darkside | f632dce9c6fea6d80521a00fd89bfc7dbeaeb1e66ef680159c2c4209662a5d8e

Analysis

max time kernel
32s
max time network
29s
platform
windows7_x64
resource
win7-20240319-en
resource tags

arch:x64arch:x86image:win7-20240319-enlocale:en-usos:windows7-x64system
submitted
10-04-2024 11:13

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General

Target

f632dce9c6fea6d80521a00fd89bfc7dbeaeb1e66ef680159c2c4209662a5d8e.exe
Size

2.2MB
MD5

99762b33396b8128e6e72fc66a8e8939
SHA1

edb33f83c49268ef604e073d33f358b5b4da60ce
SHA256

f632dce9c6fea6d80521a00fd89bfc7dbeaeb1e66ef680159c2c4209662a5d8e
SHA512

71a5c78519ea6028bfffdb0d1199c36b245a70766e650dcab85b333966b6a66b3a8e1a672eee495a11a9ee5f722e00625e546f6d85b86067a6484ac27e4ed036
SSDEEP

49152:yz+eK5Bhzwrb/TEvO90dL3BmAFd4A64nsfJqyM4w7qLiC/gv4sxZ2EAKEz1q:yz+rzLyM1GLhukEAO

Score

10^/10

darkside ransomware

Malware Config

Extracted

Path

C:\Users\Admin\Downloads\README.txt

Family

darkside

Ransom Note

WINNER WINNER CHICKEN DINNER What happend? ############################################## All your servers and computers are encrypted, backups are deleted. We use strong encryption algorithms, so you cannot decrypt your data. But you can restore everything by purchasing a special program from us - universal decryptor. This program will restore all your network. Follow our instructions below and you will recover all your data. What guarantees? ############################################## We value our reputation. If we do not do our work and liabilities, nobody will pay us. This is not in our interests. All our decryption software is perfectly tested and will decrypt your data. We will also provide support in case of problems. We guarantee to decrypt one image file for free. The file size should be no more than 2 MB. Contact us by email: [email protected] !!! DANGER !!! DO NOT MODIFY or try to RECOVER any files yourself. We WILL NOT be able to RESTORE them. !!! DANGER !!!

Emails

[email protected]

Signatures

DarkSide
Targeted ransomware first seen in August 2020. Operators steal data to use as leverage.
ransomware darkside

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)	\??\F:	cipher.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 1760	2932	f632dce9c6fea6d80521a00fd89bfc7dbeaeb1e66ef680159c2c4209662a5d8e.exe	32
PID 2932 wrote to memory of 1760	2932	f632dce9c6fea6d80521a00fd89bfc7dbeaeb1e66ef680159c2c4209662a5d8e.exe	32
PID 2932 wrote to memory of 1760	2932	f632dce9c6fea6d80521a00fd89bfc7dbeaeb1e66ef680159c2c4209662a5d8e.exe	32
PID 2932 wrote to memory of 2260	2932	f632dce9c6fea6d80521a00fd89bfc7dbeaeb1e66ef680159c2c4209662a5d8e.exe	33
PID 2932 wrote to memory of 2260	2932	f632dce9c6fea6d80521a00fd89bfc7dbeaeb1e66ef680159c2c4209662a5d8e.exe	33
PID 2932 wrote to memory of 2260	2932	f632dce9c6fea6d80521a00fd89bfc7dbeaeb1e66ef680159c2c4209662a5d8e.exe	33

C:\Users\Admin\AppData\Local\Temp\f632dce9c6fea6d80521a00fd89bfc7dbeaeb1e66ef680159c2c4209662a5d8e.exe
"C:\Users\Admin\AppData\Local\Temp\f632dce9c6fea6d80521a00fd89bfc7dbeaeb1e66ef680159c2c4209662a5d8e.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Windows\system32\cipher.exe
  cipher.exe /w:C:\
  2⤵
  PID:1760
- C:\Windows\system32\cipher.exe
  cipher.exe /w:F:\
  2⤵
  - Enumerates connected drives
  PID:2260

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\Downloads\README.txt

Filesize
1009B

MD5
5f5d5821609d17a014cc9296fad94085

SHA1
c1c47a0a209df64d8b5326a993c0fafc8dfa1dad

SHA256
2cdb19bf6ca8ac5f13dde100b74e7a0a26a265fd19e8f6102a4c37b585bd6597

SHA512
dfd5d831a3b829a2012c241f75040c726acbee481bb3dadf1068ae33f194666d207fbffbc277d70c1dafe96af9219aabf72353d2abf53274b21c3914b1bd3886

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