Behavioral task
behavioral1
Sample
2024-02-18_371099155037bdec412a841a67534499_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_371099155037bdec412a841a67534499_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_371099155037bdec412a841a67534499_cryptolocker
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Size
79KB
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MD5
371099155037bdec412a841a67534499
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SHA1
82c2666347afc07e9b8daf467b01d4270dc58f4c
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SHA256
f12154c8a00eeb1facadd8acc0b2adbd6f85d9cb83e66b97edebf6150ce0f14d
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SHA512
bde393aaf5bf912df178de90254157c5c7a6fb1a40ec44bfa14c2afc3b7c8d8656798ede91c1e8fc064b8ac88898f92f958607183177fa32dd04871ec1e0845d
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyhuqP:zCsanOtEvwDpjU
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 2024-02-18_371099155037bdec412a841a67534499_cryptolocker
Files
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2024-02-18_371099155037bdec412a841a67534499_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