Behavioral task
behavioral1
Sample
2024-02-19_a45d0940bc726ff832ac4e2e3ceb3b6d_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_a45d0940bc726ff832ac4e2e3ceb3b6d_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_a45d0940bc726ff832ac4e2e3ceb3b6d_cryptolocker
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Size
55KB
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MD5
a45d0940bc726ff832ac4e2e3ceb3b6d
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SHA1
d7ff9911d57c8876d9d324224e4495380db25854
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SHA256
53d05c9c281cfa5ae8fd13c8dd8709463b4f10b99ae97def5526da27e42ba08b
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SHA512
7ac8dc2aa64bc4ddb674339ce43fe5cbca0b6194a1b6b3ea73647144da1018a6742695b8999468b06a56b5de13a03ed41ac0e942b633cda14d4ffcbbb0bfae48
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axcE9GT:z6QFElP6n+gKmddpMOtEvwDpj9aYa596
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 2024-02-19_a45d0940bc726ff832ac4e2e3ceb3b6d_cryptolocker
Files
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2024-02-19_a45d0940bc726ff832ac4e2e3ceb3b6d_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_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