Behavioral task
behavioral1
Sample
2024-01-27_d94c6405a8e7f4bc61fe5048e7a4e9a1_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_d94c6405a8e7f4bc61fe5048e7a4e9a1_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_d94c6405a8e7f4bc61fe5048e7a4e9a1_cryptolocker
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Size
55KB
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MD5
d94c6405a8e7f4bc61fe5048e7a4e9a1
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SHA1
514319ff469c5d3eb3f0cc32702f98cad3eac590
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SHA256
6a5b0f955e22982805b33643864b5192b2ae7c102b3a58e6d0e1644315858637
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SHA512
b29a9872f9505a6071a0a2b722f7510985b952b3d05c5d71e4c3645840959edf4c3b336224e9ea06197f4d910e75619738860f8b5aeafe4bba5f30b1145ab4f9
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axc9u:z6QFElP6n+gKmddpMOtEvwDpj9aYaN
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 2024-01-27_d94c6405a8e7f4bc61fe5048e7a4e9a1_cryptolocker
Files
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2024-01-27_d94c6405a8e7f4bc61fe5048e7a4e9a1_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