agenttesla | 958d99a0d72d3367f0e9cde7b716a0adb3f09869bd874f68b43a601f9e9d4f10

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06-09-2024 07:10

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General

Target

Payment Advice - Advice Ref A29ysWRKaYo8.exe
Size

723KB
MD5

b3c7e937f0cb8dd89acffa9edb73198b
SHA1

3e2bc894ca5e7ecfb7cfbbe78634dd6935073e48
SHA256

958d99a0d72d3367f0e9cde7b716a0adb3f09869bd874f68b43a601f9e9d4f10
SHA512

9bb837e924fbdef4b23e462d385d8dce2352619fdd841488bdf5a7712d3c8a3ffe33a4250e5dcd1588b268a0214e5f94685d0a6539bb161a97be14785d2bd1c7
SSDEEP

12288:vBEJ3+gWa8el0utRe6etHMKgc4CfPjbn1mhywY3R9NimMP0MUHY0qDro:vBg3+Za7XRU9TgoPvMYvMU4

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.iaa-airferight.com
Port:
587
Username:
[email protected]
Password:
manlikeyou88
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

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

pid	Process
4048	powershell.exe
2260	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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation	Payment Advice - Advice Ref A29ysWRKaYo8.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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3148 set thread context of 3560	3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe	98

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Payment Advice - Advice Ref A29ysWRKaYo8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Payment Advice - Advice Ref A29ysWRKaYo8.exe
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

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

pid	Process
5032	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe
2260	powershell.exe
4048	powershell.exe
3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe
2260	powershell.exe
3560	Payment Advice - Advice Ref A29ysWRKaYo8.exe
3560	Payment Advice - Advice Ref A29ysWRKaYo8.exe
4048	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe
Token: SeDebugPrivilege	2260	powershell.exe
Token: SeDebugPrivilege	4048	powershell.exe
Token: SeDebugPrivilege	3560	Payment Advice - Advice Ref A29ysWRKaYo8.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3148 wrote to memory of 2260	3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe	92
PID 3148 wrote to memory of 2260	3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe	92
PID 3148 wrote to memory of 2260	3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe	92
PID 3148 wrote to memory of 4048	3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe	94
PID 3148 wrote to memory of 4048	3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe	94
PID 3148 wrote to memory of 4048	3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe	94
PID 3148 wrote to memory of 5032	3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe	96
PID 3148 wrote to memory of 5032	3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe	96
PID 3148 wrote to memory of 5032	3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe	96
PID 3148 wrote to memory of 3560	3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe	98
PID 3148 wrote to memory of 3560	3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe	98
PID 3148 wrote to memory of 3560	3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe	98
PID 3148 wrote to memory of 3560	3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe	98
PID 3148 wrote to memory of 3560	3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe	98
PID 3148 wrote to memory of 3560	3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe	98
PID 3148 wrote to memory of 3560	3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe	98
PID 3148 wrote to memory of 3560	3148	Payment Advice - Advice Ref A29ysWRKaYo8.exe	98

C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref A29ysWRKaYo8.exe
"C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref A29ysWRKaYo8.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:3148
- 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\Payment Advice - Advice Ref A29ysWRKaYo8.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2260
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rSOYCYegP.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4048
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rSOYCYegP" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCC0A.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:5032
- C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref A29ysWRKaYo8.exe
  "C:\Users\Admin\AppData\Local\Temp\Payment Advice - Advice Ref A29ysWRKaYo8.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3560

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
34d7dae09d7c5acf09086ae6870b2b19

SHA1
69b482efe8a1f4226a29dbe8cd5f18d7e36af920

SHA256
24449acb7d567f38a010e2d6d50fa2a942ca0750e82c5687215af95db8e43ed5

SHA512
7a75e622b3343e19138d46fca0d371a1e50e7286c66d2ca474e73cfa26667c2625dd318a76867d58e66942e4673844013634e572c07858e7f385dc05df2dcbed

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_p33dwcy1.2df.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpCC0A.tmp

Filesize
1KB

MD5
005810cbe2a7c57560d1a2e02889a5ee

SHA1
a5fcb3206caf5810ea704fba5fd7eab8e10877e7

SHA256
ddb3df73d9d1a2be7c65b9b6e3a18c415cd56b52475b2cc5f7259072651be666

SHA512
ea091eb98eb9427be984bd087eeed05897791c4c215fd5e5ad5d26ae38b655dce817f5742c7e71f66c60adb46794734b5d05a0143c38cdd18f19babdbda456d3

Download Submit
memory/2260-35-0x0000000005AA0000-0x0000000005DF4000-memory.dmp

Filesize
3.3MB

Download
memory/2260-75-0x00000000073F0000-0x000000000740A000-memory.dmp

Filesize
104KB

Download
memory/2260-89-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/2260-82-0x0000000007730000-0x000000000774A000-memory.dmp

Filesize
104KB

Download
memory/2260-80-0x0000000007620000-0x000000000762E000-memory.dmp

Filesize
56KB

Download
memory/2260-78-0x00000000075F0000-0x0000000007601000-memory.dmp

Filesize
68KB

Download
memory/2260-77-0x0000000007670000-0x0000000007706000-memory.dmp

Filesize
600KB

Download
memory/2260-16-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/2260-15-0x0000000002790000-0x00000000027C6000-memory.dmp

Filesize
216KB

Download
memory/2260-18-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/2260-76-0x0000000007460000-0x000000000746A000-memory.dmp

Filesize
40KB

Download
memory/2260-19-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/2260-62-0x0000000006690000-0x00000000066AE000-memory.dmp

Filesize
120KB

Download
memory/2260-51-0x00000000070C0000-0x00000000070F2000-memory.dmp

Filesize
200KB

Download
memory/2260-24-0x0000000005A30000-0x0000000005A96000-memory.dmp

Filesize
408KB

Download
memory/2260-23-0x00000000059C0000-0x0000000005A26000-memory.dmp

Filesize
408KB

Download
memory/2260-22-0x00000000052F0000-0x0000000005312000-memory.dmp

Filesize
136KB

Download
memory/2260-52-0x0000000075A30000-0x0000000075A7C000-memory.dmp

Filesize
304KB

Download
memory/2260-50-0x0000000006620000-0x000000000666C000-memory.dmp

Filesize
304KB

Download
memory/2260-49-0x00000000060D0000-0x00000000060EE000-memory.dmp

Filesize
120KB

Download
memory/2260-17-0x0000000005390000-0x00000000059B8000-memory.dmp

Filesize
6.2MB

Download
memory/3148-8-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/3148-48-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/3148-2-0x0000000005970000-0x0000000005F14000-memory.dmp

Filesize
5.6MB

Download
memory/3148-4-0x0000000005340000-0x000000000534A000-memory.dmp

Filesize
40KB

Download
memory/3148-9-0x00000000066A0000-0x0000000006722000-memory.dmp

Filesize
520KB

Download
memory/3148-1-0x00000000008E0000-0x0000000000998000-memory.dmp

Filesize
736KB

Download
memory/3148-5-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/3148-0-0x00000000751DE000-0x00000000751DF000-memory.dmp

Filesize
4KB

Download
memory/3148-6-0x00000000055F0000-0x0000000005608000-memory.dmp

Filesize
96KB

Download
memory/3148-10-0x0000000006900000-0x000000000699C000-memory.dmp

Filesize
624KB

Download
memory/3148-3-0x00000000053C0000-0x0000000005452000-memory.dmp

Filesize
584KB

Download
memory/3148-7-0x00000000751DE000-0x00000000751DF000-memory.dmp

Filesize
4KB

Download
memory/3560-46-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3560-79-0x0000000006260000-0x00000000062B0000-memory.dmp

Filesize
320KB

Download
memory/4048-74-0x0000000007BE0000-0x000000000825A000-memory.dmp

Filesize
6.5MB

Download
memory/4048-90-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/4048-81-0x00000000077E0000-0x00000000077F4000-memory.dmp

Filesize
80KB

Download
memory/4048-20-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/4048-83-0x00000000078C0000-0x00000000078C8000-memory.dmp

Filesize
32KB

Download
memory/4048-73-0x0000000007260000-0x0000000007303000-memory.dmp

Filesize
652KB

Download
memory/4048-63-0x0000000075A30000-0x0000000075A7C000-memory.dmp

Filesize
304KB

Download
memory/4048-21-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download
memory/4048-25-0x00000000751D0000-0x0000000075980000-memory.dmp

Filesize
7.7MB

Download