agenttesla | b5407867280ebab5a6ae8ae4878a36108b33d78976a0f5c4697e03ac17327193

General

Target

Quotation#[email protected]
Size

889KB
MD5

98d9d150c0b4afc30efd34c22e176f56
SHA1

ba286afad44a3f4f514aff7f1dca1c159f8cbec0
SHA256

c9c89543724cc2517b6f7a873f9c33cc055c237829c65a268dbdf64a21b4dd95
SHA512

8f03ca7edaebc084f20609f8005b85d8a0fc5d18187f67179b6799dd9c5c337a9584714bbafe9eedf6dbc405787b38b3fdbef723590fd16a4da7ab9b0571ca31
SSDEEP

24576:WyBtjmCojfzv3J3LTT3onKLMplOBLG6+:J72fzv3ZbT0l

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
ikechukwu123456789

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/2880-22-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2880-16-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2880-13-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2880-18-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2880-12-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quotation#[email protected]
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quotation#[email protected]
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quotation#[email protected]

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2556 set thread context of 2880	2556	Quotation#[email protected]	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Quotation#[email protected]
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Quotation#[email protected]

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
3008	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2556	Quotation#[email protected]
2556	Quotation#[email protected]
2556	Quotation#[email protected]
2556	Quotation#[email protected]
2880	Quotation#[email protected]
2880	Quotation#[email protected]

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2556	Quotation#[email protected]
Token: SeDebugPrivilege	2880	Quotation#[email protected]

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2556 wrote to memory of 3008	2556	Quotation#[email protected]	31
PID 2556 wrote to memory of 3008	2556	Quotation#[email protected]	31
PID 2556 wrote to memory of 3008	2556	Quotation#[email protected]	31
PID 2556 wrote to memory of 3008	2556	Quotation#[email protected]	31
PID 2556 wrote to memory of 2880	2556	Quotation#[email protected]	33
PID 2556 wrote to memory of 2880	2556	Quotation#[email protected]	33
PID 2556 wrote to memory of 2880	2556	Quotation#[email protected]	33
PID 2556 wrote to memory of 2880	2556	Quotation#[email protected]	33
PID 2556 wrote to memory of 2880	2556	Quotation#[email protected]	33
PID 2556 wrote to memory of 2880	2556	Quotation#[email protected]	33
PID 2556 wrote to memory of 2880	2556	Quotation#[email protected]	33
PID 2556 wrote to memory of 2880	2556	Quotation#[email protected]	33
PID 2556 wrote to memory of 2880	2556	Quotation#[email protected]	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quotation#[email protected]

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quotation#[email protected]

C:\Users\Admin\AppData\Local\Temp\Quotation#[email protected]
"C:\Users\Admin\AppData\Local\Temp\Quotation#[email protected]"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2556
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OxswKUOe" /XML "C:\Users\Admin\AppData\Local\Temp\tmp760A.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3008
- C:\Users\Admin\AppData\Local\Temp\Quotation#[email protected]
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

5

T1552

Credentials In Files

4

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp760A.tmp

Filesize
1KB

MD5
a05029f1f39789c112cd3d8e539f08b5

SHA1
3fa82426a6021a048d6525b95b9b097dc764a9f2

SHA256
bf016c2db33b9797ad0df08dc2e5f16569fe2c8f87c3685551da885f5e018844

SHA512
e1908ec54dbcc0bf63a9c336864ae463c0a5c25bff142fc8d941d39264ed2c6bb6d2ae48a43014e578c0f796834f2d5bea9afe3c4318393539fb92d1e5be5dd0

Download Submit
memory/2556-21-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2556-1-0x0000000001290000-0x0000000001374000-memory.dmp

Filesize
912KB

Download
memory/2556-2-0x0000000000470000-0x0000000000482000-memory.dmp

Filesize
72KB

Download
memory/2556-3-0x000000007412E000-0x000000007412F000-memory.dmp

Filesize
4KB

Download
memory/2556-4-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2556-5-0x0000000005490000-0x0000000005532000-memory.dmp

Filesize
648KB

Download
memory/2556-6-0x0000000005630000-0x00000000056C8000-memory.dmp

Filesize
608KB

Download
memory/2556-0-0x000000007412E000-0x000000007412F000-memory.dmp

Filesize
4KB

Download
memory/2880-22-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2880-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2880-23-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2880-16-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2880-13-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2880-18-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2880-12-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2880-10-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2880-11-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2880-24-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2880-25-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads