Behavioral task
behavioral1
Sample
2024-04-27_e779f136b6d67f608c4f06c5686229b5_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-04-27_e779f136b6d67f608c4f06c5686229b5_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-27_e779f136b6d67f608c4f06c5686229b5_cryptolocker
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Size
96KB
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MD5
e779f136b6d67f608c4f06c5686229b5
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SHA1
7db5bfb61124884939db74125f19d776a0538643
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SHA256
8dd22795af0818350b01baf0ce1f06c3658d3da0bd167f5befb8a1ae321c5f43
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SHA512
d260d7d44138c68f1c71b9661a51cd67a5bbff5fab3d88af2a1277fe78190dd834c2820cd13b9a527bbf0d004801d3ebb1f6158883f817a4fc7a981528481a6f
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/b0:zCsanOtEvwDpjBA
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 2024-04-27_e779f136b6d67f608c4f06c5686229b5_cryptolocker
Files
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2024-04-27_e779f136b6d67f608c4f06c5686229b5_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