agenttesla | 7f7e9c4eda4a83d113cc932cbe3ea3df1b73970885492ba441dc07f249ac02a1 | Triage

Analysis

max time kernel
120s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
06/04/2024, 01:09

Sharing

Report Analysis Logs

General

Target

704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe
Size

610KB
MD5

42ccbe82ed5e8371bb22119c15839d2f
SHA1

59aca10355bdda9c5461d283d62e4df67085ee34
SHA256

704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c
SHA512

8926d9e7d26129974b1f9698be311743e00d2be1b20b38caff52e137f2b3cab3ecd30609be75383a55631e06ae1fef19bae9c91555e010f333c11ef2a6457c8b
SSDEEP

12288:/8UHiWHJRBDgJVQoha02CXwS3UlA3osCymrW2rvk:bHzHDBDyQoFEGojymrvv

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.sintecno.gr
Port:
587
Username:
[email protected]
Password:
nDoTaIty%Il8

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.sintecno.gr
Port:
587
Username:
[email protected]
Password:
nDoTaIty%Il8
Email To:
[email protected]

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.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 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

Adds Run key to start application 2 TTPs 1 IoCs

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zZudWq = "C:\\Users\\Admin\\AppData\\Roaming\\zZudWq\\zZudWq.exe"	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.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
24	api.ipify.org
25	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4156 set thread context of 4904	4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe	98

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.

Scheduled Task/Job

pid	Process
3308	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe
4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe
3336	powershell.exe
2536	powershell.exe
4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe
4904	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe
4904	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe
2536	powershell.exe
3336	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe
Token: SeDebugPrivilege	3336	powershell.exe
Token: SeDebugPrivilege	2536	powershell.exe
Token: SeDebugPrivilege	4904	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4904	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 4156 wrote to memory of 3336	4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe	90
PID 4156 wrote to memory of 3336	4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe	90
PID 4156 wrote to memory of 3336	4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe	90
PID 4156 wrote to memory of 2536	4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe	92
PID 4156 wrote to memory of 2536	4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe	92
PID 4156 wrote to memory of 2536	4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe	92
PID 4156 wrote to memory of 3308	4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe	94
PID 4156 wrote to memory of 3308	4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe	94
PID 4156 wrote to memory of 3308	4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe	94
PID 4156 wrote to memory of 4904	4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe	98
PID 4156 wrote to memory of 4904	4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe	98
PID 4156 wrote to memory of 4904	4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe	98
PID 4156 wrote to memory of 4904	4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe	98
PID 4156 wrote to memory of 4904	4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe	98
PID 4156 wrote to memory of 4904	4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe	98
PID 4156 wrote to memory of 4904	4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe	98
PID 4156 wrote to memory of 4904	4156	704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe	98

C:\Users\Admin\AppData\Local\Temp\704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe
"C:\Users\Admin\AppData\Local\Temp\704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4156
- 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\704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  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\Roaming\jwsRXVvtx.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2536
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jwsRXVvtx" /XML "C:\Users\Admin\AppData\Local\Temp\tmp82AD.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:3308
- C:\Users\Admin\AppData\Local\Temp\704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe
  "C:\Users\Admin\AppData\Local\Temp\704427aa451d261a1a92a6e834a1ee2be50971a012e711f9f660403904a9622c.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4904

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

Credential Access

Unsecured Credentials

Credentials In Files

Credentials in Registry

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Exfiltration

Impact

Replay Monitor

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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
76c57130c780435ad9e08cdfbb881866

SHA1
e74ee5b2ce03a4fd3cce5f96df8e6156d648f54a

SHA256
0835ec7928af903db143f640bdabb7cf475570fdca1768a1450e4cf22ff81ba7

SHA512
2a7005bc8183e5a4e840a28a4744b1a057d7e68541beced94989fd0264571f03e558cc7691f29a29e8fb3f4d5f3dce2a7795d576f91c96ca728b6b646cf0c3e5

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tijadyzj.iex.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp82AD.tmp

Filesize
1KB

MD5
004369bfc69cafb0a1a1eae0200dfccf

SHA1
f318553447fe5ba0ca382fadd303946aa0211d94

SHA256
c8e2a8b8c1a1155027a2b91feee808dae7ebfe15ac6df52efacea36fffd9a4a9

SHA512
c9b3faac2ea3fc43f26e265480b2f3f2827832c4a1ef3b440ceeeadb1e416f5815c1eee1af3013e8d78a3b6e3cfa02da7098d39a0b1bb4e543b9dc4e49617c08

Download Submit
memory/2536-84-0x0000000007790000-0x000000000779A000-memory.dmp

Filesize
40KB

Download
memory/2536-96-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/2536-53-0x00000000073C0000-0x00000000073F2000-memory.dmp

Filesize
200KB

Download
memory/2536-90-0x0000000007A40000-0x0000000007A48000-memory.dmp

Filesize
32KB

Download
memory/2536-89-0x0000000007A60000-0x0000000007A7A000-memory.dmp

Filesize
104KB

Download
memory/2536-88-0x0000000007960000-0x0000000007974000-memory.dmp

Filesize
80KB

Download
memory/2536-87-0x0000000007950000-0x000000000795E000-memory.dmp

Filesize
56KB

Download
memory/2536-85-0x00000000079A0000-0x0000000007A36000-memory.dmp

Filesize
600KB

Download
memory/2536-83-0x0000000007720000-0x000000000773A000-memory.dmp

Filesize
104KB

Download
memory/2536-78-0x0000000007600000-0x00000000076A3000-memory.dmp

Filesize
652KB

Download
memory/2536-18-0x0000000004EB0000-0x0000000004EC0000-memory.dmp

Filesize
64KB

Download
memory/2536-80-0x0000000004EB0000-0x0000000004EC0000-memory.dmp

Filesize
64KB

Download
memory/2536-56-0x000000007F330000-0x000000007F340000-memory.dmp

Filesize
64KB

Download
memory/2536-21-0x0000000004EB0000-0x0000000004EC0000-memory.dmp

Filesize
64KB

Download
memory/2536-57-0x0000000071400000-0x000000007144C000-memory.dmp

Filesize
304KB

Download
memory/2536-52-0x0000000006430000-0x000000000647C000-memory.dmp

Filesize
304KB

Download
memory/2536-24-0x0000000005D10000-0x0000000005D76000-memory.dmp

Filesize
408KB

Download
memory/2536-79-0x0000000004EB0000-0x0000000004EC0000-memory.dmp

Filesize
64KB

Download
memory/2536-17-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/3336-23-0x0000000004D60000-0x0000000004D82000-memory.dmp

Filesize
136KB

Download
memory/3336-55-0x0000000071400000-0x000000007144C000-memory.dmp

Filesize
304KB

Download
memory/3336-97-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/3336-14-0x0000000002410000-0x0000000002446000-memory.dmp

Filesize
216KB

Download
memory/3336-86-0x0000000007260000-0x0000000007271000-memory.dmp

Filesize
68KB

Download
memory/3336-16-0x00000000050E0000-0x0000000005708000-memory.dmp

Filesize
6.2MB

Download
memory/3336-51-0x0000000005D20000-0x0000000005D3E000-memory.dmp

Filesize
120KB

Download
memory/3336-54-0x000000007F520000-0x000000007F530000-memory.dmp

Filesize
64KB

Download
memory/3336-44-0x0000000005780000-0x0000000005AD4000-memory.dmp

Filesize
3.3MB

Download
memory/3336-82-0x00000000076A0000-0x0000000007D1A000-memory.dmp

Filesize
6.5MB

Download
memory/3336-77-0x00000000024D0000-0x00000000024E0000-memory.dmp

Filesize
64KB

Download
memory/3336-76-0x0000000006F00000-0x0000000006F1E000-memory.dmp

Filesize
120KB

Download
memory/3336-25-0x0000000005710000-0x0000000005776000-memory.dmp

Filesize
408KB

Download
memory/3336-15-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/3336-20-0x00000000024D0000-0x00000000024E0000-memory.dmp

Filesize
64KB

Download
memory/3336-81-0x00000000024D0000-0x00000000024E0000-memory.dmp

Filesize
64KB

Download
memory/3336-19-0x00000000024D0000-0x00000000024E0000-memory.dmp

Filesize
64KB

Download
memory/4156-3-0x0000000005890000-0x0000000005922000-memory.dmp

Filesize
584KB

Download
memory/4156-8-0x00000000084F0000-0x0000000008574000-memory.dmp

Filesize
528KB

Download
memory/4156-0-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/4156-1-0x0000000000E10000-0x0000000000EAE000-memory.dmp

Filesize
632KB

Download
memory/4156-5-0x0000000005940000-0x000000000594A000-memory.dmp

Filesize
40KB

Download
memory/4156-50-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/4156-2-0x0000000005E40000-0x00000000063E4000-memory.dmp

Filesize
5.6MB

Download
memory/4156-6-0x0000000008160000-0x0000000008170000-memory.dmp

Filesize
64KB

Download
memory/4156-9-0x000000000AC50000-0x000000000ACEC000-memory.dmp

Filesize
624KB

Download
memory/4156-4-0x0000000005B20000-0x0000000005B30000-memory.dmp

Filesize
64KB

Download
memory/4156-7-0x0000000008180000-0x000000000818C000-memory.dmp

Filesize
48KB

Download
memory/4156-46-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/4904-49-0x0000000005420000-0x0000000005430000-memory.dmp

Filesize
64KB

Download
memory/4904-47-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/4904-45-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4904-99-0x0000000006B70000-0x0000000006BC0000-memory.dmp

Filesize
320KB

Download
memory/4904-100-0x0000000074D30000-0x00000000754E0000-memory.dmp

Filesize
7.7MB

Download
memory/4904-101-0x0000000005420000-0x0000000005430000-memory.dmp

Filesize
64KB

Download