agenttesla | f6ceb475c843b5339bdd85afc176eba77bf0d7a133afa4e092e3cd9e93889a7a

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20230831-en
resource tags

arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
submitted
11/09/2023, 07:11

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General

Target
Invoice.pdf.exe
Size 612KB
Sample230911-hzz61aed79
SHA256 f6ceb475c843b5339bdd85afc176eba77bf0d7a133afa4e092e3cd9e93889a7a
MD5 eaf25ba217e18c943a09c2d534ca4efe
SHA1 1bfccd6fe9b46f43c9056b21c8c1ef4ceb4108e2
SHA512 1c34a7f2f16aa4db588960ad73ba6c7890121b8973fa725353dcc0b573e0bce58501c1e992db0fa99d0cad087fe864aef5272380704767a899e7bea3cc0a1e23
SSDEEP 12288:A3t2iNHkDwMD8DYQ8r83sTyQoTOWE95IY9RdmrdL4u:A3t1RkDV8DYQa2fQoTOldm9
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
us2.smtp.mailhostbox.com
Port
587
Username
[email protected]
Password
JUGCRsm9
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-1-5-21-4078585466-1563564224-3678410669-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4078585466-1563564224-3678410669-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4078585466-1563564224-3678410669-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1928 set thread context of 4756	1928	Invoice.pdf.exe	100

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1928	Invoice.pdf.exe
1928	Invoice.pdf.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1928	Invoice.pdf.exe
Token: SeDebugPrivilege	4756	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1928 wrote to memory of 1920	1928	Invoice.pdf.exe	99
PID 1928 wrote to memory of 1920	1928	Invoice.pdf.exe	99
PID 1928 wrote to memory of 1920	1928	Invoice.pdf.exe	99
PID 1928 wrote to memory of 4756	1928	Invoice.pdf.exe	100
PID 1928 wrote to memory of 4756	1928	Invoice.pdf.exe	100
PID 1928 wrote to memory of 4756	1928	Invoice.pdf.exe	100
PID 1928 wrote to memory of 4756	1928	Invoice.pdf.exe	100
PID 1928 wrote to memory of 4756	1928	Invoice.pdf.exe	100
PID 1928 wrote to memory of 4756	1928	Invoice.pdf.exe	100
PID 1928 wrote to memory of 4756	1928	Invoice.pdf.exe	100
PID 1928 wrote to memory of 4756	1928	Invoice.pdf.exe	100

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4078585466-1563564224-3678410669-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4078585466-1563564224-3678410669-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Invoice.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1928
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:1920
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/1928-11-0x0000000074550000-0x0000000074D00000-memory.dmp

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memory/1928-1-0x0000000074550000-0x0000000074D00000-memory.dmp

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memory/1928-2-0x0000000005300000-0x00000000058A4000-memory.dmp

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memory/1928-3-0x0000000004E40000-0x0000000004ED2000-memory.dmp

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memory/1928-4-0x0000000005010000-0x0000000005020000-memory.dmp

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memory/1928-5-0x0000000004FF0000-0x0000000004FFA000-memory.dmp

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memory/1928-6-0x0000000074550000-0x0000000074D00000-memory.dmp

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memory/1928-7-0x0000000008CB0000-0x0000000008D4C000-memory.dmp

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memory/1928-0-0x0000000000410000-0x00000000004B0000-memory.dmp

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memory/4756-8-0x0000000000400000-0x0000000000430000-memory.dmp

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memory/4756-10-0x0000000074550000-0x0000000074D00000-memory.dmp

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memory/4756-12-0x00000000055B0000-0x00000000055C0000-memory.dmp

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memory/4756-13-0x00000000054A0000-0x0000000005506000-memory.dmp

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memory/4756-14-0x00000000066F0000-0x0000000006740000-memory.dmp

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memory/4756-15-0x0000000006A90000-0x0000000006C52000-memory.dmp

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memory/4756-16-0x0000000074550000-0x0000000074D00000-memory.dmp

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