe purchase order.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

purchase order.exe

pid process

4504 purchase order.exe
4504 purchase order.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

purchase order.exe

description pid process

Token: SeDebugPrivilege 4504 purchase order.exe

description	pid	process	target process
PID 1840 set thread context of 4504	1840	purchase order.exe	purchase order.exe

pid	process
4504	purchase order.exe
4504	purchase order.exe

description	pid	process
Token: SeDebugPrivilege	4504	purchase order.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

purchase order.exe

description	pid	process	target process
PID 1840 wrote to memory of 4504	1840	purchase order.exe	purchase order.exe
PID 1840 wrote to memory of 4504	1840	purchase order.exe	purchase order.exe
PID 1840 wrote to memory of 4504	1840	purchase order.exe	purchase order.exe
PID 1840 wrote to memory of 4504	1840	purchase order.exe	purchase order.exe
PID 1840 wrote to memory of 4504	1840	purchase order.exe	purchase order.exe
PID 1840 wrote to memory of 4504	1840	purchase order.exe	purchase order.exe
PID 1840 wrote to memory of 4504	1840	purchase order.exe	purchase order.exe
PID 1840 wrote to memory of 4504	1840	purchase order.exe	purchase order.exe

outlook_office_path 1 IoCs

Processes:

purchase order.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\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-1-5-21-3751123196-3323558407-1869646069-1000\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 use of WriteProcessMemory
PID:1840

C:\Users\Admin\AppData\Local\Temp\purchase order.exe
"C:\Users\Admin\AppData\Local\Temp\purchase order.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4504

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\purchase order.exe.log
Filesize
507B

MD5
d1a92622541a19a1840491deb2bb5e6d

SHA1
5b61bb7d8973644f736968ea416ec502a0ae9bce

SHA256
3b453ecc382d28d36f2c3c33634d332f856389fc3d709e40cbe9be8076da7a3c

SHA512
c451f1b9a3dd7c9c2acb1174c0029591f60193b99c9d2712701e182f94fdc89cf93053b402b1ffc26ff5876bec38df7e105c4fe975826acdf6bd215011bcfe41

Download Submit
memory/1840-130-0x0000000000B80000-0x0000000000BEE000-memory.dmp

Filesize
440KB

Download
memory/1840-131-0x0000000007A90000-0x0000000007B22000-memory.dmp

Filesize
584KB

Download
memory/1840-132-0x00000000080D0000-0x000000000816C000-memory.dmp

Filesize
624KB

Download
memory/1840-133-0x0000000008720000-0x0000000008CC4000-memory.dmp

Filesize
5.6MB

Download
memory/4504-135-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4504-134-0x0000000000000000-mapping.dmp

Download
memory/4504-137-0x0000000006550000-0x00000000065B6000-memory.dmp

Filesize
408KB

Download
memory/4504-138-0x00000000072B0000-0x0000000007300000-memory.dmp

Filesize
320KB

Download
memory/4504-139-0x0000000007520000-0x000000000752A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads