guloader | e8e552351ba3c8a3f713a970b114fb7b80bd6474f62a88b977fe3bc35b57e9a7

General

Target

e8e552351ba3c8a3f713a970b114fb7b80bd6474f62a88b977fe3bc35b57e9a7.exe
Size

1014KB
Sample

250111-gfvlqszkfn
MD5

dcae922f4d3c1946b3c41158be23dc2a
SHA1

13e891bfc3bcd410b284986d7baf8672255dcbdb
SHA256

e8e552351ba3c8a3f713a970b114fb7b80bd6474f62a88b977fe3bc35b57e9a7
SHA512

ac317944427780966288021cb61caa6de9c9d13875ae1150d7076b3322b6c6d28ff1245d9c8127b3ce7144c86a5b209e87b2f29822f2e732b147811fcc241281
SSDEEP

24576:9jwKCNK6KMnoaM5I4CSyH8xkAkXeWEhXBSqwGB7e7aP0Xl4jI61GPVSMrL:V1CvVnoatIkLs1wGaaP0XejI6cSMrL

Score

10^/10

Malware Config

Targets

- Target
  
  e8e552351ba3c8a3f713a970b114fb7b80bd6474f62a88b977fe3bc35b57e9a7.exe
- Size
  
  1014KB
- MD5
  
  dcae922f4d3c1946b3c41158be23dc2a
- SHA1
  
  13e891bfc3bcd410b284986d7baf8672255dcbdb
- SHA256
  
  e8e552351ba3c8a3f713a970b114fb7b80bd6474f62a88b977fe3bc35b57e9a7
- SHA512
  
  ac317944427780966288021cb61caa6de9c9d13875ae1150d7076b3322b6c6d28ff1245d9c8127b3ce7144c86a5b209e87b2f29822f2e732b147811fcc241281
- SSDEEP
  
  24576:9jwKCNK6KMnoaM5I4CSyH8xkAkXeWEhXBSqwGB7e7aP0Xl4jI61GPVSMrL:V1CvVnoatIkLs1wGaaP0XejI6cSMrL
Score

10^/10

discovery guloader collection 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 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
  
  12KB
- MD5
  
  0d7ad4f45dc6f5aa87f606d0331c6901
- SHA1
  
  48df0911f0484cbe2a8cdd5362140b63c41ee457
- SHA256
  
  3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
- SHA512
  
  c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9
- SSDEEP
  
  192:1enY0LWelt70elWjvfstJcVtwtYbjnIOg5AaDnbC7ypXhtIj:18PJlt70esj0Mt9vn6ay6
Score

3^/10

discovery
behavioral3 behavioral4