agenttesla | aaeb8dbb55dfc7eae9879ef959b1321b70c90784ed1c434cd4fd4583e92cf163

General

Target

e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe
Size

1.3MB
MD5

e270465e6b6189d23b54d5b89cbb82bf
SHA1

6b9cf7c30263c28117ef60c9db2c83725039ccd2
SHA256

aaeb8dbb55dfc7eae9879ef959b1321b70c90784ed1c434cd4fd4583e92cf163
SHA512

7a1482bf10998dd4862497dadcbb6dcd74ce09098c70bf56b342bcd8379b895a6e081e2ea6470ab05463f2a8a369d94119d07d8a437fa893d8a90a179710374a
SSDEEP

24576:ddiZucOaCrYz4jEmW/g+7Rr+yyRQRJNS41zFFCn8L6yUmgxG+WSSr6aS7:3cyrKmW/PlBRTS41Cn+GlMSSmaS

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.lacore.ee
Port:
587
Username:
[email protected]
Password:
MBla354X

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/2892-18-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/2892-21-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/2892-16-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/2892-13-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/2892-12-0x0000000000400000-0x0000000000466000-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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2288 set thread context of 2892	2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe	32

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	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe
2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe
2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe
2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe
2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe
2892	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe
2892	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe
Token: SeDebugPrivilege	2892	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2288 wrote to memory of 2860	2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe	31
PID 2288 wrote to memory of 2860	2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe	31
PID 2288 wrote to memory of 2860	2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe	31
PID 2288 wrote to memory of 2860	2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe	31
PID 2288 wrote to memory of 2892	2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe	32
PID 2288 wrote to memory of 2892	2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe	32
PID 2288 wrote to memory of 2892	2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe	32
PID 2288 wrote to memory of 2892	2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe	32
PID 2288 wrote to memory of 2892	2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe	32
PID 2288 wrote to memory of 2892	2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe	32
PID 2288 wrote to memory of 2892	2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe	32
PID 2288 wrote to memory of 2892	2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe	32
PID 2288 wrote to memory of 2892	2288	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2288
- C:\Users\Admin\AppData\Local\Temp\e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe
  "{path}"
  2⤵
  PID:2860
- C:\Users\Admin\AppData\Local\Temp\e270465e6b6189d23b54d5b89cbb82bf_JaffaCakes118.exe
  "{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:2892

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

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Downloads

memory/2288-0-0x000000007408E000-0x000000007408F000-memory.dmp

Filesize
4KB

Download
memory/2288-1-0x0000000000AB0000-0x0000000000C0A000-memory.dmp

Filesize
1.4MB

Download
memory/2288-2-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2288-3-0x00000000004E0000-0x00000000004F2000-memory.dmp

Filesize
72KB

Download
memory/2288-4-0x000000007408E000-0x000000007408F000-memory.dmp

Filesize
4KB

Download
memory/2288-5-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2288-6-0x00000000055A0000-0x000000000564C000-memory.dmp

Filesize
688KB

Download
memory/2288-7-0x0000000005CD0000-0x0000000005D7A000-memory.dmp

Filesize
680KB

Download
memory/2288-22-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2892-18-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2892-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2892-24-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2892-23-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2892-8-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2892-21-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2892-16-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2892-13-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2892-12-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2892-10-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2892-25-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2892-26-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download
memory/2892-27-0x0000000074080000-0x000000007476E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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