Behavioral task
behavioral1
Sample
2024-04-26_c4a2fbd82b1d4068a6a8077844878ad0_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-26_c4a2fbd82b1d4068a6a8077844878ad0_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-26_c4a2fbd82b1d4068a6a8077844878ad0_cryptolocker
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Size
51KB
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MD5
c4a2fbd82b1d4068a6a8077844878ad0
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SHA1
00448b2b3a11fb03e338d0ce24bb411f57a11f35
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SHA256
a105f654c0520e34e4bdec6ea1f24fcd9c1e7895a40630465839f997847f241a
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SHA512
6b7a7b5abee3cb7ab97dc2e8becb11451d76b79c1c91a040a6b9f3b06396071384d4dbe5555dbc4f4be062abdad9949247162eda543252e6fc9e881db2784590
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOV:z6QFElP6n+gKmddpMOtEvwDpj31iV
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 2024-04-26_c4a2fbd82b1d4068a6a8077844878ad0_cryptolocker
Files
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2024-04-26_c4a2fbd82b1d4068a6a8077844878ad0_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_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