c5741701b3866459dd1ffa2477cfd8776713612912693a5897f78aac795d23e9

Resubmissions

28-07-2024 16:38

240728-t5tryssgmm 10

07-07-2024 14:07

240707-rfgd8atekm 10

07-07-2024 14:07

240707-re689awdpe 10

13-09-2022 17:54

220913-wg1lpsgbg7 10

Analysis

max time kernel
1560s
max time network
1566s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
07-07-2024 14:07

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General

Target

RansomwareSamples/Cuba_08_03_2021_1130KB.exe
Size

1.1MB
MD5

a12e733ddbe6f404b27474fa0e5de61d
SHA1

e8d0c95621a19131ef9480e58a8d6dd3d15c9acd
SHA256

271ef3c1d022829f0b15f2471d05a28d4786abafd0a9e1e742bde3f6b36872ad
SHA512

f27605a283e958690eb7ad50aa46110b6d155217ad09d658ad3f9c4368d4c66ab623a0cc3489d695a02db462fec3bcf8ebee13f9da1bd61e2e3db46de2d73ddf
SSDEEP

12288:xtwee4XgIijsCMtcTCWVRapiyC9vwic8CPK3EOnA+u+:8efgIiICMtIChp8N2K3EOAK

Score

10^/10

ransomware

Malware Config

Extracted

Path

C:\Program Files\Common Files\Microsoft Shared\ink\bg-BG\!!FAQ for Decryption!!.txt

Ransom Note

Good day. All your files are encrypted. For decryption contact us. Write here [email protected] We also inform that your databases, ftp server and file server were downloaded by us to our servers. * Do not rename encrypted files. * Do not try to decrypt your data using third party software, it may cause permanent data loss.

Emails

[email protected]

Signatures

Deletes itself 1 IoCs

pid	Process
2940	cmd.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2108	Cuba_08_03_2021_1130KB.exe
2108	Cuba_08_03_2021_1130KB.exe
2108	Cuba_08_03_2021_1130KB.exe
2108	Cuba_08_03_2021_1130KB.exe
2108	Cuba_08_03_2021_1130KB.exe
2108	Cuba_08_03_2021_1130KB.exe
2108	Cuba_08_03_2021_1130KB.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 2940	2108	Cuba_08_03_2021_1130KB.exe	31
PID 2108 wrote to memory of 2940	2108	Cuba_08_03_2021_1130KB.exe	31
PID 2108 wrote to memory of 2940	2108	Cuba_08_03_2021_1130KB.exe	31
PID 2108 wrote to memory of 2940	2108	Cuba_08_03_2021_1130KB.exe	31

C:\Users\Admin\AppData\Local\Temp\RansomwareSamples\Cuba_08_03_2021_1130KB.exe
"C:\Users\Admin\AppData\Local\Temp\RansomwareSamples\Cuba_08_03_2021_1130KB.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2108
- C:\Windows\SysWOW64\cmd.exe
  /c del C:\Users\Admin\AppData\Local\Temp\RansomwareSamples\Cuba_08_03_2021_1130KB.exe >> NUL
  2⤵
  - Deletes itself
  PID:2940

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Program Files\Common Files\Microsoft Shared\ink\bg-BG\!!FAQ for Decryption!!.txt

Filesize
346B

MD5
69acb73a5829bdddc9a7cf322178c70f

SHA1
3cd71f6cc40c90322e027712403899db2976218b

SHA256
9aaf714f40a29e0b10c038a79e26a95a934b7eeec3512a970d8c80f8a6daebd5

SHA512
380b506e330f4592cceee56334131cf6493bd989464afc5503bbd6bec0b9073475cfabbd8f37e471cac9f67fbfe07e747660ff6b9f5e0d9d14761e80ead6c57e

Download Submit
memory/2108-0-0x0000000000520000-0x0000000000580000-memory.dmp

Filesize
384KB

Download
memory/2108-1-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/2108-1800-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download
memory/2108-3317-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download
memory/2108-4023-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/2108-5030-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download
memory/2108-6488-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download
memory/2108-8218-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download
memory/2108-8549-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/2108-8548-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download