agenttesla | 6acc19951dbf6135e0e1e4887f0cfd05ba25be970c2441e3a6be49d60dfc1f47

General

Target

ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe
Size

938KB
MD5

ec8d7174d7903f33b4ef30cc94864651
SHA1

022890717bdbbf46289f4a28ab614a4941083111
SHA256

6acc19951dbf6135e0e1e4887f0cfd05ba25be970c2441e3a6be49d60dfc1f47
SHA512

296e840f30366dbd4c499cec05e5391b087659482a2557b1fc2eb71caf3dee5d05bdd28df9a5586f243e28724fc9d034ab1898cbaab45d719dc1c87be3cea0a9
SSDEEP

24576:qyB5sjP6+kiZsCH1FlViWhlLA4Eopy+Cv0MIixDOkwS6qWznqqr:upsAFlkWgJopyDJIi8xS3Wz

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

http://airplpetech.com/xmw/inc/d65465a967e1f7.php

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/2652-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2652-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2652-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2652-22-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2652-17-0x0000000000400000-0x000000000043C000-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\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1852 set thread context of 2652	1852	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe	30

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	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1852	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe
1852	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe
1852	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe
2652	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe
2652	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1852	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe
Token: SeDebugPrivilege	2652	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2652	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1852 wrote to memory of 2652	1852	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe	30
PID 1852 wrote to memory of 2652	1852	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe	30
PID 1852 wrote to memory of 2652	1852	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe	30
PID 1852 wrote to memory of 2652	1852	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe	30
PID 1852 wrote to memory of 2652	1852	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe	30
PID 1852 wrote to memory of 2652	1852	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe	30
PID 1852 wrote to memory of 2652	1852	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe	30
PID 1852 wrote to memory of 2652	1852	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe	30
PID 1852 wrote to memory of 2652	1852	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe	30

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	ec8d7174d7903f33b4ef30cc94864651_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	ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ec8d7174d7903f33b4ef30cc94864651_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1852
- C:\Users\Admin\AppData\Local\Temp\ec8d7174d7903f33b4ef30cc94864651_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:2652

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/1852-0-0x0000000074C3E000-0x0000000074C3F000-memory.dmp

Filesize
4KB

Download
memory/1852-1-0x0000000001020000-0x0000000001110000-memory.dmp

Filesize
960KB

Download
memory/1852-2-0x0000000000430000-0x0000000000442000-memory.dmp

Filesize
72KB

Download
memory/1852-3-0x0000000074C3E000-0x0000000074C3F000-memory.dmp

Filesize
4KB

Download
memory/1852-4-0x0000000074C30000-0x000000007531E000-memory.dmp

Filesize
6.9MB

Download
memory/1852-5-0x00000000054A0000-0x000000000553A000-memory.dmp

Filesize
616KB

Download
memory/1852-6-0x0000000004ED0000-0x0000000004F62000-memory.dmp

Filesize
584KB

Download
memory/1852-24-0x0000000074C30000-0x000000007531E000-memory.dmp

Filesize
6.9MB

Download
memory/2652-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2652-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2652-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2652-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2652-23-0x0000000074C30000-0x000000007531E000-memory.dmp

Filesize
6.9MB

Download
memory/2652-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2652-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2652-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2652-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2652-25-0x0000000074C30000-0x000000007531E000-memory.dmp

Filesize
6.9MB

Download
memory/2652-26-0x0000000074C30000-0x000000007531E000-memory.dmp

Filesize
6.9MB

Download
memory/2652-27-0x0000000074C30000-0x000000007531E000-memory.dmp

Filesize
6.9MB

Download
memory/2652-28-0x0000000074C30000-0x000000007531E000-memory.dmp

Filesize
6.9MB

Download
memory/2652-29-0x0000000074C30000-0x000000007531E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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