guloader | 360acac9133b07ab36c79af7aa5e46850a97a297696bc812bfd25c4415ce4449

General

Target

360acac9133b07ab36c79af7aa5e46850a97a297696bc812bfd25c4415ce4449.exe
Size

460KB
Sample

241218-cszn1azmgr
MD5

34dcd76e7a002a5f19d9842a70ba5c87
SHA1

188373e893907df10ccf54559d05b6bb98ccdcf4
SHA256

360acac9133b07ab36c79af7aa5e46850a97a297696bc812bfd25c4415ce4449
SHA512

e59230ce8bd6758653642b1eba48d88e3ef3da670b466fdf8ccebf5ccba57f04084f663a529df29e6e9ee2e378930b6a5a970843cba3f57cc63eecd44140ef93
SSDEEP

12288:I5AekxiEheb3HhIt06wEu7Jj1JK8s5FEeK4:Z1Z0Cu7Jj1Jiced

Score

10^/10

Malware Config

Targets

- Target
  
  360acac9133b07ab36c79af7aa5e46850a97a297696bc812bfd25c4415ce4449.exe
- Size
  
  460KB
- MD5
  
  34dcd76e7a002a5f19d9842a70ba5c87
- SHA1
  
  188373e893907df10ccf54559d05b6bb98ccdcf4
- SHA256
  
  360acac9133b07ab36c79af7aa5e46850a97a297696bc812bfd25c4415ce4449
- SHA512
  
  e59230ce8bd6758653642b1eba48d88e3ef3da670b466fdf8ccebf5ccba57f04084f663a529df29e6e9ee2e378930b6a5a970843cba3f57cc63eecd44140ef93
- SSDEEP
  
  12288:I5AekxiEheb3HhIt06wEu7Jj1JK8s5FEeK4:Z1Z0Cu7Jj1Jiced
Score

10^/10

guloader discovery downloader evasion spyware stealer collection
- Guloader family
  guloader
- Guloader,Cloudeye
  A shellcode based downloader first seen in 2020.
  downloader guloader
- Disables Task Manager via registry modification
  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.
- Drops file in System32 directory
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
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