de2be8ebd629be6b1175d3624d1d8e839c228a35bf29e3eacad572d37b94f85c | Triage

Analysis

max time kernel
43s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
20/12/2022, 15:21

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General

Target

KRNLWRD/krnl.exe
Size

1.5MB
MD5

b4d30c9b8d8285090d6a23f86c9d418e
SHA1

ec0749a7d4d0fe5ebcb6fe732a839c13f02bb4f8
SHA256

16a708453fef15c6949ef6278020b9df440bb5e93d2b644dacc37729f3e6c09f
SHA512

9e38805aedc2276e7fe457cb9b2f7d5432ea69049bfc1876969f072e6c73e067808072f74b9e3d97f4567ec7611e464500b229a08dd8c1737bb5ead60598cbd4
SSDEEP

12288:anWI3rG06x7+G70EE/0GGGGGGhGGGGxdoM43nwVkokblUI:anWuC0AC4ysGGGGGGhGGGGx1VpsL

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1884	1948	WerFault.exe	27

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1948	krnl.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1948	krnl.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 1884	1948	krnl.exe	29
PID 1948 wrote to memory of 1884	1948	krnl.exe	29
PID 1948 wrote to memory of 1884	1948	krnl.exe	29
PID 1948 wrote to memory of 1884	1948	krnl.exe	29

C:\Users\Admin\AppData\Local\Temp\KRNLWRD\krnl.exe
"C:\Users\Admin\AppData\Local\Temp\KRNLWRD\krnl.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1948
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 1544
  2⤵
  - Program crash
  PID:1884

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1948-54-0x0000000000040000-0x00000000001C2000-memory.dmp

Filesize
1.5MB

Download
memory/1948-55-0x00000000764D1000-0x00000000764D3000-memory.dmp

Filesize
8KB

Download