Analysis
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max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
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submitted
27-04-2024 19:51
General
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Target
Fortnite Checker.exe
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Size
883KB
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MD5
5ff30ec323f9e6ec632ea3b2180a1cbc
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SHA1
aba95d8f4f7f634170cbad0461a3e6e0a4574059
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SHA256
d548ea85db4681de9393a4bd8369283db49f9f0525356d15f8ca06259e4fa930
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SHA512
e990b1de0d4f6c2f830bca0ddea747ab733289f8fc45f2da1b9e20128b9eabb51c8f2ed62ca0346bdbb20ca73b4ab871e2a0298e1f4df9d559d4bbee41cce66c
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SSDEEP
12288:GToPWBv/cpGrU3ywFm/byWr+5q+LViWdEVr9WoMwtubIwyqd7zw:GTbBv5rU4/b9SDmVr98w009qdHw
Malware Config
Signatures
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VanillaRat
VanillaRat is an advanced remote administration tool coded in C#.
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Vanilla Rat payload 3 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 2 IoCs
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Loads dropped DLL 2 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
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Modifies registry class 1 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of FindShellTrayWindow 64 IoCs
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Suspicious use of SendNotifyMessage 64 IoCs
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Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Fortnite Checker.exe"C:\Users\Admin\AppData\Local\Temp\Fortnite Checker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Fortnite.exe"C:\Users\Admin\AppData\Roaming\Fortnite.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
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C:\Users\Admin\AppData\Roaming\FortniteChecker.exe"C:\Users\Admin\AppData\Roaming\FortniteChecker.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
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C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /41⤵
- Checks SCSI registry key(s)
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
133KB
MD5c0b9e366d95e367ea4330187439b711b
SHA14674c657037b891f2f0cd3977976ef71b578b1b3
SHA256dffad53f0349e00a1444f71465d7c66aa8758644879d9f628677d5ba8307322a
SHA512dbd75f3f700f316eabf237235bb148e6098e9ccc313e215922f4b2f6adceea4f4dfb22f933bae6bf6c8693e9387f4dd94aedc8a650e4d8379f70038a7da2afc5
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Filesize
114KB
MD54bd20275a3148a44bf040367a43f6fe2
SHA14faa5b6fca5f3b31b00995b4372f635b1ed3a019
SHA25698efc33ad38ab3a913716402cb445a25e5e578bdd379494c0188b30028430336
SHA512ba5477c92038704feea1988228b25c82107f1803a3a331ba4337ae48dcdd019b6fc9f3e7fc14ace08b6637ce85ae4ad029a6d1d60ee4daac6a82c0cc1466bc66
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Filesize
83KB
MD5f5d8bedb9dcc17a0a356f2f3f621971e
SHA176ed7763602cc198be87b3eb51949f54ae9c0f9b
SHA256355ae598c711cf98fb78b485fe2bf351233e81d5b98ffd3c81b20470182e6ebe
SHA512ee5c55a562259481199def67fba592bfa1b524fc4eaa5c9b558f6fbb9609542b0f1a915768f79662a6b7fd2f8127c013aa2fb08a249f5bba89aafad03c9e99eb
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Filesize
184B
MD513ff21470b63470978e08e4933eb8e56
SHA13fa7077272c55e85141236d90d302975e3d14b2e
SHA25616286566d54d81c3721f7ecf7f426d965de364e9be2f9e628d7363b684b6fe6a
SHA51256d0e52874744df091ba8421eeda9c37854ece32a826bd251f74b88b6334df69736b8cd97104e6e7b2279ef01d2144fee100392744cc1afb7025ebbad5c307a8
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
-
Filesize
112KB
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Filesize
160KB
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Filesize
64KB
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Filesize
64KB
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Filesize
40KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
136KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
5.6MB
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Filesize
584KB
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Filesize
64KB
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Filesize
64KB