agenttesla | cd33d31a9816f7f440815d04335a4635539ee94a238968c594a1af85b08f9d0d

Analysis

max time kernel
119s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-01-2025 08:46

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General

Target

QUOTATION#00439.exe
Size

902KB
MD5

e9462162ef8333e2452c5fa0f767d397
SHA1

169162aa4ac1764e051f1444bf22313e527eb5a0
SHA256

609bc44c18519741abb62259b700403e05cc0fd57b972ef68ca6ae8194d27f2a
SHA512

9f86b523a8851c42dd428b0038ccfd592d3d726b3485cdbc8805bb307142f313212168be356bcf0bc6bdb8f7242df8d5a08e287fbc5ccf3553a409427dbd6e8f
SSDEEP

24576:KWv3tv3GuXDFa/Q56oFiUrGJq5o5R3X3N:5vNTeQ56oL4CeH3N

Score

10^/10

agenttesla discovery execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.ercolina-usa.com
Port:
21
Username:
[email protected]
Password:
nXe0M~WkW&nJ

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.ercolina-usa.com
Port:
21
Username:
[email protected]
Password:
nXe0M~WkW&nJ

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Agenttesla 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
376	powershell.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	QUOTATION#00439.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

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"	QUOTATION#00439.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
19	api.ipify.org
20	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 428 set thread context of 3944	428	QUOTATION#00439.exe	91

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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	QUOTATION#00439.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	QUOTATION#00439.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3944	QUOTATION#00439.exe
3944	QUOTATION#00439.exe
376	powershell.exe
376	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3944	QUOTATION#00439.exe
Token: SeDebugPrivilege	376	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3944	QUOTATION#00439.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 428 wrote to memory of 376	428	QUOTATION#00439.exe	89
PID 428 wrote to memory of 376	428	QUOTATION#00439.exe	89
PID 428 wrote to memory of 376	428	QUOTATION#00439.exe	89
PID 428 wrote to memory of 3944	428	QUOTATION#00439.exe	91
PID 428 wrote to memory of 3944	428	QUOTATION#00439.exe	91
PID 428 wrote to memory of 3944	428	QUOTATION#00439.exe	91
PID 428 wrote to memory of 3944	428	QUOTATION#00439.exe	91
PID 428 wrote to memory of 3944	428	QUOTATION#00439.exe	91
PID 428 wrote to memory of 3944	428	QUOTATION#00439.exe	91
PID 428 wrote to memory of 3944	428	QUOTATION#00439.exe	91
PID 428 wrote to memory of 3944	428	QUOTATION#00439.exe	91

C:\Users\Admin\AppData\Local\Temp\QUOTATION#00439.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION#00439.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:428
- 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\QUOTATION#00439.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:376
- C:\Users\Admin\AppData\Local\Temp\QUOTATION#00439.exe
  "C:\Users\Admin\AppData\Local\Temp\QUOTATION#00439.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3944

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

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5nzkw3eu.smf.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/376-50-0x00000000080D0000-0x000000000874A000-memory.dmp

Filesize
6.5MB

Download
memory/376-52-0x0000000007B00000-0x0000000007B0A000-memory.dmp

Filesize
40KB

Download
memory/376-22-0x0000000006030000-0x0000000006096000-memory.dmp

Filesize
408KB

Download
memory/376-28-0x00000000748C0000-0x0000000075070000-memory.dmp

Filesize
7.7MB

Download
memory/376-63-0x00000000748C0000-0x0000000075070000-memory.dmp

Filesize
7.7MB

Download
memory/376-60-0x0000000007DB0000-0x0000000007DB8000-memory.dmp

Filesize
32KB

Download
memory/376-58-0x0000000007CD0000-0x0000000007CE4000-memory.dmp

Filesize
80KB

Download
memory/376-59-0x0000000007DD0000-0x0000000007DEA000-memory.dmp

Filesize
104KB

Download
memory/376-57-0x0000000007CC0000-0x0000000007CCE000-memory.dmp

Filesize
56KB

Download
memory/376-54-0x0000000007C90000-0x0000000007CA1000-memory.dmp

Filesize
68KB

Download
memory/376-53-0x0000000007D10000-0x0000000007DA6000-memory.dmp

Filesize
600KB

Download
memory/376-34-0x00000000748C0000-0x0000000075070000-memory.dmp

Filesize
7.7MB

Download
memory/376-51-0x0000000007A90000-0x0000000007AAA000-memory.dmp

Filesize
104KB

Download
memory/376-15-0x00000000051A0000-0x00000000051D6000-memory.dmp

Filesize
216KB

Download
memory/376-37-0x0000000006D30000-0x0000000006D62000-memory.dmp

Filesize
200KB

Download
memory/376-49-0x0000000007950000-0x00000000079F3000-memory.dmp

Filesize
652KB

Download
memory/376-48-0x0000000007930000-0x000000000794E000-memory.dmp

Filesize
120KB

Download
memory/376-20-0x00000000748C0000-0x0000000075070000-memory.dmp

Filesize
7.7MB

Download
memory/376-19-0x0000000005990000-0x0000000005FB8000-memory.dmp

Filesize
6.2MB

Download
memory/376-21-0x00000000058B0000-0x00000000058D2000-memory.dmp

Filesize
136KB

Download
memory/376-38-0x0000000070540000-0x000000007058C000-memory.dmp

Filesize
304KB

Download
memory/376-36-0x00000000067A0000-0x00000000067EC000-memory.dmp

Filesize
304KB

Download
memory/376-35-0x0000000006760000-0x000000000677E000-memory.dmp

Filesize
120KB

Download
memory/376-33-0x00000000061C0000-0x0000000006514000-memory.dmp

Filesize
3.3MB

Download
memory/428-4-0x0000000004F70000-0x0000000004F7A000-memory.dmp

Filesize
40KB

Download
memory/428-8-0x0000000005390000-0x00000000053AE000-memory.dmp

Filesize
120KB

Download
memory/428-2-0x00000000055A0000-0x0000000005B44000-memory.dmp

Filesize
5.6MB

Download
memory/428-3-0x0000000004FF0000-0x0000000005082000-memory.dmp

Filesize
584KB

Download
memory/428-5-0x00000000748C0000-0x0000000075070000-memory.dmp

Filesize
7.7MB

Download
memory/428-1-0x0000000000480000-0x0000000000566000-memory.dmp

Filesize
920KB

Download
memory/428-16-0x00000000748C0000-0x0000000075070000-memory.dmp

Filesize
7.7MB

Download
memory/428-6-0x0000000005260000-0x00000000052FC000-memory.dmp

Filesize
624KB

Download
memory/428-0-0x00000000748CE000-0x00000000748CF000-memory.dmp

Filesize
4KB

Download
memory/428-7-0x0000000007D90000-0x0000000007E48000-memory.dmp

Filesize
736KB

Download
memory/428-11-0x0000000002850000-0x00000000028D8000-memory.dmp

Filesize
544KB

Download
memory/428-10-0x00000000748C0000-0x0000000075070000-memory.dmp

Filesize
7.7MB

Download
memory/428-9-0x00000000748CE000-0x00000000748CF000-memory.dmp

Filesize
4KB

Download
memory/3944-17-0x00000000053F0000-0x0000000005456000-memory.dmp

Filesize
408KB

Download
memory/3944-12-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/3944-14-0x00000000748C0000-0x0000000075070000-memory.dmp

Filesize
7.7MB

Download
memory/3944-18-0x00000000748C0000-0x0000000075070000-memory.dmp

Filesize
7.7MB

Download
memory/3944-64-0x0000000006DC0000-0x0000000006E10000-memory.dmp

Filesize
320KB

Download
memory/3944-65-0x00000000748C0000-0x0000000075070000-memory.dmp

Filesize
7.7MB

Download