Behavioral task
behavioral1
Sample
2024-03-12_c0442f9bd6c48000436efb62aab45344_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_c0442f9bd6c48000436efb62aab45344_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-12_c0442f9bd6c48000436efb62aab45344_cryptolocker
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Size
83KB
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MD5
c0442f9bd6c48000436efb62aab45344
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SHA1
f661930f8823e1dfdbaea67d97ed38127f936414
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SHA256
5285a53168ca4829db364af096e7ca53be2d2877496e133b3697761165ab1e44
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SHA512
28f000271fd22b25c69401560a1f3eac2d896e7fffd32e7a60d639e0b77e355819f3b93b037d8ccc85c84a61bb853a8e511aeb747e9264f591526cd4c015d6d0
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT75W:T6a+rdOOtEvwDpjN4
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 2024-03-12_c0442f9bd6c48000436efb62aab45344_cryptolocker
Files
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2024-03-12_c0442f9bd6c48000436efb62aab45344_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