Static task
static1
Behavioral task
behavioral1
Sample
croyytnb.ef1.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
croyytnb.ef1.exe
Resource
win10v2004-20240709-en
General
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Target
croyytnb.ef1.exe
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Size
5.0MB
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MD5
5524daa07608a93528994d9a870e82fe
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SHA1
4d388c0ccecbba0e53406f147845da0cdcf17254
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SHA256
2b9eb3238b831e83d2579452bc6e45915de682b8e079632afab63be441ccb89a
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SHA512
d9d8379bf2398cd128ced2bcf66441c88068012d49e4a893489dbe2ace5110f456cd57df294ce68fbe9663f1bd555d88a21ac54b402e4c78cb89256a07bf6da5
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SSDEEP
98304:rFfo66T0/ojCtEfD19WnQNIKg3FfRJrR44LjTg+2in/HTcwPDlty+aZ80h:pfojTmo2UsAIDfRDdWin/HIkl70h
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource croyytnb.ef1.exe
Files
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croyytnb.ef1.exe.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
Size: 317KB - Virtual size: 672KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
Size: 61KB - Virtual size: 160KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: 28KB - Virtual size: 102KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Size: 14KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: 512B - Virtual size: 488B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.idata Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 512B - Virtual size: 4KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.winlice Size: - Virtual size: 6.2MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.boot Size: 4.6MB - Virtual size: 4.6MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 16B - Virtual size: 4KB
IMAGE_SCN_MEM_READ