guloader | 3d35fbba35ef81091a6e0e39044429f852ff55314095081f2f9a8f10feca026e

General

Target

Swift Copy_pdf.exe
Size

841KB
Sample

250205-kqdmraypgy
MD5

cc86a2d1aa5d4ce697fef188fb594387
SHA1

a493d0379440276a412338956e25831656c66027
SHA256

3d35fbba35ef81091a6e0e39044429f852ff55314095081f2f9a8f10feca026e
SHA512

3e1b90486bd1f437a56b7a30fc6ebf2689fa11e26d88ae5ef1a546942a3109bf53a9a1214907ff0390108007efb31afea36d204324821070fd3b12c2bd7deda3
SSDEEP

24576:Q4nbY9dZZZZZZZZZZyB9LvHZsU0T1c53evvV3HQmhQ436/zO:Q+qZZZZZZZZZZANvHZtZevv1wzq6i

Score

10^/10

Malware Config

Targets

- Target
  
  Swift Copy_pdf.exe
- Size
  
  841KB
- MD5
  
  cc86a2d1aa5d4ce697fef188fb594387
- SHA1
  
  a493d0379440276a412338956e25831656c66027
- SHA256
  
  3d35fbba35ef81091a6e0e39044429f852ff55314095081f2f9a8f10feca026e
- SHA512
  
  3e1b90486bd1f437a56b7a30fc6ebf2689fa11e26d88ae5ef1a546942a3109bf53a9a1214907ff0390108007efb31afea36d204324821070fd3b12c2bd7deda3
- SSDEEP
  
  24576:Q4nbY9dZZZZZZZZZZyB9LvHZsU0T1c53evvV3HQmhQ436/zO:Q+qZZZZZZZZZZANvHZtZevv1wzq6i
Score

10^/10

discovery guloader collection defense_evasion downloader evasion spyware stealer trojan
- Guloader family
  guloader
- Guloader,Cloudeye
  A shellcode based downloader first seen in 2020.
  downloader guloader
- Modifies Windows Defender DisableAntiSpyware settings
  evasion trojan
- Disables Task Manager via registry modification
  defense_evasion
- Loads dropped DLL
- Reads user/profile data of local email clients
  Email clients store some user data on disk where infostealers will often target it.
  spyware stealer
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Accesses Microsoft Outlook profiles
  collection
- Legitimate hosting services abused for malware hosting/C2
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
behavioral1 behavioral2
- Target
  
  $PLUGINSDIR/System.dll
- Size
  
  12KB
- MD5
  
  d6f54d2cefdf58836805796f55bfc846
- SHA1
  
  b980addc1a755b968dd5799179d3b4f1c2de9d2d
- SHA256
  
  f917aef484d1fbb4d723b2e2d3045cb6f5f664e61fbb3d5c577bd1c215de55d9
- SHA512
  
  ce67da936a93d46ef7e81abc8276787c82fd844c03630ba18afc3528c7e420c3228bfe82aeda083bb719f2d1314afae913362abd1e220cb364606519690d45db
- SSDEEP
  
  192:acA1YOTDExj7EFrYCT4E8y3hoSdtTgwF43E7QbGPXI9uIc6w79Mw:RR7SrtTv53tdtTgwF4SQbGPX36wJMw
Score

3^/10

discovery
behavioral3 behavioral4