Behavioral task
behavioral1
Sample
2024-02-13_625d2a8da7a2848a623259a59d745443_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_625d2a8da7a2848a623259a59d745443_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-13_625d2a8da7a2848a623259a59d745443_cryptolocker
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Size
116KB
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MD5
625d2a8da7a2848a623259a59d745443
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SHA1
0b600ed736343f3447a7fe7808df358a0168cde6
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SHA256
554a614276be4bf70182f27b828a8a0ee989e7f5218ab10beb54b149a273292c
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SHA512
d609cbf9fd4c71866fdf91b729df154a0fa58dec9b1b5f0333700423ae0368274da0bafcefce575bc1d4d0b52521c42bc38e4ae38b0c883c0a28c0f686c5ecbe
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01pw:z6a+CdOOtEvwDpjczc
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 2024-02-13_625d2a8da7a2848a623259a59d745443_cryptolocker
Files
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2024-02-13_625d2a8da7a2848a623259a59d745443_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