agenttesla | 1e979fa4a0145a6da971bf2f00dcfaf6f909357f6bc56d243ac9a8821efd85bc

Analysis

max time kernel
107s
max time network
109s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
21/02/2023, 08:41

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General

Target
Invoice.exe
Size 1.5MB
Sample230221-klfasaeb73
SHA256 1e979fa4a0145a6da971bf2f00dcfaf6f909357f6bc56d243ac9a8821efd85bc
MD5 296ec804ea11d06feaffa06127683b5f
SHA1 579543daab7c6f44356e75c188a9967fe4e5f959
SHA512 89fae19d6cbc8922ac78bfb7480c467c3b3da0950e4e7cb1d209cca7c9b96ecee6ced7db1d8013a80eb91673f66222736a358b0a87bd131047642aecfd08f866
SSDEEP 24576:NPVixuXbymh4F7cs0polLGzXBWTAcCrnAS7HaCV6ZPh/wFWyXG6Cw5lKudy+:brXbymRs0OliQZKnJ6CV6ZRwA015Tdy+
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.rapidcheckng.com
Port
587
Username
[email protected]
Password
@Rapidcheckng#
Email to
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.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
5	api.ipify.org
6	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2444 set thread context of 4160	2444	Invoice.exe	94

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe
2444	Invoice.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2444	Invoice.exe
Token: SeDebugPrivilege	4160	jsc.exe

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 3104	2444	Invoice.exe	80
PID 2444 wrote to memory of 3104	2444	Invoice.exe	80
PID 2444 wrote to memory of 4984	2444	Invoice.exe	81
PID 2444 wrote to memory of 4984	2444	Invoice.exe	81
PID 2444 wrote to memory of 4924	2444	Invoice.exe	82
PID 2444 wrote to memory of 4924	2444	Invoice.exe	82
PID 2444 wrote to memory of 4952	2444	Invoice.exe	83
PID 2444 wrote to memory of 4952	2444	Invoice.exe	83
PID 2444 wrote to memory of 4944	2444	Invoice.exe	84
PID 2444 wrote to memory of 4944	2444	Invoice.exe	84
PID 2444 wrote to memory of 4972	2444	Invoice.exe	85
PID 2444 wrote to memory of 4972	2444	Invoice.exe	85
PID 2444 wrote to memory of 1932	2444	Invoice.exe	86
PID 2444 wrote to memory of 1932	2444	Invoice.exe	86
PID 2444 wrote to memory of 4980	2444	Invoice.exe	87
PID 2444 wrote to memory of 4980	2444	Invoice.exe	87
PID 2444 wrote to memory of 4908	2444	Invoice.exe	88
PID 2444 wrote to memory of 4908	2444	Invoice.exe	88
PID 2444 wrote to memory of 3484	2444	Invoice.exe	89
PID 2444 wrote to memory of 3484	2444	Invoice.exe	89
PID 2444 wrote to memory of 4880	2444	Invoice.exe	90
PID 2444 wrote to memory of 4880	2444	Invoice.exe	90
PID 2444 wrote to memory of 4728	2444	Invoice.exe	91
PID 2444 wrote to memory of 4728	2444	Invoice.exe	91
PID 2444 wrote to memory of 3840	2444	Invoice.exe	92
PID 2444 wrote to memory of 3840	2444	Invoice.exe	92
PID 2444 wrote to memory of 2636	2444	Invoice.exe	93
PID 2444 wrote to memory of 2636	2444	Invoice.exe	93
PID 2444 wrote to memory of 4160	2444	Invoice.exe	94
PID 2444 wrote to memory of 4160	2444	Invoice.exe	94
PID 2444 wrote to memory of 4160	2444	Invoice.exe	94
PID 2444 wrote to memory of 4160	2444	Invoice.exe	94
PID 2444 wrote to memory of 4160	2444	Invoice.exe	94
PID 2444 wrote to memory of 4160	2444	Invoice.exe	94
PID 2444 wrote to memory of 4160	2444	Invoice.exe	94
PID 2444 wrote to memory of 4160	2444	Invoice.exe	94

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

C:\Users\Admin\AppData\Local\Temp\Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2444
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe"
  2⤵
  PID:3104
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngentask.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngentask.exe"
  2⤵
  PID:4984
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"
  2⤵
  PID:4924
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe"
  2⤵
  PID:4952
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe"
  2⤵
  PID:4944
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe"
  2⤵
  PID:4972
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe"
  2⤵
  PID:1932
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInUtil.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInUtil.exe"
  2⤵
  PID:4980
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess.exe"
  2⤵
  PID:4908
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_compiler.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_compiler.exe"
  2⤵
  PID:3484
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_wp.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_wp.exe"
  2⤵
  PID:4880
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe"
  2⤵
  PID:4728
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\DataSvcUtil.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\DataSvcUtil.exe"
  2⤵
  PID:3840
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\EdmGen.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\EdmGen.exe"
  2⤵
  PID:2636
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\jsc.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\jsc.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4160

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

T1064

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/2444-133-0x0000022BBE470000-0x0000022BBE5F2000-memory.dmp

Download

memory/2444-134-0x0000022BC0300000-0x0000022BC0310000-memory.dmp

Download

memory/2444-135-0x0000022BC0300000-0x0000022BC0310000-memory.dmp

Download

memory/2444-136-0x0000022BC0300000-0x0000022BC0310000-memory.dmp

Download

memory/4160-137-0x0000000000400000-0x0000000000430000-memory.dmp

Download

memory/4160-139-0x0000000005960000-0x0000000005F04000-memory.dmp

Download

memory/4160-140-0x0000000005290000-0x00000000052F6000-memory.dmp

Download

memory/4160-141-0x0000000005380000-0x0000000005390000-memory.dmp

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memory/4160-142-0x0000000006CF0000-0x0000000006D82000-memory.dmp

Download

memory/4160-143-0x0000000006CB0000-0x0000000006CBA000-memory.dmp

Download

memory/4160-144-0x0000000006F60000-0x0000000006FB0000-memory.dmp

Download

memory/4160-145-0x0000000007180000-0x0000000007342000-memory.dmp

Download

memory/4160-146-0x0000000005380000-0x0000000005390000-memory.dmp

Download