evilnum | 83c375dcdadb8467955f5e124cf4e8d6eac78c51c03fb7393dc810a243ba1a90

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28-09-2024 09:29

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

fc00819c4cdc8609313041cf345a7dca_JaffaCakes118.lnk
Size

938KB
MD5

fc00819c4cdc8609313041cf345a7dca
SHA1

3cb2d94e7a3b6d6141106e3973189e06306ce2f0
SHA256

83c375dcdadb8467955f5e124cf4e8d6eac78c51c03fb7393dc810a243ba1a90
SHA512

53b2761be2a805aa6cdc7857b70da8b25ccf0990dc1f9a6501ed73af9909db6a58667b9bcd786c9acc19309b18bc228ac02d3ebe97063b1cf6bf2362c935131c
SSDEEP

12288:HZ3Si/5CQsdRgvhS+u1vBcxqDE/4QiqkgLGVRivcLwOtIO1nKnYn/oGug+:53D5C5LgvMr1mx8y4dqLGnZn12Yngfg+

Score

10^/10

evilnum execution trojan

Malware Config

Signatures

Evilnum
A malware family with multiple components distributed through LNK files.
trojan evilnum

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	cmd.exe

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5024 wrote to memory of 1504	5024	cmd.exe	83
PID 5024 wrote to memory of 1504	5024	cmd.exe	83
PID 1504 wrote to memory of 880	1504	cmd.exe	84
PID 1504 wrote to memory of 880	1504	cmd.exe	84
PID 1504 wrote to memory of 1416	1504	cmd.exe	85
PID 1504 wrote to memory of 1416	1504	cmd.exe	85
PID 1504 wrote to memory of 2772	1504	cmd.exe	86
PID 1504 wrote to memory of 2772	1504	cmd.exe	86

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\fc00819c4cdc8609313041cf345a7dca_JaffaCakes118.lnk
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:5024
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c path=C:\Windows\system32&move "VerificationDocuments.pdf.lnk " "C:\Users\Admin\AppData\Local\Temp\1.lnk"&type "C:\Users\Admin\AppData\Local\Temp\1.lnk"|find "END2">"C:\Users\Admin\AppData\Local\Temp\0.js"&wscript "C:\Users\Admin\AppData\Local\Temp\0.js"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1504
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /S /D /c" type "C:\Users\Admin\AppData\Local\Temp\1.lnk""
    3⤵
    PID:880
- - C:\Windows\system32\find.exe
    find "END2"
    3⤵
    PID:1416
- - C:\Windows\system32\wscript.exe
    wscript "C:\Users\Admin\AppData\Local\Temp\0.js"
    3⤵
    PID:2772

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads