Behavioral task
behavioral1
Sample
2024-06-02_640b89019eaef1ca439f9bdcd5e745f1_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-06-02_640b89019eaef1ca439f9bdcd5e745f1_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-02_640b89019eaef1ca439f9bdcd5e745f1_cryptolocker
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Size
78KB
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MD5
640b89019eaef1ca439f9bdcd5e745f1
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SHA1
b56ec29050233189fa0cdf8b893bcb866644423d
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SHA256
a3ca6d3c734dd370dd841eae4bfbfe915016eca47e5bb9eb8ec78bf3931ef4e4
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SHA512
8d5e99e777d9344f9e43b882aa4affce796a0414aa58f074769627b4a50a8d2f88577bc3b26619943fa0322402f1b08da99e5b92cea27338204874a08f61d1f8
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxnX:T6a+rdOOtEvwDpjNtHP4
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 2024-06-02_640b89019eaef1ca439f9bdcd5e745f1_cryptolocker
Files
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2024-06-02_640b89019eaef1ca439f9bdcd5e745f1_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