Static task
static1
Behavioral task
behavioral1
Sample
FolderCastle-v2.1/FolderCastle.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
FolderCastle-v2.1/FolderCastle.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
FolderCastle-v2.1/Readme-说明.htm
Resource
win7-20231129-en
Behavioral task
behavioral4
Sample
FolderCastle-v2.1/Readme-说明.htm
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
FolderCastle-v2.1/新云软件.url
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
FolderCastle-v2.1/新云软件.url
Resource
win10v2004-20231215-en
General
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Target
671710b5583625fab12f66d236c7f817
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Size
1.6MB
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MD5
671710b5583625fab12f66d236c7f817
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SHA1
9407f8103bb5afc575ba8355dfcdd252744702cd
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SHA256
aa4672a28eddd7bab4a4803df16025df23af3ea2edd117f236770045f41e0339
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SHA512
ea483c57a59c9e87578236c7c1f00932265f238e799a43c4d33884dc34ce8b82472628cd1333fa5e58575086e8b679a342b14051dcbd4e2aa39ff2d9ea96e2ca
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SSDEEP
49152:JYVfyF52ZKv0ZzuPsEnbFbwCFKryNaEc7p:MEQQiz+sqbq9ryNan7p
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/FolderCastle-v2.1/FolderCastle.exe
Files
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671710b5583625fab12f66d236c7f817.rar
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FolderCastle-v2.1/FolderCastle.exe.exe windows:1 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
CODE Size: 36KB - Virtual size: 35KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 1024B - Virtual size: 584B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 3KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 8B
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 10KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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FolderCastle-v2.1/Readme-说明.htm.html
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FolderCastle-v2.1/新云软件.url.url