b6a1f83228c732f3e4e2fa003a468a571635350a74434025f94b579e4c914095

General

Target

sample.exe
Size

67KB
MD5

598c53bfef81e489375f09792e487f1a
SHA1

80a29bd2c349a8588edf42653ed739054f9a10f5
SHA256

22d7d67c3af10b1a37f277ebabe2d1eb4fd25afbd6437d4377400e148bcc08d6
SHA512

6a82ad5009588d2fa343bef8d9d2a02e2e76eec14979487a929a96a6b6965e82265a69ef8dd29a01927e9713468de3aedd7b5ee5e79839a1a50649855a160c35

Score

10^/10

ransomware

Malware Config

Extracted

Path

C:\oSPvdHTvI.README.txt

Ransom Note

~+ * + ' BLACK | () .-.,='``'=. - o - '=/_ \ | * | '=._ | \ `=./`, ' . '=.__.=' `=' * + Matter + O * ' . >>> What happens? Your network is encrypted, and currently not operational. We have downloaded 1TB from your fileserver. We need only money, after payment we will give you a decryptor for the entire network and you will restore all the data. >>> What guarantees? We are not a politically motivated group and we do not need anything other than your money. If you pay, we will provide you the programs for decryption and we will delete your data. If we do not give you decrypters or we do not delete your data, no one will pay us in the future, this does not comply with our goals. We always keep our promises. >> Data leak includes 1. Full emloyeers personal data 2. Network information 3. Schemes of buildings, active project information, architect details and contracts, 4. Finance info >>> How to contact with us? 1. Download and install TOR Browser (https://www.torproject.org/). 2. Open http://supp24yy6a66hwszu2piygicgwzdtbwftb76htfj7vnip3getgqnzxid.onion/7NT6LXKC1XQHW5039BLOV. >>> Warning! Recovery recommendations. We strongly recommend you to do not MODIFY or REPAIR your files, that will damage them.

URLs

http://supp24yy6a66hwszu2piygicgwzdtbwftb76htfj7vnip3getgqnzxid.onion/7NT6LXKC1XQHW5039BLOV

Signatures

Modifies extensions of user files 19 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

description	ioc	Process
File renamed	C:\Users\Admin\Pictures\OptimizeReset.tiff => C:\Users\Admin\Pictures\OptimizeReset.tiff.oSPvdHTvI	sample.exe
File renamed	C:\Users\Admin\Pictures\PopInstall.crw => C:\Users\Admin\Pictures\PopInstall.crw.oSPvdHTvI	sample.exe
File opened for modification	C:\Users\Admin\Pictures\PopInstall.crw.oSPvdHTvI	sample.exe
File opened for modification	C:\Users\Admin\Pictures\ReceiveReset.raw.oSPvdHTvI	sample.exe
File renamed	C:\Users\Admin\Pictures\SwitchSkip.raw => C:\Users\Admin\Pictures\SwitchSkip.raw.oSPvdHTvI	sample.exe
File renamed	C:\Users\Admin\Pictures\WatchUnprotect.png => C:\Users\Admin\Pictures\WatchUnprotect.png.oSPvdHTvI	sample.exe
File opened for modification	C:\Users\Admin\Pictures\OptimizeReset.tiff	sample.exe
File opened for modification	C:\Users\Admin\Pictures\FindShow.tiff.oSPvdHTvI	sample.exe
File opened for modification	C:\Users\Admin\Pictures\StopUndo.raw.oSPvdHTvI	sample.exe
File opened for modification	C:\Users\Admin\Pictures\WatchUnprotect.png.oSPvdHTvI	sample.exe
File renamed	C:\Users\Admin\Pictures\FindShow.tiff => C:\Users\Admin\Pictures\FindShow.tiff.oSPvdHTvI	sample.exe
File renamed	C:\Users\Admin\Pictures\AssertBlock.tiff => C:\Users\Admin\Pictures\AssertBlock.tiff.oSPvdHTvI	sample.exe
File opened for modification	C:\Users\Admin\Pictures\SwitchSkip.raw.oSPvdHTvI	sample.exe
File opened for modification	C:\Users\Admin\Pictures\AssertBlock.tiff	sample.exe
File opened for modification	C:\Users\Admin\Pictures\FindShow.tiff	sample.exe
File opened for modification	C:\Users\Admin\Pictures\OptimizeReset.tiff.oSPvdHTvI	sample.exe
File renamed	C:\Users\Admin\Pictures\ReceiveReset.raw => C:\Users\Admin\Pictures\ReceiveReset.raw.oSPvdHTvI	sample.exe
File renamed	C:\Users\Admin\Pictures\StopUndo.raw => C:\Users\Admin\Pictures\StopUndo.raw.oSPvdHTvI	sample.exe
File opened for modification	C:\Users\Admin\Pictures\AssertBlock.tiff.oSPvdHTvI	sample.exe

Enumerates connected drives 3 TTPs 1 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)	\??\Z:	sample.exe

Sets desktop wallpaper using registry 2 TTPs 2 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\oSPvdHTvI.bmp"	sample.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\oSPvdHTvI.bmp"	sample.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs

pid	Process
1696	sample.exe
1696	sample.exe
1696	sample.exe
1696	sample.exe
1696	sample.exe
1696	sample.exe

Modifies Control Panel 3 IoCs

evasion

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Control Panel\Desktop	sample.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Control Panel\Desktop\WallpaperStyle = "10"	sample.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Control Panel\International	sample.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
2704	NOTEPAD.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1696	sample.exe
1696	sample.exe
1696	sample.exe
1696	sample.exe

Suspicious use of AdjustPrivilegeToken 17 IoCs

description	pid	Process
Token: SeBackupPrivilege	1696	sample.exe
Token: SeDebugPrivilege	1696	sample.exe
Token: 36	1696	sample.exe
Token: SeImpersonatePrivilege	1696	sample.exe
Token: SeIncBasePriorityPrivilege	1696	sample.exe
Token: SeIncreaseQuotaPrivilege	1696	sample.exe
Token: 33	1696	sample.exe
Token: SeManageVolumePrivilege	1696	sample.exe
Token: SeProfSingleProcessPrivilege	1696	sample.exe
Token: SeRestorePrivilege	1696	sample.exe
Token: SeSecurityPrivilege	1696	sample.exe
Token: SeSystemProfilePrivilege	1696	sample.exe
Token: SeTakeOwnershipPrivilege	1696	sample.exe
Token: SeShutdownPrivilege	1696	sample.exe
Token: SeBackupPrivilege	3764	vssvc.exe
Token: SeRestorePrivilege	3764	vssvc.exe
Token: SeAuditPrivilege	3764	vssvc.exe

C:\Users\Admin\AppData\Local\Temp\sample.exe
"C:\Users\Admin\AppData\Local\Temp\sample.exe"
1⤵
- Modifies extensions of user files
- Enumerates connected drives
- Sets desktop wallpaper using registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies Control Panel
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1696

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3764

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:2604

C:\Windows\system32\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Documents\oSPvdHTvI.README.txt
1⤵
- Opens file in notepad (likely ransom note)
PID:2704

Network

DNS

paymenthacks.com

sample.exe

Remote address:

8.8.8.8:53

Request

paymenthacks.com

IN A

Response

paymenthacks.com

IN A

206.188.197.206
DNS

mojobiden.com

sample.exe

Remote address:

8.8.8.8:53

Request

mojobiden.com

IN A

Response

mojobiden.com

IN A

51.79.243.236
POST

https://mojobiden.com/?Vqc=OMZzYTRcJ&l8uTU=33SN&EBLCajg=roMFpojHIg3K&jGGPtG=5Cgf4Y5LURVia76iJ&AlrG=bCRhsyDaQlBUTBm&zYh76=daQRh0zh&5sqNK=XoTFM6HgEhR8zlY&toytECZ=ixlaTpcYVc2bbQR9Iu&Q4dOAzP=1liI1Es3cIf101

sample.exe

Remote address:

51.79.243.236:443

Request

POST /?Vqc=OMZzYTRcJ&l8uTU=33SN&EBLCajg=roMFpojHIg3K&jGGPtG=5Cgf4Y5LURVia76iJ&AlrG=bCRhsyDaQlBUTBm&zYh76=daQRh0zh&5sqNK=XoTFM6HgEhR8zlY&toytECZ=ixlaTpcYVc2bbQR9Iu&Q4dOAzP=1liI1Es3cIf101 HTTP/1.1
Accept: */*
Connection: keep-alive
Accept-Encoding: gzip, deflate, br
Content-Type: text/plain
User-Agent: AppleWebKit/587.38 (KHTML, like Gecko)
Host: mojobiden.com
Content-Length: 634
Cache-Control: no-cache

Response

HTTP/1.1 200 OK

Server: nginx
Date: Sun, 01 Aug 2021 19:36:02 GMT
Content-Type: application/json; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
DNS

x1.c.lencr.org

sample.exe

Remote address:

8.8.8.8:53

Request

x1.c.lencr.org

IN A

Response

x1.c.lencr.org

IN CNAME

crl.root-x1.letsencrypt.org.edgekey.net

crl.root-x1.letsencrypt.org.edgekey.net

IN CNAME

e8652.dscx.akamaiedge.net

e8652.dscx.akamaiedge.net

IN A

104.73.61.97
GET

http://x1.c.lencr.org/

sample.exe

Remote address:

104.73.61.97:80

Request

GET / HTTP/1.1
Connection: Keep-Alive
Accept: */*
User-Agent: Microsoft-CryptoAPI/10.0
Host: x1.c.lencr.org

Response

HTTP/1.1 200 OK

Server: nginx
Content-Type: application/pkix-crl
Last-Modified: Mon, 26 Jul 2021 16:20:55 GMT
ETag: "60fee0e7-2cd"
Cache-Control: max-age=3600
Expires: Sun, 01 Aug 2021 20:36:00 GMT
Date: Sun, 01 Aug 2021 19:36:00 GMT
Content-Length: 717
Connection: keep-alive
POST

https://mojobiden.com/?TDaznECZ=lFe5VY49wsXC&FCUZPGz54=rKy&g6v=UtDO&8Ab1mzraO=im1zadJOkXvCMVdoS&E6RXI=F3YJrQMbEoxxywX0KF

sample.exe

Remote address:

51.79.243.236:443

Request

POST /?TDaznECZ=lFe5VY49wsXC&FCUZPGz54=rKy&g6v=UtDO&8Ab1mzraO=im1zadJOkXvCMVdoS&E6RXI=F3YJrQMbEoxxywX0KF HTTP/1.1
Accept: */*
Connection: keep-alive
Accept-Encoding: gzip, deflate, br
Content-Type: text/plain
User-Agent: Edge/91.0.864.37
Host: mojobiden.com
Content-Length: 576
Cache-Control: no-cache

Response

HTTP/1.1 200 OK

Server: nginx
Date: Sun, 01 Aug 2021 19:36:47 GMT
Content-Type: application/json; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive

206.188.197.206:443

paymenthacks.com

sample.exe

156 B
3
206.188.197.206:80

paymenthacks.com

sample.exe

156 B
3
51.79.243.236:443

https://mojobiden.com/?Vqc=OMZzYTRcJ&l8uTU=33SN&EBLCajg=roMFpojHIg3K&jGGPtG=5Cgf4Y5LURVia76iJ&AlrG=bCRhsyDaQlBUTBm&zYh76=daQRh0zh&5sqNK=XoTFM6HgEhR8zlY&toytECZ=ixlaTpcYVc2bbQR9Iu&Q4dOAzP=1liI1Es3cIf101

tls, http

sample.exe

2.0kB
5.1kB
13
9

HTTP Request

POST https://mojobiden.com/?Vqc=OMZzYTRcJ&l8uTU=33SN&EBLCajg=roMFpojHIg3K&jGGPtG=5Cgf4Y5LURVia76iJ&AlrG=bCRhsyDaQlBUTBm&zYh76=daQRh0zh&5sqNK=XoTFM6HgEhR8zlY&toytECZ=ixlaTpcYVc2bbQR9Iu&Q4dOAzP=1liI1Es3cIf101

HTTP Response

200
104.73.61.97:80

http://x1.c.lencr.org/

http

sample.exe

345 B
1.1kB
5
3

HTTP Request

GET http://x1.c.lencr.org/

HTTP Response

200
206.188.197.206:443

paymenthacks.com

sample.exe

156 B
3
206.188.197.206:80

paymenthacks.com

sample.exe

156 B
3
51.79.243.236:443

https://mojobiden.com/?TDaznECZ=lFe5VY49wsXC&FCUZPGz54=rKy&g6v=UtDO&8Ab1mzraO=im1zadJOkXvCMVdoS&E6RXI=F3YJrQMbEoxxywX0KF

tls, http

sample.exe

1.5kB
648 B
8
5

HTTP Request

POST https://mojobiden.com/?TDaznECZ=lFe5VY49wsXC&FCUZPGz54=rKy&g6v=UtDO&8Ab1mzraO=im1zadJOkXvCMVdoS&E6RXI=F3YJrQMbEoxxywX0KF

HTTP Response

200

8.8.8.8:53

paymenthacks.com

dns

sample.exe

62 B
78 B
1
1

DNS Request

paymenthacks.com

DNS Response

206.188.197.206
8.8.8.8:53

mojobiden.com

dns

sample.exe

59 B
75 B
1
1

DNS Request

mojobiden.com

DNS Response

51.79.243.236
8.8.8.8:53

x1.c.lencr.org

dns

sample.exe

60 B
165 B
1
1

DNS Request

x1.c.lencr.org

DNS Response

104.73.61.97

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Defacement

1

T1491

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Downloads

memory/1696-114-0x0000000002993000-0x0000000002995000-memory.dmp

Filesize
8KB

Download
memory/1696-115-0x0000000002990000-0x0000000002991000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

HTTP Request

HTTP Response

HTTP Request

HTTP Response

HTTP Request

HTTP Response

DNS Request

DNS Response

DNS Request

DNS Response

DNS Request

DNS Response

MITRE ATT&CK Enterprise v6

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