Behavioral task
behavioral1
Sample
2024-01-24_bac6ad3fdc2e005aac39c9a74f11e330_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_bac6ad3fdc2e005aac39c9a74f11e330_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-24_bac6ad3fdc2e005aac39c9a74f11e330_cryptolocker
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Size
64KB
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MD5
bac6ad3fdc2e005aac39c9a74f11e330
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SHA1
20574709d22158bd5e5915b4d6514e44f3866f01
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SHA256
4e920a186d4e16141bc53393034797030a55599dd150618ceaf66c11588bc0a4
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SHA512
6f93004e8123bb3bdd33bbb1acd9a553d14493595f7f771fae9d6a40487143b6202dcca26e815f844616801fa8c5dbac95eba7fccdf2863fc303a9e85543c5a6
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+g0num/kLyMro2GtOOtEvwDpjh:T6QFElP6n+g0umddpMOtEvwDpj
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 2024-01-24_bac6ad3fdc2e005aac39c9a74f11e330_cryptolocker
Files
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2024-01-24_bac6ad3fdc2e005aac39c9a74f11e330_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