a205ef0ffe66b669ecf1c9e081792ddc2974a63f6d605b4a39fcc9b0d6012258 | Triage

Sharing

General

Target

a205ef0ffe66b669ecf1c9e081792ddc2974a63f6d605b4a39fcc9b0d6012258
Size

355KB
Sample

221125-3m1bfsfb68
MD5

de6e3970ad991d0214e6dfa06439e31f
SHA1

b8792436f1541e76f4468769561b9a7bad03bd35
SHA256

a205ef0ffe66b669ecf1c9e081792ddc2974a63f6d605b4a39fcc9b0d6012258
SHA512

b3a2ec4d97a3b756fc6a6c949b100606bb9350a3fef3bd89896b88025989001185f721faa0f497144aa8132302486ae0166b2218f2ce1bf9a09ad89177853979
SSDEEP

6144:SEyr5y6XSQkxREpgdc9CfJ1pfQAEAzULiqvrAQbtWz4U0kDtFsp1fNv2RSRp0vU:Or5y6XzkxuHCfhPEAY93bmZ0kDtq3Nv3

Score

9^/10

evasion persistence ransomware

Malware Config

Targets

- Target
  
  a205ef0ffe66b669ecf1c9e081792ddc2974a63f6d605b4a39fcc9b0d6012258
- Size
  
  355KB
- MD5
  
  de6e3970ad991d0214e6dfa06439e31f
- SHA1
  
  b8792436f1541e76f4468769561b9a7bad03bd35
- SHA256
  
  a205ef0ffe66b669ecf1c9e081792ddc2974a63f6d605b4a39fcc9b0d6012258
- SHA512
  
  b3a2ec4d97a3b756fc6a6c949b100606bb9350a3fef3bd89896b88025989001185f721faa0f497144aa8132302486ae0166b2218f2ce1bf9a09ad89177853979
- SSDEEP
  
  6144:SEyr5y6XSQkxREpgdc9CfJ1pfQAEAzULiqvrAQbtWz4U0kDtFsp1fNv2RSRp0vU:Or5y6XzkxuHCfhPEAY93bmZ0kDtq3Nv3
Score

9^/10

evasion persistence ransomware
- Modifies boot configuration data using bcdedit
  ransomware evasion
- Drops file in Drivers directory
- Executes dropped EXE
- Deletes itself
- Loads dropped DLL
- Adds Run key to start application
  persistence
behavioral1 behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

Privilege Escalation

Defense Evasion

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Inhibit System Recovery

Tasks

static1

behavioral1

evasionpersistenceransomware

behavioral2

evasionpersistenceransomware