Behavioral task
behavioral1
Sample
2024-02-21_6835c546f4c810c7aa7c465a2f0771aa_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-21_6835c546f4c810c7aa7c465a2f0771aa_cryptolocker.exe
Resource
win10v2004-20240220-en
General
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Target
2024-02-21_6835c546f4c810c7aa7c465a2f0771aa_cryptolocker
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Size
63KB
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MD5
6835c546f4c810c7aa7c465a2f0771aa
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SHA1
493f3c3b8226c7857d308d3f656f66a7ff182305
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SHA256
5892cdecf3fa65de4fc028aade172af9a879b12b660c83185ba71897d1158866
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SHA512
8d47710d87802dbedbead48b24f8653b07d8dd8b1f943b33777603f47f265c23e1bca3689a73edcff2f15efb711bfe74448d0e4445e8b5a02b2dc955de63a827
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5ka0v:zj+soPSMOtEvwDpj4kpmeLmQjv
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 2024-02-21_6835c546f4c810c7aa7c465a2f0771aa_cryptolocker
Files
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2024-02-21_6835c546f4c810c7aa7c465a2f0771aa_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