Behavioral task
behavioral1
Sample
2024-02-18_fc03f36759dbd3ba4e1758e2e5f625bf_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-18_fc03f36759dbd3ba4e1758e2e5f625bf_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_fc03f36759dbd3ba4e1758e2e5f625bf_cryptolocker
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Size
83KB
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MD5
fc03f36759dbd3ba4e1758e2e5f625bf
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SHA1
294a3651b4875ccf9a4d8b51af8659c6b79b87d6
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SHA256
f0f51370939d56ab00d313d7165e87dc0d996b3ce18900fc96a1889846bfea61
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SHA512
921297aa1b501b7fc2cb7c4c2fd0154568e66661eee04f38f79faf58f463bb2cf8fcf09efa69872ceeeb7ff2d7aa0d188be836e4723e58e2df7eeaf7706807f0
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS15:zCsanOtEvwDpjj
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 2024-02-18_fc03f36759dbd3ba4e1758e2e5f625bf_cryptolocker
Files
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2024-02-18_fc03f36759dbd3ba4e1758e2e5f625bf_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