Behavioral task
behavioral1
Sample
2024-04-25_e82a46840fdeb84f3e03f3e2329dd35b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-25_e82a46840fdeb84f3e03f3e2329dd35b_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-25_e82a46840fdeb84f3e03f3e2329dd35b_cryptolocker
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Size
51KB
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MD5
e82a46840fdeb84f3e03f3e2329dd35b
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SHA1
40c16957795b04948b7657401e273a53f0de73d9
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SHA256
3c5e3094c0d1570fa617ef0798c37340bf5e46f9cb3b4288dd23dde5e6521554
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SHA512
20eba2bdefb1e0811040b0880bf25a05476b9086bc5691460af923947a845a9a2fe7cba0dae7472f7520bc0a02c62122d940d7f50b2064236b3ec4c2b77e7081
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOR:z6QFElP6n+gKmddpMOtEvwDpj31iR
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 2024-04-25_e82a46840fdeb84f3e03f3e2329dd35b_cryptolocker
Files
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2024-04-25_e82a46840fdeb84f3e03f3e2329dd35b_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