guloader | b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554

General

Target

Payment Confirmation for Invoice 2025INV149.exe
Size

1.1MB
Sample

250221-qlsh1avjs8
MD5

498fa48c532298d0b66573d5027bb134
SHA1

d1987503ad04b7f9d102328ac407a261f297d226
SHA256

b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554
SHA512

ecc19e7a5334107c7913a2b9df93fcad4cc08c8067de3074827e9c78795961b6393c3fb2c8521b3e626ae155a31a4ea8539ec08bd091674d8e3c684451997bbd
SSDEEP

24576:MjEmMWRNc7WxEgr1GsflpiWFsjq5c3SddFDykNTwdQG9ikZ:jmjRNQgEg5GsNpi4l5kSdzDPwZim

Score

10^/10

Malware Config

Targets

- Target
  
  Payment Confirmation for Invoice 2025INV149.exe
- Size
  
  1.1MB
- MD5
  
  498fa48c532298d0b66573d5027bb134
- SHA1
  
  d1987503ad04b7f9d102328ac407a261f297d226
- SHA256
  
  b1af6dc34bba3755b225d8f9dd732df86267dce73241c7aa65fdec1282251554
- SHA512
  
  ecc19e7a5334107c7913a2b9df93fcad4cc08c8067de3074827e9c78795961b6393c3fb2c8521b3e626ae155a31a4ea8539ec08bd091674d8e3c684451997bbd
- SSDEEP
  
  24576:MjEmMWRNc7WxEgr1GsflpiWFsjq5c3SddFDykNTwdQG9ikZ:jmjRNQgEg5GsNpi4l5kSdzDPwZim
Score

10^/10

guloader collection discovery downloader spyware stealer
- Guloader family
  guloader
- Guloader,Cloudeye
  A shellcode based downloader first seen in 2020.
  downloader guloader
- Loads dropped DLL
- Reads WinSCP keys stored on the system
  Tries to access WinSCP stored sessions.
  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
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
behavioral1 behavioral2
- Target
  
  $PLUGINSDIR/System.dll
- Size
  
  11KB
- MD5
  
  ee260c45e97b62a5e42f17460d406068
- SHA1
  
  df35f6300a03c4d3d3bd69752574426296b78695
- SHA256
  
  e94a1f7bcd7e0d532b660d0af468eb3321536c3efdca265e61f9ec174b1aef27
- SHA512
  
  a98f350d17c9057f33e5847462a87d59cbf2aaeda7f6299b0d49bb455e484ce4660c12d2eb8c4a0d21df523e729222bbd6c820bf25b081bc7478152515b414b3
- SSDEEP
  
  192:eF24sihno00Wfl97nH6T2enXwWobpWBTU4VtHT7dmN35Ol9Sl:h8QIl975eXqlWBrz7YLOl9
Score

3^/10

discovery
behavioral3 behavioral4