Behavioral task
behavioral1
Sample
2024-05-10_fc0b441ffa9fc06427345c959e757abc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-10_fc0b441ffa9fc06427345c959e757abc_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-10_fc0b441ffa9fc06427345c959e757abc_cryptolocker
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Size
52KB
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MD5
fc0b441ffa9fc06427345c959e757abc
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SHA1
164f12e7b6a26c0fd684a6e9fe328f735689ac98
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SHA256
975d8c1764967bdd3b7f6340657752ebef97e754810581226f0ce03ba8310b70
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SHA512
bd8cf5acd524845995b8a4973995d7a116170d6ca80a3cfc0762f0ab56e785ce37579c56f11fa3be8297bef1ae921b2a6a18576fe133ca944b2a644caa7237ea
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTO09:z6QFElP6n+gKmddpMOtEvwDpj31i09
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 2024-05-10_fc0b441ffa9fc06427345c959e757abc_cryptolocker
Files
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2024-05-10_fc0b441ffa9fc06427345c959e757abc_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: 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