Behavioral task
behavioral1
Sample
2024-04-28_19efca5cf3bdd9bef505ab3610af2619_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-28_19efca5cf3bdd9bef505ab3610af2619_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-28_19efca5cf3bdd9bef505ab3610af2619_cryptolocker
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Size
80KB
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MD5
19efca5cf3bdd9bef505ab3610af2619
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SHA1
14c586c82e04ef2d07d28d28b02856bf1688b9e0
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SHA256
fd4fb595b2bd8c87292d2289c6a093d5555b71f5ced1d2f56a560205a9acd7b5
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SHA512
e9088e88d60f9dd6a5345e5b8398f5d7591e7f708aa8b1ede7a6914f0f2a3b8a096ecf437d13cca7d17fcd0463492389f20788f5dfc13ea449da8d56b4407732
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Q7: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 2024-04-28_19efca5cf3bdd9bef505ab3610af2619_cryptolocker
Files
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2024-04-28_19efca5cf3bdd9bef505ab3610af2619_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