guloader | 30823a9377ba0f858b013c4ecf73c497e89fd3b198dfcaeb92cd719050c1ded7

General

Target

745504717878bb22b600df7e2c2dd9f4.bin
Size

452KB
Sample

241221-btm6xszjcr
MD5

f1ffc6049f693a1c53bb2db0a70e0502
SHA1

edf3f714f01ffb8f68e63eabd56cd7c70c396625
SHA256

30823a9377ba0f858b013c4ecf73c497e89fd3b198dfcaeb92cd719050c1ded7
SHA512

59e8b9427e1fd6cd1dc94bc6e5b94f040586b28bfacde49ca61677ac80562356c45bec2e492829548664381115db182a3e355ff6d8e2421e480c37d71aa5df6f
SSDEEP

12288:+j4olDfHHD+TajygNGbN7JMCH2txGGTiG8mt:+j42nCEygUbN7ahx1dt

Score

10^/10

Malware Config

Targets

- Target
  
  8a4d38092e7f0245aa376d724cf3dbe08d4b563a86db3c99e70defaa38beb969.exe
- Size
  
  466KB
- MD5
  
  745504717878bb22b600df7e2c2dd9f4
- SHA1
  
  9515d0277803511a4f401674f40f022ed69c85d7
- SHA256
  
  8a4d38092e7f0245aa376d724cf3dbe08d4b563a86db3c99e70defaa38beb969
- SHA512
  
  8035ff6f18deaaec620acd824bbcecf07d38f2e2f77e322942f635320af75bbc4bd60250f0e61094eed22cfeef652791d61476bd7b4c613ebb6fb7952ae48e4d
- SSDEEP
  
  12288:I5AlMIL/obq71R7Oj6rgcPIcXuQd7lxu7Jj1JK8s5FEeKN:ZtL/o2BR7Zrgcwgpxu7Jj1Jiceg
Score

10^/10

guloader discovery downloader evasion spyware stealer
- 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 web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- 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