Behavioral task
behavioral1
Sample
2024-05-21_4c0e1d80c9c46b73cb165c26f100d364_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-21_4c0e1d80c9c46b73cb165c26f100d364_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-21_4c0e1d80c9c46b73cb165c26f100d364_cryptolocker
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Size
57KB
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MD5
4c0e1d80c9c46b73cb165c26f100d364
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SHA1
22b38e4ccdceb269d385513826f4109b08ed2c8f
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SHA256
97435e2a867c1383ceffdee492a07f16280c254fdc48981beb352c08786f94f7
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SHA512
afb07ebc16c829b98e4c4f31950a8561351e4d0a10713a8056cd3a5c3975450ede9faf8b1ef195fdd5e4f5ed39811f5ad8a2bc3b05039cdf6a1c8f8e7c0ee4e5
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlbQ9mEt:bP9g/xtCS3Dxx0AQUq
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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_4c0e1d80c9c46b73cb165c26f100d364_cryptolocker
Files
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2024-05-21_4c0e1d80c9c46b73cb165c26f100d364_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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