expiro | 2e733b7ef90565151139a3d0143baa1d21e635d258d1f9ad0e48ff773fa99229

Analysis

max time kernel
94s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01/01/2025, 00:06

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General

Target

JaffaCakes118_402b9324e6c998dc18b1f2773ad35c43.exe
Size

703KB
MD5

402b9324e6c998dc18b1f2773ad35c43
SHA1

30caa3d71259518dee19ac4a3cfb8a0e5b9db6e6
SHA256

2e733b7ef90565151139a3d0143baa1d21e635d258d1f9ad0e48ff773fa99229
SHA512

ec0786fe3fc0d28f8413d6efb9600cf7e5a8bc56da7a96aa7c96c7d4a6f895438b533edef047945162310fa3be55cb325d0a2379cfa9267f3e177a3d62e74df9
SSDEEP

12288:8zdB3ysht3j0lM5x1Eyat1hF+emSlIduM3be6Z/WHiMlnGQ:8hB39htL7itIduM3b3kiM

Score

10^/10

expiro backdoor discovery

Malware Config

Signatures

Expiro family
expiro
Expiro, m0yv
Expiro aka m0yv is a multi-functional backdoor written in C++.
backdoor expiro

Expiro payload 1 IoCs

backdoor

resource	yara_rule
behavioral2/memory/1724-2-0x0000000001000000-0x00000000011DC000-memory.dmp	family_expiro1

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_402b9324e6c998dc18b1f2773ad35c43.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_402b9324e6c998dc18b1f2773ad35c43.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_402b9324e6c998dc18b1f2773ad35c43.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1724

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1724-0-0x0000000001000000-0x00000000011DC000-memory.dmp

Filesize
1.9MB

Download
memory/1724-1-0x0000000001016000-0x0000000001017000-memory.dmp

Filesize
4KB

Download
memory/1724-2-0x0000000001000000-0x00000000011DC000-memory.dmp

Filesize
1.9MB

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