Behavioral task
behavioral1
Sample
2024-05-12_3dc61da69bed7952a477e5256cb4ee43_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-12_3dc61da69bed7952a477e5256cb4ee43_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-12_3dc61da69bed7952a477e5256cb4ee43_cryptolocker
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Size
84KB
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MD5
3dc61da69bed7952a477e5256cb4ee43
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SHA1
2f83a34e09f91f0071c108ad560d800db7f8186e
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SHA256
065e77d9aec33d3113cc9b9df98e5e5cd9d307ca3b2a737234b0079d571e76d5
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SHA512
36999ae5bd8c3a4d14d248f7b5c18bb876313c60baffd0baf48a23c4c6015f5d25324716449d0a73ca1424b707a4c2eea772ae8114c56f79e8e2d6578665b8e8
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1F:zCsanOtEvwDpj/
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 2024-05-12_3dc61da69bed7952a477e5256cb4ee43_cryptolocker
Files
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2024-05-12_3dc61da69bed7952a477e5256cb4ee43_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