Behavioral task
behavioral1
Sample
2024-01-23_35fe6e42c18594cbc1f39f302f38e486_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_35fe6e42c18594cbc1f39f302f38e486_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_35fe6e42c18594cbc1f39f302f38e486_cryptolocker
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Size
64KB
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MD5
35fe6e42c18594cbc1f39f302f38e486
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SHA1
41832bcff0bda9b3c473f7823c6180e309b7ef7e
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SHA256
650be61ec43f53ee572584954794423bde0910349b5d68808ec582a448bf3e51
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SHA512
abfc91a31253d88f60f5fae9863a63bf02753a10b44f4dfc2e64c5c2606dc7cc9de0bca03fb05c8d550e2592efbde1c09472664bca8385db3e354d3ee8c2b497
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+g0vum/kLyMro2GtOOtEvwDpjh:T6QFElP6n+g0WmddpMOtEvwDpj
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 2024-01-23_35fe6e42c18594cbc1f39f302f38e486_cryptolocker
Files
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2024-01-23_35fe6e42c18594cbc1f39f302f38e486_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