agenttesla | fdfbc9e5ae70e2e3b7be7e90ab1708831d822bbb1887372bf6194713785b460a

Analysis

max time kernel
143s
max time network
125s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
07-12-2023 02:56

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General

Target

fdfbc9e5ae70e2e3b7be7e90ab1708831d822bbb1887372bf6194713785b460a.exe
Size

409KB
MD5

b29dbf6781cc7efeeabe34da55265457
SHA1

b6987d4fd67071ed835a00f290ebe1afb31deca7
SHA256

fdfbc9e5ae70e2e3b7be7e90ab1708831d822bbb1887372bf6194713785b460a
SHA512

6324cc3e9645ad90a6ebf1a21de200a769f1e3bb3987e13241ca9bc8578c9812f68747d06b0ef7a2e95d8d174e9f72c409ad91313db04874d4c5779da4a2719b
SSDEEP

12288:Dqp2AAmJGMxHKuvrKYEI/GaAnZ5gJiTSWnwWoXah3H:DzXbM9vrKW/GaAnMIT3wWoi3H

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

pid	Process
2056	euwzc.exe
2872	euwzc.exe

Loads dropped DLL 3 IoCs

pid	Process
1516	fdfbc9e5ae70e2e3b7be7e90ab1708831d822bbb1887372bf6194713785b460a.exe
1516	fdfbc9e5ae70e2e3b7be7e90ab1708831d822bbb1887372bf6194713785b460a.exe
2056	euwzc.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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	euwzc.exe
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	euwzc.exe
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	euwzc.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows\CurrentVersion\Run\uenjsoxhdmvqa = "C:\\Users\\Admin\\AppData\\Roaming\\dirmv\\fbkgpy.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\euwzc.exe\" "	euwzc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows\CurrentVersion\Run\qLYhCbk = "C:\\Users\\Admin\\AppData\\Roaming\\qLYhCbk\\qLYhCbk.exe"	euwzc.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
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2056 set thread context of 2872	2056	euwzc.exe	29

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2872	euwzc.exe
2872	euwzc.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2056	euwzc.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2872	euwzc.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1516 wrote to memory of 2056	1516	fdfbc9e5ae70e2e3b7be7e90ab1708831d822bbb1887372bf6194713785b460a.exe	28
PID 1516 wrote to memory of 2056	1516	fdfbc9e5ae70e2e3b7be7e90ab1708831d822bbb1887372bf6194713785b460a.exe	28
PID 1516 wrote to memory of 2056	1516	fdfbc9e5ae70e2e3b7be7e90ab1708831d822bbb1887372bf6194713785b460a.exe	28
PID 1516 wrote to memory of 2056	1516	fdfbc9e5ae70e2e3b7be7e90ab1708831d822bbb1887372bf6194713785b460a.exe	28
PID 2056 wrote to memory of 2872	2056	euwzc.exe	29
PID 2056 wrote to memory of 2872	2056	euwzc.exe	29
PID 2056 wrote to memory of 2872	2056	euwzc.exe	29
PID 2056 wrote to memory of 2872	2056	euwzc.exe	29
PID 2056 wrote to memory of 2872	2056	euwzc.exe	29

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	euwzc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	euwzc.exe

C:\Users\Admin\AppData\Local\Temp\fdfbc9e5ae70e2e3b7be7e90ab1708831d822bbb1887372bf6194713785b460a.exe
"C:\Users\Admin\AppData\Local\Temp\fdfbc9e5ae70e2e3b7be7e90ab1708831d822bbb1887372bf6194713785b460a.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1516
- C:\Users\Admin\AppData\Local\Temp\euwzc.exe
  "C:\Users\Admin\AppData\Local\Temp\euwzc.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2056
- - C:\Users\Admin\AppData\Local\Temp\euwzc.exe
    "C:\Users\Admin\AppData\Local\Temp\euwzc.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:2872

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\euwzc.exe

Filesize
166KB

MD5
0c11571e80cd85eb7635bcaea51e8cca

SHA1
2d84d9a80c2b48b64edbc47465e2ef355fb51f7d

SHA256
e0ec22eb21575373bb380e961fc29bf85d1c09e5a0d0397bcc8a4a72d83ad9e8

SHA512
a02134124b00a13fbb138bc97b3e738389b5c914d8adcff774eef80c5fb7651e04860ee84a00b4d4263e3f455b2fefc851eb0e55c2ece21654bee388585cfd03

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

Filesize
166KB

MD5
0c11571e80cd85eb7635bcaea51e8cca

SHA1
2d84d9a80c2b48b64edbc47465e2ef355fb51f7d

SHA256
e0ec22eb21575373bb380e961fc29bf85d1c09e5a0d0397bcc8a4a72d83ad9e8

SHA512
a02134124b00a13fbb138bc97b3e738389b5c914d8adcff774eef80c5fb7651e04860ee84a00b4d4263e3f455b2fefc851eb0e55c2ece21654bee388585cfd03

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

Filesize
166KB

MD5
0c11571e80cd85eb7635bcaea51e8cca

SHA1
2d84d9a80c2b48b64edbc47465e2ef355fb51f7d

SHA256
e0ec22eb21575373bb380e961fc29bf85d1c09e5a0d0397bcc8a4a72d83ad9e8

SHA512
a02134124b00a13fbb138bc97b3e738389b5c914d8adcff774eef80c5fb7651e04860ee84a00b4d4263e3f455b2fefc851eb0e55c2ece21654bee388585cfd03

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

Filesize
166KB

MD5
0c11571e80cd85eb7635bcaea51e8cca

SHA1
2d84d9a80c2b48b64edbc47465e2ef355fb51f7d

SHA256
e0ec22eb21575373bb380e961fc29bf85d1c09e5a0d0397bcc8a4a72d83ad9e8

SHA512
a02134124b00a13fbb138bc97b3e738389b5c914d8adcff774eef80c5fb7651e04860ee84a00b4d4263e3f455b2fefc851eb0e55c2ece21654bee388585cfd03

Download Submit
C:\Users\Admin\AppData\Local\Temp\mcsmgzd.bh

Filesize
337KB

MD5
2c7afc57a1cf74392a8d01af09111150

SHA1
05066db44716186393911567229f3af94e2be627

SHA256
920aca85aa348d9f82b7749a034ff35e2b623f2c828cfe93079bfb458140e73e

SHA512
a5a5f29f8560294bb07caeeccfe340d09624264a4e509c79ec0955de9da62bb9577deb38de97499c2fe6498bca69d386c5171372b0a05122b1e6d3c0f4b7b999

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

Filesize
166KB

MD5
0c11571e80cd85eb7635bcaea51e8cca

SHA1
2d84d9a80c2b48b64edbc47465e2ef355fb51f7d

SHA256
e0ec22eb21575373bb380e961fc29bf85d1c09e5a0d0397bcc8a4a72d83ad9e8

SHA512
a02134124b00a13fbb138bc97b3e738389b5c914d8adcff774eef80c5fb7651e04860ee84a00b4d4263e3f455b2fefc851eb0e55c2ece21654bee388585cfd03

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

Filesize
166KB

MD5
0c11571e80cd85eb7635bcaea51e8cca

SHA1
2d84d9a80c2b48b64edbc47465e2ef355fb51f7d

SHA256
e0ec22eb21575373bb380e961fc29bf85d1c09e5a0d0397bcc8a4a72d83ad9e8

SHA512
a02134124b00a13fbb138bc97b3e738389b5c914d8adcff774eef80c5fb7651e04860ee84a00b4d4263e3f455b2fefc851eb0e55c2ece21654bee388585cfd03

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

Filesize
166KB

MD5
0c11571e80cd85eb7635bcaea51e8cca

SHA1
2d84d9a80c2b48b64edbc47465e2ef355fb51f7d

SHA256
e0ec22eb21575373bb380e961fc29bf85d1c09e5a0d0397bcc8a4a72d83ad9e8

SHA512
a02134124b00a13fbb138bc97b3e738389b5c914d8adcff774eef80c5fb7651e04860ee84a00b4d4263e3f455b2fefc851eb0e55c2ece21654bee388585cfd03

Download Submit
memory/2056-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2056-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2872-14-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2872-19-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2872-18-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/2872-21-0x0000000074270000-0x000000007495E000-memory.dmp

Filesize
6.9MB

Download
memory/2872-20-0x0000000004440000-0x0000000004482000-memory.dmp

Filesize
264KB

Download
memory/2872-22-0x0000000004560000-0x00000000045A0000-memory.dmp

Filesize
256KB

Download
memory/2872-23-0x0000000004560000-0x00000000045A0000-memory.dmp

Filesize
256KB

Download
memory/2872-25-0x0000000074270000-0x000000007495E000-memory.dmp

Filesize
6.9MB

Download
memory/2872-26-0x0000000004560000-0x00000000045A0000-memory.dmp

Filesize
256KB

Download
memory/2872-28-0x0000000004560000-0x00000000045A0000-memory.dmp

Filesize
256KB

Download
memory/2872-29-0x0000000004560000-0x00000000045A0000-memory.dmp

Filesize
256KB

Download