Behavioral task
behavioral1
Sample
2024-04-24_a8201ab09ccf4f136a29c0487b8f7b09_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-24_a8201ab09ccf4f136a29c0487b8f7b09_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-24_a8201ab09ccf4f136a29c0487b8f7b09_cryptolocker
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Size
52KB
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MD5
a8201ab09ccf4f136a29c0487b8f7b09
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SHA1
e8fbc64d19868c144a30946190f6ff06b573e54e
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SHA256
6da6bcdffe1b16b5ef4fde6e1054238e45e9b4d259bfe90fbcde4582c5bb4f24
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SHA512
8a254f2ff85e4de02f8482410660ab0cf2062241b07a415cbc518dd7673538622a6e756c9e4766c0bfa7bb0d92acc04b09c9165c562eb256758e3c861be0e5d1
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOeV:z6QFElP6n+gKmddpMOtEvwDpj31ieV
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 2024-04-24_a8201ab09ccf4f136a29c0487b8f7b09_cryptolocker
Files
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2024-04-24_a8201ab09ccf4f136a29c0487b8f7b09_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