bc12fafff726b1818b871a1ab5280f9173ce975128c69f8860f95905adcdd79b

Analysis

max time kernel
149s
max time network
149s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
31/07/2026, 02:26

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General

Target
2026-07-31_e7493cec3995f21b4e6717253a26d80e_akira_rusty-stealer.exe
Size 502KB
Sample260731-cwy7msbc65
SHA256 bc12fafff726b1818b871a1ab5280f9173ce975128c69f8860f95905adcdd79b
MD5 e7493cec3995f21b4e6717253a26d80e
SHA1 366dd11485a75c925902da8bed2b84d1edf8a863
SHA512 124e64062d31ac173c4b5c2b46261a32e72371dff7877a247363e738641f269abb646537bf76192994b6d69c9b16af9696c69fb0749a8c2928423b7fbc66dd68
SSDEEP 6144:rLNt0pSwP01EtLla3LNoGutLnzFtn+Z/YsQYRQ0CjC9E:3NcG13LixJvBB
TLSH
T1ABB47C27F64112ACC86AC0748356B632B331709D9BE1B9FF169807742E6AEF06F39714
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

execution persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1976	RuntimeBroker.exe
6124	RuntimeBroker.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
3356	schtasks.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3576 wrote to memory of 1976	3576	2026-07-31_e7493cec3995f21b4e6717253a26d80e_akira_rusty-stealer.exe	89
PID 1976 wrote to memory of 3356	1976	RuntimeBroker.exe	91

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\2026-07-31_e7493cec3995f21b4e6717253a26d80e_akira_rusty-stealer.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-31_e7493cec3995f21b4e6717253a26d80e_akira_rusty-stealer.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3576
- C:\Users\Admin\AppData\Local\Microsoft\Windows\RuntimeBroker\RuntimeBroker.exe
  "C:\Users\Admin\AppData\Local\Microsoft\Windows\RuntimeBroker\RuntimeBroker.exe" -s
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1976
- - C:\Windows\System32\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /tn "RuntimeBrokerStartup" /tr ""C:\Users\Admin\AppData\Local\Microsoft\Windows\RuntimeBroker\RuntimeBroker.exe" -s" /sc onlogon /f /rl highest
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:3356

C:\Users\Admin\AppData\Local\Microsoft\Windows\RuntimeBroker\RuntimeBroker.exe
C:\Users\Admin\AppData\Local\Microsoft\Windows\RuntimeBroker\RuntimeBroker.exe
1⤵
- Executes dropped EXE
PID:6124

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

RuntimeBroker.exe

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\RuntimeBroker\RuntimeBroker.exe
Size 502KB
SHA256 bc12fafff726b1818b871a1ab5280f9173ce975128c69f8860f95905adcdd79b
MD5 e7493cec3995f21b4e6717253a26d80e
SHA1 366dd11485a75c925902da8bed2b84d1edf8a863
SHA512 124e64062d31ac173c4b5c2b46261a32e72371dff7877a247363e738641f269abb646537bf76192994b6d69c9b16af9696c69fb0749a8c2928423b7fbc66dd68
SSDEEP 6144:rLNt0pSwP01EtLla3LNoGutLnzFtn+Z/YsQYRQ0CjC9E:3NcG13LixJvBB
TLSH
T1ABB47C27F64112ACC86AC0748356B632B331709D9BE1B9FF169807742E6AEF06F39714
MD5 SHA1 SHA512 SSDEEP TLSH

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads