agenttesla | 3b2c7ef4cf7315a1bf510c073a7bd50bbc16a371b5e624479a2333b840f72e93

General

Target

03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
Size

473KB
MD5

03080711e2952cde2c9fd19d133a939e
SHA1

3237ca2d142a3c4a0e87bca096bcca738d9601a2
SHA256

3b2c7ef4cf7315a1bf510c073a7bd50bbc16a371b5e624479a2333b840f72e93
SHA512

59949884887c288ca7e61ec2b894ca5d1a4125105b83ef16264f32fec1ded5a1d7053d55195df886c4857dbd84e8f2268337348d9ed9b5ccf9c75685c023ab95
SSDEEP

12288:0cDOfRGBbVigs7rC99j5jMhTvsgSvOgdELGa:0c6QAVkfOsgOOLR

Score

10^/10

agenttesla collection evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
webmail.karanex.com
Port:
587
Username:
kindok@karanex.com
Password:
Oi&-tmhj@d5v

Signatures

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

AgentTesla payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2612-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2612-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2612-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2612-22-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2612-24-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2444-28-0x0000000002610000-0x0000000002650000-memory.dmp	family_agenttesla

Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

Looks for VMWare Tools registry key 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

description ioc process

Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools 03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

description	pid	process	target process
PID 2016 set thread context of 2612	2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

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

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

1780 schtasks.exe

pid	process
1780	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exepowershell.exe

pid	process
2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
2612	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
2612	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
2444	powershell.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

pid process

2612 03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

pid	process
2612	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
Token: SeDebugPrivilege	2612	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
Token: SeDebugPrivilege	2444	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

pid process

2612 03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

pid	process
2612	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

description	pid	process	target process
PID 2016 wrote to memory of 2444	2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe	powershell.exe
PID 2016 wrote to memory of 2444	2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe	powershell.exe
PID 2016 wrote to memory of 2444	2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe	powershell.exe
PID 2016 wrote to memory of 2444	2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe	powershell.exe
PID 2016 wrote to memory of 1780	2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe	schtasks.exe
PID 2016 wrote to memory of 1780	2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe	schtasks.exe
PID 2016 wrote to memory of 1780	2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe	schtasks.exe
PID 2016 wrote to memory of 1780	2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe	schtasks.exe
PID 2016 wrote to memory of 2612	2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
PID 2016 wrote to memory of 2612	2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
PID 2016 wrote to memory of 2612	2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
PID 2016 wrote to memory of 2612	2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
PID 2016 wrote to memory of 2612	2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
PID 2016 wrote to memory of 2612	2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
PID 2016 wrote to memory of 2612	2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
PID 2016 wrote to memory of 2612	2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
PID 2016 wrote to memory of 2612	2016	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

outlook_office_path 1 IoCs

Processes:

03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

outlook_win_path 1 IoCs

Processes:

03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe"
1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2016

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2444

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RULEhjpmww" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF21C.tmp"
2⤵
- Creates scheduled task(s)
PID:1780

C:\Users\Admin\AppData\Local\Temp\03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\03080711e2952cde2c9fd19d133a939e_JaffaCakes118.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2612

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Query Registry

4

T1012

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

3

T1082

Peripheral Device Discovery

1

T1120

Lateral Movement

Collection

Data from Local System

4

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2016-6-0x0000000004FE0000-0x0000000005040000-memory.dmp

Filesize
384KB

Download
memory/2016-1-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Filesize
6.9MB

Download
memory/2016-2-0x0000000004C70000-0x0000000004CB0000-memory.dmp

Filesize
256KB

Download
memory/2016-3-0x0000000000450000-0x000000000045E000-memory.dmp

Filesize
56KB

Download
memory/2016-4-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Filesize
6.9MB

Download
memory/2016-5-0x0000000004C70000-0x0000000004CB0000-memory.dmp

Filesize
256KB

Download
memory/2016-25-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Filesize
6.9MB

Download
memory/2016-0-0x00000000008A0000-0x000000000091E000-memory.dmp

Filesize
504KB

Download
memory/2444-32-0x000000006F880000-0x000000006FE2B000-memory.dmp

Filesize
5.7MB

Download
memory/2444-31-0x0000000002610000-0x0000000002650000-memory.dmp

Filesize
256KB

Download
memory/2444-28-0x0000000002610000-0x0000000002650000-memory.dmp

Filesize
256KB

Download
memory/2444-27-0x000000006F880000-0x000000006FE2B000-memory.dmp

Filesize
5.7MB

Download
memory/2444-26-0x000000006F880000-0x000000006FE2B000-memory.dmp

Filesize
5.7MB

Download
memory/2612-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2612-24-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2612-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2612-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2612-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2612-29-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Filesize
6.9MB

Download
memory/2612-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2612-15-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2612-30-0x0000000004AA0000-0x0000000004AE0000-memory.dmp

Filesize
256KB

Download
memory/2612-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2612-33-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Filesize
6.9MB

Download
memory/2612-34-0x0000000004AA0000-0x0000000004AE0000-memory.dmp

Filesize
256KB

Download
memory/2612-35-0x0000000004AA0000-0x0000000004AE0000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads