guloader | 858688510aeff9e47282692cccf72d58fe45b6bc128b49f3f5248d11e54f771c

General

Target

Order00129388475678930001.exe
Size

542KB
Sample

250205-qeh1zsyqfk
MD5

a81990bb342611261db37a0eecab1a3a
SHA1

f848c1ff34bdbb82199de22c4c49d8ebef790031
SHA256

858688510aeff9e47282692cccf72d58fe45b6bc128b49f3f5248d11e54f771c
SHA512

bd6f57bef5b21e651bb7de998640a961a6fabb2fc1073a2aa1867f4feffd405fff127bed2fccbf9f564a977ce938b7a47151c917b7e65a7afb78a71f914e5205
SSDEEP

12288:9bLlN73eJi4xLl7K3m1Ux4kRBA9/PxCGGd/9hKVZFDN:9bzSJikm7BA9/PxOd3KD

Score

10^/10

Malware Config

Targets

- Target
  
  Order00129388475678930001.exe
- Size
  
  542KB
- MD5
  
  a81990bb342611261db37a0eecab1a3a
- SHA1
  
  f848c1ff34bdbb82199de22c4c49d8ebef790031
- SHA256
  
  858688510aeff9e47282692cccf72d58fe45b6bc128b49f3f5248d11e54f771c
- SHA512
  
  bd6f57bef5b21e651bb7de998640a961a6fabb2fc1073a2aa1867f4feffd405fff127bed2fccbf9f564a977ce938b7a47151c917b7e65a7afb78a71f914e5205
- SSDEEP
  
  12288:9bLlN73eJi4xLl7K3m1Ux4kRBA9/PxCGGd/9hKVZFDN:9bzSJikm7BA9/PxOd3KD
Score

10^/10

guloader discovery downloader spyware stealer collection
- Guloader family
  guloader
- Guloader,Cloudeye
  A shellcode based downloader first seen in 2020.
  downloader guloader
- 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
- 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
  
  12KB
- MD5
  
  cff85c549d536f651d4fb8387f1976f2
- SHA1
  
  d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e
- SHA256
  
  8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8
- SHA512
  
  531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88
- SSDEEP
  
  192:Zjvco0qWTlt70m5Aj/lQ0sEWD/wtYbBHFNaDybC7y+XBz0QPi:FHQlt70mij/lQRv/9VMjzr
Score

3^/10

discovery
behavioral3 behavioral4