Behavioral task
behavioral1
Sample
2024-03-25_0d85bea281e48a7b653bab533362f4ab_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-25_0d85bea281e48a7b653bab533362f4ab_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-25_0d85bea281e48a7b653bab533362f4ab_cryptolocker
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Size
81KB
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MD5
0d85bea281e48a7b653bab533362f4ab
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SHA1
3ca57b83eae7c5cc0cc7e14b698b1a13989e10a6
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SHA256
f8f7a39775ad5fbbe6eedf6f6e5885aff0805d1588b1f455f2d3c0b8d21ee790
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SHA512
a270f51e7da338a8271ee6c005f31414881518817949be1589d956c6e53015e05df6cf9e0c537ff6eecbbad76618ff01ba39c5671a8c4e14e53f5bfa8252b085
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7u:T6a+rdOOtEvwDpjNa
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 2024-03-25_0d85bea281e48a7b653bab533362f4ab_cryptolocker
Files
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2024-03-25_0d85bea281e48a7b653bab533362f4ab_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