Behavioral task
behavioral1
Sample
2024-04-27_27186031f953a1e2dc0b5e484af99c2d_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-27_27186031f953a1e2dc0b5e484af99c2d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-27_27186031f953a1e2dc0b5e484af99c2d_cryptolocker
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Size
55KB
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MD5
27186031f953a1e2dc0b5e484af99c2d
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SHA1
69540efed3f07ddf4d9078a4b274634b89efaf00
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SHA256
24c54f97fdf318a7588eef0466308cd3c6bff7da9f3918e3daafd5616fbeea88
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SHA512
d9a7398056c29f53bf598806e5da27e6bb193627ee5dc729d0acc973d177981133ee7d2379e454699db939e2d233ea397fcbb407344a0698e84a8078b917d335
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlbU:bP9g/xtCS3Dxx0AU
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 2024-04-27_27186031f953a1e2dc0b5e484af99c2d_cryptolocker
Files
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2024-04-27_27186031f953a1e2dc0b5e484af99c2d_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