c5741701b3866459dd1ffa2477cfd8776713612912693a5897f78aac795d23e9

Resubmissions

31/03/2025, 00:22

250331-apdw1ssjs8 10

28/03/2025, 22:52

250328-2tfd7avl15 10

25/03/2025, 14:57

250325-sb3mbsxxht 10

Analysis

max time kernel
441s
max time network
550s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20250314-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250314-enlocale:en-usos:windows10-ltsc_2021-x64system
submitted
28/03/2025, 22:52

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General

Target

RansomwareSamples/Ranzy_20_11_2020_138KB.exe
Size

138KB
MD5

954479f95ce67fcb855c5b882d68e74b
SHA1

43ccf398999f70b613e1353cfb6845ee09b393ca
SHA256

c4f72b292750e9332b1f1b9761d5aefc07301bc15edf31adeaf2e608000ec1c9
SHA512

515e675401ec67d2d06f06264cb33808ad7d214a0609492ddf73f40a3b829358d75f79fff04b29c6953fc3f450c0d55207d5a6fd3b571f60ae05e25327c41a5f
SSDEEP

3072:WNnBEPCZ788hExMfHg/50iIETyyCDRk8gE9QIluYEh0VZvcWrMFh:WPEa586nHg/50/ET3CoE7uYEau

Score

10^/10

discovery ransomware

Malware Config

Extracted

Path

C:\Users\Admin\readme.txt

Ransom Note

---=== Ranzy Locker 1.1 ===--- Attention! Your network has been locked. Your computers and server are locked now. All encrypted files have extension: .ranzy ---- How to restore my files? ---- All files on each host in your network encrypted with strongest encryption algorithms Backups are deleted or formatted, do not worry, we can help you restore your files Files can be decrypted only with private key - this key stored on our servers You have only one way for return your files back - contact us and receive universal decryption program Do not worry about guarantees - you can decrypt any 3 files FOR FREE as guarantee ---- Contact us ---- You have two way to contact us: 1. Open our recovery-website (can be open in any browser): https://ranzylock.hk/N6CFBPYX 2. In case of link doesnt work open our mirror recovery-website via TOR Browser: Download TOR Browser here: https://www.torproject.org/download/ Open TOR mirror website: http://a6a5b4ppnkrio3nikyutfexbc6y5dc6kfhj3jr32kdwbryr2lempkuyd.onion/N6CFBPYX ---- Data Leak Attention ---- !!! All your sensitive data was downloaded to our servers !!! We are ready to publish this data in our blog with your Company Name, if you will not contact with us by email !!! Only we can delete your files from our servers !!! Only we can restore all your files without any LOSS ---- Recovery information ---- key: eyJleHQiOiIucmFuenkiLCJuZXR3b3JrIjoidHJ1ZSIsInN1YmlkIjoiMTQzNzUiLCJsYW5nIjoiZW4tVVMAIn0= personal id: 10EKVPIH

URLs

https://ranzylock.hk/N6CFBPYX

http://a6a5b4ppnkrio3nikyutfexbc6y5dc6kfhj3jr32kdwbryr2lempkuyd.onion/N6CFBPYX

Signatures

Renames multiple (187) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

Enumerates connected drives 3 TTPs 24 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\B:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\D:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\J:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\N:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\P:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\R:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\U:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\W:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\F:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\K:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\V:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\Y:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\Z:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\A:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\G:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\I:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\M:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\O:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\S:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\T:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\H:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\L:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\Q:	Ranzy_20_11_2020_138KB.exe
File opened (read-only)	\??\X:	Ranzy_20_11_2020_138KB.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 6 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	Ranzy_20_11_2020_138KB.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wmic.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wmic.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wmic.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wmic.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wmic.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
4524	Ranzy_20_11_2020_138KB.exe
1992	wmic.exe
1992	wmic.exe
1992	wmic.exe
1992	wmic.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1992	wmic.exe
Token: SeSecurityPrivilege	1992	wmic.exe
Token: SeTakeOwnershipPrivilege	1992	wmic.exe
Token: SeLoadDriverPrivilege	1992	wmic.exe
Token: SeSystemProfilePrivilege	1992	wmic.exe
Token: SeSystemtimePrivilege	1992	wmic.exe
Token: SeProfSingleProcessPrivilege	1992	wmic.exe
Token: SeIncBasePriorityPrivilege	1992	wmic.exe
Token: SeCreatePagefilePrivilege	1992	wmic.exe
Token: SeBackupPrivilege	1992	wmic.exe
Token: SeRestorePrivilege	1992	wmic.exe
Token: SeShutdownPrivilege	1992	wmic.exe
Token: SeDebugPrivilege	1992	wmic.exe
Token: SeSystemEnvironmentPrivilege	1992	wmic.exe
Token: SeRemoteShutdownPrivilege	1992	wmic.exe
Token: SeUndockPrivilege	1992	wmic.exe
Token: SeManageVolumePrivilege	1992	wmic.exe
Token: 33	1992	wmic.exe
Token: 34	1992	wmic.exe
Token: 35	1992	wmic.exe
Token: 36	1992	wmic.exe
Token: SeIncreaseQuotaPrivilege	5412	wmic.exe
Token: SeSecurityPrivilege	5412	wmic.exe
Token: SeTakeOwnershipPrivilege	5412	wmic.exe
Token: SeLoadDriverPrivilege	5412	wmic.exe
Token: SeSystemProfilePrivilege	5412	wmic.exe
Token: SeSystemtimePrivilege	5412	wmic.exe
Token: SeProfSingleProcessPrivilege	5412	wmic.exe
Token: SeIncBasePriorityPrivilege	5412	wmic.exe
Token: SeCreatePagefilePrivilege	5412	wmic.exe
Token: SeBackupPrivilege	5412	wmic.exe
Token: SeRestorePrivilege	5412	wmic.exe
Token: SeShutdownPrivilege	5412	wmic.exe
Token: SeDebugPrivilege	5412	wmic.exe
Token: SeSystemEnvironmentPrivilege	5412	wmic.exe
Token: SeRemoteShutdownPrivilege	5412	wmic.exe
Token: SeUndockPrivilege	5412	wmic.exe
Token: SeManageVolumePrivilege	5412	wmic.exe
Token: 33	5412	wmic.exe
Token: 34	5412	wmic.exe
Token: 35	5412	wmic.exe
Token: 36	5412	wmic.exe
Token: SeIncreaseQuotaPrivilege	5692	wmic.exe
Token: SeSecurityPrivilege	5692	wmic.exe
Token: SeTakeOwnershipPrivilege	5692	wmic.exe
Token: SeLoadDriverPrivilege	5692	wmic.exe
Token: SeSystemProfilePrivilege	5692	wmic.exe
Token: SeSystemtimePrivilege	5692	wmic.exe
Token: SeProfSingleProcessPrivilege	5692	wmic.exe
Token: SeIncBasePriorityPrivilege	5692	wmic.exe
Token: SeCreatePagefilePrivilege	5692	wmic.exe
Token: SeBackupPrivilege	5692	wmic.exe
Token: SeRestorePrivilege	5692	wmic.exe
Token: SeShutdownPrivilege	5692	wmic.exe
Token: SeDebugPrivilege	5692	wmic.exe
Token: SeSystemEnvironmentPrivilege	5692	wmic.exe
Token: SeRemoteShutdownPrivilege	5692	wmic.exe
Token: SeUndockPrivilege	5692	wmic.exe
Token: SeManageVolumePrivilege	5692	wmic.exe
Token: 33	5692	wmic.exe
Token: 34	5692	wmic.exe
Token: 35	5692	wmic.exe
Token: 36	5692	wmic.exe
Token: SeIncreaseQuotaPrivilege	4840	wmic.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4524 wrote to memory of 1992	4524	Ranzy_20_11_2020_138KB.exe	82
PID 4524 wrote to memory of 1992	4524	Ranzy_20_11_2020_138KB.exe	82
PID 4524 wrote to memory of 1992	4524	Ranzy_20_11_2020_138KB.exe	82
PID 4524 wrote to memory of 5412	4524	Ranzy_20_11_2020_138KB.exe	84
PID 4524 wrote to memory of 5412	4524	Ranzy_20_11_2020_138KB.exe	84
PID 4524 wrote to memory of 5412	4524	Ranzy_20_11_2020_138KB.exe	84
PID 4524 wrote to memory of 5692	4524	Ranzy_20_11_2020_138KB.exe	86
PID 4524 wrote to memory of 5692	4524	Ranzy_20_11_2020_138KB.exe	86
PID 4524 wrote to memory of 5692	4524	Ranzy_20_11_2020_138KB.exe	86
PID 4524 wrote to memory of 4840	4524	Ranzy_20_11_2020_138KB.exe	88
PID 4524 wrote to memory of 4840	4524	Ranzy_20_11_2020_138KB.exe	88
PID 4524 wrote to memory of 4840	4524	Ranzy_20_11_2020_138KB.exe	88
PID 4524 wrote to memory of 5676	4524	Ranzy_20_11_2020_138KB.exe	90
PID 4524 wrote to memory of 5676	4524	Ranzy_20_11_2020_138KB.exe	90
PID 4524 wrote to memory of 5676	4524	Ranzy_20_11_2020_138KB.exe	90

C:\Users\Admin\AppData\Local\Temp\RansomwareSamples\Ranzy_20_11_2020_138KB.exe
"C:\Users\Admin\AppData\Local\Temp\RansomwareSamples\Ranzy_20_11_2020_138KB.exe"
1⤵
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4524
- C:\Windows\SysWOW64\Wbem\wmic.exe
  wmic.exe SHADOWCOPY /nointeractive
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1992
- C:\Windows\SysWOW64\Wbem\wmic.exe
  wmic.exe SHADOWCOPY /nointeractive
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5412
- C:\Windows\SysWOW64\Wbem\wmic.exe
  wmic.exe SHADOWCOPY /nointeractive
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5692
- C:\Windows\SysWOW64\Wbem\wmic.exe
  wmic.exe SHADOWCOPY /nointeractive
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4840
- C:\Windows\SysWOW64\Wbem\wmic.exe
  wmic.exe SHADOWCOPY /nointeractive
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5676

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

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

C:\Users\Admin\readme.txt

Filesize
1KB

MD5
c7fc80698e21bc8b4e9c8032747f1726

SHA1
881abef3e60039be98b54ad0a22df910d42a085d

SHA256
35794acc1c48f49508d07ea68fc4d500d95905a73ba20c74e24e7fa654179dc3

SHA512
805ea229aaebe646ad02f44d42dd816d6d01cf76b34f118762e29b2970e7d1dfa4138d475abfcf15593d864eb59f882a0dd4c077d86b26cf403598e0a06d1350

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