Analysis
-
max time kernel
119s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
04-12-2024 15:02
Behavioral task
behavioral1
Sample
KRNL-bootstrapper.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
KRNL-bootstrapper.exe
Resource
win10v2004-20241007-en
General
-
Target
KRNL-bootstrapper.exe
-
Size
13.2MB
-
MD5
5c14e347317a51194b82ef0855e26e3b
-
SHA1
77fb645077b717acfb78dee36371a04976b26e2c
-
SHA256
e0aca3445c99c4be321fcf167f7edfe4b307c8cded7bfeda7f61673dee79c955
-
SHA512
1a054189f35f7aba31c080e27ebdbbc7bb4fc5110124b1317631a422d9888d51e60cdcd507c1073280b2bb7dfec1de957ec736b112413a70ca48be1baff8b6a1
-
SSDEEP
393216:owAct+L01+l+uq+Vvj1+TtIiF90VQxzC7P6ga:owQ01+l+uqgvj1QtINSC7PK
Malware Config
Signatures
-
Loads dropped DLL 1 IoCs
pid Process 2940 KRNL-bootstrapper.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2604 wrote to memory of 2940 2604 KRNL-bootstrapper.exe 30 PID 2604 wrote to memory of 2940 2604 KRNL-bootstrapper.exe 30 PID 2604 wrote to memory of 2940 2604 KRNL-bootstrapper.exe 30
Processes
-
C:\Users\Admin\AppData\Local\Temp\KRNL-bootstrapper.exe"C:\Users\Admin\AppData\Local\Temp\KRNL-bootstrapper.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2604 -
C:\Users\Admin\AppData\Local\Temp\KRNL-bootstrapper.exe"C:\Users\Admin\AppData\Local\Temp\KRNL-bootstrapper.exe"2⤵
- Loads dropped DLL
PID:2940
-
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
6.6MB
MD5d521654d889666a0bc753320f071ef60
SHA15fd9b90c5d0527e53c199f94bad540c1e0985db6
SHA25621700f0bad5769a1b61ea408dc0a140ffd0a356a774c6eb0cc70e574b929d2e2
SHA5127a726835423a36de80fb29ef65dfe7150bd1567cac6f3569e24d9fe091496c807556d0150456429a3d1a6fd2ed0b8ae3128ea3b8674c97f42ce7c897719d2cd3