Behavioral task
behavioral1
Sample
2024-05-21_ec7f232e89293aac5eb71b5beaea6ff2_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-21_ec7f232e89293aac5eb71b5beaea6ff2_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-21_ec7f232e89293aac5eb71b5beaea6ff2_cryptolocker
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Size
94KB
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MD5
ec7f232e89293aac5eb71b5beaea6ff2
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SHA1
12f4cde782250b198254b6e5200126eebc6978d2
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SHA256
3b520275f6fa6ebbce5c7fb34075573be4d5b3f3b58380d1d0acc3bf924e542f
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SHA512
586af8e5eaeefdd6314105607624a8b39c2a20d4b91522488a1626529ac1dd214d3a8f563e88707f5978ae1a3df817f792c10d6fbfacd86fa34bf32810ed070e
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/kr:zCsanOtEvwDpjBg
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 2024-05-21_ec7f232e89293aac5eb71b5beaea6ff2_cryptolocker
Files
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2024-05-21_ec7f232e89293aac5eb71b5beaea6ff2_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