Behavioral task
behavioral1
Sample
2024-05-03_8f2879f97a82031a3c7733eef15f1e01_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-03_8f2879f97a82031a3c7733eef15f1e01_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-03_8f2879f97a82031a3c7733eef15f1e01_cryptolocker
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Size
58KB
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MD5
8f2879f97a82031a3c7733eef15f1e01
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SHA1
7d1d0516d5890341a75b5f8f8f24957c69eb5af3
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SHA256
1ca096b7950ede36669dc15ce147ad778d6b374d2f845f77911aaf598a4bd306
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SHA512
6e85b5385b18cdadb3770d1df4eb7543488c664f3e886276f41d9138d6432bc81dbdde3537298aca5c9697fd7895f56f8c276d46636cf67ae98a21a911802d91
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP1:H6QFElP6n+gou9cvMOtEvwDpjCpVXU
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 2024-05-03_8f2879f97a82031a3c7733eef15f1e01_cryptolocker
Files
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2024-05-03_8f2879f97a82031a3c7733eef15f1e01_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: 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