Behavioral task
behavioral1
Sample
2024-03-14_8a687783b172a93cf31540524ea5b1be_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-14_8a687783b172a93cf31540524ea5b1be_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-14_8a687783b172a93cf31540524ea5b1be_cryptolocker
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Size
118KB
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MD5
8a687783b172a93cf31540524ea5b1be
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SHA1
efc4a86d54d625ab4dce2244aa0ab3d73238152a
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SHA256
7d9c00e588d80c25210a0411b082eb14fa23ca1ed62efeeb6535361737e00da0
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SHA512
645f6ba2f82b05f978299bb9d27e4f153e39d5a304141151fa082adc6056901782c2211c9d11b45deae474b055a88fe5e766268595547f15692163163dea16a9
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01ZNL:z6a+CdOOtEvwDpjcz9
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 2024-03-14_8a687783b172a93cf31540524ea5b1be_cryptolocker
Files
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2024-03-14_8a687783b172a93cf31540524ea5b1be_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