agenttesla | 9bdb5db36a0d82f4cbdc06a3cec49c6ba164be2b7c62e236d3b4ee3c5ebd73a1

General

Target

AWB #3827747403.exe
Size

967KB
MD5

85e3d11ed86882201474adead2d4b102
SHA1

05348ce84bc06ef24aa4ac35ad35e80cb8725565
SHA256

9bdb5db36a0d82f4cbdc06a3cec49c6ba164be2b7c62e236d3b4ee3c5ebd73a1
SHA512

542ee81c4a37e0f531193e26ab13cec295f57b9656d49616216c7f6e44c254e4aadfa0b8917b270db0364086d83346939382d1be844df752ca989c2814031cac
SSDEEP

12288:Z3yifFlLKHFjcsqUWv2ir0ZNKgjMOQKf5pV2cZD1+RLQT+OGzd70BmuFfJxUWbde:dyiFvTOKgIO7BD2cpdid70BDrSWbrc

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
marcellinus360

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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2000 set thread context of 1032	2000	AWB #3827747403.exe	31

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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

T1053

pid	Process
472	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1768	powershell.exe
1032	RegSvcs.exe
1032	RegSvcs.exe
1032	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1768	powershell.exe
Token: SeDebugPrivilege	1032	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1032	RegSvcs.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2000 wrote to memory of 1768	2000	AWB #3827747403.exe	27
PID 2000 wrote to memory of 1768	2000	AWB #3827747403.exe	27
PID 2000 wrote to memory of 1768	2000	AWB #3827747403.exe	27
PID 2000 wrote to memory of 1768	2000	AWB #3827747403.exe	27
PID 2000 wrote to memory of 472	2000	AWB #3827747403.exe	29
PID 2000 wrote to memory of 472	2000	AWB #3827747403.exe	29
PID 2000 wrote to memory of 472	2000	AWB #3827747403.exe	29
PID 2000 wrote to memory of 472	2000	AWB #3827747403.exe	29
PID 2000 wrote to memory of 1032	2000	AWB #3827747403.exe	31
PID 2000 wrote to memory of 1032	2000	AWB #3827747403.exe	31
PID 2000 wrote to memory of 1032	2000	AWB #3827747403.exe	31
PID 2000 wrote to memory of 1032	2000	AWB #3827747403.exe	31
PID 2000 wrote to memory of 1032	2000	AWB #3827747403.exe	31
PID 2000 wrote to memory of 1032	2000	AWB #3827747403.exe	31
PID 2000 wrote to memory of 1032	2000	AWB #3827747403.exe	31
PID 2000 wrote to memory of 1032	2000	AWB #3827747403.exe	31
PID 2000 wrote to memory of 1032	2000	AWB #3827747403.exe	31
PID 2000 wrote to memory of 1032	2000	AWB #3827747403.exe	31
PID 2000 wrote to memory of 1032	2000	AWB #3827747403.exe	31
PID 2000 wrote to memory of 1032	2000	AWB #3827747403.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\AWB #3827747403.exe
"C:\Users\Admin\AppData\Local\Temp\AWB #3827747403.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2000
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vUIJPhtxAlbHr.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1768
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vUIJPhtxAlbHr" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCBD8.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:472
- 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
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:1032

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmpCBD8.tmp

Filesize
1KB

MD5
1bcdfe55e70845afd870031c2a0c8fd0

SHA1
804db570905dda7ec2b3ea10be32a1cb3604906e

SHA256
08ce5082e457ed1e36965ffba0545c2e5dda0c6c5f4dcb6cda20c02b8853b8b3

SHA512
e34b8814f76bbed6dc474896a575b24e4df3a9a6754ab492b40f9c1ec9919d9022a7de24697a35b71b14a78bda04835420455cffaf9f1e1788678ee3a3052bff

Download Submit
memory/1032-70-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1032-75-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1032-101-0x0000000004D70000-0x0000000004DB0000-memory.dmp

Filesize
256KB

Download
memory/1032-100-0x0000000004D70000-0x0000000004DB0000-memory.dmp

Filesize
256KB

Download
memory/1032-79-0x0000000004D70000-0x0000000004DB0000-memory.dmp

Filesize
256KB

Download
memory/1032-77-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1032-67-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1032-68-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1032-69-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1032-71-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1032-72-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1768-73-0x0000000002870000-0x00000000028B0000-memory.dmp

Filesize
256KB

Download
memory/1768-78-0x0000000002870000-0x00000000028B0000-memory.dmp

Filesize
256KB

Download
memory/2000-58-0x0000000007A00000-0x0000000007AB8000-memory.dmp

Filesize
736KB

Download
memory/2000-56-0x00000000072F0000-0x0000000007330000-memory.dmp

Filesize
256KB

Download
memory/2000-66-0x0000000000560000-0x00000000005A0000-memory.dmp

Filesize
256KB

Download
memory/2000-55-0x00000000003A0000-0x00000000003B4000-memory.dmp

Filesize
80KB

Download
memory/2000-54-0x0000000000800000-0x00000000008F6000-memory.dmp

Filesize
984KB

Download
memory/2000-57-0x00000000004C0000-0x00000000004CC000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads