agenttesla | f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737

Analysis

max time kernel
117s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
15-05-2024 02:08

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General

Target

f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
Size

688KB
MD5

cb1a26af05b3fbc8d26af8e152e2c47d
SHA1

274a64d9e6899cc43829e316d7a246e11a71c94d
SHA256

f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737
SHA512

94d70c4eb17706efb17e4f2118e251b44a451ebadd10d4cfdbedb7e1bdd989ae470e9bf7b26cebfb0d0416067a865dccd4279b3ee4c06926af4dab2eec5e8faa
SSDEEP

12288:Nzlbd3ZU6ZhsrGugAMOgktObsV5sFAUXKEJSGlKKV:NzBd3ZU6Z6Su7M7ngT4AwKaNKK

Score

10^/10

agenttesla zgrat collection execution keylogger persistence rat spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
COKOeve8899

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
COKOeve8899
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

Processes:

resource yara_rule

behavioral1/memory/1524-7-0x0000000005520000-0x000000000558C000-memory.dmp family_zgrat_v1
ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

1716 powershell.exe
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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

resource	yara_rule
behavioral1/memory/1524-7-0x0000000005520000-0x000000000558C000-memory.dmp	family_zgrat_v1

pid	process
1716	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\blessed = "C:\\Users\\Admin\\AppData\\Roaming\\blessed\\blessed.exe"	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.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.

Processes:

flow ioc

4 api.ipify.org
5 api.ipify.org

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe

description	pid	process	target process
PID 1524 set thread context of 2164	1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe

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

Processes:

schtasks.exe

pid process

2448 schtasks.exe

pid	process
2448	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exepowershell.exef0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe

pid	process
1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
1716	powershell.exe
2164	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
2164	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exef0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
Token: SeDebugPrivilege	2164	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
Token: SeDebugPrivilege	1716	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe

pid process

2164 f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe

pid	process
2164	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe

description	pid	process	target process
PID 1524 wrote to memory of 1716	1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe	powershell.exe
PID 1524 wrote to memory of 1716	1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe	powershell.exe
PID 1524 wrote to memory of 1716	1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe	powershell.exe
PID 1524 wrote to memory of 1716	1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe	powershell.exe
PID 1524 wrote to memory of 2448	1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe	schtasks.exe
PID 1524 wrote to memory of 2448	1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe	schtasks.exe
PID 1524 wrote to memory of 2448	1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe	schtasks.exe
PID 1524 wrote to memory of 2448	1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe	schtasks.exe
PID 1524 wrote to memory of 2164	1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
PID 1524 wrote to memory of 2164	1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
PID 1524 wrote to memory of 2164	1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
PID 1524 wrote to memory of 2164	1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
PID 1524 wrote to memory of 2164	1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
PID 1524 wrote to memory of 2164	1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
PID 1524 wrote to memory of 2164	1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
PID 1524 wrote to memory of 2164	1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
PID 1524 wrote to memory of 2164	1524	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe

outlook_office_path 1 IoCs

Processes:

f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe

outlook_win_path 1 IoCs

Processes:

f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe

C:\Users\Admin\AppData\Local\Temp\f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
"C:\Users\Admin\AppData\Local\Temp\f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1524

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\qfhaRdh.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1716

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qfhaRdh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp27BC.tmp"
2⤵
- Creates scheduled task(s)
PID:2448

C:\Users\Admin\AppData\Local\Temp\f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe
"C:\Users\Admin\AppData\Local\Temp\f0b42412795e50d61c2207c27519236ce5ae44a4e38d5c8db29c32672f66e737.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2164

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp27BC.tmp
Filesize
1KB

MD5
c9fe262b0805b785b3e8ed8925118a56

SHA1
e9769b581e46a3feae45629d1aef17582f004507

SHA256
8bff1d1226eefddcb2c1ff8a3734f1a725515cefc51531d5f1399575a1cfcca0

SHA512
f7007b71cff57172b4806f3f3c03bee184af5b9e20126c524b54eec49e2a750a9bf06c1c875aaa8efbc391d53be38afb7c709ef7a0e3ec1342a15f2a34a676bc

Download Submit
memory/1524-4-0x0000000074C0E000-0x0000000074C0F000-memory.dmp

Filesize
4KB

Download
memory/1524-3-0x0000000001F70000-0x0000000001F7E000-memory.dmp

Filesize
56KB

Download
memory/1524-13-0x0000000005380000-0x00000000053B4000-memory.dmp

Filesize
208KB

Download
memory/1524-0-0x0000000074C0E000-0x0000000074C0F000-memory.dmp

Filesize
4KB

Download
memory/1524-5-0x0000000074C00000-0x00000000752EE000-memory.dmp

Filesize
6.9MB

Download
memory/1524-6-0x0000000001F80000-0x0000000001F8A000-memory.dmp

Filesize
40KB

Download
memory/1524-7-0x0000000005520000-0x000000000558C000-memory.dmp

Filesize
432KB

Download
memory/1524-1-0x0000000000920000-0x00000000009D2000-memory.dmp

Filesize
712KB

Download
memory/1524-26-0x0000000074C00000-0x00000000752EE000-memory.dmp

Filesize
6.9MB

Download
memory/1524-2-0x0000000074C00000-0x00000000752EE000-memory.dmp

Filesize
6.9MB

Download
memory/2164-25-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2164-24-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2164-23-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2164-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2164-20-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2164-18-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2164-16-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2164-14-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download