Behavioral task
behavioral1
Sample
2024-02-13_71ce9138a06c20d1558018e784f20c1f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_71ce9138a06c20d1558018e784f20c1f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-13_71ce9138a06c20d1558018e784f20c1f_cryptolocker
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Size
93KB
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MD5
71ce9138a06c20d1558018e784f20c1f
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SHA1
7898a423b4f1ca5852d9f69ecd62e860e409c68d
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SHA256
6fc925760248e27318f9d04be8ad5e296cfdf24e058325817e201fe4b6c1813d
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SHA512
6bc890d5c37e6fd091484e293e5f2e03b522062e86381fb58bcff5950831d6a5eeb2288af39a2ac93802d398306f9fb54b1faab21d5f4237496713d882c4e5ac
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/TC:zCsanOtEvwDpjBm
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_71ce9138a06c20d1558018e784f20c1f_cryptolocker
Files
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2024-02-13_71ce9138a06c20d1558018e784f20c1f_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