agenttesla | cf68212c70f4ef3a6f698fe88c5e408c5c5a9865cfc5144be1ff0f448a581dff

General

Target

e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe
Size

416KB
MD5

e459668689b4c45620e22ce13149eb3c
SHA1

458ddbc339c57af84dbd3d5417e18ee0cc5c125f
SHA256

cf68212c70f4ef3a6f698fe88c5e408c5c5a9865cfc5144be1ff0f448a581dff
SHA512

bb83379ba9b387e53a182631fb2bdf9c8f5c14ec2ac61041d858d31085b42ab5b6ce2e69371dad05e2fbef05b13fd4fff22a1fda4ced6f1bfd8abf869a54e441
SSDEEP

12288:jnESoaDL0jcPfRd/u5Glr+1yjj8MLqzQH:jnESDPAofRlI6j8TW

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.privateemail.com
Port:
587
Username:
[email protected]
Password:
Everest10

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/2992-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2992-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2992-21-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2992-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2992-13-0x0000000000400000-0x000000000043C000-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 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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2236 set thread context of 2992	2236	e459668689b4c45620e22ce13149eb3c_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	e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2992	e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe
2992	e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2992	e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 2992	2236	e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe	31
PID 2236 wrote to memory of 2992	2236	e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe	31
PID 2236 wrote to memory of 2992	2236	e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe	31
PID 2236 wrote to memory of 2992	2236	e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe	31
PID 2236 wrote to memory of 2992	2236	e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe	31
PID 2236 wrote to memory of 2992	2236	e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe	31
PID 2236 wrote to memory of 2992	2236	e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe	31
PID 2236 wrote to memory of 2992	2236	e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe	31
PID 2236 wrote to memory of 2992	2236	e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Users\Admin\AppData\Local\Temp\e459668689b4c45620e22ce13149eb3c_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\e459668689b4c45620e22ce13149eb3c_JaffaCakes118.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:2992

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

2

T1552

Credentials In Files

2

T1552.001

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/2236-22-0x00000000749D0000-0x00000000750BE000-memory.dmp

Filesize
6.9MB

Download
memory/2236-1-0x0000000000A40000-0x0000000000AAE000-memory.dmp

Filesize
440KB

Download
memory/2236-2-0x00000000749D0000-0x00000000750BE000-memory.dmp

Filesize
6.9MB

Download
memory/2236-3-0x00000000004E0000-0x00000000004F2000-memory.dmp

Filesize
72KB

Download
memory/2236-4-0x00000000749DE000-0x00000000749DF000-memory.dmp

Filesize
4KB

Download
memory/2236-5-0x00000000749D0000-0x00000000750BE000-memory.dmp

Filesize
6.9MB

Download
memory/2236-6-0x0000000004C40000-0x0000000004CA0000-memory.dmp

Filesize
384KB

Download
memory/2236-0-0x00000000749DE000-0x00000000749DF000-memory.dmp

Filesize
4KB

Download
memory/2992-24-0x00000000749D0000-0x00000000750BE000-memory.dmp

Filesize
6.9MB

Download
memory/2992-26-0x00000000749D0000-0x00000000750BE000-memory.dmp

Filesize
6.9MB

Download
memory/2992-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2992-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2992-21-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2992-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2992-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2992-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2992-23-0x00000000749D0000-0x00000000750BE000-memory.dmp

Filesize
6.9MB

Download
memory/2992-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2992-25-0x00000000749D0000-0x00000000750BE000-memory.dmp

Filesize
6.9MB

Download
memory/2992-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

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