09d6e5a43a89fb80bb43aea3cf0ba3cb597832eebe3acfb23f6bff2c71c1da88

Analysis

max time kernel
41s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
07/11/2022, 19:13

Target

09d6e5a43a89fb80bb43aea3cf0ba3cb597832eebe3acfb23f6bff2c71c1da88.dll
Size

120KB
MD5

0f57ecb24bc5ce40b93db56582d0ef7d
SHA1

5b4996d2044bec3a2b56e2b9843d7ba864ef9070
SHA256

09d6e5a43a89fb80bb43aea3cf0ba3cb597832eebe3acfb23f6bff2c71c1da88
SHA512

5458e104212947f4344d8058c8c10899d81e79f70930d1749fc3d569454c59f660a5d8cf7d1c05f1bd034e3f5407e7416e5ba1ac06b48a23bd77d042950b567e
SSDEEP

1536:VIUKD3/sxhoI5UQie+QhcfBvCmNCJTHTz3Fwx+6Xx2t6UjCOgcwwLdPCCz4MHnmY:KpPCBiVQ6pvsJDT2dXSBjKq6C08mY

Score

6^/10

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

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

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	rundll32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1624	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 1624	1672	rundll32.exe	28
PID 1672 wrote to memory of 1624	1672	rundll32.exe	28
PID 1672 wrote to memory of 1624	1672	rundll32.exe	28
PID 1672 wrote to memory of 1624	1672	rundll32.exe	28
PID 1672 wrote to memory of 1624	1672	rundll32.exe	28
PID 1672 wrote to memory of 1624	1672	rundll32.exe	28
PID 1672 wrote to memory of 1624	1672	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\09d6e5a43a89fb80bb43aea3cf0ba3cb597832eebe3acfb23f6bff2c71c1da88.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1672
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\09d6e5a43a89fb80bb43aea3cf0ba3cb597832eebe3acfb23f6bff2c71c1da88.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - Suspicious behavior: EnumeratesProcesses
  PID:1624

Initial Access

Execution

Persistence

Bootkit

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

memory/1624-55-0x00000000753C1000-0x00000000753C3000-memory.dmp

Filesize
8KB

Download
memory/1624-56-0x0000000000160000-0x000000000016B000-memory.dmp

Filesize
44KB

Download
memory/1624-58-0x0000000010000000-0x000000001000A000-memory.dmp

Filesize
40KB

Download
memory/1624-60-0x0000000010000000-0x000000001000A000-memory.dmp

Filesize
40KB

Download
memory/1624-61-0x0000000000160000-0x000000000016B000-memory.dmp

Filesize
44KB

Download