Behavioral task
behavioral1
Sample
2024-04-24_a7e2d15897e187fe71d7a7389edb82bf_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-24_a7e2d15897e187fe71d7a7389edb82bf_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-24_a7e2d15897e187fe71d7a7389edb82bf_cryptolocker
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Size
51KB
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MD5
a7e2d15897e187fe71d7a7389edb82bf
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SHA1
edb63fdfde3b1b01031cf4164957c10c94f71321
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SHA256
5627432efa24f0c7339d6df9ce689a7978028ee7fc3ae509568be86283c45e2b
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SHA512
82c2019e58e561dd5af6222649ecb45d2d9d7ef5a831514ab95022f431c1543b231f5327eb0bbf4222a1ce7e489b535fb40b15cc682d4b086d518a35c809a951
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOV:z6QFElP6n+gKmddpMOtEvwDpj31iV
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_a7e2d15897e187fe71d7a7389edb82bf_cryptolocker
Files
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2024-04-24_a7e2d15897e187fe71d7a7389edb82bf_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