Behavioral task
behavioral1
Sample
2024-01-25_18fc98f9db458fa2ffa86d8a7287c0a2_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-25_18fc98f9db458fa2ffa86d8a7287c0a2_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-25_18fc98f9db458fa2ffa86d8a7287c0a2_cryptolocker
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Size
62KB
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MD5
18fc98f9db458fa2ffa86d8a7287c0a2
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SHA1
7ea062d145027d412e2c382d1a534919eac8d50d
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SHA256
c13d281aa6686a32c253da6db7651d5eaa8f8a39c29462cc2f73996af3bfd50b
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SHA512
fe16c6a83ab773557c068d116ad1c17eaa9f4acb024d3de06847e080a8a150953ead774cd5b5f74412a788e1649f4dc4c691396b87f3a4b6da2d04af15026344
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K72:zj+soPSMOtEvwDpj4kpmeLmd
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 2024-01-25_18fc98f9db458fa2ffa86d8a7287c0a2_cryptolocker
Files
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2024-01-25_18fc98f9db458fa2ffa86d8a7287c0a2_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