Behavioral task
behavioral1
Sample
2024-04-06_7b79cf312e968faf31916d1aef463683_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-06_7b79cf312e968faf31916d1aef463683_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-06_7b79cf312e968faf31916d1aef463683_cryptolocker
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Size
75KB
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MD5
7b79cf312e968faf31916d1aef463683
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SHA1
07fa895f201498e45f51d7a31591c36432d9aecb
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SHA256
7c4b04dc1e4b6541daf0c2ff404c49c35db7d652cd37f558fd18f44a248fabb9
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SHA512
9a474f0c8616dc3e66cc4313ea002915fea87dc7fcd8e4f439447336b638c23eace53c37875f4b7cc5dee3e9aeafe7996b59cc4bc0bc46b8d7e8e5ea098e5bb9
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUx9:T6a+rdOOtEvwDpjNtHPW
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 2024-04-06_7b79cf312e968faf31916d1aef463683_cryptolocker
Files
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2024-04-06_7b79cf312e968faf31916d1aef463683_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