agenttesla | 5695a75d96e56497ab5f7175d5c1da59a4565df668cb89db774eefbb5bfb6cf5

Resubmissions

05-09-2023 01:34

230905-by5lrsch46 10

Analysis

max time kernel
145s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
24-05-2024 01:20

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General

Target

e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe
Size

752KB
MD5

1ae98135f3721f93c3627b8167e6fa50
SHA1

c5eae06d96051b94cb6e0dabd0f40fed7384306d
SHA256

e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be
SHA512

64db93b80a24eb03104caaf778dd29d1a1592652b2d7f734f1e3e0ede89af5f1cafa627a756ec6fb63aa2e2cfa42ade6c6a9aa1e8dfff749275c19e6cb6e7565
SSDEEP

12288:767B0v33ZJRDqzafmCu5ZjcVZaY2xtxDLQLBNwR2z3n8jUhRcOJ5cLc:76+v3RB+Cu5CZlutZLQLBNhn8j5y/

Score

10^/10

agenttesla collection execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.begos.org.tr
Port:
587
Username:
[email protected]
Password:
Bucaorganize@2002
Email To:
[email protected]

Signatures

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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
4508	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MmRKwR = "C:\\Users\\Admin\\AppData\\Roaming\\MmRKwR\\MmRKwR.exe"	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3180 set thread context of 3568	3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe	99

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
3280	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe
3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe
3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe
4508	powershell.exe
3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe
3568	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe
4508	powershell.exe
3568	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe
Token: SeDebugPrivilege	4508	powershell.exe
Token: SeDebugPrivilege	3568	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3180 wrote to memory of 4508	3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe	95
PID 3180 wrote to memory of 4508	3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe	95
PID 3180 wrote to memory of 4508	3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe	95
PID 3180 wrote to memory of 3280	3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe	97
PID 3180 wrote to memory of 3280	3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe	97
PID 3180 wrote to memory of 3280	3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe	97
PID 3180 wrote to memory of 3568	3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe	99
PID 3180 wrote to memory of 3568	3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe	99
PID 3180 wrote to memory of 3568	3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe	99
PID 3180 wrote to memory of 3568	3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe	99
PID 3180 wrote to memory of 3568	3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe	99
PID 3180 wrote to memory of 3568	3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe	99
PID 3180 wrote to memory of 3568	3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe	99
PID 3180 wrote to memory of 3568	3180	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe	99

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe

C:\Users\Admin\AppData\Local\Temp\e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe
"C:\Users\Admin\AppData\Local\Temp\e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3180
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\HbNtXpFugh.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4508
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HbNtXpFugh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1E60.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:3280
- C:\Users\Admin\AppData\Local\Temp\e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe
  "C:\Users\Admin\AppData\Local\Temp\e1ae0e66e2ad4ee07faec69a41c3aaf6982e5a5c6fe9af7403310c43519227be.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3568

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0tlszui0.4k1.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1E60.tmp

Filesize
1KB

MD5
72140d676003467fcd6da6d027265366

SHA1
db43b55ff7c939c219c2799cf9fc3cf16cd28c4d

SHA256
a3b9c1f21ec9e5acc8772849491e28a91245c39f2db3df225d5209a933e969b9

SHA512
1ded22803e98f524d2b8bd41641bf8a4a17731465c07004dbfeffecea57d0bf2a59845548cd2bc3e272456077ac8ca6fff2df2d8524247b4be7492fb842ac654

Download Submit
memory/3180-5-0x0000000005450000-0x00000000054EC000-memory.dmp

Filesize
624KB

Download
memory/3180-11-0x0000000006710000-0x000000000671E000-memory.dmp

Filesize
56KB

Download
memory/3180-4-0x0000000005140000-0x000000000514A000-memory.dmp

Filesize
40KB

Download
memory/3180-0-0x000000007483E000-0x000000007483F000-memory.dmp

Filesize
4KB

Download
memory/3180-6-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/3180-7-0x0000000005440000-0x0000000005456000-memory.dmp

Filesize
88KB

Download
memory/3180-8-0x000000007483E000-0x000000007483F000-memory.dmp

Filesize
4KB

Download
memory/3180-9-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/3180-10-0x00000000056C0000-0x00000000056CC000-memory.dmp

Filesize
48KB

Download
memory/3180-3-0x00000000051D0000-0x0000000005262000-memory.dmp

Filesize
584KB

Download
memory/3180-12-0x0000000008120000-0x000000000819C000-memory.dmp

Filesize
496KB

Download
memory/3180-39-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/3180-1-0x00000000007B0000-0x0000000000872000-memory.dmp

Filesize
776KB

Download
memory/3180-2-0x00000000056E0000-0x0000000005C84000-memory.dmp

Filesize
5.6MB

Download
memory/3568-59-0x00000000065C0000-0x0000000006610000-memory.dmp

Filesize
320KB

Download
memory/3568-38-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/3568-69-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/3568-26-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4508-23-0x0000000004F30000-0x0000000004F52000-memory.dmp

Filesize
136KB

Download
memory/4508-56-0x0000000007860000-0x0000000007EDA000-memory.dmp

Filesize
6.5MB

Download
memory/4508-25-0x0000000005810000-0x0000000005876000-memory.dmp

Filesize
408KB

Download
memory/4508-37-0x00000000058F0000-0x0000000005C44000-memory.dmp

Filesize
3.3MB

Download
memory/4508-22-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/4508-21-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/4508-20-0x0000000005100000-0x0000000005728000-memory.dmp

Filesize
6.2MB

Download
memory/4508-40-0x0000000005EE0000-0x0000000005EFE000-memory.dmp

Filesize
120KB

Download
memory/4508-41-0x0000000005FA0000-0x0000000005FEC000-memory.dmp

Filesize
304KB

Download
memory/4508-42-0x00000000070C0000-0x00000000070F2000-memory.dmp

Filesize
200KB

Download
memory/4508-43-0x00000000750E0000-0x000000007512C000-memory.dmp

Filesize
304KB

Download
memory/4508-53-0x00000000064A0000-0x00000000064BE000-memory.dmp

Filesize
120KB

Download
memory/4508-54-0x0000000007100000-0x00000000071A3000-memory.dmp

Filesize
652KB

Download
memory/4508-24-0x0000000005730000-0x0000000005796000-memory.dmp

Filesize
408KB

Download
memory/4508-57-0x0000000007220000-0x000000000723A000-memory.dmp

Filesize
104KB

Download
memory/4508-58-0x0000000007290000-0x000000000729A000-memory.dmp

Filesize
40KB

Download
memory/4508-19-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/4508-60-0x00000000074A0000-0x0000000007536000-memory.dmp

Filesize
600KB

Download
memory/4508-61-0x0000000007420000-0x0000000007431000-memory.dmp

Filesize
68KB

Download
memory/4508-62-0x0000000007450000-0x000000000745E000-memory.dmp

Filesize
56KB

Download
memory/4508-63-0x0000000007460000-0x0000000007474000-memory.dmp

Filesize
80KB

Download
memory/4508-64-0x0000000007560000-0x000000000757A000-memory.dmp

Filesize
104KB

Download
memory/4508-65-0x0000000007540000-0x0000000007548000-memory.dmp

Filesize
32KB

Download
memory/4508-68-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/4508-17-0x0000000002600000-0x0000000002636000-memory.dmp

Filesize
216KB

Download