guloader | e1f2542f3101147997bf37471bb1615d758dae834d354496463e69c60f8ea371

General

Target

e1f2542f3101147997bf37471bb1615d758dae834d354496463e69c60f8ea371
Size

1.1MB
Sample

241208-kz2qyayqcv
MD5

c6405da7bf6402e89bdbbd7e53f8a3ee
SHA1

442c0c100d9f8e635e9b6e9db07878903103054a
SHA256

e1f2542f3101147997bf37471bb1615d758dae834d354496463e69c60f8ea371
SHA512

a20ba8aad10e53d791f0811f06453518d8971a02329f00e0d61537c3a78519fdbe02bc463395ba44bce1893987414647ff7063df4815ff232bb3dd9d2bb3e018
SSDEEP

24576:lp7xzos/n1G9l+O/KE8hJKpJzeDgWTvdpomEygOXjM:zxzog1Gph8hazvwUmEygn

Score

10^/10

Malware Config

Targets

- Target
  
  e1f2542f3101147997bf37471bb1615d758dae834d354496463e69c60f8ea371
- Size
  
  1.1MB
- MD5
  
  c6405da7bf6402e89bdbbd7e53f8a3ee
- SHA1
  
  442c0c100d9f8e635e9b6e9db07878903103054a
- SHA256
  
  e1f2542f3101147997bf37471bb1615d758dae834d354496463e69c60f8ea371
- SHA512
  
  a20ba8aad10e53d791f0811f06453518d8971a02329f00e0d61537c3a78519fdbe02bc463395ba44bce1893987414647ff7063df4815ff232bb3dd9d2bb3e018
- SSDEEP
  
  24576:lp7xzos/n1G9l+O/KE8hJKpJzeDgWTvdpomEygOXjM:zxzog1Gph8hazvwUmEygn
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.
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
behavioral1 behavioral2
- Target
  
  $PLUGINSDIR/System.dll
- Size
  
  11KB
- MD5
  
  17ed1c86bd67e78ade4712be48a7d2bd
- SHA1
  
  1cc9fe86d6d6030b4dae45ecddce5907991c01a0
- SHA256
  
  bd046e6497b304e4ea4ab102cab2b1f94ce09bde0eebba4c59942a732679e4eb
- SHA512
  
  0cbed521e7d6d1f85977b3f7d3ca7ac34e1b5495b69fd8c7bfa1a846baf53b0ecd06fe1ad02a3599082ffacaf8c71a3bb4e32dec05f8e24859d736b828092cd5
- SSDEEP
  
  192:eY24sihno00Wfl97nH6T2enXwWobpWBTU4VtHT7dmN35Ol+Sl:E8QIl975eXqlWBrz7YLOl+
Score

3^/10

discovery
behavioral3 behavioral4