Behavioral task
behavioral1
Sample
2024-03-19_926d2ebd0db0c0675ad6ae6849437d18_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-19_926d2ebd0db0c0675ad6ae6849437d18_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-19_926d2ebd0db0c0675ad6ae6849437d18_cryptolocker
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Size
82KB
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MD5
926d2ebd0db0c0675ad6ae6849437d18
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SHA1
5b387885ad8547fc74ed9a4311435c3155674314
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SHA256
fefb3ed47f0873a3e9c6e1a1a7851db7885b4919d530099f227006b07c9d1d5b
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SHA512
7862b07403c8c0b140f93a614c72ec79e8c55b7dee93301e4fb1aa09de05729b96739d75dfbf61634d4221f93c7439ac6ca2fbe5393c497f12acd5dafd9851e1
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky2O9:zCsanOtEvwDpjW
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 2024-03-19_926d2ebd0db0c0675ad6ae6849437d18_cryptolocker
Files
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2024-03-19_926d2ebd0db0c0675ad6ae6849437d18_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