5fa3a2796eaf9563333a8da8feae53d42fc90d4ab3de1dbb1bb38d4c3923945c

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
18-10-2024 07:14

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General

Target

Materien.exe
Size

752KB
MD5

da48313586a7ed35308c3d7b730be3a8
SHA1

3ccfbbce591a3f16cc620984d2be7929fd7c69a5
SHA256

802900953255394194cffac091a16c4edbee0cacb91ea43823ed2e36b5b4a3c4
SHA512

5fc0666e58ff30541c5205de42009ca9340308dd3c664b9b1e28ebaffdb7ee2ed24ad584b1de2157472ef2ce172dc84fee0521d6729c7e8af27573eeae49a186
SSDEEP

12288:jGHXvdN4G9MMe/OdNDqJ83eCOyGOs61IYZVAecgs9FMa1Mdq8jJa:juNNesNlLDGMIYO7MoOa

Score

8^/10

discovery execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
2248	powershell.exe
2452	powershell.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\0409\Grubstaking.bro	Materien.exe

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 3 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	Materien.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2452	powershell.exe
2248	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2452	powershell.exe
Token: SeDebugPrivilege	2248	powershell.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 2248	1740	Materien.exe	31
PID 1740 wrote to memory of 2248	1740	Materien.exe	31
PID 1740 wrote to memory of 2248	1740	Materien.exe	31
PID 1740 wrote to memory of 2248	1740	Materien.exe	31
PID 1740 wrote to memory of 2452	1740	Materien.exe	33
PID 1740 wrote to memory of 2452	1740	Materien.exe	33
PID 1740 wrote to memory of 2452	1740	Materien.exe	33
PID 1740 wrote to memory of 2452	1740	Materien.exe	33

C:\Users\Admin\AppData\Local\Temp\Materien.exe
"C:\Users\Admin\AppData\Local\Temp\Materien.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1740
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -windowstyle hidden "$Totemistic=Get-Content -raw 'C:\Users\Admin\AppData\Local\Temp\superincomprehensible\Tillgspensionen.Ask';$Skomagermestrene=$Totemistic.SubString(54750,3);.$Skomagermestrene($Totemistic)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2248
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -windowstyle hidden "$Totemistic=Get-Content -raw 'C:\Users\Admin\AppData\Local\Temp\superincomprehensible\Tillgspensionen.Ask';$Skomagermestrene=$Totemistic.SubString(54750,3);.$Skomagermestrene($Totemistic)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2452

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
e2f8420a97e2a29e6d0c7b39919cf898

SHA1
64048dedea3e94fa003cfec9a40ae4ab1ed99561

SHA256
056744db8e4b31cc348c7f1b5254898a02d03691cc1c92a25c3fd4e066a18eb2

SHA512
a40001e91a0e2005c23bcc900bb8cf24b4023ed8a440df4e3d8dc0707bb5ee1a9d237213aadef4b08560b9f3aad84b45b982141aacd774711ac04e952e1950ec

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