agenttesla | f412632bebcaca6378f86d146dc85d9eebf36f0804c82f2e6e31da31e0e0830c

General

Target
42185bcb27895d422b5ff10b43768bfa.exe
Size 958KB
Sample220914-h5htxadcdk
SHA256 f412632bebcaca6378f86d146dc85d9eebf36f0804c82f2e6e31da31e0e0830c
MD5 42185bcb27895d422b5ff10b43768bfa
SHA1 5b18d88c908aee0b37d4cac68060a4871a3c8069
SHA512 7719bb25575506ab42221252dd5a4ee0e0155e2e2ecf21294b55a2e214f52f868daf7c00e1e63800a88fe3b3025b8da9ff4bb125b8db0ae5a73a22dc63f67738
SSDEEP 12288:sPdV7uikFg7hSV20JP/kEtRec6qrW3bpkxtAjiiuDGVF8J8/3fS:KlubgdSb/nt76q3tGiwFGG3f
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol
smtp
Host
smtp.yandex.com
Port
587
Username
[email protected]
Password
YAWALESS123@@

Extracted

Family

agenttesla

Credentials

Protocol
ftp
Host
%2B
Port
21
Username
application/x-www-form-urlencoded
Password
image/jpg

C2

p=

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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	42185bcb27895d422b5ff10b43768bfa.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	42185bcb27895d422b5ff10b43768bfa.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	42185bcb27895d422b5ff10b43768bfa.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4764 set thread context of 1296	4764	42185bcb27895d422b5ff10b43768bfa.exe	95

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1296	42185bcb27895d422b5ff10b43768bfa.exe
1296	42185bcb27895d422b5ff10b43768bfa.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1296	42185bcb27895d422b5ff10b43768bfa.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4764	42185bcb27895d422b5ff10b43768bfa.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
4764	42185bcb27895d422b5ff10b43768bfa.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1296	42185bcb27895d422b5ff10b43768bfa.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4764 wrote to memory of 1296	4764	42185bcb27895d422b5ff10b43768bfa.exe	95
PID 4764 wrote to memory of 1296	4764	42185bcb27895d422b5ff10b43768bfa.exe	95
PID 4764 wrote to memory of 1296	4764	42185bcb27895d422b5ff10b43768bfa.exe	95
PID 4764 wrote to memory of 1296	4764	42185bcb27895d422b5ff10b43768bfa.exe	95
PID 4764 wrote to memory of 1296	4764	42185bcb27895d422b5ff10b43768bfa.exe	95
PID 4764 wrote to memory of 1296	4764	42185bcb27895d422b5ff10b43768bfa.exe	95
PID 4764 wrote to memory of 1296	4764	42185bcb27895d422b5ff10b43768bfa.exe	95
PID 4764 wrote to memory of 1296	4764	42185bcb27895d422b5ff10b43768bfa.exe	95

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	42185bcb27895d422b5ff10b43768bfa.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	42185bcb27895d422b5ff10b43768bfa.exe

C:\Users\Admin\AppData\Local\Temp\42185bcb27895d422b5ff10b43768bfa.exe
"C:\Users\Admin\AppData\Local\Temp\42185bcb27895d422b5ff10b43768bfa.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4764
- C:\Users\Admin\AppData\Local\Temp\42185bcb27895d422b5ff10b43768bfa.exe
  "C:\Users\Admin\AppData\Local\Temp\42185bcb27895d422b5ff10b43768bfa.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:1296

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

42185bcb27895d422b5ff10b43768bfa.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\42185bcb27895d422b5ff10b43768bfa.exe.log
Size 1KB
SHA256 bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7
MD5 e08f822522c617a40840c62e4b0fb45e
SHA1 ae516dca4da5234be6676d3f234c19ec55725be7
SHA512 894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4
MD5 SHA1 SHA512

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memory/1296-139-0x0000000000400000-0x000000000043A000-memory.dmp

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memory/1296-141-0x00000000069B0000-0x0000000006A00000-memory.dmp

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memory/4764-132-0x0000000000B80000-0x0000000000C74000-memory.dmp

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memory/4764-133-0x0000000005B80000-0x0000000006124000-memory.dmp

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memory/4764-134-0x0000000005670000-0x0000000005702000-memory.dmp

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memory/4764-135-0x0000000005630000-0x000000000563A000-memory.dmp

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memory/4764-136-0x0000000009150000-0x00000000091EC000-memory.dmp

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memory/4764-137-0x0000000009260000-0x00000000092C6000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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