agenttesla | 1bb76901f992100d6b323a70b3324f4850aea1d069c3d956f344de94d93ebc33

Analysis

max time kernel
118s
max time network
128s
platform
windows7_x64
resource
win7-20231025-en
resource tags

arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
submitted
01/11/2023, 13:02

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General

Target

bee428f2c0b4c99e53ebac93a7662f6d.exe
Size

753KB
MD5

bee428f2c0b4c99e53ebac93a7662f6d
SHA1

45e6a1e053bafbba2e1a1cd2312e7cd4a3eb16e2
SHA256

b0d9e970a53d36e3238693badcb386b0a7b3abf5331cb9b641f5c606899ce8a4
SHA512

165b2be51b310b1018f39ca6e5f683d2734d53ec3580a7a27d3cd3c376593a637124c2caf9c55c4427c43510246020cdd830d35ebf396c190b145d040f00629a
SSDEEP

12288:nboy0PFK+iGds+A4rUVo6FfjEOn3R85KDfIatmRPm76yREXqXdVBd:ns3FKXBV4rULFozKDfIaMMx4qXdVB

Score

10^/10

agenttesla zgrat collection keylogger rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.strictfacilityservices.com
Port:
587
Username:
[email protected]
Password:
SFS!@#321
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
behavioral7/memory/1828-7-0x0000000006180000-0x0000000006204000-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-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	bee428f2c0b4c99e53ebac93a7662f6d.exe
Key opened	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	bee428f2c0b4c99e53ebac93a7662f6d.exe
Key opened	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	bee428f2c0b4c99e53ebac93a7662f6d.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1828 set thread context of 2560	1828	bee428f2c0b4c99e53ebac93a7662f6d.exe	34

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

pid	Process
2608	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
1828	bee428f2c0b4c99e53ebac93a7662f6d.exe
1828	bee428f2c0b4c99e53ebac93a7662f6d.exe
1828	bee428f2c0b4c99e53ebac93a7662f6d.exe
1828	bee428f2c0b4c99e53ebac93a7662f6d.exe
1828	bee428f2c0b4c99e53ebac93a7662f6d.exe
1828	bee428f2c0b4c99e53ebac93a7662f6d.exe
1828	bee428f2c0b4c99e53ebac93a7662f6d.exe
1828	bee428f2c0b4c99e53ebac93a7662f6d.exe
1240	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1828	bee428f2c0b4c99e53ebac93a7662f6d.exe
Token: SeDebugPrivilege	2560	bee428f2c0b4c99e53ebac93a7662f6d.exe
Token: SeDebugPrivilege	1240	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1828 wrote to memory of 1240	1828	bee428f2c0b4c99e53ebac93a7662f6d.exe	30
PID 1828 wrote to memory of 1240	1828	bee428f2c0b4c99e53ebac93a7662f6d.exe	30
PID 1828 wrote to memory of 1240	1828	bee428f2c0b4c99e53ebac93a7662f6d.exe	30
PID 1828 wrote to memory of 1240	1828	bee428f2c0b4c99e53ebac93a7662f6d.exe	30
PID 1828 wrote to memory of 2608	1828	bee428f2c0b4c99e53ebac93a7662f6d.exe	32
PID 1828 wrote to memory of 2608	1828	bee428f2c0b4c99e53ebac93a7662f6d.exe	32
PID 1828 wrote to memory of 2608	1828	bee428f2c0b4c99e53ebac93a7662f6d.exe	32
PID 1828 wrote to memory of 2608	1828	bee428f2c0b4c99e53ebac93a7662f6d.exe	32
PID 1828 wrote to memory of 2560	1828	bee428f2c0b4c99e53ebac93a7662f6d.exe	34
PID 1828 wrote to memory of 2560	1828	bee428f2c0b4c99e53ebac93a7662f6d.exe	34
PID 1828 wrote to memory of 2560	1828	bee428f2c0b4c99e53ebac93a7662f6d.exe	34
PID 1828 wrote to memory of 2560	1828	bee428f2c0b4c99e53ebac93a7662f6d.exe	34
PID 1828 wrote to memory of 2560	1828	bee428f2c0b4c99e53ebac93a7662f6d.exe	34
PID 1828 wrote to memory of 2560	1828	bee428f2c0b4c99e53ebac93a7662f6d.exe	34
PID 1828 wrote to memory of 2560	1828	bee428f2c0b4c99e53ebac93a7662f6d.exe	34
PID 1828 wrote to memory of 2560	1828	bee428f2c0b4c99e53ebac93a7662f6d.exe	34
PID 1828 wrote to memory of 2560	1828	bee428f2c0b4c99e53ebac93a7662f6d.exe	34

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	bee428f2c0b4c99e53ebac93a7662f6d.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	bee428f2c0b4c99e53ebac93a7662f6d.exe

C:\Users\Admin\AppData\Local\Temp\bee428f2c0b4c99e53ebac93a7662f6d.exe
"C:\Users\Admin\AppData\Local\Temp\bee428f2c0b4c99e53ebac93a7662f6d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1828
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\kSwKOOWb.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1240
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kSwKOOWb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFD62.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2608
- C:\Users\Admin\AppData\Local\Temp\bee428f2c0b4c99e53ebac93a7662f6d.exe
  "C:\Users\Admin\AppData\Local\Temp\bee428f2c0b4c99e53ebac93a7662f6d.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpFD62.tmp

Filesize
1KB

MD5
bbe96d7a418007c81ac0c051ec470925

SHA1
a97339c9ebfa461517fbb943b5c61c070ec37711

SHA256
4fe06ed463124a0b98467941386299b1655c79faaf75214524bcbd1a1d2a6859

SHA512
424101f3daf9e8112e4a342d0fea03d6cd0329aa5b404fa147eb5d6c14515680edf9bea7343049e17f95d011ad9035273fe721a8d9625a3c420bc9adf62137ec

Download Submit
memory/1240-36-0x000000006E2E0000-0x000000006E88B000-memory.dmp

Filesize
5.7MB

Download
memory/1240-35-0x0000000002660000-0x00000000026A0000-memory.dmp

Filesize
256KB

Download
memory/1240-34-0x0000000002660000-0x00000000026A0000-memory.dmp

Filesize
256KB

Download
memory/1240-33-0x000000006E2E0000-0x000000006E88B000-memory.dmp

Filesize
5.7MB

Download
memory/1240-32-0x000000006E2E0000-0x000000006E88B000-memory.dmp

Filesize
5.7MB

Download
memory/1828-7-0x0000000006180000-0x0000000006204000-memory.dmp

Filesize
528KB

Download
memory/1828-31-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download
memory/1828-6-0x00000000007D0000-0x00000000007DC000-memory.dmp

Filesize
48KB

Download
memory/1828-13-0x000000000A9D0000-0x000000000AA1C000-memory.dmp

Filesize
304KB

Download
memory/1828-1-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download
memory/1828-2-0x0000000004B60000-0x0000000004BA0000-memory.dmp

Filesize
256KB

Download
memory/1828-0-0x0000000001040000-0x0000000001102000-memory.dmp

Filesize
776KB

Download
memory/1828-3-0x0000000000A60000-0x0000000000A6C000-memory.dmp

Filesize
48KB

Download
memory/1828-4-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download
memory/1828-5-0x0000000004B60000-0x0000000004BA0000-memory.dmp

Filesize
256KB

Download
memory/2560-18-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2560-28-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2560-29-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download
memory/2560-30-0x0000000004DB0000-0x0000000004DF0000-memory.dmp

Filesize
256KB

Download
memory/2560-26-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2560-24-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2560-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2560-20-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2560-15-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2560-14-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2560-37-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download
memory/2560-38-0x0000000004DB0000-0x0000000004DF0000-memory.dmp

Filesize
256KB

Download