Behavioral task
behavioral1
Sample
2024-02-20_8bbbeb046d27f2db9703d6d6e5f6a61f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-20_8bbbeb046d27f2db9703d6d6e5f6a61f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-20_8bbbeb046d27f2db9703d6d6e5f6a61f_cryptolocker
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Size
93KB
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MD5
8bbbeb046d27f2db9703d6d6e5f6a61f
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SHA1
3660e2805466c35189c2f2340cd63603ccf599c2
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SHA256
fd0b663498df5329cb69dab62492a817fe167889f0c240dc07f15f1d1e0c190d
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SHA512
fb13e8f03763ff857797033271bc79c855d2e53dd5148562e33fdd75208693ad0187f70c2f7e95da541d973946a2c78c50a102afa7763737705e39c59a114a14
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/s+:zCsanOtEvwDpjBz
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 2024-02-20_8bbbeb046d27f2db9703d6d6e5f6a61f_cryptolocker
Files
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2024-02-20_8bbbeb046d27f2db9703d6d6e5f6a61f_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