agenttesla | b7964a89e6a2241d174412de89aefa5cea84f723413cdfe5b2ad6aec40e7a54d

Analysis

max time kernel
149s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 22:10

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General

Target

0540fa5ba6c78d6001e586d360588bfd.exe
Size

474KB
MD5

0540fa5ba6c78d6001e586d360588bfd
SHA1

72a1d34b9eb3721b758bd9ea619877a061bd3783
SHA256

b7964a89e6a2241d174412de89aefa5cea84f723413cdfe5b2ad6aec40e7a54d
SHA512

38aee223015a55a5fe99af3dce002befffd78faed0bc1a3d35135e7675f7f0b2b850d09f4fbe29308a475c9858be45052cb07ca7381303159904cbd3ed5e9642
SSDEEP

12288:dfo25r7EhN5s6XgsMkllOCBJhs0tGwYLnbWtV/aEw2qR5jAuORm:dfo25r7EhN5s6X/xE0inOV/n585E/4

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot1734005980:AAERmgFyWDBh9hMP57ANBsWcWNSrihi2F_A/sendDocument

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/4320-3-0x0000000000600000-0x000000000063C000-memory.dmp	family_agenttesla

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4756 set thread context of 4320	4756	0540fa5ba6c78d6001e586d360588bfd.exe	87

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4320	MSBuild.exe
4320	MSBuild.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
4756	0540fa5ba6c78d6001e586d360588bfd.exe
4756	0540fa5ba6c78d6001e586d360588bfd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4320	MSBuild.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4320	MSBuild.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4756 wrote to memory of 4320	4756	0540fa5ba6c78d6001e586d360588bfd.exe	87
PID 4756 wrote to memory of 4320	4756	0540fa5ba6c78d6001e586d360588bfd.exe	87
PID 4756 wrote to memory of 4320	4756	0540fa5ba6c78d6001e586d360588bfd.exe	87
PID 4756 wrote to memory of 4320	4756	0540fa5ba6c78d6001e586d360588bfd.exe	87

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\0540fa5ba6c78d6001e586d360588bfd.exe
"C:\Users\Admin\AppData\Local\Temp\0540fa5ba6c78d6001e586d360588bfd.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4756
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
  "C:\Users\Admin\AppData\Local\Temp\0540fa5ba6c78d6001e586d360588bfd.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:4320

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/4320-3-0x0000000000600000-0x000000000063C000-memory.dmp

Filesize
240KB

Download
memory/4320-4-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4320-5-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4320-6-0x00000000009A0000-0x00000000009B0000-memory.dmp

Filesize
64KB

Download
memory/4320-7-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4320-8-0x00000000751D0000-0x0000000075781000-memory.dmp

Filesize
5.7MB

Download
memory/4320-9-0x00000000009A0000-0x00000000009B0000-memory.dmp

Filesize
64KB

Download
memory/4320-10-0x00000000009A0000-0x00000000009B0000-memory.dmp

Filesize
64KB

Download
memory/4320-11-0x00000000009A0000-0x00000000009B0000-memory.dmp

Filesize
64KB

Download
memory/4320-12-0x00000000009A0000-0x00000000009B0000-memory.dmp

Filesize
64KB

Download
memory/4756-1-0x0000000000100000-0x0000000000200000-memory.dmp

Filesize
1024KB

Download
memory/4756-2-0x0000000000850000-0x0000000000852000-memory.dmp

Filesize
8KB

Download