Behavioral task
behavioral1
Sample
2024-02-13_3646cdb64627a4c2e2166c7141314e86_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_3646cdb64627a4c2e2166c7141314e86_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-13_3646cdb64627a4c2e2166c7141314e86_cryptolocker
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Size
57KB
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MD5
3646cdb64627a4c2e2166c7141314e86
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SHA1
4eeff4219cb650acb523dd338b5ec84071f538b8
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SHA256
37dc3491132713d789d784bb7b75ddf1b999f8c5fdaef785b1550c37f48976e4
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SHA512
c1089abeabd2a8636a255811ea30f16b2406589a6c12ff01e325abfd5c2a5e9cb972b1003cd89ff681e31a2f265d77544c7ff42fab1906bc6a20e4250fef788c
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpLzb4:zj+soPSMOtEvwDpj4yzb4
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 2024-02-13_3646cdb64627a4c2e2166c7141314e86_cryptolocker
Files
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2024-02-13_3646cdb64627a4c2e2166c7141314e86_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