Behavioral task
behavioral1
Sample
2024-02-22_7eb41aa93736327781c27c90a1a5e7e7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_7eb41aa93736327781c27c90a1a5e7e7_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_7eb41aa93736327781c27c90a1a5e7e7_cryptolocker
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Size
57KB
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MD5
7eb41aa93736327781c27c90a1a5e7e7
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SHA1
5a7ec0d27b43cc6447670faaeebe0b65e6aabc79
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SHA256
5fd01aa1868d9813c3e32ff975d4d670eb668b76cd52152a611211a3f39d68a1
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SHA512
c6b063b402e2d47ac5b43b2ef9dc46d6ee20e2ad8c0950e045ec9a748697a10a7be6643f000975463d7a60ab2c6a21457e3a52cba79f005bbbcc5050d0aae1c2
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ap7fg:z6QFElP6n+gKmddpMOtEvwDpj9aYaFfg
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 2024-02-22_7eb41aa93736327781c27c90a1a5e7e7_cryptolocker
Files
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2024-02-22_7eb41aa93736327781c27c90a1a5e7e7_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