agenttesla | 5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d

General

Target

JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe
Size

980.7MB
MD5

bd703b78deb5f77d1d63d971d34fae6a
SHA1

df8767084e486adcad0cb810f5f8c0c8c6af8e08
SHA256

5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d
SHA512

f23a39f437a2b608c6e502456de533478b8a2dcd9a6c545ad822044cc60f6b3b4fab783a599d5b38ad949944adb7b1688c176d826a0e3847e529e1b5907d44a7
SSDEEP

12288:AjAMTihh6xhZ6OrOLY5iZpvlrVq2Tx/dsZk8pscJm3P678HhhNktvR5u:HMUgh8y44yFlQsC28428BhqR5u

Score

10^/10

agenttesla collection discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6019964522:AAF4GL7tiulCBCd_CdLMmgPQ-2YhOYdHGMo/

Signatures

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5000 set thread context of 2884	5000	JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.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	JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2884	JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5000 wrote to memory of 2884	5000	JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe	91
PID 5000 wrote to memory of 2884	5000	JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe	91
PID 5000 wrote to memory of 2884	5000	JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe	91
PID 5000 wrote to memory of 2884	5000	JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe	91
PID 5000 wrote to memory of 2884	5000	JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe	91
PID 5000 wrote to memory of 2884	5000	JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe	91
PID 5000 wrote to memory of 2884	5000	JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe	91
PID 5000 wrote to memory of 2884	5000	JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5000
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2884

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\JaffaCakes118_5dd5fd62ad29bafab6dcb00d0cf996bc98ab86f688f249298b325574b127768d.exe.log

Filesize
1KB

MD5
36049bae97bba745c793444373453cb0

SHA1
eb6e9a822944e8e207abba1a5e53f0183a1684f1

SHA256
839fa1f9725719938ffa24533587b168bae2768f23ac09dccb3ad4ab8ae6abcd

SHA512
a6584b7b435afeffb6becfbed82517087030eb23534fa50deecd02330bf36d633ba22e979e36b9c27e35885f9cc1cc9481dadc53cc265be61391e11a7c2c7cdb

Download Submit
memory/2884-12-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2884-21-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/2884-20-0x0000000006410000-0x0000000006460000-memory.dmp

Filesize
320KB

Download
memory/2884-19-0x0000000006090000-0x000000000609A000-memory.dmp

Filesize
40KB

Download
memory/2884-17-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/2884-18-0x0000000004FC0000-0x0000000005026000-memory.dmp

Filesize
408KB

Download
memory/2884-15-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/5000-10-0x0000000006E70000-0x0000000006F0C000-memory.dmp

Filesize
624KB

Download
memory/5000-9-0x0000000006D40000-0x0000000006DAA000-memory.dmp

Filesize
424KB

Download
memory/5000-0-0x000000007514E000-0x000000007514F000-memory.dmp

Filesize
4KB

Download
memory/5000-11-0x0000000006CF0000-0x0000000006D22000-memory.dmp

Filesize
200KB

Download
memory/5000-8-0x0000000005550000-0x000000000555C000-memory.dmp

Filesize
48KB

Download
memory/5000-7-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/5000-6-0x000000007514E000-0x000000007514F000-memory.dmp

Filesize
4KB

Download
memory/5000-16-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/5000-5-0x0000000005500000-0x0000000005514000-memory.dmp

Filesize
80KB

Download
memory/5000-4-0x00000000053D0000-0x0000000005462000-memory.dmp

Filesize
584KB

Download
memory/5000-3-0x00000000058A0000-0x0000000005E44000-memory.dmp

Filesize
5.6MB

Download
memory/5000-2-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/5000-1-0x0000000000760000-0x0000000000814000-memory.dmp

Filesize
720KB

Download

Analysis

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