1f28d9cbd87cccfa705fcff3220407bc1806f3e133ec26fb0f5559d83dce214b | Triage

Sharing

General

Target

2024-04-28_e6e4b908a1faa6752665a5689d4b6b35_bkransomware
Size

16.9MB
Sample

240428-mfq67sdh3v
MD5

e6e4b908a1faa6752665a5689d4b6b35
SHA1

e50d29bf3dddaf752d93c32ed7e5b58e678e1345
SHA256

1f28d9cbd87cccfa705fcff3220407bc1806f3e133ec26fb0f5559d83dce214b
SHA512

290bc5cbbfba47faf3e933d0de83f7ab0cbd087c99f4ebca580dc8677cdc57db220222a47996f55186a2600912b6b409fa33271f13fe3f331e417cb79a078d4d
SSDEEP

196608:CKxBLxpB0O8xgTKq7z7xQQQ4nznXanXqH7DSzILVoUFK56uTwiZiu+TvXTydSnzg:nxn3UHcz7xQLMm87ezI/luTwdnzdYwTw

Score

9^/10

evasion trojan

Malware Config

Targets

- Target
  
  2024-04-28_e6e4b908a1faa6752665a5689d4b6b35_bkransomware
- Size
  
  16.9MB
- MD5
  
  e6e4b908a1faa6752665a5689d4b6b35
- SHA1
  
  e50d29bf3dddaf752d93c32ed7e5b58e678e1345
- SHA256
  
  1f28d9cbd87cccfa705fcff3220407bc1806f3e133ec26fb0f5559d83dce214b
- SHA512
  
  290bc5cbbfba47faf3e933d0de83f7ab0cbd087c99f4ebca580dc8677cdc57db220222a47996f55186a2600912b6b409fa33271f13fe3f331e417cb79a078d4d
- SSDEEP
  
  196608:CKxBLxpB0O8xgTKq7z7xQQQ4nznXanXqH7DSzILVoUFK56uTwiZiu+TvXTydSnzg:nxn3UHcz7xQLMm87ezI/luTwdnzdYwTw
Score

9^/10

evasion trojan
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
  evasion
- Checks BIOS information in registry
  BIOS information is often read in order to detect sandboxing environments.
- Identifies Wine through registry keys
  Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
  evasion
- Checks whether UAC is enabled
  evasion trojan
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

Credential Access

Discovery

Query Registry

System Information Discovery

Virtualization/Sandbox Evasion

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

behavioral2