wshrat

General

Target
wynlog (1).js
Size 189KB
Sample221028-lfxhjsffdn
SHA256 726d793d69e118eedfdb88458f8dbd241dfb931ce3819058ee53527b8ee32b15
MD5 bc2c4ce0e4cd1ae0b5b0af84b03d0a66
SHA1 8d5fc4d413918b3750d1ed16c0ccc4d105a3c891
SHA512 55d8485603a7622ef810031c54baeabf6c43152209f0edc1543060082851e54c7b9776190b3d4fd1b4172941bebbfbea641b30222bc96c997571f622b938d7e5
SSDEEP 3072:6E8ez9oru2wvhQ0bamBbIpklgVDSxGfmuZSZ7tvEzpVeGK/65TbURCF:61c9yMrAklgF2GuuZWpKeGKfRCF
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

Malware Config

Extracted

Family

wshrat

C2

http://45.139.105.174:3670

Targets

- Target
  wynlog (1).js
- Size 189KB
- SHA256 726d793d69e118eedfdb88458f8dbd241dfb931ce3819058ee53527b8ee32b15
- MD5 bc2c4ce0e4cd1ae0b5b0af84b03d0a66
- SHA1 8d5fc4d413918b3750d1ed16c0ccc4d105a3c891
- SHA512 55d8485603a7622ef810031c54baeabf6c43152209f0edc1543060082851e54c7b9776190b3d4fd1b4172941bebbfbea641b30222bc96c997571f622b938d7e5
- SSDEEP 3072:6E8ez9oru2wvhQ0bamBbIpklgVDSxGfmuZSZ7tvEzpVeGK/65TbURCF:61c9yMrAklgF2GuuZWpKeGKfRCF
- MD5 SHA1 SHA512 SSDEEP
Score

10^/10

wshrat persistence trojan
- WSHRAT
  WSHRAT is a variant of Houdini worm and has vbs and js variants.
  trojan wshrat
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
  persistence
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

Sharing

General

Malware Config

Extracted

Targets

Blocklisted process makes network request

Drops startup file

Adds Run key to start application

Looks up external IP address via web service

MITRE ATT&CK Enterprise v6

Tasks

static1

behavioral1

behavioral2