agenttesla | 7c8aaa88dd30f1b0301e3aaf0da58cdea2dfa56c0eb3b35b68123ecdefdf59e9

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231025-en
resource tags

arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system
submitted
01-11-2023 15:03

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General

Target

15e7399aea87f41dcdc536b93452f3b6.exe
Size

761KB
MD5

15e7399aea87f41dcdc536b93452f3b6
SHA1

ab65c8a4d6f1ee3a36b29c42178fd1cd3e59d3d3
SHA256

8e42f5b252ac7d0ef6ab0985047472855d8bd76667bf62ca6f13d0a6c2cb6bdf
SHA512

d043b18983aa0e940443901fe366a203e29d7f57052048d43ddcc41a3a91eab1e11c431b0cfa20dfdcd92e2cca6511773b20113b452c67d2e3525c14891435a6
SSDEEP

6144:JzbGXY50DD9OGs84LP5j5pJJKbWYp3oSlzTPtVhb3W8gDsfii1tCVZS51SKiD+fE:F3gsF1HPgWab3WC1tGGSzD+fF4hRbe

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-1-5-21-177160434-2093019976-369403398-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-177160434-2093019976-369403398-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-177160434-2093019976-369403398-1000\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
46	api.ipify.org
54	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4592 set thread context of 3400	4592	15e7399aea87f41dcdc536b93452f3b6.exe	94

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
4592	15e7399aea87f41dcdc536b93452f3b6.exe
4592	15e7399aea87f41dcdc536b93452f3b6.exe
4592	15e7399aea87f41dcdc536b93452f3b6.exe
3400	RegSvcs.exe
3400	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4592	15e7399aea87f41dcdc536b93452f3b6.exe
Token: SeDebugPrivilege	3400	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4592 wrote to memory of 4296	4592	15e7399aea87f41dcdc536b93452f3b6.exe	93
PID 4592 wrote to memory of 4296	4592	15e7399aea87f41dcdc536b93452f3b6.exe	93
PID 4592 wrote to memory of 4296	4592	15e7399aea87f41dcdc536b93452f3b6.exe	93
PID 4592 wrote to memory of 3400	4592	15e7399aea87f41dcdc536b93452f3b6.exe	94
PID 4592 wrote to memory of 3400	4592	15e7399aea87f41dcdc536b93452f3b6.exe	94
PID 4592 wrote to memory of 3400	4592	15e7399aea87f41dcdc536b93452f3b6.exe	94
PID 4592 wrote to memory of 3400	4592	15e7399aea87f41dcdc536b93452f3b6.exe	94
PID 4592 wrote to memory of 3400	4592	15e7399aea87f41dcdc536b93452f3b6.exe	94
PID 4592 wrote to memory of 3400	4592	15e7399aea87f41dcdc536b93452f3b6.exe	94
PID 4592 wrote to memory of 3400	4592	15e7399aea87f41dcdc536b93452f3b6.exe	94
PID 4592 wrote to memory of 3400	4592	15e7399aea87f41dcdc536b93452f3b6.exe	94

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-177160434-2093019976-369403398-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-177160434-2093019976-369403398-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\15e7399aea87f41dcdc536b93452f3b6.exe
"C:\Users\Admin\AppData\Local\Temp\15e7399aea87f41dcdc536b93452f3b6.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4592
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  PID:4296
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3400

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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/3400-12-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3400-21-0x0000000006E00000-0x0000000006FC2000-memory.dmp

Filesize
1.8MB

Download
memory/3400-20-0x0000000006BE0000-0x0000000006C30000-memory.dmp

Filesize
320KB

Download
memory/3400-19-0x0000000005600000-0x0000000005610000-memory.dmp

Filesize
64KB

Download
memory/3400-18-0x0000000074FE0000-0x0000000075790000-memory.dmp

Filesize
7.7MB

Download
memory/3400-17-0x0000000005610000-0x0000000005676000-memory.dmp

Filesize
408KB

Download
memory/3400-16-0x0000000005600000-0x0000000005610000-memory.dmp

Filesize
64KB

Download
memory/3400-15-0x0000000074FE0000-0x0000000075790000-memory.dmp

Filesize
7.7MB

Download
memory/4592-5-0x0000000005160000-0x0000000005170000-memory.dmp

Filesize
64KB

Download
memory/4592-9-0x00000000026B0000-0x00000000026C4000-memory.dmp

Filesize
80KB

Download
memory/4592-10-0x00000000066F0000-0x000000000676E000-memory.dmp

Filesize
504KB

Download
memory/4592-11-0x0000000006B70000-0x0000000006BA0000-memory.dmp

Filesize
192KB

Download
memory/4592-8-0x0000000005160000-0x0000000005170000-memory.dmp

Filesize
64KB

Download
memory/4592-14-0x0000000074FE0000-0x0000000075790000-memory.dmp

Filesize
7.7MB

Download
memory/4592-7-0x0000000074FE0000-0x0000000075790000-memory.dmp

Filesize
7.7MB

Download
memory/4592-6-0x0000000004E20000-0x0000000004E2A000-memory.dmp

Filesize
40KB

Download
memory/4592-0-0x0000000074FE0000-0x0000000075790000-memory.dmp

Filesize
7.7MB

Download
memory/4592-4-0x0000000004F60000-0x0000000004FFC000-memory.dmp

Filesize
624KB

Download
memory/4592-3-0x0000000004EC0000-0x0000000004F52000-memory.dmp

Filesize
584KB

Download
memory/4592-2-0x00000000053D0000-0x0000000005974000-memory.dmp

Filesize
5.6MB

Download
memory/4592-1-0x0000000000360000-0x0000000000424000-memory.dmp

Filesize
784KB

Download