Behavioral task
behavioral1
Sample
2024-02-28_3a09aa164ac5e2ecae079f170e6d49fc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_3a09aa164ac5e2ecae079f170e6d49fc_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_3a09aa164ac5e2ecae079f170e6d49fc_cryptolocker
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Size
68KB
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MD5
3a09aa164ac5e2ecae079f170e6d49fc
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SHA1
4d93ce4069fe8b44f366a8d28414ef7848b4e48e
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SHA256
2d7f75667e181cd750445c565c3481686b89c61275b51e8610624bc7f998ef7d
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SHA512
d2f335af72e78bbe5d144a89e5c3c18845a3694c3e48e06088c5551d39dcc785d0f7bc4f6f56c27bbe000618764defb2e5d7f12d623e8e16efaa62b13abcaed1
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBT:z6a+CdOOtEvwDpjQB
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 2024-02-28_3a09aa164ac5e2ecae079f170e6d49fc_cryptolocker
Files
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2024-02-28_3a09aa164ac5e2ecae079f170e6d49fc_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