agenttesla | c77f99c97261655d00b41d154f45fc7290d34e8b0f53076473bebb7cf46f48bf

General

Target

1d9d20107749168a53fca4036fa1b1c6.exe
Size

866KB
MD5

1d9d20107749168a53fca4036fa1b1c6
SHA1

8f26bef106c594bc064a4e1619840e3596de3ba5
SHA256

c77f99c97261655d00b41d154f45fc7290d34e8b0f53076473bebb7cf46f48bf
SHA512

6df43bcaa02ac41add9668c311fd1406633816c42c76077aae5e8c2c0cdfe6bbca7329b3473f3d9de27df353849def14a37c54c23dccb890bcfe304d48eff199
SSDEEP

12288:HroR65AXwgFvuSSlsG0oaF0hsuuLAQnGI4rgkCFDFtVyzV/QlSAReDhLfOMNeBuc:LoR6qgtzauQ844RqXVyFgSrLGMNy

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.brimaq.com
Port:
587
Username:
[email protected]
Password:
brimaQ2012
Email To:
[email protected]

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2708-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2708-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2708-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2708-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2708-12-0x0000000000400000-0x000000000043C000-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
T1552.001
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
T1552.001
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
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1d9d20107749168a53fca4036fa1b1c6.exe
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1d9d20107749168a53fca4036fa1b1c6.exe
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1d9d20107749168a53fca4036fa1b1c6.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1372 set thread context of 2708	1372	1d9d20107749168a53fca4036fa1b1c6.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2708	1d9d20107749168a53fca4036fa1b1c6.exe
2708	1d9d20107749168a53fca4036fa1b1c6.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2708	1d9d20107749168a53fca4036fa1b1c6.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1372 wrote to memory of 2708	1372	1d9d20107749168a53fca4036fa1b1c6.exe	28
PID 1372 wrote to memory of 2708	1372	1d9d20107749168a53fca4036fa1b1c6.exe	28
PID 1372 wrote to memory of 2708	1372	1d9d20107749168a53fca4036fa1b1c6.exe	28
PID 1372 wrote to memory of 2708	1372	1d9d20107749168a53fca4036fa1b1c6.exe	28
PID 1372 wrote to memory of 2708	1372	1d9d20107749168a53fca4036fa1b1c6.exe	28
PID 1372 wrote to memory of 2708	1372	1d9d20107749168a53fca4036fa1b1c6.exe	28
PID 1372 wrote to memory of 2708	1372	1d9d20107749168a53fca4036fa1b1c6.exe	28
PID 1372 wrote to memory of 2708	1372	1d9d20107749168a53fca4036fa1b1c6.exe	28
PID 1372 wrote to memory of 2708	1372	1d9d20107749168a53fca4036fa1b1c6.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1d9d20107749168a53fca4036fa1b1c6.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1d9d20107749168a53fca4036fa1b1c6.exe

C:\Users\Admin\AppData\Local\Temp\1d9d20107749168a53fca4036fa1b1c6.exe
"C:\Users\Admin\AppData\Local\Temp\1d9d20107749168a53fca4036fa1b1c6.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1372
- C:\Users\Admin\AppData\Local\Temp\1d9d20107749168a53fca4036fa1b1c6.exe
  "C:\Users\Admin\AppData\Local\Temp\1d9d20107749168a53fca4036fa1b1c6.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1372-1-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/1372-0-0x00000000009B0000-0x0000000000A8E000-memory.dmp

Filesize
888KB

Download
memory/1372-2-0x0000000005040000-0x0000000005080000-memory.dmp

Filesize
256KB

Download
memory/1372-3-0x00000000005E0000-0x00000000005FA000-memory.dmp

Filesize
104KB

Download
memory/1372-4-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/1372-5-0x0000000005040000-0x0000000005080000-memory.dmp

Filesize
256KB

Download
memory/1372-6-0x0000000006090000-0x0000000006130000-memory.dmp

Filesize
640KB

Download
memory/1372-7-0x0000000000950000-0x000000000098C000-memory.dmp

Filesize
240KB

Download
memory/1372-21-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/2708-22-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/2708-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2708-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2708-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2708-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2708-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2708-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2708-23-0x0000000004C60000-0x0000000004CA0000-memory.dmp

Filesize
256KB

Download
memory/2708-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2708-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2708-24-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/2708-25-0x0000000004C60000-0x0000000004CA0000-memory.dmp

Filesize
256KB

Download
memory/2708-26-0x0000000004C60000-0x0000000004CA0000-memory.dmp

Filesize
256KB

Download
memory/2708-27-0x0000000004C60000-0x0000000004CA0000-memory.dmp

Filesize
256KB

Download

Analysis

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