agenttesla | 87a80cb6d84c25ce1e248d6542d8c719ca2b877ca6ccce8c2ef33223474b6e51

Analysis

max time kernel
121s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
28/12/2022, 09:00

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General

Target

Shipping Document_PDF.exe
Size

903KB
MD5

d5b6c7a9db1e3952516b5826253786ff
SHA1

d6efb81396029eb00cd7a0b6377ac252305ffb8e
SHA256

87a80cb6d84c25ce1e248d6542d8c719ca2b877ca6ccce8c2ef33223474b6e51
SHA512

dab82c7262bbd44a8cb9c0c45344728a743db7ed281a858f19c5cf17e5b0b01adfbda54882d7394b777c5b9c87639a7fb808d59f5632bd2cbcf0a9530b6e4748
SSDEEP

24576:F7Ycdq1Bg9M1rhlBV9NolBeIBcABQDp8Mf:F7YcdqnCM1rhjOQIBJef

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot2062652208:AAEyc-7xEcUOQxNpdlexOidqQZT1Fi23E0A/sendDocument

Signatures

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

AgentTesla payload 2 IoCs

resource	yara_rule
behavioral2/memory/4908-133-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/4908-134-0x000000000043775E-mapping.dmp	family_agenttesla

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Caspol.exe
Key opened	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Caspol.exe
Key opened	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Caspol.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4792 set thread context of 4908	4792	Shipping Document_PDF.exe	81

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4792	Shipping Document_PDF.exe
4792	Shipping Document_PDF.exe
4908	Caspol.exe
4908	Caspol.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4792	Shipping Document_PDF.exe
Token: SeDebugPrivilege	4908	Caspol.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4792 wrote to memory of 3344	4792	Shipping Document_PDF.exe	80
PID 4792 wrote to memory of 3344	4792	Shipping Document_PDF.exe	80
PID 4792 wrote to memory of 3344	4792	Shipping Document_PDF.exe	80
PID 4792 wrote to memory of 4908	4792	Shipping Document_PDF.exe	81
PID 4792 wrote to memory of 4908	4792	Shipping Document_PDF.exe	81
PID 4792 wrote to memory of 4908	4792	Shipping Document_PDF.exe	81
PID 4792 wrote to memory of 4908	4792	Shipping Document_PDF.exe	81
PID 4792 wrote to memory of 4908	4792	Shipping Document_PDF.exe	81
PID 4792 wrote to memory of 4908	4792	Shipping Document_PDF.exe	81
PID 4792 wrote to memory of 4908	4792	Shipping Document_PDF.exe	81
PID 4792 wrote to memory of 4908	4792	Shipping Document_PDF.exe	81

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Caspol.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Caspol.exe

C:\Users\Admin\AppData\Local\Temp\Shipping Document_PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Shipping Document_PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4792
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
  2⤵
  PID:3344
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4908

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4792-132-0x000001FC6A350000-0x000001FC6A434000-memory.dmp

Filesize
912KB

Download
memory/4792-135-0x00007FFF53F90000-0x00007FFF54A51000-memory.dmp

Filesize
10.8MB

Download
memory/4908-133-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4908-136-0x00000000055F0000-0x0000000005B94000-memory.dmp

Filesize
5.6MB

Download
memory/4908-137-0x0000000005040000-0x00000000050D2000-memory.dmp

Filesize
584KB

Download
memory/4908-138-0x00000000052B0000-0x000000000534C000-memory.dmp

Filesize
624KB

Download
memory/4908-139-0x0000000005FE0000-0x0000000006046000-memory.dmp

Filesize
408KB

Download
memory/4908-140-0x0000000000E70000-0x0000000000EC0000-memory.dmp

Filesize
320KB

Download
memory/4908-141-0x00000000061D0000-0x00000000061DA000-memory.dmp

Filesize
40KB

Download