Behavioral task
behavioral1
Sample
2024-04-26_313a14874054a8c9640e88bd61e126f2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-26_313a14874054a8c9640e88bd61e126f2_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-26_313a14874054a8c9640e88bd61e126f2_cryptolocker
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Size
89KB
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MD5
313a14874054a8c9640e88bd61e126f2
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SHA1
ef463d8a81d186078eeba06ba41b96a529a0a488
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SHA256
8533a5e9d5509a748ef15a786e4e267b639d22d494a3285e9a1ea016b97315f9
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SHA512
2adbdba1ad278658664815f03b29effe2ac1e3479e96ad251d10c4c632ab53c2e1ea9715b1effde8639d13eaec5b47c632e013a1b64a9022f1e02127bede7b85
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAU:n6a+1SEOtEvwDpjYYvQd2PU
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 2024-04-26_313a14874054a8c9640e88bd61e126f2_cryptolocker
Files
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2024-04-26_313a14874054a8c9640e88bd61e126f2_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_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - 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