Behavioral task
behavioral1
Sample
2024-03-14_46fa5b1f6177585833cb9c52a6238773_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-14_46fa5b1f6177585833cb9c52a6238773_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-14_46fa5b1f6177585833cb9c52a6238773_cryptolocker
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Size
99KB
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MD5
46fa5b1f6177585833cb9c52a6238773
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SHA1
0c71e27653e4400a3f3f4be668d92cf0ba712af4
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SHA256
709be3dfc419459bbe4b7b88eb0fd1ac7fca947d67c8ac38d1c0cdbfac255d87
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SHA512
8055224e7f0329bef6c94d61dcea3a2ca4b905e065431e3eecc1cdb150e43077a31004e622e683b929e46d1229abafc534f11241d9af40e83e0d48e22ce29d56
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjuvQpd8:zCsanOtEvwDpjf
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 2024-03-14_46fa5b1f6177585833cb9c52a6238773_cryptolocker
Files
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2024-03-14_46fa5b1f6177585833cb9c52a6238773_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