2eaccf2ffad0c83282b940b5ed1e65f38acacc9e002b48e3bf4f852e1097232a

Analysis

max time kernel
40s
max time network
49s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
17-03-2024 04:49

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General

Target

ransomwares/FakePetya/FakePetya.exe
Size

55KB
MD5

c01399c30e8744681251164fae8dca01
SHA1

46e215f2b1b3ab8b56d5a010b32e0da80b356d2f
SHA256

4146805a52db2d4fdb1183bb45f0cd4d90cf184cbd0d5ec2cf370e2fa2813cd7
SHA512

cc9e3e23dbe4ae9a2828c12de0fb0a593c5f7a4cd31ba7cc7457d3b3eee04931542b0dc925adc9960ea1051915dcc349460e262ca8770ba99b4c50e9804c1b08
SSDEEP

768:ZI3niJqlQTwuJVu8CX729+Nl/ObYxDlj6rJADzA4zt+jsIu8x:S3iJqlQj1K9NDDl2g8jsIfx

Score

6^/10

bootkit persistence

Malware Config

Signatures

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	FakePetya.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3880	1312	WerFault.exe	95
2496	1312	WerFault.exe	95

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1312	FakePetya.exe
1312	FakePetya.exe
1312	FakePetya.exe
1312	FakePetya.exe
1312	FakePetya.exe
1312	FakePetya.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1312	FakePetya.exe

C:\Users\Admin\AppData\Local\Temp\ransomwares\FakePetya\FakePetya.exe
"C:\Users\Admin\AppData\Local\Temp\ransomwares\FakePetya\FakePetya.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1312
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1312 -s 440
  2⤵
  - Program crash
  PID:3880
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1312 -s 436
  2⤵
  - Program crash
  PID:2496

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1312 -ip 1312
1⤵
PID:3656

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 1312 -ip 1312
1⤵
PID:4804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1312-0-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

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