agenttesla | 5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb

General

Target

5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe
Size

552KB
MD5

33a842e93503daf9c7317b872f560e00
SHA1

d5666e437756c645f19c32e999ea914730153d8c
SHA256

5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb
SHA512

a976ee40b65c8cfbfc5cb8bc836ff5414ed1d746b2f562fbf963e9e601a5bb6db554a7394bc92478a91c76f80d8b1bf5fc77f7cc8802fddf31f873808ada70d2
SSDEEP

12288:ipZJK2p0FjAPHDN5u3ROd1Qte2r8F64fPa4EYOJNOipwjYrj0GAWEKY9m3udnsz:0ZJKfAbX0UKe2r8Y464EXJNOewjYroGT

Score

10^/10

agenttesla collection credential_access discovery keylogger persistence privilege_escalation rezer0 spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.suncurepelletmill.com
Port:
587
Username:
[email protected]
Password:
pellet2013

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/2612-13-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/2612-21-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/2612-19-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/2612-17-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/2612-14-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla

ReZer0 packer 1 IoCs

Detects ReZer0, a packer with multiple versions used in various campaigns.

rezer0

resource	yara_rule
behavioral1/memory/2096-7-0x0000000000DE0000-0x0000000000E38000-memory.dmp	rezer0

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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2096 set thread context of 2612	2096	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe	33

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe

System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs

Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

discovery

Wi-Fi Discovery

T1016.002

pid	Process
2448	netsh.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
2764	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2096	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe
2096	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe
2096	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe
2612	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe
2612	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2096	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe
Token: SeDebugPrivilege	2612	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2612	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 2764	2096	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe	31
PID 2096 wrote to memory of 2764	2096	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe	31
PID 2096 wrote to memory of 2764	2096	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe	31
PID 2096 wrote to memory of 2764	2096	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe	31
PID 2096 wrote to memory of 2612	2096	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe	33
PID 2096 wrote to memory of 2612	2096	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe	33
PID 2096 wrote to memory of 2612	2096	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe	33
PID 2096 wrote to memory of 2612	2096	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe	33
PID 2096 wrote to memory of 2612	2096	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe	33
PID 2096 wrote to memory of 2612	2096	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe	33
PID 2096 wrote to memory of 2612	2096	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe	33
PID 2096 wrote to memory of 2612	2096	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe	33
PID 2096 wrote to memory of 2612	2096	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe	33
PID 2612 wrote to memory of 2448	2612	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe	35
PID 2612 wrote to memory of 2448	2612	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe	35
PID 2612 wrote to memory of 2448	2612	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe	35
PID 2612 wrote to memory of 2448	2612	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe	35

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe

C:\Users\Admin\AppData\Local\Temp\5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe
"C:\Users\Admin\AppData\Local\Temp\5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lwDrijUyFDDr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp25AA.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2764
- C:\Users\Admin\AppData\Local\Temp\5f9d5a7a0fbfe01d4d3a2de05364fc55ec765c90d13a2fc93be6448b8770daeb.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:2612
- - C:\Windows\SysWOW64\netsh.exe
    "netsh" wlan show profile
    3⤵
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Wi-Fi Discovery
    PID:2448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

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

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Wi-Fi Discovery

1

T1016.002

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp25AA.tmp

Filesize
1KB

MD5
415de218c69195c360048ffbbf644a61

SHA1
0a2ee2772c6a9b568a7665f6954c940bf485eba1

SHA256
16a16d2bec9ee31147f3f4138b4e72e9a19d07c760b5fb11ec198e379b78b11a

SHA512
015861822ddb368d552188726a4de6daa2afc8eba48c1a35c5b160cf46321ba2dcb4b2c8d53487caee760f53288609bfa6c8bf0291c42930188eaf8762dc05dd

Download Submit
memory/2096-0-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

Filesize
4KB

Download
memory/2096-1-0x0000000001360000-0x00000000013F2000-memory.dmp

Filesize
584KB

Download
memory/2096-2-0x0000000000970000-0x00000000009E2000-memory.dmp

Filesize
456KB

Download
memory/2096-3-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2096-4-0x00000000003C0000-0x00000000003D4000-memory.dmp

Filesize
80KB

Download
memory/2096-5-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

Filesize
4KB

Download
memory/2096-6-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2096-7-0x0000000000DE0000-0x0000000000E38000-memory.dmp

Filesize
352KB

Download
memory/2096-23-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2612-12-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2612-13-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2612-11-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2612-22-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2612-21-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2612-19-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2612-17-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2612-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2612-14-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/2612-24-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download
memory/2612-25-0x0000000074B20000-0x000000007520E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads