Behavioral task
behavioral1
Sample
2024-04-29_1e3c36237f0de5486b46fd7ef0137c55_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-29_1e3c36237f0de5486b46fd7ef0137c55_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-29_1e3c36237f0de5486b46fd7ef0137c55_cryptolocker
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Size
55KB
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MD5
1e3c36237f0de5486b46fd7ef0137c55
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SHA1
5f01182b4fa9308606b4cc0209e8b07b5d79fd30
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SHA256
bec3d4e0434904d72e98c3a9caaa43964fdabfc3190ca8c031759378f641b7e7
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SHA512
f6da000c22aa58f4fcb10d3abfc5796a37589612749014ab234f6aa8e9e9f681114a04267dc00d9f5a8c7ec06a9a5b5b3644c72b45e74168a7f1ac0aeb2e13e1
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlbZ:bP9g/xtCS3Dxx0AZ
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 2024-04-29_1e3c36237f0de5486b46fd7ef0137c55_cryptolocker
Files
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2024-04-29_1e3c36237f0de5486b46fd7ef0137c55_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