wshrat | 5a6374adb1371c63cace395445818f4b83dcdd2494da86062b0ab3cbfb201e0b | Triage

Sharing

General

Target

rORDER-023603_List.xls.vbs
Size

9KB
Sample

230604-rdt8ascd38
MD5

b66938f8b8ab81aef4aceeea87bbe7b5
SHA1

2f140f44c2f74ecff2e24dcb0b3fbd72080e090a
SHA256

5a6374adb1371c63cace395445818f4b83dcdd2494da86062b0ab3cbfb201e0b
SHA512

0f449d44022e9abec453180dae1f25e06fb538359c6cc52f3eb6efafb9b339f293f733284c73ac2b793fac97aee92df01eeed524c361ac0f7c35664a97dfd0bc
SSDEEP

48:bnlrCVFFIlV2rVboysaqbwYHppKZ2I0wiin5I2c1YleGE/+:jlrCnFSmzs/3IKin5I2c1Yle9m

Score

10^/10

wshrat persistence trojan

Malware Config

Extracted

Family

wshrat

C2

http://chongmei33.publicvm.com:7045

Targets

- Target
  
  rORDER-023603_List.xls.vbs
- Size
  
  9KB
- MD5
  
  b66938f8b8ab81aef4aceeea87bbe7b5
- SHA1
  
  2f140f44c2f74ecff2e24dcb0b3fbd72080e090a
- SHA256
  
  5a6374adb1371c63cace395445818f4b83dcdd2494da86062b0ab3cbfb201e0b
- SHA512
  
  0f449d44022e9abec453180dae1f25e06fb538359c6cc52f3eb6efafb9b339f293f733284c73ac2b793fac97aee92df01eeed524c361ac0f7c35664a97dfd0bc
- SSDEEP
  
  48:bnlrCVFFIlV2rVboysaqbwYHppKZ2I0wiin5I2c1YleGE/+:jlrCnFSmzs/3IKin5I2c1Yle9m
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
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Drops startup file
- 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

Query Registry

System Information Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks

static1

behavioral1

behavioral2

wshratpersistencetrojan