Behavioral task
behavioral1
Sample
2024-05-28_a72da5410c8e0d345c8e682a76b3099d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-28_a72da5410c8e0d345c8e682a76b3099d_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-28_a72da5410c8e0d345c8e682a76b3099d_cryptolocker
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Size
54KB
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MD5
a72da5410c8e0d345c8e682a76b3099d
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SHA1
8ece884ec64720b271ba40dc81334e23d2c21629
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SHA256
6be95d8939cbe2d779ed6d0899dbafab8dd1d7f83b377c9083387d55f8a258b7
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SHA512
927377a80287f2349051ff81ad848bfb5d30c43339120f1f6a8122f187d60507dc5369cfc147d9004c219559e79ee50d17fa545a7f56a96ea32845343e2fcffb
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOkg6p:z6QFElP6n+gKmddpMOtEvwDpj31ikg6p
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 2024-05-28_a72da5410c8e0d345c8e682a76b3099d_cryptolocker
Files
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2024-05-28_a72da5410c8e0d345c8e682a76b3099d_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