Behavioral task
behavioral1
Sample
2024-05-09_d5187d78ac905851c41a4620935d65f4_bkransomware.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-09_d5187d78ac905851c41a4620935d65f4_bkransomware.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-09_d5187d78ac905851c41a4620935d65f4_bkransomware
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Size
695KB
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MD5
d5187d78ac905851c41a4620935d65f4
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SHA1
733f6e868bb2341f6709a1868297e94c07d63919
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SHA256
26389962053fba05e154e57a04543acb5affd5046e7376fd1c33e6fe7f50e349
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SHA512
3cf0cd829f9b20101fa87b550bd1de260fa10963936f0f549903c6244d64eccc9050f4e84d06f8e5e5a249e59b62162fc52f5cd5022024a9ce01ecd4775daa26
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SSDEEP
3072:z+QRBEKODcWd4hzzpw/FmJ7onXcZS2pG+EKX8Ngqukiu88sGMGewv6nCmagX+zYN:z+jK64hB5S26KkoPmv6nd9X+zAFz
Malware Config
Signatures
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UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-09_d5187d78ac905851c41a4620935d65f4_bkransomware
Files
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2024-05-09_d5187d78ac905851c41a4620935d65f4_bkransomware.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_ISOLATION
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 568KB - Virtual size: 568KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 101KB - Virtual size: 104KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 6KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
M֠��u~ Size: 16KB - Virtual size: 20KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE