Behavioral task
behavioral1
Sample
2024-02-23_21041a8e6cca57b177566aa8116a4c28_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_21041a8e6cca57b177566aa8116a4c28_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_21041a8e6cca57b177566aa8116a4c28_cryptolocker
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Size
81KB
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MD5
21041a8e6cca57b177566aa8116a4c28
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SHA1
d684e36ab599be5e2d5fed51d48ea1e35709f58a
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SHA256
a38a235e3766c3fa24f7c004425a7975b7956b91422837e805bd24f916992f6e
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SHA512
068c9796b1e400e010cf77ca799e2aaee4eb930d18d15c217dd287c379ed316a87393f9e6b1ed458fb22cd5d6f985d8c4bdc972abcb3bfe3ac11515f4ad5ae8d
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky2fu:zCsanOtEvwDpjQ
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 2024-02-23_21041a8e6cca57b177566aa8116a4c28_cryptolocker
Files
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2024-02-23_21041a8e6cca57b177566aa8116a4c28_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_CODE
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