sodinokibi | 11bfa9bc7563e823048440233143c0d56894dee97d4de9d3218e4f98a4b05c86

Analysis

max time kernel
91s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
04-06-2022 00:20

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General

Target

11bfa9bc7563e823048440233143c0d56894dee97d4de9d3218e4f98a4b05c86.dll
Size

161KB
MD5

43031369548c3e6738d34b1cae9ef384
SHA1

d95e7d6e64ed6df508eac2ae271e3b46ad92fa40
SHA256

11bfa9bc7563e823048440233143c0d56894dee97d4de9d3218e4f98a4b05c86
SHA512

01bfdd50f9893306c2864ed33e84332fce6555d6077d8dfbe7a0cf670c9da301ebdb260b7da690ae591d6c8b2a0aa3dc215bd36b9dc7a2dd00d6a6dd3d1e53a9

Score

10^/10

sodinokibi ransomware

Malware Config

Signatures

Sodin,Sodinokibi,REvil
Ransomware with advanced anti-analysis and privilege escalation functionality.
ransomware sodinokibi

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

Processes:

rundll32.exe

description	ioc	process
File opened (read-only)	\??\B:	rundll32.exe
File opened (read-only)	\??\L:	rundll32.exe
File opened (read-only)	\??\Q:	rundll32.exe
File opened (read-only)	\??\T:	rundll32.exe
File opened (read-only)	\??\W:	rundll32.exe
File opened (read-only)	\??\Y:	rundll32.exe
File opened (read-only)	\??\A:	rundll32.exe
File opened (read-only)	\??\I:	rundll32.exe
File opened (read-only)	\??\K:	rundll32.exe
File opened (read-only)	\??\S:	rundll32.exe
File opened (read-only)	\??\U:	rundll32.exe
File opened (read-only)	\??\Z:	rundll32.exe
File opened (read-only)	\??\E:	rundll32.exe
File opened (read-only)	\??\H:	rundll32.exe
File opened (read-only)	\??\N:	rundll32.exe
File opened (read-only)	\??\O:	rundll32.exe
File opened (read-only)	\??\P:	rundll32.exe
File opened (read-only)	\??\V:	rundll32.exe
File opened (read-only)	\??\F:	rundll32.exe
File opened (read-only)	\??\G:	rundll32.exe
File opened (read-only)	\??\J:	rundll32.exe
File opened (read-only)	\??\M:	rundll32.exe
File opened (read-only)	\??\R:	rundll32.exe
File opened (read-only)	\??\X:	rundll32.exe

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

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exe

pid process

4356 rundll32.exe
4356 rundll32.exe

pid	process
4356	rundll32.exe
4356	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4492 wrote to memory of 4356	4492	rundll32.exe	rundll32.exe
PID 4492 wrote to memory of 4356	4492	rundll32.exe	rundll32.exe
PID 4492 wrote to memory of 4356	4492	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\11bfa9bc7563e823048440233143c0d56894dee97d4de9d3218e4f98a4b05c86.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4492

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\11bfa9bc7563e823048440233143c0d56894dee97d4de9d3218e4f98a4b05c86.dll,#1
2⤵
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
PID:4356

Network

MITRE ATT&CK Enterprise v6

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

memory/4356-130-0x0000000000000000-mapping.dmp

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