agenttesla | eeff87f3b345b9b42f721cfdd82fa81e229c7599ef4a24d3af914e2740a7a44c

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\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-1-5-21-3618187007-3650799920-3290345941-1000\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 2988 set thread context of 2712 2988 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

2616 schtasks.exe

description	pid	process	target process
PID 2988 set thread context of 2712	2988	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe

pid	process
2616	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

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

pid	process
2988	231121-13-AgentTesla-4c625e.exe
2988	231121-13-AgentTesla-4c625e.exe
2640	powershell.exe
2752	powershell.exe
2988	231121-13-AgentTesla-4c625e.exe
2988	231121-13-AgentTesla-4c625e.exe
2712	RegSvcs.exe
2712	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

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

description	pid	process
Token: SeDebugPrivilege	2988	231121-13-AgentTesla-4c625e.exe
Token: SeDebugPrivilege	2640	powershell.exe
Token: SeDebugPrivilege	2752	powershell.exe
Token: SeDebugPrivilege	2712	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

231121-13-AgentTesla-4c625e.exe

description	pid	process	target process
PID 2988 wrote to memory of 2640	2988	231121-13-AgentTesla-4c625e.exe	powershell.exe
PID 2988 wrote to memory of 2640	2988	231121-13-AgentTesla-4c625e.exe	powershell.exe
PID 2988 wrote to memory of 2640	2988	231121-13-AgentTesla-4c625e.exe	powershell.exe
PID 2988 wrote to memory of 2640	2988	231121-13-AgentTesla-4c625e.exe	powershell.exe
PID 2988 wrote to memory of 2752	2988	231121-13-AgentTesla-4c625e.exe	powershell.exe
PID 2988 wrote to memory of 2752	2988	231121-13-AgentTesla-4c625e.exe	powershell.exe
PID 2988 wrote to memory of 2752	2988	231121-13-AgentTesla-4c625e.exe	powershell.exe
PID 2988 wrote to memory of 2752	2988	231121-13-AgentTesla-4c625e.exe	powershell.exe
PID 2988 wrote to memory of 2616	2988	231121-13-AgentTesla-4c625e.exe	schtasks.exe
PID 2988 wrote to memory of 2616	2988	231121-13-AgentTesla-4c625e.exe	schtasks.exe
PID 2988 wrote to memory of 2616	2988	231121-13-AgentTesla-4c625e.exe	schtasks.exe
PID 2988 wrote to memory of 2616	2988	231121-13-AgentTesla-4c625e.exe	schtasks.exe
PID 2988 wrote to memory of 2712	2988	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe
PID 2988 wrote to memory of 2712	2988	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe
PID 2988 wrote to memory of 2712	2988	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe
PID 2988 wrote to memory of 2712	2988	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe
PID 2988 wrote to memory of 2712	2988	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe
PID 2988 wrote to memory of 2712	2988	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe
PID 2988 wrote to memory of 2712	2988	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe
PID 2988 wrote to memory of 2712	2988	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe
PID 2988 wrote to memory of 2712	2988	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe
PID 2988 wrote to memory of 2712	2988	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe
PID 2988 wrote to memory of 2712	2988	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe
PID 2988 wrote to memory of 2712	2988	231121-13-AgentTesla-4c625e.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\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-1-5-21-3618187007-3650799920-3290345941-1000\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⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2988
- 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:2640
- 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:2752
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BWOZGBnnySSufj" /XML "C:\Users\Admin\AppData\Local\Temp\tmp98E5.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2616
- 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:2712

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

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\Temp\tmp98E5.tmp

Filesize
1KB

MD5
1bec6c5ce4de2ceb6f190f445b94ee08

SHA1
f7783b4bc73206d240ea91ec7d7829a2c8dfd74a

SHA256
2d6669077ac9fd783e63840a9aa12f165a37df43e8c917b6ec933d074e99a24c

SHA512
908470d2cd0c53432153f4e69189d26726c9761e74302123d4124b82810fc1ca0504775b3972f78f508fb2bf370f95a79acb4eca7c966d69758fa616a58cdd9a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\8I95LM11NEF5HIBW2HYH.temp

Filesize
7KB

MD5
37d1c73bff214f89ac4b5c1b5a8266d2

SHA1
480639d9c78d4181b708e49db1386e95ba6afe70

SHA256
4c9f01cef2381e75f2ea97122f3466497503df8f6ddafee44bbc17660f1ebd5f

SHA512
790f7c93188cddc0f76bedb806eb0afca3d7a1f49f5abf3bc8c2969f274f43a98bf9209e255b75ebb8d6112bb3eda884a4c272fe4e844248913235b2510e6fa6

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
37d1c73bff214f89ac4b5c1b5a8266d2

SHA1
480639d9c78d4181b708e49db1386e95ba6afe70

SHA256
4c9f01cef2381e75f2ea97122f3466497503df8f6ddafee44bbc17660f1ebd5f

SHA512
790f7c93188cddc0f76bedb806eb0afca3d7a1f49f5abf3bc8c2969f274f43a98bf9209e255b75ebb8d6112bb3eda884a4c272fe4e844248913235b2510e6fa6

Download Submit
memory/2640-50-0x000000006DEC0000-0x000000006E46B000-memory.dmp

Filesize
5.7MB

Download
memory/2640-31-0x0000000002390000-0x00000000023D0000-memory.dmp

Filesize
256KB

Download
memory/2640-35-0x0000000002390000-0x00000000023D0000-memory.dmp

Filesize
256KB

Download
memory/2640-30-0x000000006DEC0000-0x000000006E46B000-memory.dmp

Filesize
5.7MB

Download
memory/2640-26-0x0000000002390000-0x00000000023D0000-memory.dmp

Filesize
256KB

Download
memory/2640-23-0x000000006DEC0000-0x000000006E46B000-memory.dmp

Filesize
5.7MB

Download
memory/2712-32-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2712-45-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2712-53-0x0000000004A70000-0x0000000004AB0000-memory.dmp

Filesize
256KB

Download
memory/2712-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2712-52-0x00000000742F0000-0x00000000749DE000-memory.dmp

Filesize
6.9MB

Download
memory/2712-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2712-48-0x0000000004A70000-0x0000000004AB0000-memory.dmp

Filesize
256KB

Download
memory/2712-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2712-46-0x00000000742F0000-0x00000000749DE000-memory.dmp

Filesize
6.9MB

Download
memory/2712-43-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2712-40-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2712-36-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2752-49-0x000000006DEC0000-0x000000006E46B000-memory.dmp

Filesize
5.7MB

Download
memory/2752-33-0x0000000000200000-0x0000000000240000-memory.dmp

Filesize
256KB

Download
memory/2752-20-0x000000006DEC0000-0x000000006E46B000-memory.dmp

Filesize
5.7MB

Download
memory/2752-27-0x0000000000200000-0x0000000000240000-memory.dmp

Filesize
256KB

Download
memory/2752-38-0x000000006DEC0000-0x000000006E46B000-memory.dmp

Filesize
5.7MB

Download
memory/2752-41-0x0000000000200000-0x0000000000240000-memory.dmp

Filesize
256KB

Download
memory/2988-0-0x0000000000F40000-0x0000000000FD6000-memory.dmp

Filesize
600KB

Download
memory/2988-19-0x00000000742F0000-0x00000000749DE000-memory.dmp

Filesize
6.9MB

Download
memory/2988-3-0x0000000000230000-0x0000000000240000-memory.dmp

Filesize
64KB

Download
memory/2988-4-0x0000000000470000-0x0000000000478000-memory.dmp

Filesize
32KB

Download
memory/2988-5-0x0000000000480000-0x000000000048A000-memory.dmp

Filesize
40KB

Download
memory/2988-47-0x00000000742F0000-0x00000000749DE000-memory.dmp

Filesize
6.9MB

Download
memory/2988-39-0x0000000004FB0000-0x0000000004FF0000-memory.dmp

Filesize
256KB

Download
memory/2988-1-0x00000000742F0000-0x00000000749DE000-memory.dmp

Filesize
6.9MB

Download
memory/2988-6-0x0000000000C30000-0x0000000000CAC000-memory.dmp

Filesize
496KB

Download
memory/2988-2-0x0000000004FB0000-0x0000000004FF0000-memory.dmp

Filesize
256KB

Download