4ce24c022e799db363340739967bfe40edc4ed1d81588a86007eb16c8ec601e7

Analysis

max time kernel
151s
max time network
74s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
05-12-2022 17:45

Target

PO-12-5-2022.lnk
Size

2KB
MD5

4f86eb0c1fac722e4c7b4f6f089bd127
SHA1

9d459b6ebc01d6e937785e1e118000bebdd3f700
SHA256

89a1a6cb000a66b841ad26a8d0d5af507cc17efc00a109d61d52a65caa4cef43
SHA512

c8f1d53629d14ddbe84b6878104a773e7a1bd8da47ab2b3d5ac04955916978bd79db0a9c3a94652889580344cf21416d7791b2982afeb7da5839ce33c7cc76a0

Score

8^/10

Blocklisted process makes network request 4 IoCs

Processes:

powershell.exe

flow pid process

3 1364 powershell.exe
5 1364 powershell.exe
6 1364 powershell.exe
7 1364 powershell.exe
Drops startup file 1 IoCs

Processes:

powershell.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\295.lnk powershell.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exe

pid process

1364 powershell.exe
1364 powershell.exe
1364 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1364 powershell.exe
Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

AcroRd32.exe

pid process

612 AcroRd32.exe
612 AcroRd32.exe
612 AcroRd32.exe
612 AcroRd32.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\295.lnk	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1364	powershell.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exepowershell.exe

description	pid	process	target process
PID 684 wrote to memory of 1364	684	cmd.exe	powershell.exe
PID 684 wrote to memory of 1364	684	cmd.exe	powershell.exe
PID 684 wrote to memory of 1364	684	cmd.exe	powershell.exe
PID 1364 wrote to memory of 612	1364	powershell.exe	AcroRd32.exe
PID 1364 wrote to memory of 612	1364	powershell.exe	AcroRd32.exe
PID 1364 wrote to memory of 612	1364	powershell.exe	AcroRd32.exe
PID 1364 wrote to memory of 612	1364	powershell.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\PO-12-5-2022.lnk
1⤵
- Suspicious use of WriteProcessMemory
PID:684

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\document.pdf"
3⤵
- Suspicious use of SetWindowsHookEx
PID:612

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

memory/612-98-0x0000000075241000-0x0000000075243000-memory.dmp

Filesize
8KB

Download
memory/612-97-0x0000000000000000-mapping.dmp

Download
memory/684-54-0x000007FEFBE61000-0x000007FEFBE63000-memory.dmp

Filesize
8KB

Download
memory/1364-95-0x0000000002774000-0x0000000002777000-memory.dmp

Filesize
12KB

Download
memory/1364-94-0x000007FEF3960000-0x000007FEF44BD000-memory.dmp

Filesize
11.4MB

Download
memory/1364-96-0x000000000277B000-0x000000000279A000-memory.dmp

Filesize
124KB

Download
memory/1364-93-0x000007FEF44C0000-0x000007FEF4EE3000-memory.dmp

Filesize
10.1MB

Download
memory/1364-88-0x0000000000000000-mapping.dmp

Download
memory/1364-99-0x000000001B660000-0x000000001B6A0000-memory.dmp

Filesize
256KB

Download
memory/1364-100-0x0000000002774000-0x0000000002777000-memory.dmp

Filesize
12KB

Download
memory/1364-101-0x000000000277B000-0x000000000279A000-memory.dmp

Filesize
124KB

Download
memory/1364-102-0x000000001B660000-0x000000001B6A0000-memory.dmp

Filesize
256KB

Download
memory/1364-103-0x000000000277B000-0x000000000279A000-memory.dmp

Filesize
124KB

Download