agenttesla | 00c0720db185618e9ce9f91b819fcd1c2dfdc909fb4c3eeb224ad83d2551abb2

General

Target

fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe
Size

553KB
MD5

fa6ab169c3da99ccb2cdaa7251babeac
SHA1

ef14e67d4108b90f75d9b3fd2eb7f81a19d22bb3
SHA256

00c0720db185618e9ce9f91b819fcd1c2dfdc909fb4c3eeb224ad83d2551abb2
SHA512

944d56f845373f04c21344f4f1068c92fc9153e514a287dfde284fdef59d0f2d6a58f4b7edf86ce83320de20db291d8e8674952794799afa1b3fddac597c826f
SSDEEP

6144:GVULHGE5IqXcpxZ1xPXj+GiyoESj9QWjFST6fNRw2WABakFJaKeUbSmlokfXMJr+:TgSjWWjFSOfZratqoSXoe6gxxHK

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.gautengelectrical.co.za
Port:
587
Username:
[email protected]
Password:
prisci7766
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/3056-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3056-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3056-15-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3056-10-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/3056-9-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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 3 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

Credentials from Web Browsers
T1555.003
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	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2900 set thread context of 3056	2900	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 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	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3056	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe
3056	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3056	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3056	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2900 wrote to memory of 3056	2900	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe	30
PID 2900 wrote to memory of 3056	2900	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe	30
PID 2900 wrote to memory of 3056	2900	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe	30
PID 2900 wrote to memory of 3056	2900	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe	30
PID 2900 wrote to memory of 3056	2900	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe	30
PID 2900 wrote to memory of 3056	2900	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe	30
PID 2900 wrote to memory of 3056	2900	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe	30
PID 2900 wrote to memory of 3056	2900	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe	30
PID 2900 wrote to memory of 3056	2900	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe	30

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	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe

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	fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2900
- C:\Users\Admin\AppData\Local\Temp\fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:3056

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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 Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2900-0-0x0000000074531000-0x0000000074532000-memory.dmp

Filesize
4KB

Download
memory/2900-1-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2900-2-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2900-3-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2900-20-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2900-4-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/3056-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3056-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3056-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3056-18-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/3056-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3056-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3056-5-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3056-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3056-19-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/3056-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3056-21-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/3056-22-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing