agenttesla | 720d90ad498171d943399e010d4aa16cc65f69bbff6f042d6b364813cfd168bb

Resubmissions

22-09-2022 18:09

220922-wrr3bacbc5 10

21-09-2022 18:54

220921-xj9g3aghe3 10

Analysis

max time kernel
90s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
22-09-2022 18:09

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General

Target

Curr¡culum Vitae Rita.exe
Size

1.0MB
MD5

ec74c708001090117278d032f8342453
SHA1

f34edd03b9072dff0cbc4bfbeff2c18b98a6933e
SHA256

720d90ad498171d943399e010d4aa16cc65f69bbff6f042d6b364813cfd168bb
SHA512

1c7a867bd4b29ac7f83b9a406e979bc3715561dfd4d65c4378a6d7c17c96745a915f1e7e4aee8de2a2b35dca0a2c7a2c1c7ed0d6e278d30377a21cde717fcbd4
SSDEEP

12288:DBluwyS7oLFMrfbIT7TNIOEbRbNmu3ROUKCeKowyaqfpPWla:tlFEFMrEHpIdbcqRnKDKo1pP+a

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot5700681005:AAF2K-iQMsKRkqCcUgSZLmmugrKJcbb8Xg8/

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-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Curr¡culum Vitae Rita.exe
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Curr¡culum Vitae Rita.exe
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Curr¡culum Vitae Rita.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\UpDaTe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\UpDaTe\\UpDaTe.exe"	Curr¡culum Vitae Rita.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5016 set thread context of 3332	5016	Curr¡culum Vitae Rita.exe	89

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
5016	Curr¡culum Vitae Rita.exe
5016	Curr¡culum Vitae Rita.exe
5016	Curr¡culum Vitae Rita.exe
5016	Curr¡culum Vitae Rita.exe
5016	Curr¡culum Vitae Rita.exe
5016	Curr¡culum Vitae Rita.exe
5016	Curr¡culum Vitae Rita.exe
5016	Curr¡culum Vitae Rita.exe
5016	Curr¡culum Vitae Rita.exe
3332	Curr¡culum Vitae Rita.exe
3332	Curr¡culum Vitae Rita.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5016	Curr¡culum Vitae Rita.exe
Token: SeDebugPrivilege	3332	Curr¡culum Vitae Rita.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5016 wrote to memory of 3332	5016	Curr¡culum Vitae Rita.exe	89
PID 5016 wrote to memory of 3332	5016	Curr¡culum Vitae Rita.exe	89
PID 5016 wrote to memory of 3332	5016	Curr¡culum Vitae Rita.exe	89
PID 5016 wrote to memory of 3332	5016	Curr¡culum Vitae Rita.exe	89
PID 5016 wrote to memory of 3332	5016	Curr¡culum Vitae Rita.exe	89
PID 5016 wrote to memory of 3332	5016	Curr¡culum Vitae Rita.exe	89
PID 5016 wrote to memory of 3332	5016	Curr¡culum Vitae Rita.exe	89
PID 5016 wrote to memory of 3332	5016	Curr¡culum Vitae Rita.exe	89

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Curr¡culum Vitae Rita.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Curr¡culum Vitae Rita.exe

C:\Users\Admin\AppData\Local\Temp\Curr¡culum Vitae Rita.exe
"C:\Users\Admin\AppData\Local\Temp\Curr¡culum Vitae Rita.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5016
- C:\Users\Admin\AppData\Local\Temp\Curr¡culum Vitae Rita.exe
  "C:\Users\Admin\AppData\Local\Temp\Curr¡culum Vitae Rita.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3332

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Curr¡culum Vitae Rita.exe.log

Filesize
1KB

MD5
e08f822522c617a40840c62e4b0fb45e

SHA1
ae516dca4da5234be6676d3f234c19ec55725be7

SHA256
bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7

SHA512
894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4

Download Submit
memory/3332-139-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/3332-141-0x00000000069E0000-0x0000000006A30000-memory.dmp

Filesize
320KB

Download
memory/5016-132-0x0000000000960000-0x0000000000A70000-memory.dmp

Filesize
1.1MB

Download
memory/5016-133-0x0000000005A10000-0x0000000005FB4000-memory.dmp

Filesize
5.6MB

Download
memory/5016-134-0x0000000005460000-0x00000000054F2000-memory.dmp

Filesize
584KB

Download
memory/5016-135-0x0000000005420000-0x000000000542A000-memory.dmp

Filesize
40KB

Download
memory/5016-136-0x00000000093C0000-0x000000000945C000-memory.dmp

Filesize
624KB

Download
memory/5016-137-0x0000000000FA0000-0x0000000001006000-memory.dmp

Filesize
408KB

Download