guloader | 5aa8f85f8780482e7b5a44b3959002db8c003393c79db95a3797173a4ab4b182

General

Target

Maanedskorts.exe
Size

1023KB
Sample

250210-svnbrawph1
MD5

cb2f4cdcccc338388de5a9c3e9650586
SHA1

6118a309dd65c6f4f09ea28495976717db36888f
SHA256

5aa8f85f8780482e7b5a44b3959002db8c003393c79db95a3797173a4ab4b182
SHA512

4a321953633c04ae3ef6d1a26b1bc3b8a12fd595b7ed674efe55dd8b51786b6e58311a5c9807b918d125749c1269fa3ca3f7cba116ee81cd12340308d4640756
SSDEEP

12288:lt010XA+kmlZ5eTSKD0FlylTie8IEb5qNQ2FyrGk7WEIxtO40EPfwia+wPrs09iQ:NtLj2oC8ZtqNJF+GrLvOmf8o06S/n

Score

10^/10

Malware Config

Targets

- Target
  
  Maanedskorts.exe
- Size
  
  1023KB
- MD5
  
  cb2f4cdcccc338388de5a9c3e9650586
- SHA1
  
  6118a309dd65c6f4f09ea28495976717db36888f
- SHA256
  
  5aa8f85f8780482e7b5a44b3959002db8c003393c79db95a3797173a4ab4b182
- SHA512
  
  4a321953633c04ae3ef6d1a26b1bc3b8a12fd595b7ed674efe55dd8b51786b6e58311a5c9807b918d125749c1269fa3ca3f7cba116ee81cd12340308d4640756
- SSDEEP
  
  12288:lt010XA+kmlZ5eTSKD0FlylTie8IEb5qNQ2FyrGk7WEIxtO40EPfwia+wPrs09iQ:NtLj2oC8ZtqNJF+GrLvOmf8o06S/n
Score

10^/10

guloader discovery downloader collection spyware stealer
- Guloader family
  guloader
- Guloader,Cloudeye
  A shellcode based downloader first seen in 2020.
  downloader guloader
- Downloads MZ/PE file
- 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
  
  11KB
- MD5
  
  7399323923e3946fe9140132ac388132
- SHA1
  
  728257d06c452449b1241769b459f091aabcffc5
- SHA256
  
  5a1c20a3e2e2eb182976977669f2c5d9f3104477e98f74d69d2434e79b92fdc3
- SHA512
  
  d6f28ba761351f374ae007c780be27758aea7b9f998e2a88a542eede459d18700adffe71abcb52b8a8c00695efb7ccc280175b5eeb57ca9a645542edfabb64f1
- SSDEEP
  
  192:eF2HS5ih/7i00dWz9T7PH6lOFcQMI5+Vw+bPFomi7dJWsP:rSUmlw9T7DmnI5+N273FP
Score

8^/10

discovery
- Downloads MZ/PE file
behavioral3 behavioral4