f8b3078e40bcfcd0c464054ab5d942bff72aa8c27aa6cf9838dd2daaac854caa

Analysis

max time kernel
118s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
07-11-2024 15:35

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General

Target

f8b3078e40bcfcd0c464054ab5d942bff72aa8c27aa6cf9838dd2daaac854caa.exe
Size

774KB
MD5

35a14ec5e93e8606051d692c0510b4b2
SHA1

58ffd63f713bf54c45237f3012cc92f624966376
SHA256

f8b3078e40bcfcd0c464054ab5d942bff72aa8c27aa6cf9838dd2daaac854caa
SHA512

a2d1173236b20a717d9ea402fd29540ce9ac002d49421d8343c34e7e63d5fcd8c9a3419ed130c677ac380b0a571cb7db23d6601cee19cc321045c0c035795c3c
SSDEEP

12288:tPVXv0yQ9TUH2pKvC7oh/dDVJnvpeBWIbyuwQL3OWntl81tTTZ/Oi5DwFyEionDs:NnnHLC2dfvpk5yRQLvf81BV2m6ionDu3

Score

8^/10

discovery execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
524	powershell.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\folkepensionsaldres\frostbiter.ini	f8b3078e40bcfcd0c464054ab5d942bff72aa8c27aa6cf9838dd2daaac854caa.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Stilting.Bra	f8b3078e40bcfcd0c464054ab5d942bff72aa8c27aa6cf9838dd2daaac854caa.exe
File opened for modification	C:\Program Files (x86)\unprobably.ini	f8b3078e40bcfcd0c464054ab5d942bff72aa8c27aa6cf9838dd2daaac854caa.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\beent.elv	f8b3078e40bcfcd0c464054ab5d942bff72aa8c27aa6cf9838dd2daaac854caa.exe
File created	C:\Windows\Levitters.lnk	f8b3078e40bcfcd0c464054ab5d942bff72aa8c27aa6cf9838dd2daaac854caa.exe
File opened for modification	C:\Windows\Levitters.lnk	f8b3078e40bcfcd0c464054ab5d942bff72aa8c27aa6cf9838dd2daaac854caa.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 2 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	f8b3078e40bcfcd0c464054ab5d942bff72aa8c27aa6cf9838dd2daaac854caa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
524	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	524	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 860 wrote to memory of 524	860	f8b3078e40bcfcd0c464054ab5d942bff72aa8c27aa6cf9838dd2daaac854caa.exe	31
PID 860 wrote to memory of 524	860	f8b3078e40bcfcd0c464054ab5d942bff72aa8c27aa6cf9838dd2daaac854caa.exe	31
PID 860 wrote to memory of 524	860	f8b3078e40bcfcd0c464054ab5d942bff72aa8c27aa6cf9838dd2daaac854caa.exe	31
PID 860 wrote to memory of 524	860	f8b3078e40bcfcd0c464054ab5d942bff72aa8c27aa6cf9838dd2daaac854caa.exe	31

C:\Users\Admin\AppData\Local\Temp\f8b3078e40bcfcd0c464054ab5d942bff72aa8c27aa6cf9838dd2daaac854caa.exe
"C:\Users\Admin\AppData\Local\Temp\f8b3078e40bcfcd0c464054ab5d942bff72aa8c27aa6cf9838dd2daaac854caa.exe"
1⤵
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:860
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -windowstyle hidden "$Noontimes=Get-Content -raw 'C:\Users\Admin\AppData\Local\Temp\Stragglier\Saccate\Chiriguano.Ski';$Microbiologies=$Noontimes.SubString(1626,3);.$Microbiologies($Noontimes)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:524

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

memory/524-16-0x0000000074411000-0x0000000074412000-memory.dmp

Filesize
4KB

Download
memory/524-17-0x0000000074410000-0x00000000749BB000-memory.dmp

Filesize
5.7MB

Download
memory/524-18-0x0000000074410000-0x00000000749BB000-memory.dmp

Filesize
5.7MB

Download
memory/524-19-0x0000000074410000-0x00000000749BB000-memory.dmp

Filesize
5.7MB

Download
memory/524-20-0x0000000074410000-0x00000000749BB000-memory.dmp

Filesize
5.7MB

Download