agenttesla | 78856e2d570332fb3096d7f81532f7dc74dfd49be77d45d676aaea312809a9f6

Analysis

max time kernel
142s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17/10/2024, 01:31

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General

Target

248A016D6E110A78E0630A00BA4D2B88.exe
Size

561KB
MD5

f8b23495334eff37789ba6cf4f6a6f46
SHA1

5bc2e5a2218015c5a9be057404d040f5a182382c
SHA256

165005cb8423f38beba5461a10f3cf5fb69304013b5033463265c5457e48b76d
SHA512

c145ac1b03bb1683cd156f98cd43446666745b33ef7709d00a7c420dc49f647c1d9d92ffe8ed84b098ad152e5f343b1abadaecd6bb0d71b5bcf4fef7de7ec5fe
SSDEEP

12288:Ephg7eqHFK/zilwRYpvd/rAJ60X+3tLZstDQBmBvNMdQ:EphClg7RYpvNtddsFJ

Score

10^/10

agenttesla collection discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mbarieservicesltd.com
Port:
587
Username:
[email protected]
Password:
*o9H+18Q4%;M
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
4932	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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	248A016D6E110A78E0630A00BA4D2B88.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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 3 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

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	248A016D6E110A78E0630A00BA4D2B88.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	248A016D6E110A78E0630A00BA4D2B88.exe
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	248A016D6E110A78E0630A00BA4D2B88.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3120 set thread context of 4088	3120	248A016D6E110A78E0630A00BA4D2B88.exe	101

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	248A016D6E110A78E0630A00BA4D2B88.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	248A016D6E110A78E0630A00BA4D2B88.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4932	powershell.exe
4932	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4932	powershell.exe
Token: SeDebugPrivilege	4088	248A016D6E110A78E0630A00BA4D2B88.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3120 wrote to memory of 4932	3120	248A016D6E110A78E0630A00BA4D2B88.exe	99
PID 3120 wrote to memory of 4932	3120	248A016D6E110A78E0630A00BA4D2B88.exe	99
PID 3120 wrote to memory of 4932	3120	248A016D6E110A78E0630A00BA4D2B88.exe	99
PID 3120 wrote to memory of 4088	3120	248A016D6E110A78E0630A00BA4D2B88.exe	101
PID 3120 wrote to memory of 4088	3120	248A016D6E110A78E0630A00BA4D2B88.exe	101
PID 3120 wrote to memory of 4088	3120	248A016D6E110A78E0630A00BA4D2B88.exe	101
PID 3120 wrote to memory of 4088	3120	248A016D6E110A78E0630A00BA4D2B88.exe	101
PID 3120 wrote to memory of 4088	3120	248A016D6E110A78E0630A00BA4D2B88.exe	101
PID 3120 wrote to memory of 4088	3120	248A016D6E110A78E0630A00BA4D2B88.exe	101
PID 3120 wrote to memory of 4088	3120	248A016D6E110A78E0630A00BA4D2B88.exe	101
PID 3120 wrote to memory of 4088	3120	248A016D6E110A78E0630A00BA4D2B88.exe	101

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	248A016D6E110A78E0630A00BA4D2B88.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	248A016D6E110A78E0630A00BA4D2B88.exe

C:\Users\Admin\AppData\Local\Temp\248A016D6E110A78E0630A00BA4D2B88.exe
"C:\Users\Admin\AppData\Local\Temp\248A016D6E110A78E0630A00BA4D2B88.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3120
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\248A016D6E110A78E0630A00BA4D2B88.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4932
- C:\Users\Admin\AppData\Local\Temp\248A016D6E110A78E0630A00BA4D2B88.exe
  "C:\Users\Admin\AppData\Local\Temp\248A016D6E110A78E0630A00BA4D2B88.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1eh2lrlr.hv3.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3120-8-0x0000000005080000-0x0000000005092000-memory.dmp

Filesize
72KB

Download
memory/3120-11-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/3120-3-0x0000000004E40000-0x0000000004ED2000-memory.dmp

Filesize
584KB

Download
memory/3120-4-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/3120-5-0x0000000004DF0000-0x0000000004DFA000-memory.dmp

Filesize
40KB

Download
memory/3120-6-0x0000000074EEE000-0x0000000074EEF000-memory.dmp

Filesize
4KB

Download
memory/3120-7-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/3120-1-0x0000000000350000-0x00000000003E2000-memory.dmp

Filesize
584KB

Download
memory/3120-2-0x00000000053F0000-0x0000000005994000-memory.dmp

Filesize
5.6MB

Download
memory/3120-9-0x0000000006290000-0x0000000006302000-memory.dmp

Filesize
456KB

Download
memory/3120-10-0x000000000A120000-0x000000000A1BC000-memory.dmp

Filesize
624KB

Download
memory/3120-0-0x0000000074EEE000-0x0000000074EEF000-memory.dmp

Filesize
4KB

Download
memory/3120-35-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/4088-61-0x00000000063B0000-0x0000000006400000-memory.dmp

Filesize
320KB

Download
memory/4088-62-0x00000000065D0000-0x0000000006792000-memory.dmp

Filesize
1.8MB

Download
memory/4088-34-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/4088-32-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4088-63-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/4932-30-0x00000000064B0000-0x00000000064CE000-memory.dmp

Filesize
120KB

Download
memory/4932-50-0x00000000077E0000-0x00000000077FA000-memory.dmp

Filesize
104KB

Download
memory/4932-29-0x0000000005DC0000-0x0000000006114000-memory.dmp

Filesize
3.3MB

Download
memory/4932-16-0x00000000053E0000-0x0000000005402000-memory.dmp

Filesize
136KB

Download
memory/4932-31-0x0000000006560000-0x00000000065AC000-memory.dmp

Filesize
304KB

Download
memory/4932-17-0x0000000005CE0000-0x0000000005D46000-memory.dmp

Filesize
408KB

Download
memory/4932-18-0x0000000005D50000-0x0000000005DB6000-memory.dmp

Filesize
408KB

Download
memory/4932-15-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/4932-37-0x000000006F730000-0x000000006F77C000-memory.dmp

Filesize
304KB

Download
memory/4932-36-0x0000000006A80000-0x0000000006AB2000-memory.dmp

Filesize
200KB

Download
memory/4932-47-0x0000000006AC0000-0x0000000006ADE000-memory.dmp

Filesize
120KB

Download
memory/4932-48-0x00000000076A0000-0x0000000007743000-memory.dmp

Filesize
652KB

Download
memory/4932-49-0x0000000007E20000-0x000000000849A000-memory.dmp

Filesize
6.5MB

Download
memory/4932-19-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/4932-51-0x0000000007850000-0x000000000785A000-memory.dmp

Filesize
40KB

Download
memory/4932-52-0x0000000007A60000-0x0000000007AF6000-memory.dmp

Filesize
600KB

Download
memory/4932-53-0x00000000079E0000-0x00000000079F1000-memory.dmp

Filesize
68KB

Download
memory/4932-54-0x0000000007A10000-0x0000000007A1E000-memory.dmp

Filesize
56KB

Download
memory/4932-55-0x0000000007A20000-0x0000000007A34000-memory.dmp

Filesize
80KB

Download
memory/4932-56-0x0000000007B20000-0x0000000007B3A000-memory.dmp

Filesize
104KB

Download
memory/4932-57-0x0000000007B00000-0x0000000007B08000-memory.dmp

Filesize
32KB

Download
memory/4932-60-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/4932-14-0x00000000056B0000-0x0000000005CD8000-memory.dmp

Filesize
6.2MB

Download
memory/4932-12-0x0000000004EE0000-0x0000000004F16000-memory.dmp

Filesize
216KB

Download
memory/4932-13-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download