expiro | e06d1d87fac14ef5f13c61c4df2efe05ce7e64536b604862f0f04922cc168037

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03/01/2025, 06:20

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General

Target

JaffaCakes118_6abf0cd1da0159956811ce346e514f70.exe
Size

656KB
MD5

6abf0cd1da0159956811ce346e514f70
SHA1

5e4ef1d2ec0336dac05fded6c295b6b1cfbb4a51
SHA256

e06d1d87fac14ef5f13c61c4df2efe05ce7e64536b604862f0f04922cc168037
SHA512

103331cea6d5da4c4721244ef596a8d8f0fef481ca788d8f94095b794e0ad69e9153e8d6196c9dbf5e2bc10e39ab8f34c3b7dab2a94f22d359d9a78d128ed3da
SSDEEP

12288:rcj8ZErlVO//u77lEi/eVOWlq+4+GhUPNtBl6tWzRLBUvYKGkdclZO:QIZErlm277Ci/eC+4+GePNtBl6tWzRLe

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/3212-2-0x0000000000400000-0x00000000005D2000-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_6abf0cd1da0159956811ce346e514f70.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6abf0cd1da0159956811ce346e514f70.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6abf0cd1da0159956811ce346e514f70.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:3212

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/3212-0-0x0000000000400000-0x00000000005D2000-memory.dmp

Filesize
1.8MB

Download
memory/3212-1-0x0000000000409000-0x000000000040A000-memory.dmp

Filesize
4KB

Download
memory/3212-2-0x0000000000400000-0x00000000005D2000-memory.dmp

Filesize
1.8MB

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