agenttesla | ff55a325bc1ebf9ab3c1d988801018b36ae2cf27d02bb8207134298994781093

General

Target

d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe
Size

663KB
MD5

d8ecc17a35277af19be6e71d76b00d10
SHA1

1e3f94c205f076882ff0ae00c3bc506c29ad722b
SHA256

ff55a325bc1ebf9ab3c1d988801018b36ae2cf27d02bb8207134298994781093
SHA512

6da749276437277f5088947688a13d69fa07980ac9760f26cb54003884ef16501ca5c28ae2de04f8b81686bc4f5526a0bda6a6674e11fb90a12861159f549b14
SSDEEP

12288:6BmKMK/naA4/GM7iK2kp0/Y4RElv7voWLuHzLJR9R+qZ+ZsmR+ETyfhp1fUpxdQW:kmKX/aAXKh0/Y4R6o3H3JR9RtQt

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
[email protected]

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/2560-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2560-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2560-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2560-22-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2560-26-0x0000000000400000-0x000000000043C000-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 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
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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2648 set thread context of 2560	2648	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2708	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2560	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe
2560	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2560	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2560	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 2708	2648	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe	31
PID 2648 wrote to memory of 2708	2648	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe	31
PID 2648 wrote to memory of 2708	2648	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe	31
PID 2648 wrote to memory of 2708	2648	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe	31
PID 2648 wrote to memory of 2560	2648	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe	33
PID 2648 wrote to memory of 2560	2648	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe	33
PID 2648 wrote to memory of 2560	2648	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe	33
PID 2648 wrote to memory of 2560	2648	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe	33
PID 2648 wrote to memory of 2560	2648	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe	33
PID 2648 wrote to memory of 2560	2648	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe	33
PID 2648 wrote to memory of 2560	2648	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe	33
PID 2648 wrote to memory of 2560	2648	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe	33
PID 2648 wrote to memory of 2560	2648	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DGnPqaoAJRgjd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5A50.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2708
- C:\Users\Admin\AppData\Local\Temp\d8ecc17a35277af19be6e71d76b00d10_JaffaCakes118.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

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 Information Discovery

1

T1082

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

C:\Users\Admin\AppData\Local\Temp\tmp5A50.tmp

Filesize
1KB

MD5
37be405a1950e3c25301bbedf59bed69

SHA1
cc79cc24572f03481c1336d0e4736cb7bc00ca3e

SHA256
348fd381c62cad404b0e7471a01b5498185ea310ef51ce5214ccbebc6a4043a7

SHA512
781eaf8740d4d1eb86bb281bf7d013f2b2cca3d5fcd1dcfeaefb3b3f49ba56f8e1813bfb17ee9cb054a6f6e0298260c94bba60dd1d81bf31e51cfa2b23b8f80f

Download Submit
memory/2560-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2560-29-0x00000000748E0000-0x0000000074FCE000-memory.dmp

Filesize
6.9MB

Download
memory/2560-26-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2560-28-0x00000000748E0000-0x0000000074FCE000-memory.dmp

Filesize
6.9MB

Download
memory/2560-27-0x00000000748E0000-0x0000000074FCE000-memory.dmp

Filesize
6.9MB

Download
memory/2560-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2560-30-0x00000000748E0000-0x0000000074FCE000-memory.dmp

Filesize
6.9MB

Download
memory/2560-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2560-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2560-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2560-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2560-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2648-5-0x00000000748E0000-0x0000000074FCE000-memory.dmp

Filesize
6.9MB

Download
memory/2648-6-0x00000000056E0000-0x0000000005770000-memory.dmp

Filesize
576KB

Download
memory/2648-25-0x00000000748E0000-0x0000000074FCE000-memory.dmp

Filesize
6.9MB

Download
memory/2648-0-0x00000000748EE000-0x00000000748EF000-memory.dmp

Filesize
4KB

Download
memory/2648-4-0x00000000748EE000-0x00000000748EF000-memory.dmp

Filesize
4KB

Download
memory/2648-3-0x00000000003D0000-0x00000000003D8000-memory.dmp

Filesize
32KB

Download
memory/2648-2-0x00000000748E0000-0x0000000074FCE000-memory.dmp

Filesize
6.9MB

Download
memory/2648-1-0x0000000000E60000-0x0000000000F0C000-memory.dmp

Filesize
688KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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