agenttesla | 276f9055909174b4cf05748f028a3f0cf9c33bc371200b1d0e9c366a1b92e003

General

Target

Quotation - 00645.exe
Size

811KB
MD5

42f4ad74b08ac8e44928083706bc422a
SHA1

6e7082c542a8a1ed54fa7287d163e64eba98ee4f
SHA256

ba38c374f40119a4acbdab2bc171043b87bae2d299b2628f2a02da87e851c97f
SHA512

a281a626525da1db4b166711e7cbc23e76ce7bcfaf9d8e5f550461b9b7016bd834961ee2824134334c20c011434c61b8b5a44d3e9e8d875c8380883f3adfafad
SSDEEP

12288:08ps2o+FgfSy9Sm9LrvwJhlfydchnczs04mIXeY14:08pHhdy9SBffjhcoZhV1

Score

10^/10

agenttesla collection execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mbarieservicesltd.com
Port:
587
Username:
[email protected]
Password:
*o9H+18Q4%;M
Email To:
[email protected]

Signatures

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

Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4480-10-0x0000000000400000-0x0000000000430000-memory.dmp	INDICATOR_EXE_Packed_GEN01

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

Processes:

powershell.exe

pid process

4460 powershell.exe

pid	process
4460	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

Processes:

Quotation - 00645.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation	Quotation - 00645.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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

Quotation - 00645.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quotation - 00645.exe
Key opened	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quotation - 00645.exe
Key opened	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quotation - 00645.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Quotation - 00645.exe

description pid process target process

PID 1388 set thread context of 4480 1388 Quotation - 00645.exe Quotation - 00645.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

4460 powershell.exe
4460 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Quotation - 00645.exepowershell.exe

description pid process

Token: SeDebugPrivilege 4480 Quotation - 00645.exe
Token: SeDebugPrivilege 4460 powershell.exe

description	pid	process	target process
PID 1388 set thread context of 4480	1388	Quotation - 00645.exe	Quotation - 00645.exe

pid	process
4460	powershell.exe
4460	powershell.exe

description	pid	process
Token: SeDebugPrivilege	4480	Quotation - 00645.exe
Token: SeDebugPrivilege	4460	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

Quotation - 00645.exe

description	pid	process	target process
PID 1388 wrote to memory of 4460	1388	Quotation - 00645.exe	powershell.exe
PID 1388 wrote to memory of 4460	1388	Quotation - 00645.exe	powershell.exe
PID 1388 wrote to memory of 4460	1388	Quotation - 00645.exe	powershell.exe
PID 1388 wrote to memory of 4480	1388	Quotation - 00645.exe	Quotation - 00645.exe
PID 1388 wrote to memory of 4480	1388	Quotation - 00645.exe	Quotation - 00645.exe
PID 1388 wrote to memory of 4480	1388	Quotation - 00645.exe	Quotation - 00645.exe
PID 1388 wrote to memory of 4480	1388	Quotation - 00645.exe	Quotation - 00645.exe
PID 1388 wrote to memory of 4480	1388	Quotation - 00645.exe	Quotation - 00645.exe
PID 1388 wrote to memory of 4480	1388	Quotation - 00645.exe	Quotation - 00645.exe
PID 1388 wrote to memory of 4480	1388	Quotation - 00645.exe	Quotation - 00645.exe
PID 1388 wrote to memory of 4480	1388	Quotation - 00645.exe	Quotation - 00645.exe

outlook_office_path 1 IoCs

Processes:

Quotation - 00645.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quotation - 00645.exe

outlook_win_path 1 IoCs

Processes:

Quotation - 00645.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Quotation - 00645.exe

C:\Users\Admin\AppData\Local\Temp\Quotation - 00645.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation - 00645.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1388

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 - 00645.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4460

C:\Users\Admin\AppData\Local\Temp\Quotation - 00645.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation - 00645.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4480

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Email Collection

1

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\Quotation - 00645.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wrznjcw3.jyq.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1388-6-0x00000000056A0000-0x00000000056BA000-memory.dmp

Filesize
104KB

Download
memory/1388-3-0x00000000054E0000-0x0000000005572000-memory.dmp

Filesize
584KB

Download
memory/1388-4-0x0000000005690000-0x000000000569A000-memory.dmp

Filesize
40KB

Download
memory/1388-5-0x0000000074AC0000-0x0000000075270000-memory.dmp

Filesize
7.7MB

Download
memory/1388-2-0x0000000005A90000-0x0000000006034000-memory.dmp

Filesize
5.6MB

Download
memory/1388-7-0x0000000005680000-0x0000000005690000-memory.dmp

Filesize
64KB

Download
memory/1388-8-0x0000000006240000-0x00000000062B0000-memory.dmp

Filesize
448KB

Download
memory/1388-9-0x0000000008840000-0x00000000088DC000-memory.dmp

Filesize
624KB

Download
memory/1388-0-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

Filesize
4KB

Download
memory/1388-1-0x0000000000A40000-0x0000000000B12000-memory.dmp

Filesize
840KB

Download
memory/1388-13-0x0000000074AC0000-0x0000000075270000-memory.dmp

Filesize
7.7MB

Download
memory/4460-48-0x00000000080B0000-0x000000000872A000-memory.dmp

Filesize
6.5MB

Download
memory/4460-53-0x0000000007CE0000-0x0000000007D76000-memory.dmp

Filesize
600KB

Download
memory/4460-61-0x0000000074AC0000-0x0000000075270000-memory.dmp

Filesize
7.7MB

Download
memory/4460-17-0x0000000002DA0000-0x0000000002DD6000-memory.dmp

Filesize
216KB

Download
memory/4460-18-0x0000000074AC0000-0x0000000075270000-memory.dmp

Filesize
7.7MB

Download
memory/4460-19-0x0000000005970000-0x0000000005F98000-memory.dmp

Filesize
6.2MB

Download
memory/4460-20-0x0000000005800000-0x0000000005822000-memory.dmp

Filesize
136KB

Download
memory/4460-21-0x00000000058A0000-0x0000000005906000-memory.dmp

Filesize
408KB

Download
memory/4460-58-0x0000000007D80000-0x0000000007D88000-memory.dmp

Filesize
32KB

Download
memory/4460-27-0x0000000006090000-0x00000000063E4000-memory.dmp

Filesize
3.3MB

Download
memory/4460-32-0x0000000074AC0000-0x0000000075270000-memory.dmp

Filesize
7.7MB

Download
memory/4460-33-0x0000000006740000-0x000000000675E000-memory.dmp

Filesize
120KB

Download
memory/4460-34-0x00000000067D0000-0x000000000681C000-memory.dmp

Filesize
304KB

Download
memory/4460-36-0x0000000070720000-0x000000007076C000-memory.dmp

Filesize
304KB

Download
memory/4460-35-0x0000000006D10000-0x0000000006D42000-memory.dmp

Filesize
200KB

Download
memory/4460-46-0x0000000006CF0000-0x0000000006D0E000-memory.dmp

Filesize
120KB

Download
memory/4460-47-0x0000000007710000-0x00000000077B3000-memory.dmp

Filesize
652KB

Download
memory/4460-57-0x0000000007DA0000-0x0000000007DBA000-memory.dmp

Filesize
104KB

Download
memory/4460-49-0x0000000007A60000-0x0000000007A7A000-memory.dmp

Filesize
104KB

Download
memory/4460-50-0x0000000007AE0000-0x0000000007AEA000-memory.dmp

Filesize
40KB

Download
memory/4460-56-0x0000000007CA0000-0x0000000007CB4000-memory.dmp

Filesize
80KB

Download
memory/4460-55-0x0000000007C90000-0x0000000007C9E000-memory.dmp

Filesize
56KB

Download
memory/4460-54-0x0000000007C60000-0x0000000007C71000-memory.dmp

Filesize
68KB

Download
memory/4480-15-0x0000000004F10000-0x0000000004F76000-memory.dmp

Filesize
408KB

Download
memory/4480-52-0x00000000065E0000-0x00000000067A2000-memory.dmp

Filesize
1.8MB

Download
memory/4480-51-0x00000000063C0000-0x0000000006410000-memory.dmp

Filesize
320KB

Download
memory/4480-10-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4480-14-0x0000000074AC0000-0x0000000075270000-memory.dmp

Filesize
7.7MB

Download
memory/4480-16-0x0000000074AC0000-0x0000000075270000-memory.dmp

Filesize
7.7MB

Download
memory/4480-62-0x0000000074AC0000-0x0000000075270000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads