Behavioral task
behavioral1
Sample
2024-06-01_67d5e2bb475e9a714f95af5a8fb0de0e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-01_67d5e2bb475e9a714f95af5a8fb0de0e_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-01_67d5e2bb475e9a714f95af5a8fb0de0e_cryptolocker
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Size
95KB
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MD5
67d5e2bb475e9a714f95af5a8fb0de0e
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SHA1
e4f32718462d1116237240eb37c9f20f91504368
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SHA256
30be440e6b7f00d45e34ecd61b32f5b19158d83cba97ce0704b8ab40f19f98ad
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SHA512
c82ec7a767bfac0dcc8fa83aa888933649dc392bf459e7926d1566a271701842d102ec09f108a39215cb5e36f592fe190d634b60ac22b8185b49ed6b1246eda9
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/k6:zCsanOtEvwDpjB1
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 2024-06-01_67d5e2bb475e9a714f95af5a8fb0de0e_cryptolocker
Files
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2024-06-01_67d5e2bb475e9a714f95af5a8fb0de0e_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