Behavioral task
behavioral1
Sample
2024-05-27_052663c3d31dcc199baa233a47993b07_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-27_052663c3d31dcc199baa233a47993b07_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-27_052663c3d31dcc199baa233a47993b07_cryptolocker
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Size
57KB
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MD5
052663c3d31dcc199baa233a47993b07
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SHA1
7f58c64d0473f322de37fe32e48cab3a2bad1430
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SHA256
9bd7b28fa13b0f238133fb3a6c9065fd61acbe806e11976971f7ac2c92876b10
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SHA512
9787ad61bf09343dd03bb7eef3412125c0c8402ddcd58302ecb86f5d5f4762a281413000f057e2185c865d63637a0af4f1449a3a7814481c69398a7f9ffdc666
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlgzCW:bP9g/xtCS3Dxx0nCW
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-27_052663c3d31dcc199baa233a47993b07_cryptolocker
Files
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2024-05-27_052663c3d31dcc199baa233a47993b07_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE