Behavioral task
behavioral1
Sample
2024-01-27_a852806cd44a5bfa02565eb5958b69ed_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_a852806cd44a5bfa02565eb5958b69ed_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_a852806cd44a5bfa02565eb5958b69ed_cryptolocker
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Size
80KB
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MD5
a852806cd44a5bfa02565eb5958b69ed
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SHA1
4b527c5b6e46874cf52ee7f860f74e9e1eedfba9
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SHA256
621e3f49b1e1a44c47c7ac8fcd577f14af4d5dae2d387865904fdbd429c7b413
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SHA512
f3a1adfef8e1472a083d7dc4ed9bcdca8fbd38b32a01c0eeb221e604bb0e29aa6c233fcbe26407a7d503608799b12e0289425a766a34206e636e021a4b980fe5
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky2fy:zCsanOtEvwDpjE
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_a852806cd44a5bfa02565eb5958b69ed_cryptolocker
Files
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2024-01-27_a852806cd44a5bfa02565eb5958b69ed_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