agenttesla | 886f846b4e04fd7074fcffe077c857f75656c41a8fb08d7738b1b5fc64e77aba

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
29/02/2024, 14:12

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General

Target
documents.exe
Size 1.0MB
Sample240229-rhtsbsca26
SHA256 886f846b4e04fd7074fcffe077c857f75656c41a8fb08d7738b1b5fc64e77aba
MD5 2cf688f3a245c1d9eb0db4e7a8b1e516
SHA1 30e3c3db3e0139b14752d79d63f36b5108f8c2e2
SHA512 3652b4b0e29903725e3923b693cf843322cf3dc90d0a1090debc95f2277b35816e06534d407c4649d7b279a64b64206ab7cbb36e660f426ae9afb42186144f78
SSDEEP 24576:1tb20pkaCqT5TBWgNQ7aNXOpif9ibpIPo3w6A:mVg5tQ7aNe4fg1M5
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.awelleh3.top
Port
587
Username
[email protected]
Password
54x%ex3wbV$1
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-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
2	api.ipify.org
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1720 set thread context of 2692	1720	documents.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2692	RegSvcs.exe
2692	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1720	documents.exe
1720	documents.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2692	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1720	documents.exe
1720	documents.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1720	documents.exe
1720	documents.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1720 wrote to memory of 2692	1720	documents.exe	28
PID 1720 wrote to memory of 2692	1720	documents.exe	28
PID 1720 wrote to memory of 2692	1720	documents.exe	28
PID 1720 wrote to memory of 2692	1720	documents.exe	28
PID 1720 wrote to memory of 2692	1720	documents.exe	28
PID 1720 wrote to memory of 2692	1720	documents.exe	28
PID 1720 wrote to memory of 2692	1720	documents.exe	28
PID 1720 wrote to memory of 2692	1720	documents.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\documents.exe
"C:\Users\Admin\AppData\Local\Temp\documents.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1720
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\documents.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2692

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/1720-10-0x0000000000120000-0x0000000000124000-memory.dmp

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memory/2692-11-0x0000000000090000-0x00000000000D2000-memory.dmp

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memory/2692-13-0x0000000000090000-0x00000000000D2000-memory.dmp

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memory/2692-20-0x0000000000090000-0x00000000000D2000-memory.dmp

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memory/2692-17-0x0000000000090000-0x00000000000D2000-memory.dmp

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memory/2692-21-0x0000000074150000-0x000000007483E000-memory.dmp

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memory/2692-22-0x0000000004B00000-0x0000000004B40000-memory.dmp

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memory/2692-23-0x0000000074150000-0x000000007483E000-memory.dmp

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memory/2692-24-0x0000000004B00000-0x0000000004B40000-memory.dmp

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