agenttesla | b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 01:07

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General

Target

b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe
Size

480KB
MD5

cdf49517eef4f62690410c27857794d1
SHA1

7e85777debb2af508affc5f817c15b949e240ff3
SHA256

b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10
SHA512

7970fb4bbe3bc0df75e7d06d9a6dd257c14223989880f9f07ed85547af2086f5b2a444d654ef28df4946164dfeb757328747c0fc2eae10efc58b3c0e9fd653de
SSDEEP

12288:APk4DbF53e0IUFLH66aKRKlHqj98qFde1imRSc6LxnOcOh:KWEslHEdFg1imEcWnD

Score

10^/10

agenttesla collection credential_access discovery execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.greatnesawaits.me
Port:
587
Username:
[email protected]
Password:
cCHgtag8

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/4380-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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

pid	Process
3968	powershell.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe

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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.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 3 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

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

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-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NewApp = "C:\\Users\\Admin\\AppData\\Roaming\\NewApp\\NewApp.exe"	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4120 set thread context of 4380	4120	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe	94

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4120	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe
4120	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe
4380	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe
4380	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe
3968	powershell.exe
3968	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4120	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe
Token: SeDebugPrivilege	3968	powershell.exe
Token: SeDebugPrivilege	4380	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4380	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4120 wrote to memory of 3968	4120	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe	91
PID 4120 wrote to memory of 3968	4120	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe	91
PID 4120 wrote to memory of 3968	4120	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe	91
PID 4120 wrote to memory of 4732	4120	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe	93
PID 4120 wrote to memory of 4732	4120	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe	93
PID 4120 wrote to memory of 4732	4120	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe	93
PID 4120 wrote to memory of 4380	4120	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe	94
PID 4120 wrote to memory of 4380	4120	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe	94
PID 4120 wrote to memory of 4380	4120	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe	94
PID 4120 wrote to memory of 4380	4120	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe	94
PID 4120 wrote to memory of 4380	4120	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe	94
PID 4120 wrote to memory of 4380	4120	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe	94
PID 4120 wrote to memory of 4380	4120	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe	94
PID 4120 wrote to memory of 4380	4120	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe	94

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe

C:\Users\Admin\AppData\Local\Temp\b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe
"C:\Users\Admin\AppData\Local\Temp\b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4120
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3968
- C:\Users\Admin\AppData\Local\Temp\b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe
  "C:\Users\Admin\AppData\Local\Temp\b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe"
  2⤵
  PID:4732
- C:\Users\Admin\AppData\Local\Temp\b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe
  "C:\Users\Admin\AppData\Local\Temp\b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe"
  2⤵
  - Drops file in Drivers directory
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:4380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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\Microsoft\CLR_v4.0_32\UsageLogs\b116fc70ab777290c47a82ba6afb7e0ae23980f388567a565e430968f404fa10.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0s3r4dth.5hu.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3968-51-0x00000000077D0000-0x0000000007E4A000-memory.dmp

Filesize
6.5MB

Download
memory/3968-49-0x0000000006E30000-0x0000000006E4E000-memory.dmp

Filesize
120KB

Download
memory/3968-62-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/3968-33-0x0000000005800000-0x0000000005B54000-memory.dmp

Filesize
3.3MB

Download
memory/3968-59-0x00000000074B0000-0x00000000074B8000-memory.dmp

Filesize
32KB

Download
memory/3968-58-0x00000000074D0000-0x00000000074EA000-memory.dmp

Filesize
104KB

Download
memory/3968-57-0x00000000073D0000-0x00000000073E4000-memory.dmp

Filesize
80KB

Download
memory/3968-56-0x00000000073C0000-0x00000000073CE000-memory.dmp

Filesize
56KB

Download
memory/3968-55-0x0000000007390000-0x00000000073A1000-memory.dmp

Filesize
68KB

Download
memory/3968-54-0x0000000007410000-0x00000000074A6000-memory.dmp

Filesize
600KB

Download
memory/3968-53-0x0000000007200000-0x000000000720A000-memory.dmp

Filesize
40KB

Download
memory/3968-52-0x0000000007190000-0x00000000071AA000-memory.dmp

Filesize
104KB

Download
memory/3968-50-0x0000000007050000-0x00000000070F3000-memory.dmp

Filesize
652KB

Download
memory/3968-36-0x0000000005E70000-0x0000000005E8E000-memory.dmp

Filesize
120KB

Download
memory/3968-19-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/3968-17-0x0000000002550000-0x0000000002586000-memory.dmp

Filesize
216KB

Download
memory/3968-18-0x0000000005050000-0x0000000005678000-memory.dmp

Filesize
6.2MB

Download
memory/3968-39-0x00000000708B0000-0x00000000708FC000-memory.dmp

Filesize
304KB

Download
memory/3968-21-0x0000000004E30000-0x0000000004E96000-memory.dmp

Filesize
408KB

Download
memory/3968-23-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/3968-20-0x0000000004D90000-0x0000000004DB2000-memory.dmp

Filesize
136KB

Download
memory/3968-34-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/3968-38-0x0000000006430000-0x0000000006462000-memory.dmp

Filesize
200KB

Download
memory/3968-37-0x0000000005EA0000-0x0000000005EEC000-memory.dmp

Filesize
304KB

Download
memory/3968-22-0x0000000004EA0000-0x0000000004F06000-memory.dmp

Filesize
408KB

Download
memory/4120-16-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/4120-11-0x00000000097E0000-0x000000000981C000-memory.dmp

Filesize
240KB

Download
memory/4120-5-0x00000000056C0000-0x00000000056CA000-memory.dmp

Filesize
40KB

Download
memory/4120-1-0x0000000000C50000-0x0000000000CCE000-memory.dmp

Filesize
504KB

Download
memory/4120-2-0x0000000005CD0000-0x0000000006274000-memory.dmp

Filesize
5.6MB

Download
memory/4120-3-0x0000000005720000-0x00000000057B2000-memory.dmp

Filesize
584KB

Download
memory/4120-0-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

Filesize
4KB

Download
memory/4120-4-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/4120-6-0x0000000006DF0000-0x0000000006E8C000-memory.dmp

Filesize
624KB

Download
memory/4120-7-0x0000000005920000-0x000000000592E000-memory.dmp

Filesize
56KB

Download
memory/4120-10-0x00000000071C0000-0x000000000722A000-memory.dmp

Filesize
424KB

Download
memory/4120-9-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/4120-8-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

Filesize
4KB

Download
memory/4380-65-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/4380-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4380-15-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/4380-63-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/4380-64-0x0000000005270000-0x0000000005288000-memory.dmp

Filesize
96KB

Download
memory/4380-35-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/4380-69-0x0000000006180000-0x00000000061D0000-memory.dmp

Filesize
320KB

Download