agenttesla | 95a0540d09fd56f0a71d989e200fd14c6d4735b0333417c38b848f3afa3eab85

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
29-04-2024 12:41

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General

Target

BANK SLIP.exe
Size

699KB
MD5

5a4a18b2faa6857e7a4b6a497cd01655
SHA1

e797a6bdc8534679c9a4f0a255c2fc33d213205c
SHA256

3c6245d7313bf3f38f7b4a56fdf95b52d197b17ae6ab8aebc7382b05037251fc
SHA512

4f0a58c3ba7dbce4c5dc29352b6536604980f4677957e449ab161ad3947cda5539b7d3e42d8d82637e7a30cecca138028f5fe84315cac56e6eeb5a052af93cdd
SSDEEP

12288:5WS79vl2iN8v2zv1gOaE+1IhcszI4jyAZP+n2ANuDt2c00Z6bOy0DyQYlExH:B1B2O/yszI4jXFXBB0j/zHm

Score

10^/10

agenttesla collection evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.bestwaylogistics.com.pk
Port:
587
Username:
[email protected]
Password:
bestway786

Signatures

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

Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

Processes:

BANK SLIP.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	BANK SLIP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	BANK SLIP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	BANK SLIP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	BANK SLIP.exe

AgentTesla payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1808-25-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/1808-32-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/1808-31-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/1808-30-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/1808-27-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla

Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

BANK SLIP.exe

description ioc process

Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions BANK SLIP.exe
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

BANK SLIP.exe

description ioc process

Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools BANK SLIP.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions	BANK SLIP.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools	BANK SLIP.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

BANK SLIP.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	BANK SLIP.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	BANK SLIP.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 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

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

BANK SLIP.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	BANK SLIP.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features	BANK SLIP.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

BANK SLIP.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BANK SLIP.exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BANK SLIP.exe
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BANK SLIP.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

BANK SLIP.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	BANK SLIP.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	BANK SLIP.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

BANK SLIP.exe

description pid process target process

PID 1284 set thread context of 1808 1284 BANK SLIP.exe BANK SLIP.exe
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

Processes:

schtasks.exe

pid process

2656 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exeBANK SLIP.exeBANK SLIP.exe

pid process

2860 powershell.exe
1284 BANK SLIP.exe
1808 BANK SLIP.exe
1808 BANK SLIP.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exeBANK SLIP.exeBANK SLIP.exe

description pid process

Token: SeDebugPrivilege 2860 powershell.exe
Token: SeDebugPrivilege 1284 BANK SLIP.exe
Token: SeDebugPrivilege 1808 BANK SLIP.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

BANK SLIP.exe

pid process

1808 BANK SLIP.exe

description	pid	process	target process
PID 1284 set thread context of 1808	1284	BANK SLIP.exe	BANK SLIP.exe

pid	process
2656	schtasks.exe

pid	process
2860	powershell.exe
1284	BANK SLIP.exe
1808	BANK SLIP.exe
1808	BANK SLIP.exe

description	pid	process
Token: SeDebugPrivilege	2860	powershell.exe
Token: SeDebugPrivilege	1284	BANK SLIP.exe
Token: SeDebugPrivilege	1808	BANK SLIP.exe

pid	process
1808	BANK SLIP.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

BANK SLIP.exe

description	pid	process	target process
PID 1284 wrote to memory of 2860	1284	BANK SLIP.exe	powershell.exe
PID 1284 wrote to memory of 2860	1284	BANK SLIP.exe	powershell.exe
PID 1284 wrote to memory of 2860	1284	BANK SLIP.exe	powershell.exe
PID 1284 wrote to memory of 2860	1284	BANK SLIP.exe	powershell.exe
PID 1284 wrote to memory of 2656	1284	BANK SLIP.exe	schtasks.exe
PID 1284 wrote to memory of 2656	1284	BANK SLIP.exe	schtasks.exe
PID 1284 wrote to memory of 2656	1284	BANK SLIP.exe	schtasks.exe
PID 1284 wrote to memory of 2656	1284	BANK SLIP.exe	schtasks.exe
PID 1284 wrote to memory of 1808	1284	BANK SLIP.exe	BANK SLIP.exe
PID 1284 wrote to memory of 1808	1284	BANK SLIP.exe	BANK SLIP.exe
PID 1284 wrote to memory of 1808	1284	BANK SLIP.exe	BANK SLIP.exe
PID 1284 wrote to memory of 1808	1284	BANK SLIP.exe	BANK SLIP.exe
PID 1284 wrote to memory of 1808	1284	BANK SLIP.exe	BANK SLIP.exe
PID 1284 wrote to memory of 1808	1284	BANK SLIP.exe	BANK SLIP.exe
PID 1284 wrote to memory of 1808	1284	BANK SLIP.exe	BANK SLIP.exe
PID 1284 wrote to memory of 1808	1284	BANK SLIP.exe	BANK SLIP.exe
PID 1284 wrote to memory of 1808	1284	BANK SLIP.exe	BANK SLIP.exe

outlook_office_path 1 IoCs

Processes:

BANK SLIP.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BANK SLIP.exe

outlook_win_path 1 IoCs

Processes:

BANK SLIP.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BANK SLIP.exe

C:\Users\Admin\AppData\Local\Temp\BANK SLIP.exe
"C:\Users\Admin\AppData\Local\Temp\BANK SLIP.exe"
1⤵
- Modifies Windows Defender Real-time Protection settings
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Windows security modification
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1284

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell" Get-MpPreference -verbose
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2860

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ocVxQZzo" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA093.tmp"
2⤵
- Creates scheduled task(s)
PID:2656

C:\Users\Admin\AppData\Local\Temp\BANK SLIP.exe
"C:\Users\Admin\AppData\Local\Temp\BANK SLIP.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1808

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Virtualization/Sandbox Evasion

T1497

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Peripheral Device Discovery

T1120

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpA093.tmp
Filesize
1KB

MD5
a35f482956197c70f00cb778d1e57478

SHA1
7d03eee105881ce77ea9e1c51d537db4038077ea

SHA256
4ec2e4fb00a92ee5371cda50556ad2e75ebf44f3e70ab9606667b482c0e0abc3

SHA512
146ba1139b4877a151033c4cffb92cd593c50c7f7402e2bd6cef9fc125c1c231f17c7eb29a0e1723542ab70c96bdf368989e0f3ee810a09790b09e833e4ed465

Download Submit
memory/1284-1-0x0000000073DE0000-0x00000000744CE000-memory.dmp

Filesize
6.9MB

Download
memory/1284-2-0x0000000002200000-0x0000000002240000-memory.dmp

Filesize
256KB

Download
memory/1284-3-0x00000000005D0000-0x00000000005E8000-memory.dmp

Filesize
96KB

Download
memory/1284-4-0x0000000073DE0000-0x00000000744CE000-memory.dmp

Filesize
6.9MB

Download
memory/1284-5-0x0000000002200000-0x0000000002240000-memory.dmp

Filesize
256KB

Download
memory/1284-6-0x00000000050D0000-0x0000000005158000-memory.dmp

Filesize
544KB

Download
memory/1284-7-0x00000000020B0000-0x00000000020B6000-memory.dmp

Filesize
24KB

Download
memory/1284-8-0x00000000054F0000-0x000000000555A000-memory.dmp

Filesize
424KB

Download
memory/1284-33-0x0000000073DE0000-0x00000000744CE000-memory.dmp

Filesize
6.9MB

Download
memory/1284-0-0x0000000000930000-0x00000000009E6000-memory.dmp

Filesize
728KB

Download
memory/1808-32-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1808-21-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1808-25-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1808-23-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1808-31-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1808-30-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1808-29-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1808-27-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/2860-14-0x0000000002450000-0x0000000002490000-memory.dmp

Filesize
256KB

Download
memory/2860-15-0x000000006EE80000-0x000000006F42B000-memory.dmp

Filesize
5.7MB

Download
memory/2860-13-0x0000000002450000-0x0000000002490000-memory.dmp

Filesize
256KB

Download
memory/2860-12-0x000000006EE80000-0x000000006F42B000-memory.dmp

Filesize
5.7MB

Download
memory/2860-11-0x000000006EE80000-0x000000006F42B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads