agenttesla | 8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
19/04/2024, 01:40

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe
Size

756KB
MD5

3b35eb02919cc28d6faea03c96519504
SHA1

66588cd5d127e83379de633e178b288fe3fad794
SHA256

8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670
SHA512

91a2b15b24c30f09c1860ffb31073e4027bb2f970ae7a4a3674a3e99a49194928d6774fc5d963661dbb33a012e95dd51a88a9be64d6b6f07380339388015b6a0
SSDEEP

12288:hCK/pbMrRwwAFua+bT/gUDSXN057FQdMvMOKI4uko5QLaBKJAWnGtMm8WxTlEA3J:hCiMrgeX5S+5xeMp4xoQaWAWGtMm8WxP

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.torosdental.com
Port:
587
Username:
[email protected]
Password:
mehmet19201923000

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.torosdental.com
Port:
587
Username:
[email protected]
Password:
mehmet19201923000
Email To:
[email protected]

Signatures

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

Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs

resource	yara_rule
behavioral2/memory/3140-21-0x0000000000400000-0x0000000000444000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

resource	yara_rule
behavioral2/memory/3140-21-0x0000000000400000-0x0000000000444000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion 1 IoCs

resource	yara_rule
behavioral2/memory/3140-21-0x0000000000400000-0x0000000000444000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL

Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs

resource	yara_rule
behavioral2/memory/3140-21-0x0000000000400000-0x0000000000444000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs

resource	yara_rule
behavioral2/memory/3140-21-0x0000000000400000-0x0000000000444000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs

resource	yara_rule
behavioral2/memory/3140-21-0x0000000000400000-0x0000000000444000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs

resource	yara_rule
behavioral2/memory/3140-21-0x0000000000400000-0x0000000000444000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

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-1-5-21-4092317236-2027488869-1227795436-1000\Control Panel\International\Geo\Nation	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.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

Looks up external IP address via web service 3 IoCs

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

flow	ioc
28	api.ipify.org
29	api.ipify.org
31	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4592 set thread context of 3140	4592	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe	94

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
5072	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
4592	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe
4592	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe
4592	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe
4620	powershell.exe
3140	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe
3140	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe
4620	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4592	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe
Token: SeDebugPrivilege	4620	powershell.exe
Token: SeDebugPrivilege	3140	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3140	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4592 wrote to memory of 4620	4592	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe	90
PID 4592 wrote to memory of 4620	4592	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe	90
PID 4592 wrote to memory of 4620	4592	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe	90
PID 4592 wrote to memory of 5072	4592	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe	92
PID 4592 wrote to memory of 5072	4592	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe	92
PID 4592 wrote to memory of 5072	4592	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe	92
PID 4592 wrote to memory of 3140	4592	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe	94
PID 4592 wrote to memory of 3140	4592	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe	94
PID 4592 wrote to memory of 3140	4592	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe	94
PID 4592 wrote to memory of 3140	4592	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe	94
PID 4592 wrote to memory of 3140	4592	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe	94
PID 4592 wrote to memory of 3140	4592	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe	94
PID 4592 wrote to memory of 3140	4592	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe	94
PID 4592 wrote to memory of 3140	4592	8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe	94

C:\Users\Admin\AppData\Local\Temp\8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe
"C:\Users\Admin\AppData\Local\Temp\8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4592
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\xOqrCwLHNYO.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4620
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xOqrCwLHNYO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9599.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:5072
- C:\Users\Admin\AppData\Local\Temp\8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe
  "C:\Users\Admin\AppData\Local\Temp\8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3140

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\8f44b390ba295e14b6a18221d7d74acbc1ad2b4440db3380364e9b7964f43670.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gnczuk33.oar.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9599.tmp

Filesize
1KB

MD5
9013b9d1cfc8068124757c7f609ba2b5

SHA1
2b470072d992fa1d622bac8c79993b0f875b6726

SHA256
1117d563f3b702d0f668cfaa9c272de6c8903c689052f03d065c127add7c5e4d

SHA512
88ac3901cf6e256dba90cf3b7f7818d109d5db18831c2353f5b663824d4a9aaab570b794fce8e39f833975a9f8c15b017c34ccbaac613838fcc5adadc54f1c70

Download Submit
memory/3140-70-0x0000000005940000-0x0000000005950000-memory.dmp

Filesize
64KB

Download
memory/3140-21-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/3140-34-0x0000000005940000-0x0000000005950000-memory.dmp

Filesize
64KB

Download
memory/3140-27-0x0000000074D80000-0x0000000075530000-memory.dmp

Filesize
7.7MB

Download
memory/3140-61-0x00000000070E0000-0x0000000007130000-memory.dmp

Filesize
320KB

Download
memory/3140-69-0x0000000074D80000-0x0000000075530000-memory.dmp

Filesize
7.7MB

Download
memory/4592-5-0x0000000004D60000-0x0000000004D6A000-memory.dmp

Filesize
40KB

Download
memory/4592-10-0x0000000008840000-0x00000000088C6000-memory.dmp

Filesize
536KB

Download
memory/4592-9-0x00000000050D0000-0x00000000050E4000-memory.dmp

Filesize
80KB

Download
memory/4592-8-0x00000000050C0000-0x00000000050CE000-memory.dmp

Filesize
56KB

Download
memory/4592-7-0x0000000004E50000-0x0000000004E68000-memory.dmp

Filesize
96KB

Download
memory/4592-6-0x0000000004E70000-0x0000000004F0C000-memory.dmp

Filesize
624KB

Download
memory/4592-4-0x0000000004DC0000-0x0000000004DD0000-memory.dmp

Filesize
64KB

Download
memory/4592-3-0x0000000004BD0000-0x0000000004C62000-memory.dmp

Filesize
584KB

Download
memory/4592-2-0x00000000050E0000-0x0000000005684000-memory.dmp

Filesize
5.6MB

Download
memory/4592-1-0x0000000000120000-0x00000000001E0000-memory.dmp

Filesize
768KB

Download
memory/4592-0-0x0000000074D80000-0x0000000075530000-memory.dmp

Filesize
7.7MB

Download
memory/4592-26-0x0000000074D80000-0x0000000075530000-memory.dmp

Filesize
7.7MB

Download
memory/4620-25-0x0000000004EA0000-0x0000000004F06000-memory.dmp

Filesize
408KB

Download
memory/4620-56-0x0000000007720000-0x0000000007D9A000-memory.dmp

Filesize
6.5MB

Download
memory/4620-18-0x0000000004F90000-0x00000000055B8000-memory.dmp

Filesize
6.2MB

Download
memory/4620-28-0x0000000004F10000-0x0000000004F76000-memory.dmp

Filesize
408KB

Download
memory/4620-20-0x00000000025D0000-0x00000000025E0000-memory.dmp

Filesize
64KB

Download
memory/4620-39-0x0000000005780000-0x0000000005AD4000-memory.dmp

Filesize
3.3MB

Download
memory/4620-40-0x0000000005DD0000-0x0000000005DEE000-memory.dmp

Filesize
120KB

Download
memory/4620-41-0x0000000005E10000-0x0000000005E5C000-memory.dmp

Filesize
304KB

Download
memory/4620-42-0x00000000025D0000-0x00000000025E0000-memory.dmp

Filesize
64KB

Download
memory/4620-43-0x0000000006D90000-0x0000000006DC2000-memory.dmp

Filesize
200KB

Download
memory/4620-44-0x0000000070AB0000-0x0000000070AFC000-memory.dmp

Filesize
304KB

Download
memory/4620-54-0x0000000006390000-0x00000000063AE000-memory.dmp

Filesize
120KB

Download
memory/4620-55-0x0000000006FD0000-0x0000000007073000-memory.dmp

Filesize
652KB

Download
memory/4620-24-0x0000000004E00000-0x0000000004E22000-memory.dmp

Filesize
136KB

Download
memory/4620-57-0x0000000004B70000-0x0000000004B8A000-memory.dmp

Filesize
104KB

Download
memory/4620-58-0x0000000007170000-0x000000000717A000-memory.dmp

Filesize
40KB

Download
memory/4620-59-0x0000000007380000-0x0000000007416000-memory.dmp

Filesize
600KB

Download
memory/4620-60-0x0000000007300000-0x0000000007311000-memory.dmp

Filesize
68KB

Download
memory/4620-19-0x00000000025D0000-0x00000000025E0000-memory.dmp

Filesize
64KB

Download
memory/4620-62-0x0000000007330000-0x000000000733E000-memory.dmp

Filesize
56KB

Download
memory/4620-63-0x0000000007340000-0x0000000007354000-memory.dmp

Filesize
80KB

Download
memory/4620-64-0x0000000007440000-0x000000000745A000-memory.dmp

Filesize
104KB

Download
memory/4620-65-0x0000000007420000-0x0000000007428000-memory.dmp

Filesize
32KB

Download
memory/4620-68-0x0000000074D80000-0x0000000075530000-memory.dmp

Filesize
7.7MB

Download
memory/4620-17-0x0000000074D80000-0x0000000075530000-memory.dmp

Filesize
7.7MB

Download
memory/4620-15-0x00000000024A0000-0x00000000024D6000-memory.dmp

Filesize
216KB

Download