Behavioral task
behavioral1
Sample
2024-02-12_b79a4e75df2da2815132a6cbaf923cfb_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_b79a4e75df2da2815132a6cbaf923cfb_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_b79a4e75df2da2815132a6cbaf923cfb_cryptolocker
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Size
80KB
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MD5
b79a4e75df2da2815132a6cbaf923cfb
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SHA1
87a5f71ae9bf8b3a0460834ab931d206e4976186
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SHA256
41418def11f5b00dd2d4d4e70798f5c9d5dd92c41db66043d1354697b770deb2
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SHA512
7ee549311b2eb6e98f02eb0046148cf9a7e00c035ec4394aeee8dce5acb7ff3895d82235b33fe705ac459992ae49f56cfaad1c376bcce2d8a3ea6d157fee6f67
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky2fs:zCsanOtEvwDpj6
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
Processes:
resource yara_rule sample UPX -
Processes:
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2024-02-12_b79a4e75df2da2815132a6cbaf923cfb_cryptolocker
Files
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2024-02-12_b79a4e75df2da2815132a6cbaf923cfb_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