Behavioral task
behavioral1
Sample
2024-03-16_1f90906a66f82a48eeb9294c5f1ffecf_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-16_1f90906a66f82a48eeb9294c5f1ffecf_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-16_1f90906a66f82a48eeb9294c5f1ffecf_cryptolocker
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Size
98KB
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MD5
1f90906a66f82a48eeb9294c5f1ffecf
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SHA1
fce161ad208eb00fa4039173f4b4b807375b6cf7
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SHA256
d8990851ee6c9b9c35d68c7c73e0605065f7d10f0d22d8c116ef0115f9fbb0f4
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SHA512
9a15720049a1ceca93089f19c277c0a7a4c309720582d9ecfd4eb770144ea30be97cb6f8e8f7904f26e2d923cdfa910b0ceefe2b0e6b207c50bec5094fae0a21
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKiJ:z6a+CdOOtEvwDpjct
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 2024-03-16_1f90906a66f82a48eeb9294c5f1ffecf_cryptolocker
Files
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2024-03-16_1f90906a66f82a48eeb9294c5f1ffecf_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