agenttesla | ee1d984fe3dddbd1502f490edb1b53217dad27b7112238207974699b74f117d7

Analysis

max time kernel
136s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231127-en
resource tags

arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
submitted
06-12-2023 17:31

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General

Target

INVOICE COPY.exe
Size

650KB
MD5

c64c2a89d124e9185d312b3f880b31d9
SHA1

cb98b08b3954f8c596762a9d571006bc077612e0
SHA256

8dd68257e8d07b2e0d25da886cdb7cb487085b99a469984369d486812596ea12
SHA512

92c0be639e432691a58c220e015987f77755703c4f936480befd3c035ff4386ad20734a936d21921c3fc5bfa3cc4e1be6288756fc24e10147305621d34bbb472
SSDEEP

12288:iq5nF8ME6jD/GYVZBzN0SeawOHlB+GrgetMtZeF3KKprWeb25LfYOghi:iqPtD/Gez03awaDrgeWtZeNr6eaLQOu

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
kV$bSqJ1 daniel
Email To:
[email protected]

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2013768333-4045878716-2922883000-1000\Control Panel\International\Geo\Nation	INVOICE COPY.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-1-5-21-2013768333-4045878716-2922883000-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INVOICE COPY.exe
Key opened	\REGISTRY\USER\S-1-5-21-2013768333-4045878716-2922883000-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INVOICE COPY.exe
Key opened	\REGISTRY\USER\S-1-5-21-2013768333-4045878716-2922883000-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INVOICE COPY.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2013768333-4045878716-2922883000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\sOFvE = "C:\\Users\\Admin\\AppData\\Roaming\\sOFvE\\sOFvE.exe"	INVOICE COPY.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
50	api.ipify.org
51	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4972 set thread context of 3832	4972	INVOICE COPY.exe	107

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
208	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
4972	INVOICE COPY.exe
1672	powershell.exe
4972	INVOICE COPY.exe
4972	INVOICE COPY.exe
1672	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4972	INVOICE COPY.exe
Token: SeDebugPrivilege	1672	powershell.exe
Token: SeDebugPrivilege	3832	INVOICE COPY.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4972 wrote to memory of 1672	4972	INVOICE COPY.exe	103
PID 4972 wrote to memory of 1672	4972	INVOICE COPY.exe	103
PID 4972 wrote to memory of 1672	4972	INVOICE COPY.exe	103
PID 4972 wrote to memory of 208	4972	INVOICE COPY.exe	105
PID 4972 wrote to memory of 208	4972	INVOICE COPY.exe	105
PID 4972 wrote to memory of 208	4972	INVOICE COPY.exe	105
PID 4972 wrote to memory of 3832	4972	INVOICE COPY.exe	107
PID 4972 wrote to memory of 3832	4972	INVOICE COPY.exe	107
PID 4972 wrote to memory of 3832	4972	INVOICE COPY.exe	107
PID 4972 wrote to memory of 3832	4972	INVOICE COPY.exe	107
PID 4972 wrote to memory of 3832	4972	INVOICE COPY.exe	107
PID 4972 wrote to memory of 3832	4972	INVOICE COPY.exe	107
PID 4972 wrote to memory of 3832	4972	INVOICE COPY.exe	107
PID 4972 wrote to memory of 3832	4972	INVOICE COPY.exe	107

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2013768333-4045878716-2922883000-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INVOICE COPY.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2013768333-4045878716-2922883000-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INVOICE COPY.exe

C:\Users\Admin\AppData\Local\Temp\INVOICE COPY.exe
"C:\Users\Admin\AppData\Local\Temp\INVOICE COPY.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4972
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\yvygyKkUYqKa.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1672
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\yvygyKkUYqKa" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD67A.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:208
- C:\Users\Admin\AppData\Local\Temp\INVOICE COPY.exe
  "C:\Users\Admin\AppData\Local\Temp\INVOICE COPY.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

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\__PSScriptPolicyTest_2gcubtvg.gnq.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD67A.tmp

Filesize
1KB

MD5
c8f18246aeeca85d4d7ed95b69924809

SHA1
dde528022c022ae946ea68a9064092d3c0340d34

SHA256
a850c81fbfe84fb0ca9924bc0088976653f2849b017219cbf814f05be408698a

SHA512
15fe87df688b985a018dc5f3a69d77b3a01c815ae17097ee7942a9bcf1bfee09278780da24e3358ff6dc147a2dc40bb2a2cf286a7826cb156324d3b9a2655d88

Download Submit
memory/1672-59-0x0000000007FE0000-0x000000000865A000-memory.dmp

Filesize
6.5MB

Download
memory/1672-63-0x0000000007BA0000-0x0000000007BB1000-memory.dmp

Filesize
68KB

Download
memory/1672-57-0x0000000007670000-0x0000000007713000-memory.dmp

Filesize
652KB

Download
memory/1672-46-0x00000000759F0000-0x0000000075A3C000-memory.dmp

Filesize
304KB

Download
memory/1672-72-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/1672-69-0x0000000007CE0000-0x0000000007CE8000-memory.dmp

Filesize
32KB

Download
memory/1672-68-0x0000000007D00000-0x0000000007D1A000-memory.dmp

Filesize
104KB

Download
memory/1672-45-0x0000000006C70000-0x0000000006CA2000-memory.dmp

Filesize
200KB

Download
memory/1672-66-0x0000000007BF0000-0x0000000007BFE000-memory.dmp

Filesize
56KB

Download
memory/1672-15-0x0000000002D60000-0x0000000002D96000-memory.dmp

Filesize
216KB

Download
memory/1672-16-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/1672-17-0x0000000002D10000-0x0000000002D20000-memory.dmp

Filesize
64KB

Download
memory/1672-44-0x000000007FC40000-0x000000007FC50000-memory.dmp

Filesize
64KB

Download
memory/1672-20-0x0000000005960000-0x0000000005F88000-memory.dmp

Filesize
6.2MB

Download
memory/1672-43-0x0000000002D10000-0x0000000002D20000-memory.dmp

Filesize
64KB

Download
memory/1672-21-0x0000000002D10000-0x0000000002D20000-memory.dmp

Filesize
64KB

Download
memory/1672-42-0x0000000006740000-0x000000000678C000-memory.dmp

Filesize
304KB

Download
memory/1672-60-0x00000000079A0000-0x00000000079BA000-memory.dmp

Filesize
104KB

Download
memory/1672-23-0x00000000055C0000-0x00000000055E2000-memory.dmp

Filesize
136KB

Download
memory/1672-26-0x0000000005F90000-0x0000000005FF6000-memory.dmp

Filesize
408KB

Download
memory/1672-27-0x0000000006000000-0x0000000006066000-memory.dmp

Filesize
408KB

Download
memory/1672-62-0x0000000007C20000-0x0000000007CB6000-memory.dmp

Filesize
600KB

Download
memory/1672-61-0x0000000007A10000-0x0000000007A1A000-memory.dmp

Filesize
40KB

Download
memory/1672-67-0x0000000007C00000-0x0000000007C14000-memory.dmp

Filesize
80KB

Download
memory/1672-56-0x0000000006C50000-0x0000000006C6E000-memory.dmp

Filesize
120KB

Download
memory/1672-40-0x0000000006070000-0x00000000063C4000-memory.dmp

Filesize
3.3MB

Download
memory/1672-41-0x00000000053F0000-0x000000000540E000-memory.dmp

Filesize
120KB

Download
memory/3832-22-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3832-64-0x00000000072A0000-0x00000000072F0000-memory.dmp

Filesize
320KB

Download
memory/3832-65-0x00000000074C0000-0x0000000007682000-memory.dmp

Filesize
1.8MB

Download
memory/3832-30-0x0000000005640000-0x0000000005650000-memory.dmp

Filesize
64KB

Download
memory/3832-73-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/3832-28-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/3832-74-0x0000000005640000-0x0000000005650000-memory.dmp

Filesize
64KB

Download
memory/4972-2-0x0000000005100000-0x00000000056A4000-memory.dmp

Filesize
5.6MB

Download
memory/4972-0-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/4972-19-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/4972-29-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/4972-24-0x0000000004A60000-0x0000000004A70000-memory.dmp

Filesize
64KB

Download
memory/4972-1-0x0000000000030000-0x00000000000D8000-memory.dmp

Filesize
672KB

Download
memory/4972-3-0x0000000004B50000-0x0000000004BE2000-memory.dmp

Filesize
584KB

Download
memory/4972-10-0x0000000005ED0000-0x0000000005F6C000-memory.dmp

Filesize
624KB

Download
memory/4972-9-0x00000000073F0000-0x000000000745A000-memory.dmp

Filesize
424KB

Download
memory/4972-8-0x0000000005DD0000-0x0000000005DDA000-memory.dmp

Filesize
40KB

Download
memory/4972-7-0x0000000005CC0000-0x0000000005CC8000-memory.dmp

Filesize
32KB

Download
memory/4972-6-0x00000000050E0000-0x00000000050F8000-memory.dmp

Filesize
96KB

Download
memory/4972-5-0x0000000004AF0000-0x0000000004AFA000-memory.dmp

Filesize
40KB

Download
memory/4972-4-0x0000000004A60000-0x0000000004A70000-memory.dmp

Filesize
64KB

Download