Malware Analysis Report

2025-06-16 03:27

Sample ID 230508-kapp3shf43
Target Recibo de transferencía.exe
SHA256 d82034c5d5633ff4f38939fd15a82c3612886742e8bedf4060fdb2129c09aacb
Tags
snakekeylogger stormkitty collection keylogger spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

d82034c5d5633ff4f38939fd15a82c3612886742e8bedf4060fdb2129c09aacb

Threat Level: Known bad

The file Recibo de transferencía.exe was found to be: Known bad.

Malicious Activity Summary

snakekeylogger stormkitty collection keylogger spyware stealer

StormKitty

StormKitty payload

Snake Keylogger

Snake Keylogger payload

Reads user/profile data of web browsers

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-05-08 08:24

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-05-08 08:24

Reported

2023-05-08 08:26

Platform

win7-20230220-en

Max time kernel

113s

Max time network

131s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe"

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

Description Indicator Process Target
N/A N/A N/A N/A
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N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

StormKitty

stealer stormkitty

StormKitty payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A checkip.dyndns.org N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1072 set thread context of 540 N/A C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1072 wrote to memory of 540 N/A C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe
PID 1072 wrote to memory of 540 N/A C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe
PID 1072 wrote to memory of 540 N/A C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe
PID 1072 wrote to memory of 540 N/A C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe
PID 1072 wrote to memory of 540 N/A C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe
PID 1072 wrote to memory of 540 N/A C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe
PID 1072 wrote to memory of 540 N/A C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe
PID 1072 wrote to memory of 540 N/A C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe
PID 1072 wrote to memory of 540 N/A C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe

"C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe"

C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe

"C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
DE 193.122.6.168:80 checkip.dyndns.org tcp
US 8.8.8.8:53 mail.libreriamarpe.com udp
ES 185.18.197.63:587 mail.libreriamarpe.com tcp

Files

memory/1072-54-0x0000000000CB0000-0x0000000000D36000-memory.dmp

memory/1072-55-0x00000000021E0000-0x0000000002220000-memory.dmp

memory/1072-56-0x0000000000420000-0x000000000042C000-memory.dmp

memory/1072-57-0x00000000021E0000-0x0000000002220000-memory.dmp

memory/1072-58-0x0000000000440000-0x000000000044A000-memory.dmp

memory/1072-59-0x0000000002180000-0x00000000021E2000-memory.dmp

memory/1072-60-0x00000000009E0000-0x0000000000A08000-memory.dmp

memory/540-61-0x0000000000400000-0x0000000000426000-memory.dmp

memory/540-62-0x0000000000400000-0x0000000000426000-memory.dmp

memory/540-63-0x0000000000400000-0x0000000000426000-memory.dmp

memory/540-64-0x0000000000400000-0x0000000000426000-memory.dmp

memory/540-65-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/540-66-0x0000000000400000-0x0000000000426000-memory.dmp

memory/540-68-0x0000000000400000-0x0000000000426000-memory.dmp

memory/540-70-0x0000000000400000-0x0000000000426000-memory.dmp

memory/540-71-0x0000000004C60000-0x0000000004CA0000-memory.dmp

memory/540-72-0x0000000004C60000-0x0000000004CA0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-05-08 08:24

Reported

2023-05-08 08:26

Platform

win10v2004-20230220-en

Max time kernel

133s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe"

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

Description Indicator Process Target
N/A N/A N/A N/A

StormKitty

stealer stormkitty

StormKitty payload

Description Indicator Process Target
N/A N/A N/A N/A

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A checkip.dyndns.org N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 408 set thread context of 3084 N/A C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe

"C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe"

C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe

"C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 123.108.74.40.in-addr.arpa udp
US 93.184.220.29:80 tcp
US 93.184.220.29:80 tcp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 40.125.122.176:443 tcp
US 8.8.8.8:53 checkip.dyndns.org udp
DE 193.122.6.168:80 checkip.dyndns.org tcp
US 8.8.8.8:53 168.6.122.193.in-addr.arpa udp
US 40.125.122.176:443 tcp
US 8.8.8.8:53 73.254.224.20.in-addr.arpa udp
US 8.8.8.8:53 mail.libreriamarpe.com udp
ES 185.18.197.63:587 mail.libreriamarpe.com tcp
US 8.8.8.8:53 63.197.18.185.in-addr.arpa udp
NL 87.248.202.1:80 tcp
NL 87.248.202.1:80 tcp
US 8.8.8.8:53 254.105.26.67.in-addr.arpa udp
NL 173.223.113.164:443 tcp
NL 173.223.113.131:80 tcp
US 204.79.197.203:80 tcp
US 40.125.122.151:443 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 2.36.159.162.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
NL 88.221.25.155:80 tcp

Files

memory/408-133-0x0000000000B90000-0x0000000000C16000-memory.dmp

memory/408-134-0x0000000005AE0000-0x0000000006084000-memory.dmp

memory/408-135-0x00000000055D0000-0x0000000005662000-memory.dmp

memory/408-136-0x0000000005870000-0x0000000005A16000-memory.dmp

memory/408-137-0x00000000055C0000-0x00000000055CA000-memory.dmp

memory/408-138-0x0000000005860000-0x0000000005870000-memory.dmp

memory/408-139-0x0000000005860000-0x0000000005870000-memory.dmp

memory/408-140-0x0000000008630000-0x00000000086CC000-memory.dmp

memory/3084-141-0x0000000000400000-0x0000000000426000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Recibo de transferencía.exe.log

MD5 b57b1ea0e9817bd8c90747e991b77447
SHA1 df63d993dd8b356c2aa8bdd5fed4ead467d0ef1f
SHA256 af13b787c47fa267cbca28ec758f254d5407c5a418fb86fff25ce5aec8b0f99c
SHA512 31e8ed3d1f8a3050b53e2b54ded1cde057ab76da28785347ba45a24535974207b14cb7f54f620f6e3a6e679705d7349005d7c29170d988c09c071c852cde621c

memory/3084-144-0x0000000005190000-0x00000000051A0000-memory.dmp

memory/3084-145-0x0000000005190000-0x00000000051A0000-memory.dmp