agenttesla | 228c3940e349070310b7f8bd531a1a594fc0a677fbeaab7709b54f45d0be81fa

Analysis

max time kernel
141s
max time network
122s
platform
windows7_x64
resource
win7-20231130-en
resource tags

arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system
submitted
06-12-2023 03:02

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General

Target

228c3940e349070310b7f8bd531a1a594fc0a677fbeaab7709b54f45d0be81fa.exe
Size

408KB
MD5

750362927420a2b4b15b9b3bf0b48d80
SHA1

92ed4dff52d92c931bfc68f9c1da260bc6836c92
SHA256

228c3940e349070310b7f8bd531a1a594fc0a677fbeaab7709b54f45d0be81fa
SHA512

27bb863bfc1c4e78bde41035365af698e91f3bb365c45727de397d777ff369cf60427b9f9ca78ed5b0f3a36c194114f252a52e4ca1d5cde6004b39e6ce6493fa
SSDEEP

6144:P8LxB0ipoXRl6686UvtuY89JWdPo92oo9hejx7qT4UJuROph4Hc2eCm1/rFb:xTBl668jvEJ2Po92hWIB5pZV1/rp

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Executes dropped EXE 2 IoCs

Processes:

szumauym.exeszumauym.exe

pid process

2212 szumauym.exe
2096 szumauym.exe

pid	process
2212	szumauym.exe
2096	szumauym.exe

Loads dropped DLL 3 IoCs

Processes:

228c3940e349070310b7f8bd531a1a594fc0a677fbeaab7709b54f45d0be81fa.exeszumauym.exe

pid	process
2384	228c3940e349070310b7f8bd531a1a594fc0a677fbeaab7709b54f45d0be81fa.exe
2384	228c3940e349070310b7f8bd531a1a594fc0a677fbeaab7709b54f45d0be81fa.exe
2212	szumauym.exe

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

Processes:

szumauym.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2058106572-1146578376-825901627-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	szumauym.exe
Key opened	\REGISTRY\USER\S-1-5-21-2058106572-1146578376-825901627-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	szumauym.exe
Key opened	\REGISTRY\USER\S-1-5-21-2058106572-1146578376-825901627-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	szumauym.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

szumauym.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2058106572-1146578376-825901627-1000\Software\Microsoft\Windows\CurrentVersion\Run\qLYhCbk = "C:\\Users\\Admin\\AppData\\Roaming\\qLYhCbk\\qLYhCbk.exe"	szumauym.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.

Processes:

flow ioc

2 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

szumauym.exe

description pid process target process

PID 2212 set thread context of 2096 2212 szumauym.exe szumauym.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

szumauym.exe

pid process

2096 szumauym.exe
2096 szumauym.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

szumauym.exe

pid process

2212 szumauym.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

szumauym.exe

description pid process

Token: SeDebugPrivilege 2096 szumauym.exe

flow	ioc
2	api.ipify.org

description	pid	process	target process
PID 2212 set thread context of 2096	2212	szumauym.exe	szumauym.exe

pid	process
2096	szumauym.exe
2096	szumauym.exe

pid	process
2212	szumauym.exe

description	pid	process
Token: SeDebugPrivilege	2096	szumauym.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

228c3940e349070310b7f8bd531a1a594fc0a677fbeaab7709b54f45d0be81fa.exeszumauym.exe

description	pid	process	target process
PID 2384 wrote to memory of 2212	2384	228c3940e349070310b7f8bd531a1a594fc0a677fbeaab7709b54f45d0be81fa.exe	szumauym.exe
PID 2384 wrote to memory of 2212	2384	228c3940e349070310b7f8bd531a1a594fc0a677fbeaab7709b54f45d0be81fa.exe	szumauym.exe
PID 2384 wrote to memory of 2212	2384	228c3940e349070310b7f8bd531a1a594fc0a677fbeaab7709b54f45d0be81fa.exe	szumauym.exe
PID 2384 wrote to memory of 2212	2384	228c3940e349070310b7f8bd531a1a594fc0a677fbeaab7709b54f45d0be81fa.exe	szumauym.exe
PID 2212 wrote to memory of 2096	2212	szumauym.exe	szumauym.exe
PID 2212 wrote to memory of 2096	2212	szumauym.exe	szumauym.exe
PID 2212 wrote to memory of 2096	2212	szumauym.exe	szumauym.exe
PID 2212 wrote to memory of 2096	2212	szumauym.exe	szumauym.exe
PID 2212 wrote to memory of 2096	2212	szumauym.exe	szumauym.exe

outlook_office_path 1 IoCs

Processes:

szumauym.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2058106572-1146578376-825901627-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	szumauym.exe

outlook_win_path 1 IoCs

Processes:

szumauym.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2058106572-1146578376-825901627-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	szumauym.exe

C:\Users\Admin\AppData\Local\Temp\228c3940e349070310b7f8bd531a1a594fc0a677fbeaab7709b54f45d0be81fa.exe
"C:\Users\Admin\AppData\Local\Temp\228c3940e349070310b7f8bd531a1a594fc0a677fbeaab7709b54f45d0be81fa.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2384

C:\Users\Admin\AppData\Local\Temp\szumauym.exe
"C:\Users\Admin\AppData\Local\Temp\szumauym.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2212

C:\Users\Admin\AppData\Local\Temp\szumauym.exe
"C:\Users\Admin\AppData\Local\Temp\szumauym.exe"
3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2096

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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\fgaix.vdt

Filesize
337KB

MD5
23ba68e0a17bd2c37967ca14746b6d3c

SHA1
3ffa1ecf9c9ea5f01c72b4c2822bb865b03acabd

SHA256
af59dda66e3cc307bf07550282ca68d4b6e8dd5ffd94292f2e4f273f0b20f2ee

SHA512
4605f7cdbb818d8e422f085729f6e85a40ac9cec601e5efb55834b87460df144a692b954b85c4efafbf212cfefc24df06ffe20b42facc9bde0374054a477852d

Download Submit
C:\Users\Admin\AppData\Local\Temp\szumauym.exe

Filesize
164KB

MD5
c81e8878d918798ac66b721a230e418a

SHA1
da61219ef31095a8d4d98f7e960a27d5f6c43f10

SHA256
38252fcd96bf50bd5e18e5cec4c44f9467a47712b06a2cfc6168e21ef30606d0

SHA512
aaaa4504daa5c1169da740c31b6ffdc55f1ba7b32eb9bc430554a7880f3944936bef24aab30e690cba7c993a3fdb1c4bb51ba0fc803b078d93afe64a84f5f906

Download Submit
C:\Users\Admin\AppData\Local\Temp\szumauym.exe

Filesize
164KB

MD5
c81e8878d918798ac66b721a230e418a

SHA1
da61219ef31095a8d4d98f7e960a27d5f6c43f10

SHA256
38252fcd96bf50bd5e18e5cec4c44f9467a47712b06a2cfc6168e21ef30606d0

SHA512
aaaa4504daa5c1169da740c31b6ffdc55f1ba7b32eb9bc430554a7880f3944936bef24aab30e690cba7c993a3fdb1c4bb51ba0fc803b078d93afe64a84f5f906

Download Submit
C:\Users\Admin\AppData\Local\Temp\szumauym.exe

Filesize
164KB

MD5
c81e8878d918798ac66b721a230e418a

SHA1
da61219ef31095a8d4d98f7e960a27d5f6c43f10

SHA256
38252fcd96bf50bd5e18e5cec4c44f9467a47712b06a2cfc6168e21ef30606d0

SHA512
aaaa4504daa5c1169da740c31b6ffdc55f1ba7b32eb9bc430554a7880f3944936bef24aab30e690cba7c993a3fdb1c4bb51ba0fc803b078d93afe64a84f5f906

Download Submit
C:\Users\Admin\AppData\Local\Temp\szumauym.exe

Filesize
164KB

MD5
c81e8878d918798ac66b721a230e418a

SHA1
da61219ef31095a8d4d98f7e960a27d5f6c43f10

SHA256
38252fcd96bf50bd5e18e5cec4c44f9467a47712b06a2cfc6168e21ef30606d0

SHA512
aaaa4504daa5c1169da740c31b6ffdc55f1ba7b32eb9bc430554a7880f3944936bef24aab30e690cba7c993a3fdb1c4bb51ba0fc803b078d93afe64a84f5f906

Download Submit
\Users\Admin\AppData\Local\Temp\szumauym.exe

Filesize
164KB

MD5
c81e8878d918798ac66b721a230e418a

SHA1
da61219ef31095a8d4d98f7e960a27d5f6c43f10

SHA256
38252fcd96bf50bd5e18e5cec4c44f9467a47712b06a2cfc6168e21ef30606d0

SHA512
aaaa4504daa5c1169da740c31b6ffdc55f1ba7b32eb9bc430554a7880f3944936bef24aab30e690cba7c993a3fdb1c4bb51ba0fc803b078d93afe64a84f5f906

Download Submit
\Users\Admin\AppData\Local\Temp\szumauym.exe

Filesize
164KB

MD5
c81e8878d918798ac66b721a230e418a

SHA1
da61219ef31095a8d4d98f7e960a27d5f6c43f10

SHA256
38252fcd96bf50bd5e18e5cec4c44f9467a47712b06a2cfc6168e21ef30606d0

SHA512
aaaa4504daa5c1169da740c31b6ffdc55f1ba7b32eb9bc430554a7880f3944936bef24aab30e690cba7c993a3fdb1c4bb51ba0fc803b078d93afe64a84f5f906

Download Submit
\Users\Admin\AppData\Local\Temp\szumauym.exe

Filesize
164KB

MD5
c81e8878d918798ac66b721a230e418a

SHA1
da61219ef31095a8d4d98f7e960a27d5f6c43f10

SHA256
38252fcd96bf50bd5e18e5cec4c44f9467a47712b06a2cfc6168e21ef30606d0

SHA512
aaaa4504daa5c1169da740c31b6ffdc55f1ba7b32eb9bc430554a7880f3944936bef24aab30e690cba7c993a3fdb1c4bb51ba0fc803b078d93afe64a84f5f906

Download Submit
memory/2096-18-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2096-13-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2096-17-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2096-21-0x00000000047B0000-0x00000000047F0000-memory.dmp

Filesize
256KB

Download
memory/2096-20-0x0000000074070000-0x000000007475E000-memory.dmp

Filesize
6.9MB

Download
memory/2096-19-0x0000000000640000-0x0000000000682000-memory.dmp

Filesize
264KB

Download
memory/2096-22-0x00000000047B0000-0x00000000047F0000-memory.dmp

Filesize
256KB

Download
memory/2096-24-0x0000000074070000-0x000000007475E000-memory.dmp

Filesize
6.9MB

Download
memory/2212-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2212-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download