agenttesla | 9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650

Analysis

max time kernel
143s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231201-en
resource tags

arch:x64arch:x86image:win10v2004-20231201-enlocale:en-usos:windows10-2004-x64system
submitted
02-12-2023 09:34

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General

Target

9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe
Size

935KB
MD5

3b339aabaf3bfb3af9d0e0887e554835
SHA1

bb2d2846e92fd0a4c5e0a2040e74a3c7cfab8d02
SHA256

9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650
SHA512

69a49929163d9c6c30630861ceb0e52fa145adfaf1deed43732298d14aabaf7c92ff46af5d14f0bd61a40677534afe63d1aa06599d91273c8846bd368e615871
SSDEEP

24576:SG+Cw0kXuGN5jQypH+jDhtscbfnbOdVSrKHm9SO:6Cw0QuGN5REhbfbmVPm

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.medicalhome.com.pe
Port:
587
Username:
[email protected]
Password:
MHinfo01
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

T1012

System Information Discovery

T1082

Processes:

9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2192493100-457715857-1189582111-1000\Control Panel\International\Geo\Nation	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe

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

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2192493100-457715857-1189582111-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\TZCld = "C:\\Users\\Admin\\AppData\\Roaming\\TZCld\\TZCld.exe"	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe

description	pid	process	target process
PID 536 set thread context of 396	536	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe

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

Processes:

schtasks.exe

pid process

3676 schtasks.exe

pid	process
3676	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exe9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe

pid	process
3584	powershell.exe
396	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe
396	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe
3584	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exe9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe

description	pid	process
Token: SeDebugPrivilege	3584	powershell.exe
Token: SeDebugPrivilege	396	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe

description	pid	process	target process
PID 536 wrote to memory of 3584	536	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe	powershell.exe
PID 536 wrote to memory of 3584	536	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe	powershell.exe
PID 536 wrote to memory of 3584	536	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe	powershell.exe
PID 536 wrote to memory of 3676	536	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe	schtasks.exe
PID 536 wrote to memory of 3676	536	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe	schtasks.exe
PID 536 wrote to memory of 3676	536	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe	schtasks.exe
PID 536 wrote to memory of 396	536	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe
PID 536 wrote to memory of 396	536	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe
PID 536 wrote to memory of 396	536	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe
PID 536 wrote to memory of 396	536	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe
PID 536 wrote to memory of 396	536	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe
PID 536 wrote to memory of 396	536	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe
PID 536 wrote to memory of 396	536	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe
PID 536 wrote to memory of 396	536	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe	9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe

C:\Users\Admin\AppData\Local\Temp\9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe
"C:\Users\Admin\AppData\Local\Temp\9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:536

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QAJeFu.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3584

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QAJeFu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp84DF.tmp"
2⤵
- Creates scheduled task(s)
PID:3676

C:\Users\Admin\AppData\Local\Temp\9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe
"C:\Users\Admin\AppData\Local\Temp\9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:396

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_i3wmuxp4.5b1.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp84DF.tmp

Filesize
1KB

MD5
1f3a6eaa82cc70afe38921450a6f5b8f

SHA1
99af2085cf150a511a29e19de518bd5f76d7017e

SHA256
96a940ad387014df5ed5e8e563f6ae9004ef96f146a29d4a4b60586c7473dfb1

SHA512
c76e8a140f7b315e4a107610b2f730a6da131bfda9e21d55d01e14adef9d018814eadea26ef45ee2e5c6edbc2b0613a9089de417295edd4dd557f6b14d1107fa

Download Submit
C:\Users\Admin\AppData\Roaming\TZCld\TZCld.exe

Filesize
935KB

MD5
3b339aabaf3bfb3af9d0e0887e554835

SHA1
bb2d2846e92fd0a4c5e0a2040e74a3c7cfab8d02

SHA256
9a1a81688bf7f92903009cceb1e592668a04048deebb264dfb5fd6c7c6fdd650

SHA512
69a49929163d9c6c30630861ceb0e52fa145adfaf1deed43732298d14aabaf7c92ff46af5d14f0bd61a40677534afe63d1aa06599d91273c8846bd368e615871

Download Submit
memory/396-73-0x00000000057F0000-0x0000000005800000-memory.dmp

Filesize
64KB

Download
memory/396-26-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download
memory/396-28-0x0000000005A40000-0x0000000005AA6000-memory.dmp

Filesize
408KB

Download
memory/396-22-0x0000000000400000-0x0000000000476000-memory.dmp

Filesize
472KB

Download
memory/396-65-0x0000000006980000-0x00000000069D0000-memory.dmp

Filesize
320KB

Download
memory/396-72-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download
memory/536-5-0x0000000004CD0000-0x0000000004CDA000-memory.dmp

Filesize
40KB

Download
memory/536-6-0x0000000004E00000-0x0000000004E9C000-memory.dmp

Filesize
624KB

Download
memory/536-9-0x0000000004DE0000-0x0000000004DEA000-memory.dmp

Filesize
40KB

Download
memory/536-0-0x0000000000050000-0x0000000000140000-memory.dmp

Filesize
960KB

Download
memory/536-8-0x0000000004DC0000-0x0000000004DC8000-memory.dmp

Filesize
32KB

Download
memory/536-20-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download
memory/536-7-0x0000000004DB0000-0x0000000004DC6000-memory.dmp

Filesize
88KB

Download
memory/536-10-0x00000000078A0000-0x0000000007950000-memory.dmp

Filesize
704KB

Download
memory/536-4-0x0000000004AB0000-0x0000000004AC0000-memory.dmp

Filesize
64KB

Download
memory/536-3-0x0000000004B10000-0x0000000004BA2000-memory.dmp

Filesize
584KB

Download
memory/536-2-0x0000000005010000-0x00000000055B4000-memory.dmp

Filesize
5.6MB

Download
memory/536-1-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download
memory/536-24-0x0000000004AB0000-0x0000000004AC0000-memory.dmp

Filesize
64KB

Download
memory/536-27-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download
memory/3584-16-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download
memory/3584-19-0x0000000005830000-0x0000000005E58000-memory.dmp

Filesize
6.2MB

Download
memory/3584-29-0x0000000005FD0000-0x0000000006036000-memory.dmp

Filesize
408KB

Download
memory/3584-39-0x0000000006220000-0x0000000006574000-memory.dmp

Filesize
3.3MB

Download
memory/3584-40-0x00000000066D0000-0x00000000066EE000-memory.dmp

Filesize
120KB

Download
memory/3584-41-0x0000000006720000-0x000000000676C000-memory.dmp

Filesize
304KB

Download
memory/3584-43-0x0000000007690000-0x00000000076C2000-memory.dmp

Filesize
200KB

Download
memory/3584-44-0x0000000070D10000-0x0000000070D5C000-memory.dmp

Filesize
304KB

Download
memory/3584-42-0x000000007F0E0000-0x000000007F0F0000-memory.dmp

Filesize
64KB

Download
memory/3584-56-0x0000000002DC0000-0x0000000002DD0000-memory.dmp

Filesize
64KB

Download
memory/3584-55-0x0000000002DC0000-0x0000000002DD0000-memory.dmp

Filesize
64KB

Download
memory/3584-54-0x0000000006CA0000-0x0000000006CBE000-memory.dmp

Filesize
120KB

Download
memory/3584-57-0x00000000078D0000-0x0000000007973000-memory.dmp

Filesize
652KB

Download
memory/3584-25-0x0000000005730000-0x0000000005752000-memory.dmp

Filesize
136KB

Download
memory/3584-60-0x0000000008040000-0x00000000086BA000-memory.dmp

Filesize
6.5MB

Download
memory/3584-61-0x0000000007A00000-0x0000000007A1A000-memory.dmp

Filesize
104KB

Download
memory/3584-62-0x0000000007A70000-0x0000000007A7A000-memory.dmp

Filesize
40KB

Download
memory/3584-63-0x0000000007C80000-0x0000000007D16000-memory.dmp

Filesize
600KB

Download
memory/3584-64-0x0000000007C00000-0x0000000007C11000-memory.dmp

Filesize
68KB

Download
memory/3584-21-0x0000000002DC0000-0x0000000002DD0000-memory.dmp

Filesize
64KB

Download
memory/3584-66-0x0000000007C30000-0x0000000007C3E000-memory.dmp

Filesize
56KB

Download
memory/3584-67-0x0000000007C40000-0x0000000007C54000-memory.dmp

Filesize
80KB

Download
memory/3584-68-0x0000000007D40000-0x0000000007D5A000-memory.dmp

Filesize
104KB

Download
memory/3584-69-0x0000000007D20000-0x0000000007D28000-memory.dmp

Filesize
32KB

Download
memory/3584-71-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download
memory/3584-17-0x0000000002DC0000-0x0000000002DD0000-memory.dmp

Filesize
64KB

Download
memory/3584-15-0x0000000002DD0000-0x0000000002E06000-memory.dmp

Filesize
216KB

Download