expiro | 6d177210e8a0c508a402188cfc38f47cfde0fbbdab2272272ad6e0c8c565c248

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-02-2025 10:06

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General

Target

JaffaCakes118_04d01a58c5124c797b743920805aff99.exe
Size

181KB
MD5

04d01a58c5124c797b743920805aff99
SHA1

d3453460a2e946e477d0e166ee54c2ce64195806
SHA256

6d177210e8a0c508a402188cfc38f47cfde0fbbdab2272272ad6e0c8c565c248
SHA512

e6225828f956ab2919e320daa68633b35d7bb1f04e472312b1d1ec8a2711f5dbe7d9861dddee0342493499b6d3350e87577545e9255cfbce2e77296f8d7c552c
SSDEEP

3072:z/8kPShtEnI3sEoOvW3lzCxkjnOejLwM7cMfBjyOQJq424Bw9fMJAzua84P4:7tShtEnI3JoOvwzOWlcuyPW4Bw1+Abd4

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
behavioral1/memory/3012-2-0x0000000001000000-0x000000000107A000-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_04d01a58c5124c797b743920805aff99.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_04d01a58c5124c797b743920805aff99.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_04d01a58c5124c797b743920805aff99.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:3012

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/3012-0-0x0000000001000000-0x000000000107A000-memory.dmp

Filesize
488KB

Download
memory/3012-1-0x0000000001001000-0x0000000001002000-memory.dmp

Filesize
4KB

Download
memory/3012-2-0x0000000001000000-0x000000000107A000-memory.dmp

Filesize
488KB

Download