Behavioral task
behavioral1
Sample
2024-05-20_10145ac7ed2bd01fb9da5cdbb98fdcb6_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-20_10145ac7ed2bd01fb9da5cdbb98fdcb6_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-20_10145ac7ed2bd01fb9da5cdbb98fdcb6_cryptolocker
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Size
77KB
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MD5
10145ac7ed2bd01fb9da5cdbb98fdcb6
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SHA1
9760b01a5280c5cd023e1baddc3c81b7b0812742
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SHA256
4e7c5d90d664388895aff9bea96d3a83b0b6a8504f8506efca6fa4106ebaa955
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SHA512
2259a9c8e8cd06cbcce24bf1009c4f238f826687b363e9fcd1a1948efa82c86e6e4c67ab1e522c63a5e60b37d122617101f5abc02070f4c24f7b10e9d65b6839
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUx8:T6a+rdOOtEvwDpjNtHP7
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 2024-05-20_10145ac7ed2bd01fb9da5cdbb98fdcb6_cryptolocker
Files
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2024-05-20_10145ac7ed2bd01fb9da5cdbb98fdcb6_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