9dbaa30f9fbccd0821c136557992a8dfa6e1c92af89aa637807f18db7a7e7f78

General

Target

4219085.exe
Size

793KB
MD5

0dacbb28cef175c1e01560fe18e3ee70
SHA1

61b84862a70a43ef54ffe00b8c15cb192e9d79a8
SHA256

9dbaa30f9fbccd0821c136557992a8dfa6e1c92af89aa637807f18db7a7e7f78
SHA512

38abff21af4afd5939da8f7332169d665b47a57e0fd7357716d1ea942868e260878f51312ff22c216f071c5d5cdcb92ab80e6acc7c2df77e98300c62c4df29db

Score

10^/10

collection spyware stealer suricata

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.escueladeseguridadmaritima.com
Port:
587
Username:
julieta@escueladeseguridadmaritima.com
Password:
JUsatelite2020

Signatures

suricata: ET MALWARE AgentTesla Exfil Via SMTP
suricata: ET MALWARE AgentTesla Exfil Via SMTP
suricata

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:

4219085.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2403053463-4052593947-3703345493-1000\Control Panel\International\Geo\Nation	4219085.exe

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
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

4219085.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2403053463-4052593947-3703345493-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4219085.exe
Key opened	\REGISTRY\USER\S-1-5-21-2403053463-4052593947-3703345493-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4219085.exe
Key opened	\REGISTRY\USER\S-1-5-21-2403053463-4052593947-3703345493-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4219085.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

4219085.exe

description pid process target process

PID 3128 set thread context of 4848 3128 4219085.exe 4219085.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

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
T1053

Processes:

schtasks.exe

pid process

2848 schtasks.exe

description	pid	process	target process
PID 3128 set thread context of 4848	3128	4219085.exe	4219085.exe

pid	process
2848	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

4219085.exe4219085.exepowershell.exe

pid	process
3128	4219085.exe
3128	4219085.exe
3128	4219085.exe
3128	4219085.exe
3128	4219085.exe
4848	4219085.exe
4848	4219085.exe
1312	powershell.exe
1312	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

4219085.exe4219085.exepowershell.exe

description pid process

Token: SeDebugPrivilege 3128 4219085.exe
Token: SeDebugPrivilege 4848 4219085.exe
Token: SeDebugPrivilege 1312 powershell.exe

description	pid	process
Token: SeDebugPrivilege	3128	4219085.exe
Token: SeDebugPrivilege	4848	4219085.exe
Token: SeDebugPrivilege	1312	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

4219085.exe

description	pid	process	target process
PID 3128 wrote to memory of 1312	3128	4219085.exe	powershell.exe
PID 3128 wrote to memory of 1312	3128	4219085.exe	powershell.exe
PID 3128 wrote to memory of 1312	3128	4219085.exe	powershell.exe
PID 3128 wrote to memory of 2848	3128	4219085.exe	schtasks.exe
PID 3128 wrote to memory of 2848	3128	4219085.exe	schtasks.exe
PID 3128 wrote to memory of 2848	3128	4219085.exe	schtasks.exe
PID 3128 wrote to memory of 4848	3128	4219085.exe	4219085.exe
PID 3128 wrote to memory of 4848	3128	4219085.exe	4219085.exe
PID 3128 wrote to memory of 4848	3128	4219085.exe	4219085.exe
PID 3128 wrote to memory of 4848	3128	4219085.exe	4219085.exe
PID 3128 wrote to memory of 4848	3128	4219085.exe	4219085.exe
PID 3128 wrote to memory of 4848	3128	4219085.exe	4219085.exe
PID 3128 wrote to memory of 4848	3128	4219085.exe	4219085.exe
PID 3128 wrote to memory of 4848	3128	4219085.exe	4219085.exe

outlook_office_path 1 IoCs

Processes:

4219085.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2403053463-4052593947-3703345493-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4219085.exe

outlook_win_path 1 IoCs

Processes:

4219085.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2403053463-4052593947-3703345493-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4219085.exe

C:\Users\Admin\AppData\Local\Temp\4219085.exe
"C:\Users\Admin\AppData\Local\Temp\4219085.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3128

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\YuvPkgD.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1312

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YuvPkgD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp865F.tmp"
2⤵
- Creates scheduled task(s)
PID:2848

C:\Users\Admin\AppData\Local\Temp\4219085.exe
"C:\Users\Admin\AppData\Local\Temp\4219085.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4848

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp865F.tmp
MD5
fd37ebfc1ef5a886c5ad12583ac943f7

SHA1
944f4393700f66dd44c639961e57e454ba3ea548

SHA256
861b011f379c4d2483dcf5c78d77d3ed1d3a6a740b8a4be0dec0f5fe03e4850a

SHA512
e414d3428bc087e982af853125e41c068f824d6d710d4e1187f52e6500afabc6fd8d9ad186d6acee03a44952401f781835b7b5060e2860fc7a171d7ed8135299

Download Submit
memory/1312-150-0x00000000058E0000-0x0000000005902000-memory.dmp

Filesize
136KB

Download
memory/1312-142-0x0000000002F70000-0x0000000002FA6000-memory.dmp

Filesize
216KB

Download
memory/1312-167-0x0000000007F50000-0x0000000007F58000-memory.dmp

Filesize
32KB

Download
memory/1312-151-0x0000000005980000-0x00000000059E6000-memory.dmp

Filesize
408KB

Download
memory/1312-166-0x0000000007F70000-0x0000000007F8A000-memory.dmp

Filesize
104KB

Download
memory/1312-165-0x0000000006CE0000-0x0000000006CEE000-memory.dmp

Filesize
56KB

Download
memory/1312-163-0x0000000007EB0000-0x0000000007F46000-memory.dmp

Filesize
600KB

Download
memory/1312-152-0x0000000005AA0000-0x0000000005B06000-memory.dmp

Filesize
408KB

Download
memory/1312-143-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/1312-144-0x00000000031B0000-0x00000000031B1000-memory.dmp

Filesize
4KB

Download
memory/1312-162-0x0000000007CA0000-0x0000000007CAA000-memory.dmp

Filesize
40KB

Download
memory/1312-146-0x0000000005B40000-0x0000000006168000-memory.dmp

Filesize
6.2MB

Download
memory/1312-147-0x00000000031B2000-0x00000000031B3000-memory.dmp

Filesize
4KB

Download
memory/1312-153-0x0000000006320000-0x000000000633E000-memory.dmp

Filesize
120KB

Download
memory/1312-161-0x0000000007C30000-0x0000000007C4A000-memory.dmp

Filesize
104KB

Download
memory/1312-160-0x0000000008290000-0x000000000890A000-memory.dmp

Filesize
6.5MB

Download
memory/1312-159-0x000000007EFF0000-0x000000007EFF1000-memory.dmp

Filesize
4KB

Download
memory/1312-158-0x0000000006F30000-0x0000000006F4E000-memory.dmp

Filesize
120KB

Download
memory/1312-157-0x0000000070160000-0x00000000701AC000-memory.dmp

Filesize
304KB

Download
memory/1312-154-0x00000000031B5000-0x00000000031B7000-memory.dmp

Filesize
8KB

Download
memory/1312-156-0x0000000006EE0000-0x0000000006F12000-memory.dmp

Filesize
200KB

Download
memory/3128-136-0x0000000005830000-0x0000000005DD4000-memory.dmp

Filesize
5.6MB

Download
memory/3128-138-0x0000000005280000-0x0000000005824000-memory.dmp

Filesize
5.6MB

Download
memory/3128-134-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/3128-135-0x0000000000770000-0x000000000083C000-memory.dmp

Filesize
816KB

Download
memory/3128-140-0x00000000012E0000-0x000000000137C000-memory.dmp

Filesize
624KB

Download
memory/3128-139-0x00000000051E0000-0x00000000051EA000-memory.dmp

Filesize
40KB

Download
memory/3128-137-0x0000000005280000-0x0000000005312000-memory.dmp

Filesize
584KB

Download
memory/4848-155-0x00000000064C0000-0x0000000006510000-memory.dmp

Filesize
320KB

Download
memory/4848-148-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/4848-149-0x00000000052F0000-0x00000000052F1000-memory.dmp

Filesize
4KB

Download
memory/4848-145-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/4848-164-0x00000000052F1000-0x00000000052F2000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads