agenttesla | 395014f2f2875fcd5bd4782263aaa7555f440797de528f5135a1d4c52fc920cd

General

Target

JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe
Size

680KB
MD5

042270e4d654c314f574b266ed7b6e5d
SHA1

1db2f1b45bcd832da784cdf62fcb213311d1dcf6
SHA256

395014f2f2875fcd5bd4782263aaa7555f440797de528f5135a1d4c52fc920cd
SHA512

faa10d22d214d7a4c9e8a32a04db1f2d1ea71a09ef1ad6bb266f349b452fe93d3f3a9de4d15498574916c82456f8ea62a5e624f4ec428d81c0f0f39333f45fd5
SSDEEP

12288:SNrIbw8eGkE0rIrDrkWhddMugJ1+MPw6B/lq3MqJFTPYFkueno2kWqQ0:0cbw8eGkszjcJMqw6B/l6Mq

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.ofilsysterns.com
Port:
587
Username:
[email protected]
Password:
@o^M)K*1

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/776-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/776-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/776-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/776-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/776-10-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2844 set thread context of 776	2844	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe	32

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_042270e4d654c314f574b266ed7b6e5d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2844	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe
2844	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe
776	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe
776	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2844	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe
Token: SeDebugPrivilege	776	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2844 wrote to memory of 532	2844	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe	31
PID 2844 wrote to memory of 532	2844	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe	31
PID 2844 wrote to memory of 532	2844	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe	31
PID 2844 wrote to memory of 532	2844	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe	31
PID 2844 wrote to memory of 776	2844	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe	32
PID 2844 wrote to memory of 776	2844	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe	32
PID 2844 wrote to memory of 776	2844	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe	32
PID 2844 wrote to memory of 776	2844	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe	32
PID 2844 wrote to memory of 776	2844	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe	32
PID 2844 wrote to memory of 776	2844	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe	32
PID 2844 wrote to memory of 776	2844	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe	32
PID 2844 wrote to memory of 776	2844	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe	32
PID 2844 wrote to memory of 776	2844	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2844
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe
  "{path}"
  2⤵
  PID:532
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_042270e4d654c314f574b266ed7b6e5d.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:776

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

5

T1552

Credentials In Files

4

T1552.001

Credentials in Registry

1

T1552.002

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

memory/776-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/776-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/776-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/776-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/776-24-0x0000000073EF0000-0x00000000745DE000-memory.dmp

Filesize
6.9MB

Download
memory/776-23-0x0000000073EF0000-0x00000000745DE000-memory.dmp

Filesize
6.9MB

Download
memory/776-22-0x0000000073EF0000-0x00000000745DE000-memory.dmp

Filesize
6.9MB

Download
memory/776-21-0x0000000073EF0000-0x00000000745DE000-memory.dmp

Filesize
6.9MB

Download
memory/776-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/776-19-0x0000000073EF0000-0x00000000745DE000-memory.dmp

Filesize
6.9MB

Download
memory/776-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/776-25-0x0000000073EF0000-0x00000000745DE000-memory.dmp

Filesize
6.9MB

Download
memory/776-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/776-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2844-2-0x0000000073EF0000-0x00000000745DE000-memory.dmp

Filesize
6.9MB

Download
memory/2844-0-0x0000000073EFE000-0x0000000073EFF000-memory.dmp

Filesize
4KB

Download
memory/2844-1-0x00000000002C0000-0x0000000000370000-memory.dmp

Filesize
704KB

Download
memory/2844-20-0x0000000073EF0000-0x00000000745DE000-memory.dmp

Filesize
6.9MB

Download
memory/2844-7-0x0000000000710000-0x000000000074C000-memory.dmp

Filesize
240KB

Download
memory/2844-6-0x00000000049D0000-0x0000000004A52000-memory.dmp

Filesize
520KB

Download
memory/2844-5-0x0000000073EF0000-0x00000000745DE000-memory.dmp

Filesize
6.9MB

Download
memory/2844-4-0x0000000073EFE000-0x0000000073EFF000-memory.dmp

Filesize
4KB

Download
memory/2844-3-0x00000000004C0000-0x00000000004D4000-memory.dmp

Filesize
80KB

Download

Analysis

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