agenttesla | a81200d737976732a4c155049efb44ab89fab597c6a444aac67237a79e34a02f

Analysis

max time kernel
143s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-10-2024 22:39

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General

Target

2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe
Size

1022KB
MD5

2686e9df6cfb96c1365c7dbe357a77b7
SHA1

399f00bb293a7fa89443f6b984d3f4ac4cadd366
SHA256

a81200d737976732a4c155049efb44ab89fab597c6a444aac67237a79e34a02f
SHA512

bbcce922d8e05e660e0edde059f87039b8375e6ddb1d623294b3fad70d553395e7d445aefeae0633780b5d17aabe3756dd8694bc67f71d21f93a873ec05d11b9
SSDEEP

24576:IfFOnPYu5LW7opbWqAuaFDHMIKQlv0LKH2/hOri3pZN7/SjmCZc:IffWaVHMIKQlvkF/DWjmm

Score

10^/10

agenttesla collection credential_access discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.spamora.net
Port:
587
Username:
[email protected]
Password:
Emotion22

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/1456-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe

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-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2686e9df6cfb96c1365c7dbe357a77b7_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-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MLdAu = "C:\\Users\\Admin\\AppData\\Roaming\\MLdAu\\MLdAu.exe"	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3352 set thread context of 1456	3352	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe	92

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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2686e9df6cfb96c1365c7dbe357a77b7_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
1872	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3352	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe
1456	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe
1456	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3352	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe
Token: SeDebugPrivilege	1456	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1456	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3352 wrote to memory of 1872	3352	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe	90
PID 3352 wrote to memory of 1872	3352	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe	90
PID 3352 wrote to memory of 1872	3352	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe	90
PID 3352 wrote to memory of 1456	3352	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe	92
PID 3352 wrote to memory of 1456	3352	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe	92
PID 3352 wrote to memory of 1456	3352	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe	92
PID 3352 wrote to memory of 1456	3352	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe	92
PID 3352 wrote to memory of 1456	3352	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe	92
PID 3352 wrote to memory of 1456	3352	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe	92
PID 3352 wrote to memory of 1456	3352	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe	92
PID 3352 wrote to memory of 1456	3352	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe	92

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3352
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AAvcpBnmI" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5CF0.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1872
- C:\Users\Admin\AppData\Local\Temp\2686e9df6cfb96c1365c7dbe357a77b7_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\2686e9df6cfb96c1365c7dbe357a77b7_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:1456

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

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

Query Registry

T1012

System Information Discovery

T1082

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp5CF0.tmp

Filesize
1KB

MD5
f35fec3a9249ab5ce5866f409a3e182c

SHA1
839495c7b8d6b37e67ed74e09c35ec9e93b4b632

SHA256
06f258760e934812757972725511093dfd093e0e75cf01561f80dbb14abbab92

SHA512
acf0db10b58c901e61d06818b4e92f43e176f3c04620ea9c92b5b5fa11820a2b3b7b4032ef9c9c983f806a47a7745201ddb0fa0322619c33d684b34bd6619520

Download Submit
C:\Users\Admin\AppData\Roaming\MLdAu\MLdAu.exe

Filesize
1022KB

MD5
2686e9df6cfb96c1365c7dbe357a77b7

SHA1
399f00bb293a7fa89443f6b984d3f4ac4cadd366

SHA256
a81200d737976732a4c155049efb44ab89fab597c6a444aac67237a79e34a02f

SHA512
bbcce922d8e05e660e0edde059f87039b8375e6ddb1d623294b3fad70d553395e7d445aefeae0633780b5d17aabe3756dd8694bc67f71d21f93a873ec05d11b9

Download Submit
memory/1456-31-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/1456-30-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/1456-29-0x00000000065A0000-0x00000000065F0000-memory.dmp

Filesize
320KB

Download
memory/1456-26-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/1456-25-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/1456-24-0x0000000006370000-0x00000000063D6000-memory.dmp

Filesize
408KB

Download
memory/1456-23-0x00000000062D0000-0x00000000062E8000-memory.dmp

Filesize
96KB

Download
memory/1456-22-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/1456-20-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/1456-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3352-6-0x0000000003050000-0x000000000305A000-memory.dmp

Filesize
40KB

Download
memory/3352-7-0x0000000007F10000-0x0000000007F66000-memory.dmp

Filesize
344KB

Download
memory/3352-11-0x000000000AA30000-0x000000000AACE000-memory.dmp

Filesize
632KB

Download
memory/3352-10-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/3352-21-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/3352-9-0x000000007476E000-0x000000007476F000-memory.dmp

Filesize
4KB

Download
memory/3352-8-0x0000000007FF0000-0x0000000008006000-memory.dmp

Filesize
88KB

Download
memory/3352-12-0x0000000009330000-0x000000000936C000-memory.dmp

Filesize
240KB

Download
memory/3352-0-0x000000007476E000-0x000000007476F000-memory.dmp

Filesize
4KB

Download
memory/3352-5-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/3352-4-0x0000000007D30000-0x0000000007DC2000-memory.dmp

Filesize
584KB

Download
memory/3352-3-0x0000000008240000-0x00000000087E4000-memory.dmp

Filesize
5.6MB

Download
memory/3352-2-0x0000000007BF0000-0x0000000007C8C000-memory.dmp

Filesize
624KB

Download
memory/3352-1-0x0000000000CB0000-0x0000000000DB4000-memory.dmp

Filesize
1.0MB

Download