agenttesla | cc91f115d2bae877c7b29b2e150743fdc1e3a7aa931829a3694ad3d621a9832f

General

Target

ef16eaf3a4bd83231defd8ea5e3db940_JaffaCakes118.exe
Size

464KB
MD5

ef16eaf3a4bd83231defd8ea5e3db940
SHA1

bd4f3aceac0959c11db6db82fccdb3dfee3c0413
SHA256

cc91f115d2bae877c7b29b2e150743fdc1e3a7aa931829a3694ad3d621a9832f
SHA512

53a02e71196ec2a110760204f578eceb4907ab8e6ca01d10bf80666b4601903d4da3a8bf5f9c9a487107753dbc3c31559989d3629321ae7cd0c9c5d88e10c0e4
SSDEEP

12288:JZ/95om4doP4u3x6PwyEvpBk9WlJM3xnTeEEO9j6R:/8dKP6PepBkWlaBTeEEO9

Score

10^/10

agenttesla collection credential_access discovery keylogger persistence privilege_escalation spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.ru
Port:
587
Username:
[email protected]
Password:
Rollingstone147

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.ru
Port:
587
Username:
[email protected]
Password:
Rollingstone147

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/4004-8-0x0000000000400000-0x0000000000452000-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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	ef16eaf3a4bd83231defd8ea5e3db940_JaffaCakes118.exe

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-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3116 set thread context of 4004	3116	ef16eaf3a4bd83231defd8ea5e3db940_JaffaCakes118.exe	84

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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ef16eaf3a4bd83231defd8ea5e3db940_JaffaCakes118.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
2776	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
3068	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3116	ef16eaf3a4bd83231defd8ea5e3db940_JaffaCakes118.exe
4004	RegSvcs.exe
4004	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3116	ef16eaf3a4bd83231defd8ea5e3db940_JaffaCakes118.exe
Token: SeDebugPrivilege	4004	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4004	RegSvcs.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3116 wrote to memory of 3068	3116	ef16eaf3a4bd83231defd8ea5e3db940_JaffaCakes118.exe	82
PID 3116 wrote to memory of 3068	3116	ef16eaf3a4bd83231defd8ea5e3db940_JaffaCakes118.exe	82
PID 3116 wrote to memory of 3068	3116	ef16eaf3a4bd83231defd8ea5e3db940_JaffaCakes118.exe	82
PID 3116 wrote to memory of 4004	3116	ef16eaf3a4bd83231defd8ea5e3db940_JaffaCakes118.exe	84
PID 3116 wrote to memory of 4004	3116	ef16eaf3a4bd83231defd8ea5e3db940_JaffaCakes118.exe	84
PID 3116 wrote to memory of 4004	3116	ef16eaf3a4bd83231defd8ea5e3db940_JaffaCakes118.exe	84
PID 3116 wrote to memory of 4004	3116	ef16eaf3a4bd83231defd8ea5e3db940_JaffaCakes118.exe	84
PID 3116 wrote to memory of 4004	3116	ef16eaf3a4bd83231defd8ea5e3db940_JaffaCakes118.exe	84
PID 3116 wrote to memory of 4004	3116	ef16eaf3a4bd83231defd8ea5e3db940_JaffaCakes118.exe	84
PID 3116 wrote to memory of 4004	3116	ef16eaf3a4bd83231defd8ea5e3db940_JaffaCakes118.exe	84
PID 3116 wrote to memory of 4004	3116	ef16eaf3a4bd83231defd8ea5e3db940_JaffaCakes118.exe	84
PID 4004 wrote to memory of 2776	4004	RegSvcs.exe	94
PID 4004 wrote to memory of 2776	4004	RegSvcs.exe	94
PID 4004 wrote to memory of 2776	4004	RegSvcs.exe	94

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\ef16eaf3a4bd83231defd8ea5e3db940_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ef16eaf3a4bd83231defd8ea5e3db940_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:3116
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xdkpjvbpdJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp703E.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3068
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.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:4004
- - 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:2776

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

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

2

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

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp703E.tmp

Filesize
1KB

MD5
3c644434e9ea983067eb2b9cd5a80332

SHA1
5ef2be2df300dccdf49475df87d78bd7ffe71630

SHA256
3c00c0955554615bc0f5e5fef65b800e874a4342600a0b9aee402e848cc4b867

SHA512
209b1f8159e87606b9f1e9f6057f300d9b2083e7c5df25901a0965f1068fb6bcbbd30fcf5ab4631416835eb7b484d49f88423734cfdcbf294f10f0ef8ebdcaeb

Download Submit
memory/3116-0-0x00000000752C2000-0x00000000752C3000-memory.dmp

Filesize
4KB

Download
memory/3116-1-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/3116-2-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/3116-12-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/4004-8-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4004-11-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/4004-10-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/4004-13-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads