agenttesla | 7c8aaa88dd30f1b0301e3aaf0da58cdea2dfa56c0eb3b35b68123ecdefdf59e9

Analysis

max time kernel
122s
max time network
140s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
01/11/2023, 15:03

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General

Target

18b4f16f04c2c21d6be60206341f337c.exe
Size

858KB
MD5

18b4f16f04c2c21d6be60206341f337c
SHA1

4f6741b4059c3b72221e2bf85c20a85b7920f779
SHA256

689da1b41af4cdc8b90eb21f861115688ffc44555d7a5c7de13b38e36f041c4a
SHA512

c3e498860cdde07d1fa3311c9168142ff100f529430ebfc119e83c7f7831c01b01aa4cdb5604db4cb47ca284e9b0a594468f481e7196b0f4514c5babf1840059
SSDEEP

12288:KwcvG73htU7/2eQ1x9lD9fxxZg9JIfJ2oiMlZWIRljyzAEuiQr9LjJhodEyOabBw:KwgG1tCueiLWJknmzIiQFkKU1S

Score

10^/10

agenttesla zgrat collection keylogger rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.noahotel.gr
Port:
587
Username:
[email protected]
Password:
noapremiumstay2020@
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

Detect ZGRat V1 1 IoCs

resource	yara_rule
behavioral5/memory/1948-7-0x00000000009F0000-0x0000000000A5A000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	18b4f16f04c2c21d6be60206341f337c.exe
Key opened	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	18b4f16f04c2c21d6be60206341f337c.exe
Key opened	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	18b4f16f04c2c21d6be60206341f337c.exe

Looks up external IP address via web service 1 IoCs

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

flow	ioc
2	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1948 set thread context of 2824	1948	18b4f16f04c2c21d6be60206341f337c.exe	30

Suspicious behavior: EnumeratesProcesses 19 IoCs

pid	Process
1948	18b4f16f04c2c21d6be60206341f337c.exe
1948	18b4f16f04c2c21d6be60206341f337c.exe
1948	18b4f16f04c2c21d6be60206341f337c.exe
1948	18b4f16f04c2c21d6be60206341f337c.exe
1948	18b4f16f04c2c21d6be60206341f337c.exe
1948	18b4f16f04c2c21d6be60206341f337c.exe
1948	18b4f16f04c2c21d6be60206341f337c.exe
1948	18b4f16f04c2c21d6be60206341f337c.exe
1948	18b4f16f04c2c21d6be60206341f337c.exe
1948	18b4f16f04c2c21d6be60206341f337c.exe
1948	18b4f16f04c2c21d6be60206341f337c.exe
1948	18b4f16f04c2c21d6be60206341f337c.exe
1948	18b4f16f04c2c21d6be60206341f337c.exe
1948	18b4f16f04c2c21d6be60206341f337c.exe
1948	18b4f16f04c2c21d6be60206341f337c.exe
1948	18b4f16f04c2c21d6be60206341f337c.exe
1948	18b4f16f04c2c21d6be60206341f337c.exe
2824	18b4f16f04c2c21d6be60206341f337c.exe
2824	18b4f16f04c2c21d6be60206341f337c.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1948	18b4f16f04c2c21d6be60206341f337c.exe
Token: SeDebugPrivilege	2824	18b4f16f04c2c21d6be60206341f337c.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2824	18b4f16f04c2c21d6be60206341f337c.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 2824	1948	18b4f16f04c2c21d6be60206341f337c.exe	30
PID 1948 wrote to memory of 2824	1948	18b4f16f04c2c21d6be60206341f337c.exe	30
PID 1948 wrote to memory of 2824	1948	18b4f16f04c2c21d6be60206341f337c.exe	30
PID 1948 wrote to memory of 2824	1948	18b4f16f04c2c21d6be60206341f337c.exe	30
PID 1948 wrote to memory of 2824	1948	18b4f16f04c2c21d6be60206341f337c.exe	30
PID 1948 wrote to memory of 2824	1948	18b4f16f04c2c21d6be60206341f337c.exe	30
PID 1948 wrote to memory of 2824	1948	18b4f16f04c2c21d6be60206341f337c.exe	30
PID 1948 wrote to memory of 2824	1948	18b4f16f04c2c21d6be60206341f337c.exe	30
PID 1948 wrote to memory of 2824	1948	18b4f16f04c2c21d6be60206341f337c.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	18b4f16f04c2c21d6be60206341f337c.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	18b4f16f04c2c21d6be60206341f337c.exe

C:\Users\Admin\AppData\Local\Temp\18b4f16f04c2c21d6be60206341f337c.exe
"C:\Users\Admin\AppData\Local\Temp\18b4f16f04c2c21d6be60206341f337c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1948
- C:\Users\Admin\AppData\Local\Temp\18b4f16f04c2c21d6be60206341f337c.exe
  "C:\Users\Admin\AppData\Local\Temp\18b4f16f04c2c21d6be60206341f337c.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2824

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1948-0-0x0000000000AC0000-0x0000000000B9C000-memory.dmp

Filesize
880KB

Download
memory/1948-1-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Filesize
6.9MB

Download
memory/1948-2-0x0000000004E40000-0x0000000004E80000-memory.dmp

Filesize
256KB

Download
memory/1948-3-0x0000000000530000-0x000000000054A000-memory.dmp

Filesize
104KB

Download
memory/1948-4-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Filesize
6.9MB

Download
memory/1948-5-0x0000000004E40000-0x0000000004E80000-memory.dmp

Filesize
256KB

Download
memory/1948-6-0x00000000006C0000-0x00000000006CC000-memory.dmp

Filesize
48KB

Download
memory/1948-7-0x00000000009F0000-0x0000000000A5A000-memory.dmp

Filesize
424KB

Download
memory/1948-8-0x0000000004450000-0x0000000004482000-memory.dmp

Filesize
200KB

Download
memory/1948-24-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Filesize
6.9MB

Download
memory/2824-11-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2824-13-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2824-14-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2824-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2824-17-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2824-19-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2824-21-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2824-22-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Filesize
6.9MB

Download
memory/2824-23-0x0000000004DB0000-0x0000000004DF0000-memory.dmp

Filesize
256KB

Download
memory/2824-9-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2824-25-0x0000000074BE0000-0x00000000752CE000-memory.dmp

Filesize
6.9MB

Download
memory/2824-26-0x0000000004DB0000-0x0000000004DF0000-memory.dmp

Filesize
256KB

Download