Behavioral task
behavioral1
Sample
2024-02-23_1f27a908883b97f889f9b3076dc846f1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_1f27a908883b97f889f9b3076dc846f1_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_1f27a908883b97f889f9b3076dc846f1_cryptolocker
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Size
56KB
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MD5
1f27a908883b97f889f9b3076dc846f1
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SHA1
5f2bdf2522c32494967f24e86a9608b030a778a0
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SHA256
af932ebdd49e660f45b44812275b99d5b3fd50ba7dc31833ebdb78f28d2d6788
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SHA512
2b7a7bbda5e42e2cef2bf7b4d9416c4cda7a9ae16deb6ba0c2b8bd422adeceb72a3cd0e4bbb4e6e03e9bdb3aedba96d22c300d1408733b2c51a7131eeb92214b
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax8iHy:z6QFElP6n+gKmddpMOtEvwDpj9aYa9y
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 2024-02-23_1f27a908883b97f889f9b3076dc846f1_cryptolocker
Files
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2024-02-23_1f27a908883b97f889f9b3076dc846f1_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