cdd9213c986f4dcc1f2c07f584d564c6a3ba00c9c27fe016bf51fd70ff0ef973

Resubmissions

28-03-2024 13:35

240328-qvvdysfd4s 4

21-03-2024 15:21

240321-srcqvaed68 10

Analysis

max time kernel
120s
max time network
128s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
21-03-2024 15:21

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General

Target

$TEMP/kernel.dll
Size

7.5MB
MD5

3addcb27ffbfeecf0cf1f4980e0b0baf
SHA1

dde794a1bb1fba39d30334b0abce6010092c5d27
SHA256

15c2a89dc69cc532d59c40946f4764aeff284fd01734c2f5783efd60ce14f40a
SHA512

3f2ed545f5f913f645506829192291098a7981afdc761f5cb996c299abe0cd5befc1585b0bafd189a5505b3543cadb340df50fbf9551de4c84b9d193628a082b
SSDEEP

196608:4uoz1uHMDYjG4mJmvoG7nAbyrxpetNvjr:4uozPoumvozbyOr

Score

1^/10

Malware Config

Signatures

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2312	rundll32.exe
2312	rundll32.exe
2312	rundll32.exe
2312	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1160 wrote to memory of 2312	1160	rundll32.exe	28
PID 1160 wrote to memory of 2312	1160	rundll32.exe	28
PID 1160 wrote to memory of 2312	1160	rundll32.exe	28
PID 1160 wrote to memory of 2312	1160	rundll32.exe	28
PID 1160 wrote to memory of 2312	1160	rundll32.exe	28
PID 1160 wrote to memory of 2312	1160	rundll32.exe	28
PID 1160 wrote to memory of 2312	1160	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\kernel.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1160
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\kernel.dll,#1
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2312

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2312-0-0x0000000000120000-0x0000000000121000-memory.dmp

Filesize
4KB

Download
memory/2312-2-0x0000000000120000-0x0000000000121000-memory.dmp

Filesize
4KB

Download
memory/2312-4-0x0000000000120000-0x0000000000121000-memory.dmp

Filesize
4KB

Download
memory/2312-5-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2312-7-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2312-9-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2312-12-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2312-14-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2312-16-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2312-18-0x0000000070CB0000-0x00000000720DC000-memory.dmp

Filesize
20.2MB

Download
memory/2312-17-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2312-21-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2312-23-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2312-28-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2312-26-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2312-29-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2312-33-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2312-31-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download