29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583

Analysis

max time kernel
188s
max time network
195s
platform
windows7_x64
resource
win7-20220414-en
submitted
15-06-2022 13:41

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General

Target

29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe
Size

608KB
MD5

06f298ca1b04905975e45371d6594fbf
SHA1

6046763379a81c4be4cc733f750429f28f8892dd
SHA256

29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583
SHA512

4f0144b47f7ce29908dedb1669fb58e94508e8c7af9ab0be04a61442b9f73765ace6bb604349b61ebdffaf68c77021b72e6848f48faead75826549fd7976e640

Score

10^/10

persistence ransomware suricata

Malware Config

Extracted

Path

C:\$Recycle.Bin\S-1-5-21-1083475884-596052423-1669053738-1000\RECOVER+paxmx.TXT

Ransom Note

__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#!__!@#!@#! NOT YOUR LANGUAGE? USE https://translate.google.com What happened to your files ? All of your files were protected by a strong encryption with RSA-4096. More information about the encryption keys using RSA-4096 can be found here: http://en.wikipedia.org/wiki/RSA_(cryptosystem) How did this happen ? !!! Specially for your PC was generated personal RSA-4096 KEY, both public and private. !!! ALL YOUR FILES were encrypted with the public key, which has been transferred to your computer via the Internet. Decrypting of your files is only possible with the help of the private key and decrypt program, which is on our secret server. What do I do ? So, there are two ways you can choose: wait for a miracle and get your price doubled, or start obtaining BITCOIN NOW! , and restore your data easy way. If You have really valuable data, you better not waste your time, because there is no other way to get your files, except make a payment. For more specific instructions, please visit your personal home page, there are a few different addresses pointing to your page below: 1. http://akdfrefdkm45tf33fsdfsdf.yamenswash.com/C8874E3A14BD870 2. http://p4fhmjnsdfbm4w4fdsc.avowvoice.com/C8874E3A14BD870 3. http://nn54djhfnrnm4dnjnerfsd.replylaten.at/C8874E3A14BD870 If for some reasons the addresses are not available, follow these steps: 1. Download and install tor-browser: http://www.torproject.org/projects/torbrowser.html.en 2. After a successful installation, run the browser and wait for initialization 3. Type in the address bar: fwgrhsao3aoml7ej.onion/C8874E3A14BD870 4. Follow the instructions on the site. !!! IMPORTANT INFORMATION: !!! Your personal pages: http://akdfrefdkm45tf33fsdfsdf.yamenswash.com/C8874E3A14BD870 http://p4fhmjnsdfbm4w4fdsc.avowvoice.com/C8874E3A14BD870 http://nn54djhfnrnm4dnjnerfsd.replylaten.at/C8874E3A14BD870 !!! Your personal page Tor-Browser: fwgrhsao3aoml7ej.onion/C8874E3A14BD870 !!! Your personal identification ID: C8874E3A14BD870

URLs

http://akdfrefdkm45tf33fsdfsdf.yamenswash.com/C8874E3A14BD870

http://p4fhmjnsdfbm4w4fdsc.avowvoice.com/C8874E3A14BD870

http://nn54djhfnrnm4dnjnerfsd.replylaten.at/C8874E3A14BD870

http://fwgrhsao3aoml7ej.onion/C8874E3A14BD870

Signatures

suricata: ET MALWARE Alphacrypt/TeslaCrypt Ransomware CnC Beacon
suricata: ET MALWARE Alphacrypt/TeslaCrypt Ransomware CnC Beacon
suricata
Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490

Executes dropped EXE 3 IoCs

pid	Process
1332	fxpdpkung.exe
1168	fxpdpkung.exe
804	yauiy.exe

Deletes itself 1 IoCs

pid	Process
580	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
1168	fxpdpkung.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run	fxpdpkung.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\addon_v57 = "C:\\Windows\\fxpdpkung.exe"	fxpdpkung.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 904 set thread context of 1580	904	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	28
PID 1332 set thread context of 1168	1332	fxpdpkung.exe	32

Drops file in Program Files directory 21 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\7-Zip\Lang\az.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\Lang\be.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ca.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\Lang\es.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ar.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\Lang\an.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ba.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\Lang\br.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\Lang\cs.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\Lang\cy.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\Lang\eo.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\Lang\af.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\Lang\bn.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\Lang\co.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\Lang\da.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\Lang\el.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\History.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\Lang\bg.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\Lang\de.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\Lang\et.txt	fxpdpkung.exe
File opened for modification	C:\Program Files\7-Zip\Lang\ast.txt	fxpdpkung.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\fxpdpkung.exe	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe
File created	C:\Windows\fxpdpkung.exe	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Interacts with shadow copies 2 TTPs 1 IoCs

Shadow copies are often targeted by ransomware to inhibit system recovery.

ransomware

File Deletion

T1107

Inhibit System Recovery

T1490

pid	Process
1668	vssadmin.exe

Suspicious behavior: EnumeratesProcesses 59 IoCs

pid	Process
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe
1168	fxpdpkung.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	1580	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe
Token: SeDebugPrivilege	1168	fxpdpkung.exe
Token: SeBackupPrivilege	1324	vssvc.exe
Token: SeRestorePrivilege	1324	vssvc.exe
Token: SeAuditPrivilege	1324	vssvc.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
904	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe
1332	fxpdpkung.exe

Suspicious use of WriteProcessMemory 38 IoCs

description	pid	Process	procid_target
PID 904 wrote to memory of 1580	904	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	28
PID 904 wrote to memory of 1580	904	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	28
PID 904 wrote to memory of 1580	904	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	28
PID 904 wrote to memory of 1580	904	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	28
PID 904 wrote to memory of 1580	904	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	28
PID 904 wrote to memory of 1580	904	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	28
PID 904 wrote to memory of 1580	904	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	28
PID 904 wrote to memory of 1580	904	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	28
PID 904 wrote to memory of 1580	904	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	28
PID 904 wrote to memory of 1580	904	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	28
PID 904 wrote to memory of 1580	904	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	28
PID 1580 wrote to memory of 1332	1580	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	29
PID 1580 wrote to memory of 1332	1580	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	29
PID 1580 wrote to memory of 1332	1580	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	29
PID 1580 wrote to memory of 1332	1580	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	29
PID 1580 wrote to memory of 580	1580	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	30
PID 1580 wrote to memory of 580	1580	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	30
PID 1580 wrote to memory of 580	1580	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	30
PID 1580 wrote to memory of 580	1580	29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe	30
PID 1332 wrote to memory of 1168	1332	fxpdpkung.exe	32
PID 1332 wrote to memory of 1168	1332	fxpdpkung.exe	32
PID 1332 wrote to memory of 1168	1332	fxpdpkung.exe	32
PID 1332 wrote to memory of 1168	1332	fxpdpkung.exe	32
PID 1332 wrote to memory of 1168	1332	fxpdpkung.exe	32
PID 1332 wrote to memory of 1168	1332	fxpdpkung.exe	32
PID 1332 wrote to memory of 1168	1332	fxpdpkung.exe	32
PID 1332 wrote to memory of 1168	1332	fxpdpkung.exe	32
PID 1332 wrote to memory of 1168	1332	fxpdpkung.exe	32
PID 1332 wrote to memory of 1168	1332	fxpdpkung.exe	32
PID 1332 wrote to memory of 1168	1332	fxpdpkung.exe	32
PID 1168 wrote to memory of 804	1168	fxpdpkung.exe	33
PID 1168 wrote to memory of 804	1168	fxpdpkung.exe	33
PID 1168 wrote to memory of 804	1168	fxpdpkung.exe	33
PID 1168 wrote to memory of 804	1168	fxpdpkung.exe	33
PID 804 wrote to memory of 1668	804	yauiy.exe	34
PID 804 wrote to memory of 1668	804	yauiy.exe	34
PID 804 wrote to memory of 1668	804	yauiy.exe	34
PID 804 wrote to memory of 1668	804	yauiy.exe	34

C:\Users\Admin\AppData\Local\Temp\29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe
"C:\Users\Admin\AppData\Local\Temp\29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:904
- C:\Users\Admin\AppData\Local\Temp\29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe
  "C:\Users\Admin\AppData\Local\Temp\29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583.exe"
  2⤵
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1580
- - C:\Windows\fxpdpkung.exe
    C:\Windows\fxpdpkung.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1332
  - - C:\Windows\fxpdpkung.exe
      C:\Windows\fxpdpkung.exe
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Adds Run key to start application
      Drops file in Program Files directory
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:1168
    - - C:\Users\Admin\Documents\yauiy.exe
        
        C:\Users\Admin\Documents\yauiy.exe
        5⤵
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:804
      - C:\Windows\System32\vssadmin.exe
        
        "C:\Windows\System32\vssadmin.exe" delete shadows /all /Quiet
        6⤵
        Interacts with shadow copies
        
        PID:1668
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c DEL C:\Users\Admin\AppData\Local\Temp\29A895~1.EXE
    3⤵
    - Deletes itself
    PID:580

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1324

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

File Deletion

T1107

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

T1490

Replay Monitor

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Downloads

C:\Users\Admin\Documents\yauiy.exe

Filesize
3KB

MD5
9dfc75037c8deccc2f1840b249b17750

SHA1
ee37e409cfe2b124e63f98f1797aec0330204b82

SHA256
b5680fd682b7f64e577492c097c825e4a5a00baa82a8668f478640c5f8918da1

SHA512
25e9f3546af040f3cf782b4d6c511517ac0c95cfff8b3afec407c5917427f3129c92495f95873fb67ad928a9c7ef234508ecc9ffd8835da260d8fd1e64ead16e

Download Submit
C:\Windows\fxpdpkung.exe

Filesize
608KB

MD5
06f298ca1b04905975e45371d6594fbf

SHA1
6046763379a81c4be4cc733f750429f28f8892dd

SHA256
29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583

SHA512
4f0144b47f7ce29908dedb1669fb58e94508e8c7af9ab0be04a61442b9f73765ace6bb604349b61ebdffaf68c77021b72e6848f48faead75826549fd7976e640

Download Submit
C:\Windows\fxpdpkung.exe

Filesize
608KB

MD5
06f298ca1b04905975e45371d6594fbf

SHA1
6046763379a81c4be4cc733f750429f28f8892dd

SHA256
29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583

SHA512
4f0144b47f7ce29908dedb1669fb58e94508e8c7af9ab0be04a61442b9f73765ace6bb604349b61ebdffaf68c77021b72e6848f48faead75826549fd7976e640

Download Submit
C:\Windows\fxpdpkung.exe

Filesize
608KB

MD5
06f298ca1b04905975e45371d6594fbf

SHA1
6046763379a81c4be4cc733f750429f28f8892dd

SHA256
29a895e02f76f777c976eb865f8a8d49c2e721223bd3c98d8f4f60a8c96b9583

SHA512
4f0144b47f7ce29908dedb1669fb58e94508e8c7af9ab0be04a61442b9f73765ace6bb604349b61ebdffaf68c77021b72e6848f48faead75826549fd7976e640

Download Submit
\Users\Admin\Documents\yauiy.exe

Filesize
3KB

MD5
9dfc75037c8deccc2f1840b249b17750

SHA1
ee37e409cfe2b124e63f98f1797aec0330204b82

SHA256
b5680fd682b7f64e577492c097c825e4a5a00baa82a8668f478640c5f8918da1

SHA512
25e9f3546af040f3cf782b4d6c511517ac0c95cfff8b3afec407c5917427f3129c92495f95873fb67ad928a9c7ef234508ecc9ffd8835da260d8fd1e64ead16e

Download Submit
memory/904-54-0x0000000076531000-0x0000000076533000-memory.dmp

Filesize
8KB

Download
memory/904-69-0x0000000000310000-0x0000000000313000-memory.dmp

Filesize
12KB

Download
memory/904-55-0x0000000000310000-0x0000000000313000-memory.dmp

Filesize
12KB

Download
memory/1168-94-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1168-95-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1168-96-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1580-63-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1580-77-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1580-72-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1580-71-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1580-66-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1580-64-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1580-61-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1580-59-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1580-57-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/1580-56-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download