guloader | 004a0e7dcc10446f8dffdf3474ee862f951850063bdf94e1fbfb81780597c0cd

General

Target

New Order_pdf_0016534325.exe
Size

821KB
Sample

250205-t8xysavmdy
MD5

bfe6e7e0438a127b3445d7a8afeab19b
SHA1

17438838d7e95188d4d2ea65de07dc6005ab21be
SHA256

004a0e7dcc10446f8dffdf3474ee862f951850063bdf94e1fbfb81780597c0cd
SHA512

9585eaabb3652bb83bea3e32de326acf3af0e5ca437afbc9ea7a9821b199a33e65a5be9336ed204035ae97bb13b137d70b2e4ab7d9b567008e68d61a7d0a9f44
SSDEEP

24576:Q4nbY9dZZZZZZZZZZyaimgedJPY8nYRAZOjhgvvV3HQmhQ436/zJ:Q+qZZZZZZZZZZ1Ied9YjRAIavv1wzq6t

Score

10^/10

Malware Config

Targets

- Target
  
  New Order_pdf_0016534325.exe
- Size
  
  821KB
- MD5
  
  bfe6e7e0438a127b3445d7a8afeab19b
- SHA1
  
  17438838d7e95188d4d2ea65de07dc6005ab21be
- SHA256
  
  004a0e7dcc10446f8dffdf3474ee862f951850063bdf94e1fbfb81780597c0cd
- SHA512
  
  9585eaabb3652bb83bea3e32de326acf3af0e5ca437afbc9ea7a9821b199a33e65a5be9336ed204035ae97bb13b137d70b2e4ab7d9b567008e68d61a7d0a9f44
- SSDEEP
  
  24576:Q4nbY9dZZZZZZZZZZyaimgedJPY8nYRAZOjhgvvV3HQmhQ436/zJ:Q+qZZZZZZZZZZ1Ied9YjRAIavv1wzq6t
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