agenttesla | 661dfc3a33769e60554a0ee692f200858c07b685ee588ec69839bd5dad8b502a

General

Target

de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe
Size

415KB
MD5

de08e3b7b2f192d2a42d06bd030128ee
SHA1

7a0d5988e848127f523ff9f4247425320fbbb993
SHA256

661dfc3a33769e60554a0ee692f200858c07b685ee588ec69839bd5dad8b502a
SHA512

70ffd2d361a14618414d1a99311412e49f13e2af3d98e08240b726eacd0f4279e51a6cd91c95ca926b87f705ab29a097da63aafae0cf79739a45fc8a2fae6b66
SSDEEP

12288:HJ7JBvWDJD7M/03eALLcQRGkbhBSiIecEt:H/1wpR3eAnPki5

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.privateemail.com
Port:
587
Username:
[email protected]
Password:
bubuyaya007

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/4892-14-0x0000000000400000-0x000000000043C000-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

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-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	de08e3b7b2f192d2a42d06bd030128ee_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 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-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1060 set thread context of 4892	1060	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe	97

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	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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
2780	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1060	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe
1060	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe
1060	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe
4892	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe
4892	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1060	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe
Token: SeDebugPrivilege	4892	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4892	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1060 wrote to memory of 2780	1060	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe	94
PID 1060 wrote to memory of 2780	1060	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe	94
PID 1060 wrote to memory of 2780	1060	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe	94
PID 1060 wrote to memory of 2836	1060	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe	96
PID 1060 wrote to memory of 2836	1060	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe	96
PID 1060 wrote to memory of 2836	1060	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe	96
PID 1060 wrote to memory of 4892	1060	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe	97
PID 1060 wrote to memory of 4892	1060	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe	97
PID 1060 wrote to memory of 4892	1060	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe	97
PID 1060 wrote to memory of 4892	1060	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe	97
PID 1060 wrote to memory of 4892	1060	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe	97
PID 1060 wrote to memory of 4892	1060	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe	97
PID 1060 wrote to memory of 4892	1060	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe	97
PID 1060 wrote to memory of 4892	1060	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe	97

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\de08e3b7b2f192d2a42d06bd030128ee_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:1060
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nXaLhUGSBeOal" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1DF.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2780
- C:\Users\Admin\AppData\Local\Temp\de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe
  "{path}"
  2⤵
  PID:2836
- C:\Users\Admin\AppData\Local\Temp\de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:4892

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

Query Registry

1

T1012

System Information Discovery

2

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\Microsoft\CLR_v4.0_32\UsageLogs\de08e3b7b2f192d2a42d06bd030128ee_JaffaCakes118.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1DF.tmp

Filesize
1KB

MD5
6596e4822bea4dfbadce90adf599ddf0

SHA1
76abe04e13dfa1aaabfd0a72ea924a25a814d330

SHA256
c8ea6af43e142df96a044d030657511300c943c9eddb39426be264ada39d505d

SHA512
1e2f1fa2483c583fe6af408b3fa1370cdcc6f8ea7c70d6170929a200c10ec2a5cd04de4f2c90ff89ebf407ecc07a23f1e96644dadcdab237bde94e1f6f47fcab

Download Submit
memory/1060-6-0x0000000007A90000-0x0000000007B2C000-memory.dmp

Filesize
624KB

Download
memory/1060-3-0x0000000005250000-0x00000000052E2000-memory.dmp

Filesize
584KB

Download
memory/1060-4-0x0000000005200000-0x000000000520A000-memory.dmp

Filesize
40KB

Download
memory/1060-5-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/1060-18-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/1060-7-0x0000000007A70000-0x0000000007A82000-memory.dmp

Filesize
72KB

Download
memory/1060-8-0x000000007524E000-0x000000007524F000-memory.dmp

Filesize
4KB

Download
memory/1060-9-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/1060-10-0x00000000065C0000-0x000000000662E000-memory.dmp

Filesize
440KB

Download
memory/1060-2-0x0000000005760000-0x0000000005D04000-memory.dmp

Filesize
5.6MB

Download
memory/1060-0-0x000000007524E000-0x000000007524F000-memory.dmp

Filesize
4KB

Download
memory/1060-1-0x00000000007D0000-0x000000000083E000-memory.dmp

Filesize
440KB

Download
memory/4892-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4892-17-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/4892-19-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/4892-20-0x00000000050E0000-0x00000000050F8000-memory.dmp

Filesize
96KB

Download
memory/4892-21-0x0000000005FB0000-0x0000000006016000-memory.dmp

Filesize
408KB

Download
memory/4892-22-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/4892-23-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/4892-24-0x0000000006570000-0x00000000065C0000-memory.dmp

Filesize
320KB

Download
memory/4892-25-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/4892-26-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads