agenttesla | b48cfe64a7d020f64e9b09d7636b59ac1f567a51d246b8dd59c53eaa6b339aa7

Analysis

max time kernel
140s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06-09-2024 03:09

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe
Size

821KB
MD5

ce823d7ba850bf351e868b963cd0a5bf
SHA1

fb7f435e2667cd0be9beb00079bf162b37d76d35
SHA256

b48cfe64a7d020f64e9b09d7636b59ac1f567a51d246b8dd59c53eaa6b339aa7
SHA512

c7c5999f2b6da8a853a1c1af61228e28e350a6ce64c1389a67ccafc46441a1e47c0b7d8aa15c0443cad1eef902d94bb52b7783b2bd93ab194be0dbb201be13e2
SSDEEP

12288:exojH5jdL/KyCR7PqRo2YQLa3RFC7cvoLTKWUOR5Wsp31I72nfGVfECE:XljBKnRIIQOhKcCTKpItEOIfER

Score

10^/10

agenttesla collection credential_access discovery keylogger persistence spyware stealer trojan upx

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
bh-58.webhostbox.net
Port:
587
Username:
[email protected]
Password:
7213575aceACE@#$

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
bh-58.webhostbox.net
Port:
587
Username:
[email protected]
Password:
7213575aceACE@#$

Signatures

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

AgentTesla payload 6 IoCs

resource	yara_rule
behavioral2/memory/756-10-0x0000000000990000-0x00000000009F6000-memory.dmp	family_agenttesla
behavioral2/memory/756-8-0x0000000000400000-0x00000000004D8000-memory.dmp	family_agenttesla
behavioral2/memory/756-11-0x0000000000990000-0x00000000009F6000-memory.dmp	family_agenttesla
behavioral2/memory/756-7-0x0000000000400000-0x00000000004D8000-memory.dmp	family_agenttesla
behavioral2/memory/756-23-0x0000000000400000-0x00000000004D8000-memory.dmp	family_agenttesla
behavioral2/memory/756-24-0x0000000000400000-0x00000000004D8000-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

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/756-4-0x0000000000400000-0x00000000004D8000-memory.dmp	upx
behavioral2/memory/756-8-0x0000000000400000-0x00000000004D8000-memory.dmp	upx
behavioral2/memory/756-6-0x0000000000400000-0x00000000004D8000-memory.dmp	upx
behavioral2/memory/756-7-0x0000000000400000-0x00000000004D8000-memory.dmp	upx

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-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ce823d7ba850bf351e868b963cd0a5bf_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-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\arinze = "C:\\Users\\Admin\\AppData\\Local\\Temp\\arinze\\arinze.exe"	ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2604 set thread context of 756	2604	ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe	91

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	ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2604	ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe
2604	ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe
756	ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe
756	ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2604	ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	756	ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2604 wrote to memory of 756	2604	ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe	91
PID 2604 wrote to memory of 756	2604	ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe	91
PID 2604 wrote to memory of 756	2604	ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2604
- C:\Users\Admin\AppData\Local\Temp\ce823d7ba850bf351e868b963cd0a5bf_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\ce823d7ba850bf351e868b963cd0a5bf_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
  - outlook_office_path
  - outlook_win_path
  PID:756

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4464,i,4174666705242427184,7333705955694532165,262144 --variations-seed-version --mojo-platform-channel-handle=4100 /prefetch:8
1⤵
PID:3704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/756-6-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/756-4-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/756-10-0x0000000000990000-0x00000000009F6000-memory.dmp

Filesize
408KB

Download
memory/756-8-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/756-11-0x0000000000990000-0x00000000009F6000-memory.dmp

Filesize
408KB

Download
memory/756-7-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/756-23-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/756-24-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/2604-2-0x0000000002420000-0x0000000002433000-memory.dmp

Filesize
76KB

Download
memory/2604-1-0x0000000002420000-0x0000000002433000-memory.dmp

Filesize
76KB

Download
memory/2604-3-0x0000000002440000-0x0000000002441000-memory.dmp

Filesize
4KB

Download
memory/2604-12-0x0000000000400000-0x00000000004D4000-memory.dmp

Filesize
848KB

Download
memory/2604-0-0x0000000002270000-0x0000000002271000-memory.dmp

Filesize
4KB

Download