cadd67cf97482b06473b4b83db868bc53bfd1fc97a2c58a5f237ed47ffec169d

Analysis

max time kernel
149s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
29/05/2026, 21:28

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General

Target
cadd67cf97482b06473b4b83db868bc53bfd1fc97a2c58a5f237ed47ffec169d.exe
Size 315KB
Sample260529-1btnesey8x
SHA256 cadd67cf97482b06473b4b83db868bc53bfd1fc97a2c58a5f237ed47ffec169d
MD5 038c4908b0b3c37faeb5462b7b48ceec
SHA1 acd23c90d99f297b237dd777f728a8e427d782fd
SHA512 5dbef3026008de76ac843cd375d7338611d0116db49bfe51dc264f510146e5622d785eedc5a38776245266582a45cfe73ca0b3ba7296094f68d1b5eddc8ef573
SSDEEP 6144:hQ8OyYvc36AVuc7DQd/5zlgBR4JDoyesbSadr3:hj16Qu15yBRCDbTdr3
TLSH
T1B1648D5AF3A814F9F977923CC8529507E772BC160760D78F27A0466A3F236A09D3E721
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 4 IoCs

pid	Process
3168	apprt528a.exe
5036	apprt528a.exe
4184	svc528a.exe
3812	svc528a.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2654269261-3199571979-4291878722-1000\Software\Microsoft\Windows\CurrentVersion\Run\AppRt528a = "C:\\Users\\Admin\\AppData\\Local\\AppRt528a\\apprt528a.exe"	cadd67cf97482b06473b4b83db868bc53bfd1fc97a2c58a5f237ed47ffec169d.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2654269261-3199571979-4291878722-1000\Software\Microsoft\Windows\CurrentVersion\Run\AppSvc528a = "C:\\Users\\Admin\\AppData\\Local\\Programs\\528a\\svc528a.exe"	apprt528a.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4192	cadd67cf97482b06473b4b83db868bc53bfd1fc97a2c58a5f237ed47ffec169d.exe
4192	cadd67cf97482b06473b4b83db868bc53bfd1fc97a2c58a5f237ed47ffec169d.exe
3168	apprt528a.exe
3168	apprt528a.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4192 wrote to memory of 3168	4192	cadd67cf97482b06473b4b83db868bc53bfd1fc97a2c58a5f237ed47ffec169d.exe	81
PID 3168 wrote to memory of 4184	3168	apprt528a.exe	84

C:\Users\Admin\AppData\Local\Temp\cadd67cf97482b06473b4b83db868bc53bfd1fc97a2c58a5f237ed47ffec169d.exe
"C:\Users\Admin\AppData\Local\Temp\cadd67cf97482b06473b4b83db868bc53bfd1fc97a2c58a5f237ed47ffec169d.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4192
- C:\Users\Admin\AppData\Local\AppRt528a\apprt528a.exe
  "C:\Users\Admin\AppData\Local\AppRt528a\apprt528a.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3168
- - C:\Users\Admin\AppData\Local\Programs\528a\svc528a.exe
    "C:\Users\Admin\AppData\Local\Programs\528a\svc528a.exe"
    3⤵
    - Executes dropped EXE
    PID:4184

C:\Users\Admin\AppData\Local\AppRt528a\apprt528a.exe
C:\Users\Admin\AppData\Local\AppRt528a\apprt528a.exe
1⤵
- Executes dropped EXE
PID:5036

C:\Users\Admin\AppData\Local\Programs\528a\svc528a.exe
C:\Users\Admin\AppData\Local\Programs\528a\svc528a.exe
1⤵
- Executes dropped EXE
PID:3812

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

apprt528a.exe

Path C:\Users\Admin\AppData\Local\AppRt528a\apprt528a.exe
Size 316KB
SHA256 3717f35d84916902c729bca24d2e166287bf17684cf02816cd934afcc1bbcbb2
MD5 c6cd7706ec0ed78e0d380564f49bdd99
SHA1 f753b686b564e2dddee3ed98fea36a1105ec70be
SHA512 a9d27f2bf8f2c7b457c6dd215e86a64da4135f5e6acc97322750c4c24deb65ba168cca096c57fcb992b9ee67b6ab37ee76cbeb17dd55fbce35bca62341a2de36
SSDEEP 6144:sQ8OyYvc36AVuc7DQd/5zlgBR4JDdyebbSarrg:sj16Qu15yBRCDEWrrg
TLSH
T1BB648D5AF3A814F9F977923CC8529507E772BC160760D78F27A0466A3F236A09D3E721
MD5 SHA1 SHA512 SSDEEP TLSH

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svc528a.exe

Path C:\Users\Admin\AppData\Local\Programs\528a\svc528a.exe
Size 316KB
SHA256 bec9bee5a8914bccad43fa767819e5a2696885fb4af8063a71e18e4062613c76
MD5 23fcacfe317d3da1360c8ca2e6adcf4c
SHA1 65a1a7d2a5f0c13c02e4348f5cbc3b617178c7ca
SHA512 36c96d92c481fe3d3bd45ac551ff9aad4e284ef6d164d51c91efcf34b713e1ad4bbe267bd3e6d907b6cc2ee5165598a0d981e6e2e2ca21599e080ddf28245914
SSDEEP 6144:GQ8OyYvc36AVuc7DQd/5zlgBR4JD5yevbSyhrQ:Gj16Qu15yBRCDQehrQ
TLSH
T15D648D5AF3A814F9F977923CC8529507E772BC160760D78F27A0466A3F236A09D3E721
MD5 SHA1 SHA512 SSDEEP TLSH

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