agenttesla | eeff87f3b345b9b42f721cfdd82fa81e229c7599ef4a24d3af914e2740a7a44c

Analysis

max time kernel
135s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2023 02:01

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General

Target

231121-13-AgentTesla-4c625e.exe
Size

577KB
MD5

4721986a88a38d500972e57da76ab6db
SHA1

4c625e44c38bcfa8fa264dc6f6ed681b591af667
SHA256

2feaaa1d5cd1e65708b153c9783e6b5eb66c03d6048ffb7e656f543806536bcd
SHA512

64edd2d5b6b5d9b40921195aeb9f25480d919e649a57e30b0cc5eabafb903bece1f56911fa2532a38de67735b423140296ede7e57f16225a331a27f165f116f9
SSDEEP

12288:NvCelFxzNH7FKIRJkKct1soZEU8pxrHwCiSBpwSc:NqeJ7TJkVsQJ8HrwCiSDo

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.dynamicconsultinglogistics.ma
Port:
587
Username:
[email protected]
Password:
Laanaya@2022
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:

231121-13-AgentTesla-4c625e.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Control Panel\International\Geo\Nation	231121-13-AgentTesla-4c625e.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\KLgJsl = "C:\\Users\\Admin\\AppData\\Roaming\\KLgJsl\\KLgJsl.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

231121-13-AgentTesla-4c625e.exe

description pid process target process

PID 3900 set thread context of 2640 3900 231121-13-AgentTesla-4c625e.exe RegSvcs.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

884 schtasks.exe

description	pid	process	target process
PID 3900 set thread context of 2640	3900	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe

pid	process
884	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

Processes:

231121-13-AgentTesla-4c625e.exepowershell.exepowershell.exeRegSvcs.exe

pid	process
3900	231121-13-AgentTesla-4c625e.exe
3900	231121-13-AgentTesla-4c625e.exe
2028	powershell.exe
2028	powershell.exe
2296	powershell.exe
2296	powershell.exe
3900	231121-13-AgentTesla-4c625e.exe
3900	231121-13-AgentTesla-4c625e.exe
2640	RegSvcs.exe
2640	RegSvcs.exe
2640	RegSvcs.exe
2028	powershell.exe
2296	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

231121-13-AgentTesla-4c625e.exepowershell.exepowershell.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	3900	231121-13-AgentTesla-4c625e.exe
Token: SeDebugPrivilege	2028	powershell.exe
Token: SeDebugPrivilege	2296	powershell.exe
Token: SeDebugPrivilege	2640	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

231121-13-AgentTesla-4c625e.exe

description	pid	process	target process
PID 3900 wrote to memory of 2028	3900	231121-13-AgentTesla-4c625e.exe	powershell.exe
PID 3900 wrote to memory of 2028	3900	231121-13-AgentTesla-4c625e.exe	powershell.exe
PID 3900 wrote to memory of 2028	3900	231121-13-AgentTesla-4c625e.exe	powershell.exe
PID 3900 wrote to memory of 2296	3900	231121-13-AgentTesla-4c625e.exe	powershell.exe
PID 3900 wrote to memory of 2296	3900	231121-13-AgentTesla-4c625e.exe	powershell.exe
PID 3900 wrote to memory of 2296	3900	231121-13-AgentTesla-4c625e.exe	powershell.exe
PID 3900 wrote to memory of 884	3900	231121-13-AgentTesla-4c625e.exe	schtasks.exe
PID 3900 wrote to memory of 884	3900	231121-13-AgentTesla-4c625e.exe	schtasks.exe
PID 3900 wrote to memory of 884	3900	231121-13-AgentTesla-4c625e.exe	schtasks.exe
PID 3900 wrote to memory of 2640	3900	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe
PID 3900 wrote to memory of 2640	3900	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe
PID 3900 wrote to memory of 2640	3900	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe
PID 3900 wrote to memory of 2640	3900	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe
PID 3900 wrote to memory of 2640	3900	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe
PID 3900 wrote to memory of 2640	3900	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe
PID 3900 wrote to memory of 2640	3900	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe
PID 3900 wrote to memory of 2640	3900	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\231121-13-AgentTesla-4c625e.exe
"C:\Users\Admin\AppData\Local\Temp\231121-13-AgentTesla-4c625e.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3900
- 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\231121-13-AgentTesla-4c625e.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2028
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BWOZGBnnySSufj.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2296
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BWOZGBnnySSufj" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC85C.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:884
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2640

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

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Email Collection

T1114

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
6a1095eac82f9e91612682d08ec64658

SHA1
549217c668d2742acac371abb9e3934650cd91ef

SHA256
07722188cf156b88ead7e077f42ab10d069c567f863a9b8f63e91909272e756e

SHA512
d2d8f28c5d19d68a4c6427cf2ed86943910e226a06da2e1fba05e34a65b756bac50ab6e827ed745153d66ad680fc26721a2a4a206a0915a38775d002553906c2

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3m5zgay1.cnx.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC85C.tmp

Filesize
1KB

MD5
d059952c45636cf5e4192fa8b99d0b58

SHA1
5921c6916e877a4c6a11f81bedb93860ae6e1bdc

SHA256
f4fc3dd40c8e6bcfce0756bbbb19a57a1d8619e682a6bf87382b51a2ab6c7eb3

SHA512
56c08ae11c75c4b25f8b129469ef7c60bf06f015e258d8f6115e1655cf7c7e9824b917705023360bb186fd7f737fc78e7572a215178186aff69ee63ab89cf3cf

Download Submit
memory/2028-83-0x0000000007900000-0x000000000790A000-memory.dmp

Filesize
40KB

Download
memory/2028-96-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/2028-90-0x0000000007BB0000-0x0000000007BB8000-memory.dmp

Filesize
32KB

Download
memory/2028-52-0x0000000006580000-0x000000000659E000-memory.dmp

Filesize
120KB

Download
memory/2028-88-0x0000000007AD0000-0x0000000007AE4000-memory.dmp

Filesize
80KB

Download
memory/2028-87-0x0000000007AC0000-0x0000000007ACE000-memory.dmp

Filesize
56KB

Download
memory/2028-84-0x0000000007B10000-0x0000000007BA6000-memory.dmp

Filesize
600KB

Download
memory/2028-81-0x0000000007ED0000-0x000000000854A000-memory.dmp

Filesize
6.5MB

Download
memory/2028-82-0x0000000007890000-0x00000000078AA000-memory.dmp

Filesize
104KB

Download
memory/2028-17-0x0000000002C60000-0x0000000002C96000-memory.dmp

Filesize
216KB

Download
memory/2028-18-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/2028-19-0x0000000005780000-0x0000000005DA8000-memory.dmp

Filesize
6.2MB

Download
memory/2028-20-0x0000000002D70000-0x0000000002D80000-memory.dmp

Filesize
64KB

Download
memory/2028-68-0x0000000006B40000-0x0000000006B5E000-memory.dmp

Filesize
120KB

Download
memory/2028-57-0x0000000006B60000-0x0000000006B92000-memory.dmp

Filesize
200KB

Download
memory/2028-58-0x0000000070BC0000-0x0000000070C0C000-memory.dmp

Filesize
304KB

Download
memory/2028-26-0x0000000005E60000-0x0000000005EC6000-memory.dmp

Filesize
408KB

Download
memory/2028-56-0x000000007F360000-0x000000007F370000-memory.dmp

Filesize
64KB

Download
memory/2028-28-0x0000000005F40000-0x0000000005FA6000-memory.dmp

Filesize
408KB

Download
memory/2028-27-0x0000000002D70000-0x0000000002D80000-memory.dmp

Filesize
64KB

Download
memory/2028-22-0x0000000005590000-0x00000000055B2000-memory.dmp

Filesize
136KB

Download
memory/2028-54-0x0000000002D70000-0x0000000002D80000-memory.dmp

Filesize
64KB

Download
memory/2028-53-0x0000000006950000-0x000000000699C000-memory.dmp

Filesize
304KB

Download
memory/2296-23-0x00000000025E0000-0x00000000025F0000-memory.dmp

Filesize
64KB

Download
memory/2296-97-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/2296-85-0x00000000073E0000-0x00000000073F1000-memory.dmp

Filesize
68KB

Download
memory/2296-89-0x0000000007540000-0x000000000755A000-memory.dmp

Filesize
104KB

Download
memory/2296-43-0x00000000058F0000-0x0000000005C44000-memory.dmp

Filesize
3.3MB

Download
memory/2296-79-0x00000000070E0000-0x0000000007183000-memory.dmp

Filesize
652KB

Download
memory/2296-55-0x00000000025E0000-0x00000000025F0000-memory.dmp

Filesize
64KB

Download
memory/2296-69-0x0000000070BC0000-0x0000000070C0C000-memory.dmp

Filesize
304KB

Download
memory/2296-24-0x00000000025E0000-0x00000000025F0000-memory.dmp

Filesize
64KB

Download
memory/2296-21-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/2640-48-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2640-51-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/2640-98-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/2640-86-0x0000000005E70000-0x0000000005EC0000-memory.dmp

Filesize
320KB

Download
memory/2640-99-0x0000000005160000-0x0000000005170000-memory.dmp

Filesize
64KB

Download
memory/3900-0-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/3900-10-0x0000000006E60000-0x0000000006EDC000-memory.dmp

Filesize
496KB

Download
memory/3900-11-0x0000000008230000-0x00000000082CC000-memory.dmp

Filesize
624KB

Download
memory/3900-12-0x00000000059F0000-0x0000000005A00000-memory.dmp

Filesize
64KB

Download
memory/3900-9-0x0000000005A50000-0x0000000005A5A000-memory.dmp

Filesize
40KB

Download
memory/3900-50-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/3900-5-0x0000000005820000-0x000000000582A000-memory.dmp

Filesize
40KB

Download
memory/3900-6-0x0000000005A10000-0x0000000005A20000-memory.dmp

Filesize
64KB

Download
memory/3900-2-0x0000000005E60000-0x0000000006404000-memory.dmp

Filesize
5.6MB

Download
memory/3900-1-0x0000000000CE0000-0x0000000000D76000-memory.dmp

Filesize
600KB

Download
memory/3900-4-0x00000000059F0000-0x0000000005A00000-memory.dmp

Filesize
64KB

Download
memory/3900-3-0x0000000005780000-0x0000000005812000-memory.dmp

Filesize
584KB

Download
memory/3900-7-0x00000000744F0000-0x0000000074CA0000-memory.dmp

Filesize
7.7MB

Download
memory/3900-8-0x0000000005A40000-0x0000000005A48000-memory.dmp

Filesize
32KB

Download