agenttesla | 6332ce856a353587019ae83e767a515552e4d7a36ac631ebc2c292185850b5d7

General

Target

JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe
Size

459KB
MD5

de8e80d61ed0665c6cfec2122e11d6c7
SHA1

97ca477c06676e1b72db3c38654f88f42b805866
SHA256

6332ce856a353587019ae83e767a515552e4d7a36ac631ebc2c292185850b5d7
SHA512

7268d9455636d92c776969e7dfc45fd453aa21f59b76a9d25499d8ebd3fdda829aebcc1b72e5afb50e6060bc7c3c200956e36fbe16be5177f70a4ad719928a9e
SSDEEP

12288:peDy4DNVdtaMGWWVJtt/sooIcXwHQSG1hQjYZIgN4DVZdc8:p8Dd31qC4cXwwSGbjW

Score

10^/10

agenttesla collection credential_access discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
project2021blessing

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/2024-11-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.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-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4392 set thread context of 2024	4392	JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe	100

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	JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4392	JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe
4392	JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe
4392	JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe
4392	JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe
2024	RegSvcs.exe
2024	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4392	JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe
Token: SeDebugPrivilege	2024	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4392 wrote to memory of 1856	4392	JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe	99
PID 4392 wrote to memory of 1856	4392	JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe	99
PID 4392 wrote to memory of 1856	4392	JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe	99
PID 4392 wrote to memory of 2024	4392	JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe	100
PID 4392 wrote to memory of 2024	4392	JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe	100
PID 4392 wrote to memory of 2024	4392	JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe	100
PID 4392 wrote to memory of 2024	4392	JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe	100
PID 4392 wrote to memory of 2024	4392	JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe	100
PID 4392 wrote to memory of 2024	4392	JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe	100
PID 4392 wrote to memory of 2024	4392	JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe	100
PID 4392 wrote to memory of 2024	4392	JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe	100

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_de8e80d61ed0665c6cfec2122e11d6c7.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4392
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:1856
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Drops file in Drivers directory
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2024

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/2024-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2024-24-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/2024-23-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/2024-22-0x0000000006890000-0x00000000068E0000-memory.dmp

Filesize
320KB

Download
memory/2024-19-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/2024-18-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/2024-17-0x0000000006410000-0x0000000006476000-memory.dmp

Filesize
408KB

Download
memory/2024-16-0x0000000005670000-0x0000000005688000-memory.dmp

Filesize
96KB

Download
memory/2024-15-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/2024-13-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/4392-5-0x00000000030A0000-0x00000000030AA000-memory.dmp

Filesize
40KB

Download
memory/4392-10-0x000000000A550000-0x000000000A5B0000-memory.dmp

Filesize
384KB

Download
memory/4392-9-0x000000000A400000-0x000000000A49C000-memory.dmp

Filesize
624KB

Download
memory/4392-14-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/4392-8-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/4392-7-0x000000007441E000-0x000000007441F000-memory.dmp

Filesize
4KB

Download
memory/4392-6-0x0000000007CE0000-0x0000000007CEE000-memory.dmp

Filesize
56KB

Download
memory/4392-0-0x000000007441E000-0x000000007441F000-memory.dmp

Filesize
4KB

Download
memory/4392-4-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/4392-3-0x0000000007AF0000-0x0000000007B82000-memory.dmp

Filesize
584KB

Download
memory/4392-2-0x0000000007FC0000-0x0000000008564000-memory.dmp

Filesize
5.6MB

Download
memory/4392-1-0x0000000000BF0000-0x0000000000C6A000-memory.dmp

Filesize
488KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads