agenttesla | 7c7f9ae1d71a95b779a925978f758b9adb405a4af9ed61741fe8837bd5dca4e4

Analysis

max time kernel
137s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
31-03-2023 10:14

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General

Target

IV22200102 30-03-2023.exe
Size

677KB
MD5

9a73ed7acebb4aa4df0f6cb3f2c66881
SHA1

2273f16a60a07707d55c6697b63f52162d5fca8c
SHA256

285c3ffd2b6cdd180ee0a3371f12f6a0ffb4a77ffc7a811f242749f68722242c
SHA512

39407b0132fe24cd93fb9fa992c4e66090d0adb2132848648bf77237cc78c23d678f1bce9e948c6818554f7a214fc8f5e97f40533fb4b91477b80adb21287af7
SSDEEP

12288:kKPFSPlpTCyywVhs9PNSWPAoer7/iEUL07zMtk7R:kiFSnT0wVuDTrOxUL07zB1

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.exceltruea.com
Port:
587
Username:
[email protected]
Password:
bl es si ng 2 0 2 3
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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\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
31	api.ipify.org
30	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2612 set thread context of 3172	2612	IV22200102 30-03-2023.exe	91

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2612	IV22200102 30-03-2023.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2612	IV22200102 30-03-2023.exe
Token: SeDebugPrivilege	3172	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2612 wrote to memory of 3172	2612	IV22200102 30-03-2023.exe	91
PID 2612 wrote to memory of 3172	2612	IV22200102 30-03-2023.exe	91
PID 2612 wrote to memory of 3172	2612	IV22200102 30-03-2023.exe	91
PID 2612 wrote to memory of 3172	2612	IV22200102 30-03-2023.exe	91
PID 2612 wrote to memory of 3172	2612	IV22200102 30-03-2023.exe	91
PID 2612 wrote to memory of 3172	2612	IV22200102 30-03-2023.exe	91
PID 2612 wrote to memory of 3172	2612	IV22200102 30-03-2023.exe	91
PID 2612 wrote to memory of 3172	2612	IV22200102 30-03-2023.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\IV22200102 30-03-2023.exe
"C:\Users\Admin\AppData\Local\Temp\IV22200102 30-03-2023.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2612
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3172

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2612-133-0x00000000005F0000-0x000000000069E000-memory.dmp

Filesize
696KB

Download
memory/2612-134-0x00000000055A0000-0x0000000005B44000-memory.dmp

Filesize
5.6MB

Download
memory/2612-135-0x0000000005090000-0x0000000005122000-memory.dmp

Filesize
584KB

Download
memory/2612-136-0x0000000005130000-0x00000000051CC000-memory.dmp

Filesize
624KB

Download
memory/2612-137-0x0000000005040000-0x000000000504A000-memory.dmp

Filesize
40KB

Download
memory/2612-138-0x0000000005050000-0x0000000005060000-memory.dmp

Filesize
64KB

Download
memory/2612-139-0x0000000005050000-0x0000000005060000-memory.dmp

Filesize
64KB

Download
memory/3172-140-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3172-142-0x00000000055F0000-0x0000000005656000-memory.dmp

Filesize
408KB

Download
memory/3172-143-0x0000000005730000-0x0000000005740000-memory.dmp

Filesize
64KB

Download
memory/3172-144-0x0000000007000000-0x0000000007050000-memory.dmp

Filesize
320KB

Download
memory/3172-145-0x0000000007220000-0x00000000073E2000-memory.dmp

Filesize
1.8MB

Download
memory/3172-146-0x0000000005730000-0x0000000005740000-memory.dmp

Filesize
64KB

Download