agenttesla | 14b98835cc44a97c3ccea697c83a9f5220fd4bb41720818b623ab0f88e20b654

General

Target

ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe
Size

531KB
MD5

ea01c78e0f39a1de19864a4605e93586
SHA1

fb88a6740e6316f8d168a273e0e892474c3d86f4
SHA256

14b98835cc44a97c3ccea697c83a9f5220fd4bb41720818b623ab0f88e20b654
SHA512

55fe6f5b08d70ed8e38b81b3c456f0fbe7907da8e82b8e5ec01528fbf534ffe9f67eb195a421368d732aac6efd9d8e1332959520919c5a4616f9c6b43a3da376
SSDEEP

12288:5nupsFkuxwRQBfZQNUpR1ugBt/bXMXx37NnF0Eodutrh:VOuZQN0NBt/r2tNF0Botrh

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:
sg2plcpnl0180.prod.sin2.secureserver.net
Port:
587
Username:
[email protected]
Password:
Prasad@gis3

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/1912-20-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1912-18-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1912-15-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1912-14-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/1912-22-0x0000000000400000-0x0000000000450000-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

ReZer0 packer 1 IoCs

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

rezer0

resource	yara_rule
behavioral1/memory/2180-4-0x0000000001EF0000-0x0000000001F48000-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 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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2180 set thread context of 1912	2180	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.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	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.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
2612	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
1804	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2180	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe
1912	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe
1912	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2180	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe
Token: SeDebugPrivilege	1912	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 1804	2180	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe	31
PID 2180 wrote to memory of 1804	2180	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe	31
PID 2180 wrote to memory of 1804	2180	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe	31
PID 2180 wrote to memory of 1804	2180	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe	31
PID 2180 wrote to memory of 1912	2180	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe	33
PID 2180 wrote to memory of 1912	2180	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe	33
PID 2180 wrote to memory of 1912	2180	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe	33
PID 2180 wrote to memory of 1912	2180	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe	33
PID 2180 wrote to memory of 1912	2180	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe	33
PID 2180 wrote to memory of 1912	2180	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe	33
PID 2180 wrote to memory of 1912	2180	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe	33
PID 2180 wrote to memory of 1912	2180	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe	33
PID 2180 wrote to memory of 1912	2180	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe	33
PID 1912 wrote to memory of 2612	1912	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe	35
PID 1912 wrote to memory of 2612	1912	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe	35
PID 1912 wrote to memory of 2612	1912	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe	35
PID 1912 wrote to memory of 2612	1912	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.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	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.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	ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ea01c78e0f39a1de19864a4605e93586_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:2180
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JXGyjj" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE1B8.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1804
- C:\Users\Admin\AppData\Local\Temp\ea01c78e0f39a1de19864a4605e93586_JaffaCakes118.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:1912
- - 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:2612

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\tmpE1B8.tmp

Filesize
1KB

MD5
4f33fe57ebfe8c03be26d44249ad4a39

SHA1
b6b324aa3b755ebd9c5105a3616db87073441832

SHA256
9800890b86ca52a474c117df7065e23aad2cebb0e03e525674486f81b60e5650

SHA512
faa7a96c3e16f45412205aede587d7f4417bdca672f2d75984153cc7c369ff429f34cb7bc6550e07e9bb9bc0fce36950f4bbd2fd723ef43641476f635cf156d5

Download Submit
memory/1912-12-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1912-22-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1912-15-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1912-14-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1912-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1912-10-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1912-20-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1912-18-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/1912-27-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download
memory/1912-26-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download
memory/1912-25-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download
memory/1912-23-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download
memory/2180-3-0x0000000000350000-0x000000000035A000-memory.dmp

Filesize
40KB

Download
memory/2180-24-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download
memory/2180-0-0x000000007489E000-0x000000007489F000-memory.dmp

Filesize
4KB

Download
memory/2180-4-0x0000000001EF0000-0x0000000001F48000-memory.dmp

Filesize
352KB

Download
memory/2180-2-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download
memory/2180-1-0x0000000000370000-0x00000000003FC000-memory.dmp

Filesize
560KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads