agenttesla | 270fd88ae427b78f41c6903ab9c97aa6526c2fcf102cbd95bf2a2bc44fcbed74

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-11-2024 05:13

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General

Target

Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
Size

753KB
MD5

7766ffc22475dbdb07730fdd97e9c0c5
SHA1

f744e3b286f1daf7c8cf3df7cf3171d2e7c4675c
SHA256

f69515024de365946c3a58ce3315898196dcca5a2d5a9ba3f5b257818df4055a
SHA512

db2037bc633bca7b9e0f8e75fa18868fc7eef2e4dd1da6fbace26f5ece3bf3c87bd0350a86640d5b7ed54bd937c98b514c25492045d409ea8c7fca34b0ddc1dc
SSDEEP

12288:VrOp+Ri3AgFdEswhJL6+pt8dQ9Hn/9J2bnDiFe1VQddXkAFEDQheJiySyOtt3MKD:7Q3AgEXhJL60t8Qb2DWY12dNhui13/BR

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
zqamcx.com
Port:
587
Username:
[email protected]
Password:
Methodman991

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
zqamcx.com
Port:
587
Username:
[email protected]
Password:
Methodman991
Email To:
[email protected]

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

5116 powershell.exe
1188 powershell.exe

pid	process
5116	powershell.exe
1188	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:

Musterino_94372478_Ekno_101_20241031410530_ekstre.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	Musterino_94372478_Ekno_101_20241031410530_ekstre.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

Suspicious use of SetThreadContext 1 IoCs

Processes:

Musterino_94372478_Ekno_101_20241031410530_ekstre.exe

description	pid	process	target process
PID 3516 set thread context of 5016	3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe

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:

schtasks.exeMusterino_94372478_Ekno_101_20241031410530_ekstre.exeMusterino_94372478_Ekno_101_20241031410530_ekstre.exepowershell.exepowershell.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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

5092 schtasks.exe

pid	process
5092	schtasks.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

Processes:

Musterino_94372478_Ekno_101_20241031410530_ekstre.exepowershell.exepowershell.exeMusterino_94372478_Ekno_101_20241031410530_ekstre.exe

pid	process
3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
5116	powershell.exe
3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
1188	powershell.exe
5016	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
5016	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
5116	powershell.exe
1188	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

Musterino_94372478_Ekno_101_20241031410530_ekstre.exepowershell.exepowershell.exeMusterino_94372478_Ekno_101_20241031410530_ekstre.exe

description	pid	process
Token: SeDebugPrivilege	3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
Token: SeDebugPrivilege	5116	powershell.exe
Token: SeDebugPrivilege	1188	powershell.exe
Token: SeDebugPrivilege	5016	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Musterino_94372478_Ekno_101_20241031410530_ekstre.exe

pid process

5016 Musterino_94372478_Ekno_101_20241031410530_ekstre.exe

pid	process
5016	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

Musterino_94372478_Ekno_101_20241031410530_ekstre.exe

description	pid	process	target process
PID 3516 wrote to memory of 5116	3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe	powershell.exe
PID 3516 wrote to memory of 5116	3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe	powershell.exe
PID 3516 wrote to memory of 5116	3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe	powershell.exe
PID 3516 wrote to memory of 1188	3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe	powershell.exe
PID 3516 wrote to memory of 1188	3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe	powershell.exe
PID 3516 wrote to memory of 1188	3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe	powershell.exe
PID 3516 wrote to memory of 5092	3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe	schtasks.exe
PID 3516 wrote to memory of 5092	3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe	schtasks.exe
PID 3516 wrote to memory of 5092	3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe	schtasks.exe
PID 3516 wrote to memory of 5016	3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
PID 3516 wrote to memory of 5016	3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
PID 3516 wrote to memory of 5016	3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
PID 3516 wrote to memory of 5016	3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
PID 3516 wrote to memory of 5016	3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
PID 3516 wrote to memory of 5016	3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
PID 3516 wrote to memory of 5016	3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
PID 3516 wrote to memory of 5016	3516	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe	Musterino_94372478_Ekno_101_20241031410530_ekstre.exe

C:\Users\Admin\AppData\Local\Temp\Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
"C:\Users\Admin\AppData\Local\Temp\Musterino_94372478_Ekno_101_20241031410530_ekstre.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:3516
- 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\Musterino_94372478_Ekno_101_20241031410530_ekstre.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5116
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\imOLmwQ.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1188
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\imOLmwQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5FAF.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:5092
- C:\Users\Admin\AppData\Local\Temp\Musterino_94372478_Ekno_101_20241031410530_ekstre.exe
  "C:\Users\Admin\AppData\Local\Temp\Musterino_94372478_Ekno_101_20241031410530_ekstre.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:5016

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

Replay Monitor

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Downloads

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

Filesize
2KB

MD5
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yzurgq0m.3z0.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5FAF.tmp

Filesize
1KB

MD5
d6e65ef51e0efd9cc6d27f584928debb

SHA1
36e0d23fdaae0cda5388ebe1d5b66d0fe2944806

SHA256
009911ed32df6aacbc4ab8d5f6048d1868164bda8da499358026e14ccc94e9a5

SHA512
e8dd5efe81b53857d932a831d6f979c76aa59b0987cd443b8c41c22c0896125f21cb1e2b1db86dff79b05272c8cf2c447fa346a0c88d1aa3da8ae58607097f4a

Download Submit
memory/1188-73-0x0000000006EF0000-0x0000000006F93000-memory.dmp

Filesize
652KB

Download
memory/1188-21-0x0000000074D50000-0x0000000075500000-memory.dmp

Filesize
7.7MB

Download
memory/1188-89-0x0000000074D50000-0x0000000075500000-memory.dmp

Filesize
7.7MB

Download
memory/1188-33-0x0000000074D50000-0x0000000075500000-memory.dmp

Filesize
7.7MB

Download
memory/1188-80-0x0000000007230000-0x000000000723E000-memory.dmp

Filesize
56KB

Download
memory/1188-76-0x0000000007070000-0x000000000707A000-memory.dmp

Filesize
40KB

Download
memory/1188-74-0x0000000007650000-0x0000000007CCA000-memory.dmp

Filesize
6.5MB

Download
memory/1188-52-0x00000000755B0000-0x00000000755FC000-memory.dmp

Filesize
304KB

Download
memory/1188-51-0x0000000006EB0000-0x0000000006EE2000-memory.dmp

Filesize
200KB

Download
memory/1188-50-0x0000000005D50000-0x0000000005D9C000-memory.dmp

Filesize
304KB

Download
memory/1188-31-0x0000000004FA0000-0x0000000005006000-memory.dmp

Filesize
408KB

Download
memory/1188-49-0x0000000005CB0000-0x0000000005CCE000-memory.dmp

Filesize
120KB

Download
memory/1188-19-0x0000000074D50000-0x0000000075500000-memory.dmp

Filesize
7.7MB

Download
memory/1188-32-0x0000000005010000-0x0000000005076000-memory.dmp

Filesize
408KB

Download
memory/3516-6-0x00000000056B0000-0x000000000574C000-memory.dmp

Filesize
624KB

Download
memory/3516-4-0x0000000074D50000-0x0000000075500000-memory.dmp

Filesize
7.7MB

Download
memory/3516-5-0x0000000005530000-0x000000000553A000-memory.dmp

Filesize
40KB

Download
memory/3516-10-0x00000000069E0000-0x0000000006A68000-memory.dmp

Filesize
544KB

Download
memory/3516-1-0x00000000008E0000-0x000000000099E000-memory.dmp

Filesize
760KB

Download
memory/3516-3-0x00000000053A0000-0x0000000005432000-memory.dmp

Filesize
584KB

Download
memory/3516-7-0x0000000074D5E000-0x0000000074D5F000-memory.dmp

Filesize
4KB

Download
memory/3516-0-0x0000000074D5E000-0x0000000074D5F000-memory.dmp

Filesize
4KB

Download
memory/3516-2-0x0000000005950000-0x0000000005EF4000-memory.dmp

Filesize
5.6MB

Download
memory/3516-39-0x0000000074D50000-0x0000000075500000-memory.dmp

Filesize
7.7MB

Download
memory/3516-9-0x0000000074D50000-0x0000000075500000-memory.dmp

Filesize
7.7MB

Download
memory/3516-8-0x00000000056A0000-0x00000000056B2000-memory.dmp

Filesize
72KB

Download
memory/5016-79-0x0000000006520000-0x0000000006570000-memory.dmp

Filesize
320KB

Download
memory/5016-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/5116-38-0x0000000005E30000-0x0000000006184000-memory.dmp

Filesize
3.3MB

Download
memory/5116-78-0x0000000007740000-0x0000000007751000-memory.dmp

Filesize
68KB

Download
memory/5116-71-0x0000000006820000-0x000000000683E000-memory.dmp

Filesize
120KB

Download
memory/5116-15-0x0000000002910000-0x0000000002946000-memory.dmp

Filesize
216KB

Download
memory/5116-75-0x0000000007540000-0x000000000755A000-memory.dmp

Filesize
104KB

Download
memory/5116-16-0x0000000074D50000-0x0000000075500000-memory.dmp

Filesize
7.7MB

Download
memory/5116-77-0x00000000077C0000-0x0000000007856000-memory.dmp

Filesize
600KB

Download
memory/5116-53-0x00000000755B0000-0x00000000755FC000-memory.dmp

Filesize
304KB

Download
memory/5116-18-0x0000000074D50000-0x0000000075500000-memory.dmp

Filesize
7.7MB

Download
memory/5116-17-0x0000000005520000-0x0000000005B48000-memory.dmp

Filesize
6.2MB

Download
memory/5116-81-0x0000000007780000-0x0000000007794000-memory.dmp

Filesize
80KB

Download
memory/5116-82-0x0000000007880000-0x000000000789A000-memory.dmp

Filesize
104KB

Download
memory/5116-83-0x0000000007860000-0x0000000007868000-memory.dmp

Filesize
32KB

Download
memory/5116-30-0x0000000074D50000-0x0000000075500000-memory.dmp

Filesize
7.7MB

Download
memory/5116-27-0x0000000005460000-0x0000000005482000-memory.dmp

Filesize
136KB

Download
memory/5116-88-0x0000000074D50000-0x0000000075500000-memory.dmp

Filesize
7.7MB

Download