agenttesla | ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e

General

Target

JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe
Size

677KB
MD5

2b05fece2eddffaa1213639106cb1ecf
SHA1

01af0feb5f06d6a1ef1ee6754fce41cc861d9899
SHA256

ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e
SHA512

91052f57bbfa8732e3e3c861f9e9669ef423c5d2871998ece9a3eeec475ee16b3ca3d6bb618c5083615149bb7073c2f9344fa6f7f9055a1be170d186d902e630
SSDEEP

12288:WaWTgnS3nmsbjADwgjhSmGEAdQl0cutNmrNm2UGKGB0fSqm32+8YzgofLW2wWenZ:DWeXWArGVWkD3GB0H48Igx2wlnBFFPYk

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.trselearningonline.co.za
Port:
587
Username:
[email protected]
Password:
!@Trs18()
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Agenttesla 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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1728 set thread context of 2748	1728	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe	31

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	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2748	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe
2748	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1728	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe
Token: SeDebugPrivilege	2748	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 2748	1728	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe	31
PID 1728 wrote to memory of 2748	1728	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe	31
PID 1728 wrote to memory of 2748	1728	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe	31
PID 1728 wrote to memory of 2748	1728	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe	31
PID 1728 wrote to memory of 2748	1728	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe	31
PID 1728 wrote to memory of 2748	1728	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe	31
PID 1728 wrote to memory of 2748	1728	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe	31
PID 1728 wrote to memory of 2748	1728	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe	31
PID 1728 wrote to memory of 2748	1728	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ac472abc2c13c5993d982294db1eee2aca2b3f274a339a95c868baf9bd314c7e.exe"
  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:2748

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/1728-0-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/1728-1-0x0000000001040000-0x00000000010F2000-memory.dmp

Filesize
712KB

Download
memory/1728-2-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/1728-3-0x0000000000220000-0x0000000000234000-memory.dmp

Filesize
80KB

Download
memory/1728-4-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/1728-5-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/1728-6-0x0000000008270000-0x00000000082F8000-memory.dmp

Filesize
544KB

Download
memory/1728-7-0x0000000000B50000-0x0000000000B96000-memory.dmp

Filesize
280KB

Download
memory/1728-22-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/2748-18-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2748-20-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2748-16-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2748-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2748-13-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2748-12-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2748-10-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2748-21-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/2748-8-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2748-23-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/2748-27-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/2748-28-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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