agenttesla | de154aa64f3b83a93a0a9a55d0a3ed5d3ddb0ff96d1b0f3d96ab9ec2a6f48655

General

Target

96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe
Size

1.1MB
MD5

96810c278f2f69d4a70ddad247479331
SHA1

89982da24e87e6b91ebcde0b4ae597be56cdc70a
SHA256

de154aa64f3b83a93a0a9a55d0a3ed5d3ddb0ff96d1b0f3d96ab9ec2a6f48655
SHA512

b40d8fad7e1cf7a6a6a683d0354fc1b4f97398c058a0b7258c3b8d4f86cf8fe4869872f0f3e6428ab7b3e92a15b10b78488eaf14857615f22fe8c01b52764cc3
SSDEEP

24576:mYkO12hcK4sMmLFJ5EVIS7a/tXhZTmc4:mBOCr2iJZCc4

Score

10^/10

agenttesla collection credential_access discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.tekzoneme.com
Port:
587
Username:
[email protected]
Password:
Anismtekzone1@
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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2264-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2264-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2264-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2264-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2264-13-0x0000000000400000-0x000000000043C000-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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\BRADOS = "C:\\Users\\Admin\\AppData\\Roaming\\BRADOS\\BRADOS.exe"	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 772 set thread context of 2264	772	96810c278f2f69d4a70ddad247479331_JaffaCakes118.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	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2264	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe
2264	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2264	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2264	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 772 wrote to memory of 2264	772	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe	31
PID 772 wrote to memory of 2264	772	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe	31
PID 772 wrote to memory of 2264	772	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe	31
PID 772 wrote to memory of 2264	772	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe	31
PID 772 wrote to memory of 2264	772	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe	31
PID 772 wrote to memory of 2264	772	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe	31
PID 772 wrote to memory of 2264	772	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe	31
PID 772 wrote to memory of 2264	772	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe	31
PID 772 wrote to memory of 2264	772	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:772
- C:\Users\Admin\AppData\Local\Temp\96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\96810c278f2f69d4a70ddad247479331_JaffaCakes118.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2264

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

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

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Downloads

memory/772-0-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

Filesize
4KB

Download
memory/772-1-0x0000000000A70000-0x0000000000B92000-memory.dmp

Filesize
1.1MB

Download
memory/772-2-0x0000000074B30000-0x000000007521E000-memory.dmp

Filesize
6.9MB

Download
memory/772-3-0x0000000000660000-0x000000000067E000-memory.dmp

Filesize
120KB

Download
memory/772-4-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

Filesize
4KB

Download
memory/772-5-0x0000000074B30000-0x000000007521E000-memory.dmp

Filesize
6.9MB

Download
memory/772-6-0x0000000000830000-0x00000000008D0000-memory.dmp

Filesize
640KB

Download
memory/772-7-0x0000000005020000-0x000000000505C000-memory.dmp

Filesize
240KB

Download
memory/772-22-0x0000000074B30000-0x000000007521E000-memory.dmp

Filesize
6.9MB

Download
memory/2264-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2264-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2264-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2264-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2264-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2264-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2264-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2264-21-0x0000000074B30000-0x000000007521E000-memory.dmp

Filesize
6.9MB

Download
memory/2264-23-0x0000000074B30000-0x000000007521E000-memory.dmp

Filesize
6.9MB

Download
memory/2264-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2264-24-0x0000000074B30000-0x000000007521E000-memory.dmp

Filesize
6.9MB

Download
memory/2264-25-0x0000000074B30000-0x000000007521E000-memory.dmp

Filesize
6.9MB

Download
memory/2264-28-0x0000000074B30000-0x000000007521E000-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