agenttesla | acce79d4cb1c1968e0db0f8e46a0731c48b309c8a2ded437f0067a4547859185

General

Target
ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe
Size 816KB
Sample240615-h94beascme
SHA256 acce79d4cb1c1968e0db0f8e46a0731c48b309c8a2ded437f0067a4547859185
MD5 ad53a021240c3ca492fc17b70a07f903
SHA1 40cc56db2efcb386b38dd585112fef0145ed8cd4
SHA512 4e8f87f756bf7f89b28121ca2d9bba8c54dd66ee7070e336695f6f7fd0a82e083b427154c92426e029407c119f59997aa9c148ab069fbd5dc8841d496636a2a0
SSDEEP 12288:tyJoj7/HdCmQp4j8bxhevPWhc7n/p7XChpl9ZN0raSbwMKIt0p0MI8nntzbhzEeY:tN0emy3eUnxQNSFWfqSntzbhzEe1yib
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

AgentTesla payload 3 IoCs

resource	yara_rule
behavioral2/memory/5088-10-0x0000000000400000-0x0000000000472000-memory.dmp	family_agenttesla
behavioral2/memory/5088-12-0x0000000000400000-0x0000000000472000-memory.dmp	family_agenttesla
behavioral2/memory/5088-13-0x0000000000400000-0x000000000045A000-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 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-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ad53a021240c3ca492fc17b70a07f903_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-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MyApp = "C:\\Users\\Admin\\AppData\\Roaming\\MyApp\\MyApp.exe"	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	checkip.amazonaws.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4724 set thread context of 5088	4724	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe	83

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\win.ini	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe
File opened for modification	C:\Windows\win.ini	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5088	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe
5088	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5088	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4904	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe
4724	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 4904 wrote to memory of 4724	4904	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe	82
PID 4904 wrote to memory of 4724	4904	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe	82
PID 4904 wrote to memory of 4724	4904	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe	82
PID 4724 wrote to memory of 5088	4724	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe	83
PID 4724 wrote to memory of 5088	4724	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe	83
PID 4724 wrote to memory of 5088	4724	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe	83
PID 4724 wrote to memory of 5088	4724	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe	83
PID 4724 wrote to memory of 5088	4724	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe	83
PID 4724 wrote to memory of 5088	4724	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe	83
PID 4724 wrote to memory of 5088	4724	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe	83
PID 4724 wrote to memory of 5088	4724	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe	83
PID 4724 wrote to memory of 5088	4724	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe	83
PID 4724 wrote to memory of 5088	4724	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe	83

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4904
- C:\Users\Admin\AppData\Local\Temp\ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Drops file in Windows directory
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4724
- - C:\Users\Admin\AppData\Local\Temp\ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ad53a021240c3ca492fc17b70a07f903_JaffaCakes118.exe"
    3⤵
    - Accesses Microsoft Outlook profiles
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - outlook_office_path
    - outlook_win_path
    PID:5088

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

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

win.ini

Path C:\Windows\win.ini
Size 123B
SHA256 6e2b70dfccabf3cc651545676a3a566c9cfae03f15f772886646abce1da35b46
MD5 6bf517432f65eb7f0d18d574bf14124c
SHA1 5b9f37c1dd1318ebbec3bd2f07c109eb9d22c727
SHA512 7b0cb8c20034585ec8bf4b45eda5eda5993a56e24931a7426dc5a9f081ec1f82545f3e26a48a4df885c8691fc6e8026d0808aebe3cc3358ba85ddca08ac4cb06
MD5 SHA1 SHA512

Submit Download

memory/4724-9-0x00000000022F0000-0x00000000022FA000-memory.dmp

Download

memory/4904-3-0x00000000022C0000-0x00000000022CA000-memory.dmp

Download

memory/4904-4-0x0000000077741000-0x0000000077861000-memory.dmp

Download

memory/5088-10-0x0000000000400000-0x0000000000472000-memory.dmp

Download

memory/5088-12-0x0000000000400000-0x0000000000472000-memory.dmp

Download

memory/5088-13-0x0000000000400000-0x000000000045A000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads