Behavioral task
behavioral1
Sample
2024-01-24_03a7ba3e74751da6ecc371ce915bc4d2_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_03a7ba3e74751da6ecc371ce915bc4d2_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-24_03a7ba3e74751da6ecc371ce915bc4d2_cryptolocker
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Size
56KB
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MD5
03a7ba3e74751da6ecc371ce915bc4d2
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SHA1
34ea7c93e51635b5483c48adf91786bff5f67b43
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SHA256
a7ac164462611bc1c6d37dad1fe09e4224655fd1c8cf819198aac0ba1519c130
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SHA512
7fc52ea330d9d9f5f0641654e6e4e45a7034db5508050823328fa224542801e34ea84d5e9e739670eb632b2bf74dbdd3d94ae46bd690109a905bd81913a62121
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appE:z6QFElP6n+gKmddpMOtEvwDpj9aYaU
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-01-24_03a7ba3e74751da6ecc371ce915bc4d2_cryptolocker
Files
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2024-01-24_03a7ba3e74751da6ecc371ce915bc4d2_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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