agenttesla | efa920373efaa4bd26fb1704e6ea6cb05ed8e91b5e552db7ff2a7764ace07758

General

Target

Credit Note.pdf.exe
Size

567KB
MD5

75e1d17c8431d6b7d840fcdfe0dd9a2d
SHA1

3a71b6a0b1e6bdfbe6b3ed9624f17f504072f068
SHA256

efa920373efaa4bd26fb1704e6ea6cb05ed8e91b5e552db7ff2a7764ace07758
SHA512

f6e9ed253e735bfd95392914d33eacd0c70057e1335b6f2564ba7d40455bec2249bb842042b866bf35c9364383ea8882adb20cd1d26f780e08dfb35d88bc9777
SSDEEP

12288:9cBXiEZz7yDne7f4WYMTyPdLX2tuCAe/ZXazVt1Ek6ugpRZN7gNFSxCDH:uRJe7MTyPdLX2tuCAe/ZXazSkKacxC

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.ppecindia.com
Port:
587
Username:
[email protected]
Password:
accounts@123$
Email To:
[email protected]

Signatures

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\yGbzOMp = "C:\\Users\\Admin\\AppData\\Roaming\\yGbzOMp\\yGbzOMp.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1740 set thread context of 432	1740	Credit Note.pdf.exe	29

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

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

T1053

pid	Process
536	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1740	Credit Note.pdf.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1740	Credit Note.pdf.exe
Token: SeDebugPrivilege	432	RegSvcs.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 536	1740	Credit Note.pdf.exe	27
PID 1740 wrote to memory of 536	1740	Credit Note.pdf.exe	27
PID 1740 wrote to memory of 536	1740	Credit Note.pdf.exe	27
PID 1740 wrote to memory of 536	1740	Credit Note.pdf.exe	27
PID 1740 wrote to memory of 432	1740	Credit Note.pdf.exe	29
PID 1740 wrote to memory of 432	1740	Credit Note.pdf.exe	29
PID 1740 wrote to memory of 432	1740	Credit Note.pdf.exe	29
PID 1740 wrote to memory of 432	1740	Credit Note.pdf.exe	29
PID 1740 wrote to memory of 432	1740	Credit Note.pdf.exe	29
PID 1740 wrote to memory of 432	1740	Credit Note.pdf.exe	29
PID 1740 wrote to memory of 432	1740	Credit Note.pdf.exe	29
PID 1740 wrote to memory of 432	1740	Credit Note.pdf.exe	29
PID 1740 wrote to memory of 432	1740	Credit Note.pdf.exe	29
PID 1740 wrote to memory of 432	1740	Credit Note.pdf.exe	29
PID 1740 wrote to memory of 432	1740	Credit Note.pdf.exe	29
PID 1740 wrote to memory of 432	1740	Credit Note.pdf.exe	29

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Credit Note.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Credit Note.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1740
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TZiqjCD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8DB0.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:536
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:432

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmp8DB0.tmp

Filesize
1KB

MD5
e20709115776c7b9e4a55edb69c1ae63

SHA1
ced32140b2cd5f3e670dd1394bc740057f1d4fc5

SHA256
123afc1dab0644fddca51c7ed2b01031ff54196a6e313c0132a577dac7b76df9

SHA512
0f8d09a0017af5fb79122b3e04faa85d099eff71985e039a4113e91567a87aa15d61f56cf30c72da5a31cc363a8abf27c7932a359619f9ad650ee1658df7da1c

Download Submit
memory/432-64-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/432-66-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/432-71-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/432-69-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/432-65-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/432-61-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/432-62-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1740-54-0x0000000000BA0000-0x0000000000C34000-memory.dmp

Filesize
592KB

Download
memory/1740-55-0x0000000075931000-0x0000000075933000-memory.dmp

Filesize
8KB

Download
memory/1740-56-0x0000000000850000-0x000000000085E000-memory.dmp

Filesize
56KB

Download
memory/1740-58-0x0000000000B60000-0x0000000000B90000-memory.dmp

Filesize
192KB

Download
memory/1740-57-0x0000000004C80000-0x0000000004CFC000-memory.dmp

Filesize
496KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads