Behavioral task
behavioral1
Sample
2024-03-15_4c489c33323eecebacff8a5be68004c3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-15_4c489c33323eecebacff8a5be68004c3_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-15_4c489c33323eecebacff8a5be68004c3_cryptolocker
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Size
78KB
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MD5
4c489c33323eecebacff8a5be68004c3
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SHA1
fce445473695a70c2310d4dbe5a4d620228d878c
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SHA256
04bd2a4eb2adbb8afdaee5112b8f15dedce2b6442a2674d8790b4e88b94fc458
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SHA512
52a151f132562853be9d583c1850636c5edb864089df6dee37dba84f8f65b67c1426a50d0e920c60dbd4b835c3d8812d754c22ba401cac0f2dfe1ef7c21604b4
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyyM:zCsanOtEvwDpjm
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 2024-03-15_4c489c33323eecebacff8a5be68004c3_cryptolocker
Files
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2024-03-15_4c489c33323eecebacff8a5be68004c3_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