agenttesla | a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d

Analysis

max time kernel
147s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-11-2024 20:08

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General

Target

a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe
Size

758KB
MD5

f3c67cd1bbb9c8a8bcb56ee97c5a7b27
SHA1

ad3397267ada55bca8d547dbb93bc79f40d138cf
SHA256

a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d
SHA512

6bd165450a9007ce4e90a120455bb9ff5914e423e99266cdc854b91aaea9376c3d54f78ab2ee034597ac90de74462f9e9e8b74b598e3d5c3b5edb834df0f757e
SSDEEP

12288:grOY+Ri3AgFdh1QW4s+HCBhKBSh4/wFgfyYVWmTr6bzoAlHJ35mkR:pQ3Ag/QzsjBgBShKagfJVtv63oArD

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot7180778750:AAGcpZL53RI1C6DEr2Yp4lM3UKxKArXTZ4I/

Signatures

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

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

Processes:

powershell.exepowershell.exe

pid	Process
2964	powershell.exe
1328	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

Processes:

a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.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

Looks up external IP address via web service 1 IoCs

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

Processes:

flow	ioc
7	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

Processes:

a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe

description	pid	Process	procid_target
PID 3336 set thread context of 4464	3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe	90

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 5 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

Processes:

powershell.exepowershell.exeschtasks.exea36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exea36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

T1053.005

Processes:

schtasks.exe

pid	Process
2856	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exepowershell.exepowershell.exea36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe

pid	Process
3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe
3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe
2964	powershell.exe
1328	powershell.exe
4464	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe
4464	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe
1328	powershell.exe
2964	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exepowershell.exepowershell.exea36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe

description	pid	Process
Token: SeDebugPrivilege	3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe
Token: SeDebugPrivilege	2964	powershell.exe
Token: SeDebugPrivilege	1328	powershell.exe
Token: SeDebugPrivilege	4464	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe

description	pid	Process	procid_target
PID 3336 wrote to memory of 2964	3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe	84
PID 3336 wrote to memory of 2964	3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe	84
PID 3336 wrote to memory of 2964	3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe	84
PID 3336 wrote to memory of 1328	3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe	86
PID 3336 wrote to memory of 1328	3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe	86
PID 3336 wrote to memory of 1328	3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe	86
PID 3336 wrote to memory of 2856	3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe	88
PID 3336 wrote to memory of 2856	3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe	88
PID 3336 wrote to memory of 2856	3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe	88
PID 3336 wrote to memory of 4464	3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe	90
PID 3336 wrote to memory of 4464	3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe	90
PID 3336 wrote to memory of 4464	3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe	90
PID 3336 wrote to memory of 4464	3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe	90
PID 3336 wrote to memory of 4464	3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe	90
PID 3336 wrote to memory of 4464	3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe	90
PID 3336 wrote to memory of 4464	3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe	90
PID 3336 wrote to memory of 4464	3336	a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe	90

C:\Users\Admin\AppData\Local\Temp\a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe
"C:\Users\Admin\AppData\Local\Temp\a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3336
- 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\a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2964
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\EQVRGq.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1328
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EQVRGq" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE177.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2856
- C:\Users\Admin\AppData\Local\Temp\a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe
  "C:\Users\Admin\AppData\Local\Temp\a36c66fb7fdfb2639cc0ccdeaeef4e6c1a1cd103ba76309ed32777b3f2ab069d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4464

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

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

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
3e622f618efd77fb5f65a0eda4f9a386

SHA1
8e0bf99c0ba3eacaeff55844eedd6c2351578649

SHA256
ce261abaac8dee53c2de5d04d9257518003f5f0237188b09fe6f08565281b465

SHA512
13e69f0cbb21ba5a3debce33b481d0ba8c677aca5ed8b63bb1284995c5827a860e9716a07697d17fd36c39db5eb91edf4bdfb2d615175b6ae3a1d2c9bc374930

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cghk2wyk.pdb.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE177.tmp

Filesize
1KB

MD5
9f85fad13e8a5a812bc8563449fb452a

SHA1
a57956105e561beef7caec0f0232e0b11c84ddb2

SHA256
862491e73c713e35e3bf69fcaa2ac7fd6fabe16646bd7a566db5a755586fc0e6

SHA512
ae9bebbb0b4187732369813f34d1b0639fa64824e1b8912a9214c82821e285bdc9ed181a27940ff366f99d1bcaff167310f66b1f17fae16dcf72ad508046181a

Download Submit
memory/1328-66-0x0000000007C00000-0x0000000007C0A000-memory.dmp

Filesize
40KB

Download
memory/1328-52-0x0000000070B30000-0x0000000070B7C000-memory.dmp

Filesize
304KB

Download
memory/1328-88-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/1328-30-0x0000000006250000-0x00000000065A4000-memory.dmp

Filesize
3.3MB

Download
memory/1328-65-0x0000000007B80000-0x0000000007B9A000-memory.dmp

Filesize
104KB

Download
memory/1328-82-0x0000000007EA0000-0x0000000007EA8000-memory.dmp

Filesize
32KB

Download
memory/1328-81-0x0000000007EC0000-0x0000000007EDA000-memory.dmp

Filesize
104KB

Download
memory/1328-51-0x0000000006DF0000-0x0000000006E22000-memory.dmp

Filesize
200KB

Download
memory/1328-64-0x00000000081D0000-0x000000000884A000-memory.dmp

Filesize
6.5MB

Download
memory/1328-20-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/1328-26-0x0000000006170000-0x00000000061D6000-memory.dmp

Filesize
408KB

Download
memory/1328-63-0x0000000007A70000-0x0000000007B13000-memory.dmp

Filesize
652KB

Download
memory/1328-79-0x0000000007DB0000-0x0000000007DBE000-memory.dmp

Filesize
56KB

Download
memory/1328-21-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/1328-62-0x0000000006DB0000-0x0000000006DCE000-memory.dmp

Filesize
120KB

Download
memory/1328-49-0x0000000006860000-0x000000000687E000-memory.dmp

Filesize
120KB

Download
memory/1328-50-0x0000000006E90000-0x0000000006EDC000-memory.dmp

Filesize
304KB

Download
memory/1328-29-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/1328-77-0x0000000007E00000-0x0000000007E96000-memory.dmp

Filesize
600KB

Download
memory/1328-27-0x00000000061E0000-0x0000000006246000-memory.dmp

Filesize
408KB

Download
memory/2964-16-0x00000000052D0000-0x00000000058F8000-memory.dmp

Filesize
6.2MB

Download
memory/2964-67-0x0000000070B30000-0x0000000070B7C000-memory.dmp

Filesize
304KB

Download
memory/2964-18-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/2964-25-0x0000000005AA0000-0x0000000005AC2000-memory.dmp

Filesize
136KB

Download
memory/2964-23-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/2964-78-0x0000000007720000-0x0000000007731000-memory.dmp

Filesize
68KB

Download
memory/2964-80-0x0000000007760000-0x0000000007774000-memory.dmp

Filesize
80KB

Download
memory/2964-17-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/2964-15-0x0000000004C60000-0x0000000004C96000-memory.dmp

Filesize
216KB

Download
memory/2964-89-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/3336-4-0x00000000056D0000-0x00000000056DA000-memory.dmp

Filesize
40KB

Download
memory/3336-8-0x0000000005A70000-0x0000000005A82000-memory.dmp

Filesize
72KB

Download
memory/3336-0-0x0000000074AAE000-0x0000000074AAF000-memory.dmp

Filesize
4KB

Download
memory/3336-28-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/3336-1-0x0000000000C10000-0x0000000000CCE000-memory.dmp

Filesize
760KB

Download
memory/3336-3-0x0000000005720000-0x00000000057B2000-memory.dmp

Filesize
584KB

Download
memory/3336-6-0x0000000005960000-0x00000000059FC000-memory.dmp

Filesize
624KB

Download
memory/3336-10-0x0000000006DF0000-0x0000000006E78000-memory.dmp

Filesize
544KB

Download
memory/3336-9-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/3336-2-0x0000000005CD0000-0x0000000006274000-memory.dmp

Filesize
5.6MB

Download
memory/3336-7-0x0000000074AAE000-0x0000000074AAF000-memory.dmp

Filesize
4KB

Download
memory/3336-5-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/4464-22-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/4464-90-0x0000000007050000-0x00000000070A0000-memory.dmp

Filesize
320KB

Download