agenttesla | 95a0540d09fd56f0a71d989e200fd14c6d4735b0333417c38b848f3afa3eab85

Analysis

max time kernel
89s
max time network
86s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-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
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	BANK SLIP.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	BANK SLIP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	BANK SLIP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	BANK SLIP.exe

AgentTesla payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1628-66-0x0000000000400000-0x0000000000466000-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

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

Processes:

BANK SLIP.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Control Panel\International\Geo\Nation 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

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Control Panel\International\Geo\Nation	BANK SLIP.exe

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
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	BANK SLIP.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	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-1-5-21-17203666-93769886-2545153620-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BANK SLIP.exe
Key opened	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BANK SLIP.exe
Key opened	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\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 216 set thread context of 1628 216 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

3264 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

powershell.exeBANK SLIP.exeBANK SLIP.exe

pid process

1004 powershell.exe
1004 powershell.exe
216 BANK SLIP.exe
1628 BANK SLIP.exe
1628 BANK SLIP.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exeBANK SLIP.exeBANK SLIP.exe

description pid process

Token: SeDebugPrivilege 1004 powershell.exe
Token: SeDebugPrivilege 216 BANK SLIP.exe
Token: SeDebugPrivilege 1628 BANK SLIP.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

BANK SLIP.exe

pid process

1628 BANK SLIP.exe

description	pid	process	target process
PID 216 set thread context of 1628	216	BANK SLIP.exe	BANK SLIP.exe

pid	process
3264	schtasks.exe

pid	process
1004	powershell.exe
1004	powershell.exe
216	BANK SLIP.exe
1628	BANK SLIP.exe
1628	BANK SLIP.exe

description	pid	process
Token: SeDebugPrivilege	1004	powershell.exe
Token: SeDebugPrivilege	216	BANK SLIP.exe
Token: SeDebugPrivilege	1628	BANK SLIP.exe

pid	process
1628	BANK SLIP.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

BANK SLIP.exe

description	pid	process	target process
PID 216 wrote to memory of 1004	216	BANK SLIP.exe	powershell.exe
PID 216 wrote to memory of 1004	216	BANK SLIP.exe	powershell.exe
PID 216 wrote to memory of 1004	216	BANK SLIP.exe	powershell.exe
PID 216 wrote to memory of 3264	216	BANK SLIP.exe	schtasks.exe
PID 216 wrote to memory of 3264	216	BANK SLIP.exe	schtasks.exe
PID 216 wrote to memory of 3264	216	BANK SLIP.exe	schtasks.exe
PID 216 wrote to memory of 1628	216	BANK SLIP.exe	BANK SLIP.exe
PID 216 wrote to memory of 1628	216	BANK SLIP.exe	BANK SLIP.exe
PID 216 wrote to memory of 1628	216	BANK SLIP.exe	BANK SLIP.exe
PID 216 wrote to memory of 1628	216	BANK SLIP.exe	BANK SLIP.exe
PID 216 wrote to memory of 1628	216	BANK SLIP.exe	BANK SLIP.exe
PID 216 wrote to memory of 1628	216	BANK SLIP.exe	BANK SLIP.exe
PID 216 wrote to memory of 1628	216	BANK SLIP.exe	BANK SLIP.exe
PID 216 wrote to memory of 1628	216	BANK SLIP.exe	BANK SLIP.exe

outlook_office_path 1 IoCs

Processes:

BANK SLIP.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-17203666-93769886-2545153620-1000\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-1-5-21-17203666-93769886-2545153620-1000\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
- Checks computer location settings
- 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:216

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell" Get-MpPreference -verbose
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1004

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ocVxQZzo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5F42.tmp"
2⤵
- Creates scheduled task(s)
PID:3264

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:1628

Network

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\Microsoft\CLR_v4.0_32\UsageLogs\BANK SLIP.exe.log
Filesize
1KB

MD5
5200da2e50f24d5d543c3f10674acdcb

SHA1
b574a3336839882d799c0a7f635ea238efb934ee

SHA256
d2d81c1c9d35bc66149beaa77029bee68664d8512fc1efe373180bab77d61026

SHA512
24722a7de3250a6027a411c8b79d0720554c4efd59553f54b94ab77dc21efbf3191e0912901db475f08a6e9c1855d9e9594504d80d27300097418f4384a9d9cb

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vq0ytzrz.dve.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5F42.tmp
Filesize
1KB

MD5
8dd52fff1d631f54739c36c96a405f12

SHA1
26d01b01cf5f29736b154851d33463ef580bfaa9

SHA256
e7ffce0d418932afb2c34b4d1026a94bc531ea96034af111a20a5aa8a3073475

SHA512
769e217afba92f475ad466b02e1556d4da1e826e4e38d5ada0aa3b2c55acd004a8bb73539d644b14c6c65b0bf166d5e3aa0148aa1c25a175e478a8ea6610dcc8

Download Submit
memory/216-8-0x00000000056C0000-0x00000000056D8000-memory.dmp

Filesize
96KB

Download
memory/216-10-0x0000000005850000-0x0000000005860000-memory.dmp

Filesize
64KB

Download
memory/216-5-0x0000000005850000-0x0000000005860000-memory.dmp

Filesize
64KB

Download
memory/216-6-0x00000000056B0000-0x00000000056BA000-memory.dmp

Filesize
40KB

Download
memory/216-7-0x00000000059B0000-0x0000000005A06000-memory.dmp

Filesize
344KB

Download
memory/216-3-0x0000000005C20000-0x00000000061C4000-memory.dmp

Filesize
5.6MB

Download
memory/216-9-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/216-4-0x0000000005710000-0x00000000057A2000-memory.dmp

Filesize
584KB

Download
memory/216-11-0x0000000006670000-0x00000000066F8000-memory.dmp

Filesize
544KB

Download
memory/216-12-0x0000000005BC0000-0x0000000005BC6000-memory.dmp

Filesize
24KB

Download
memory/216-13-0x00000000066F0000-0x000000000675A000-memory.dmp

Filesize
424KB

Download
memory/216-69-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/216-2-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/216-1-0x0000000005580000-0x000000000561C000-memory.dmp

Filesize
624KB

Download
memory/216-0-0x0000000000B50000-0x0000000000C06000-memory.dmp

Filesize
728KB

Download
memory/1004-32-0x00000000064A0000-0x00000000064BE000-memory.dmp

Filesize
120KB

Download
memory/1004-50-0x00000000077F0000-0x000000000780A000-memory.dmp

Filesize
104KB

Download
memory/1004-21-0x0000000005C40000-0x0000000005CA6000-memory.dmp

Filesize
408KB

Download
memory/1004-20-0x0000000005570000-0x00000000055D6000-memory.dmp

Filesize
408KB

Download
memory/1004-17-0x0000000002C20000-0x0000000002C30000-memory.dmp

Filesize
64KB

Download
memory/1004-27-0x0000000005E70000-0x00000000061C4000-memory.dmp

Filesize
3.3MB

Download
memory/1004-18-0x0000000002C20000-0x0000000002C30000-memory.dmp

Filesize
64KB

Download
memory/1004-33-0x0000000006530000-0x000000000657C000-memory.dmp

Filesize
304KB

Download
memory/1004-35-0x000000007F0A0000-0x000000007F0B0000-memory.dmp

Filesize
64KB

Download
memory/1004-34-0x00000000069D0000-0x0000000006A02000-memory.dmp

Filesize
200KB

Download
memory/1004-36-0x000000006F710000-0x000000006F75C000-memory.dmp

Filesize
304KB

Download
memory/1004-42-0x0000000002C20000-0x0000000002C30000-memory.dmp

Filesize
64KB

Download
memory/1004-47-0x00000000069B0000-0x00000000069CE000-memory.dmp

Filesize
120KB

Download
memory/1004-48-0x0000000007540000-0x00000000075E3000-memory.dmp

Filesize
652KB

Download
memory/1004-49-0x0000000007E70000-0x00000000084EA000-memory.dmp

Filesize
6.5MB

Download
memory/1004-19-0x00000000053B0000-0x00000000053D2000-memory.dmp

Filesize
136KB

Download
memory/1004-51-0x0000000007840000-0x000000000784A000-memory.dmp

Filesize
40KB

Download
memory/1004-52-0x0000000007A50000-0x0000000007AE6000-memory.dmp

Filesize
600KB

Download
memory/1004-53-0x00000000079D0000-0x00000000079E1000-memory.dmp

Filesize
68KB

Download
memory/1004-54-0x0000000007A00000-0x0000000007A0E000-memory.dmp

Filesize
56KB

Download
memory/1004-55-0x0000000007A10000-0x0000000007A24000-memory.dmp

Filesize
80KB

Download
memory/1004-56-0x0000000007B10000-0x0000000007B2A000-memory.dmp

Filesize
104KB

Download
memory/1004-57-0x0000000007AF0000-0x0000000007AF8000-memory.dmp

Filesize
32KB

Download
memory/1004-60-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/1004-16-0x0000000005610000-0x0000000005C38000-memory.dmp

Filesize
6.2MB

Download
memory/1004-14-0x0000000002B70000-0x0000000002BA6000-memory.dmp

Filesize
216KB

Download
memory/1004-15-0x00000000744B0000-0x0000000074C60000-memory.dmp

Filesize
7.7MB

Download
memory/1628-66-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1628-70-0x0000000005A80000-0x0000000005A98000-memory.dmp

Filesize
96KB

Download
memory/1628-71-0x0000000006FA0000-0x0000000006FF0000-memory.dmp

Filesize
320KB

Download