Behavioral task
behavioral1
Sample
2024-02-22_cf30d8b856cc698bc0d5c43ce85f17a4_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-22_cf30d8b856cc698bc0d5c43ce85f17a4_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_cf30d8b856cc698bc0d5c43ce85f17a4_cryptolocker
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Size
62KB
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MD5
cf30d8b856cc698bc0d5c43ce85f17a4
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SHA1
e579d11853b0d00b1a279e8a9ec8e74abfcac25d
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SHA256
36a8d821facbda0630f49c1ef9865e6b5a52735fb1cb45df75e6d24df366a01a
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SHA512
dcf5c6e5587002c348d8c9d115433266822d67dc05fb578a3d6cfef2e2ed65e3e42a7723d5d7f9a6d399071db34d2783f92904857250fbbb472a62791293a390
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVPv:zj+soPSMOtEvwDpj4kpmeLmnN
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 2024-02-22_cf30d8b856cc698bc0d5c43ce85f17a4_cryptolocker
Files
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2024-02-22_cf30d8b856cc698bc0d5c43ce85f17a4_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