f2a43dfd835590b763acc7ee05f4763c0cb047f50d8a1b82ff4c56c528e9f73a

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/11/2024, 15:32

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General

Target

f2a43dfd835590b763acc7ee05f4763c0cb047f50d8a1b82ff4c56c528e9f73a.exe
Size

443KB
MD5

eb54141b5e25102ff3b58c37705752ce
SHA1

11a0cddab8eb1d02e56ae7431cd341308ab97d15
SHA256

f2a43dfd835590b763acc7ee05f4763c0cb047f50d8a1b82ff4c56c528e9f73a
SHA512

2a18299b04ef8d78b34081412858106471e480d253ce4b83ccda08368833e08fa739443e4b674e2b4e5ef0723b8ea4d0f6abfdb1d8af2711d00b384f53f6deae
SSDEEP

12288:aTMfFqZXFzJOEL9GiKuULwuxr2sN9cdPV+a:aTMfFqxFkuK1LBig9qPV

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
872	powershell.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\0409\unionizes\impersonal.ini	f2a43dfd835590b763acc7ee05f4763c0cb047f50d8a1b82ff4c56c528e9f73a.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	f2a43dfd835590b763acc7ee05f4763c0cb047f50d8a1b82ff4c56c528e9f73a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
872	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	872	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 872	1628	f2a43dfd835590b763acc7ee05f4763c0cb047f50d8a1b82ff4c56c528e9f73a.exe	32
PID 1628 wrote to memory of 872	1628	f2a43dfd835590b763acc7ee05f4763c0cb047f50d8a1b82ff4c56c528e9f73a.exe	32
PID 1628 wrote to memory of 872	1628	f2a43dfd835590b763acc7ee05f4763c0cb047f50d8a1b82ff4c56c528e9f73a.exe	32
PID 1628 wrote to memory of 872	1628	f2a43dfd835590b763acc7ee05f4763c0cb047f50d8a1b82ff4c56c528e9f73a.exe	32

C:\Users\Admin\AppData\Local\Temp\f2a43dfd835590b763acc7ee05f4763c0cb047f50d8a1b82ff4c56c528e9f73a.exe
"C:\Users\Admin\AppData\Local\Temp\f2a43dfd835590b763acc7ee05f4763c0cb047f50d8a1b82ff4c56c528e9f73a.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -windowstyle hidden "$Filatelistens129=Get-Content -raw 'C:\Users\Admin\AppData\Local\storsejl\Swanson.Dru';$Flelsesbetonedes=$Filatelistens129.SubString(54366,3);.$Flelsesbetonedes($Filatelistens129)
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:872

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/872-15-0x00000000738C1000-0x00000000738C2000-memory.dmp

Filesize
4KB

Download
memory/872-16-0x00000000738C0000-0x0000000073E6B000-memory.dmp

Filesize
5.7MB

Download
memory/872-18-0x00000000738C0000-0x0000000073E6B000-memory.dmp

Filesize
5.7MB

Download
memory/872-17-0x00000000738C0000-0x0000000073E6B000-memory.dmp

Filesize
5.7MB

Download
memory/872-19-0x00000000738C0000-0x0000000073E6B000-memory.dmp

Filesize
5.7MB

Download
memory/872-20-0x00000000738C0000-0x0000000073E6B000-memory.dmp

Filesize
5.7MB

Download