Behavioral task
behavioral1
Sample
2024-03-16_f5c8847cb529a0e93964268d237f789d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-16_f5c8847cb529a0e93964268d237f789d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-16_f5c8847cb529a0e93964268d237f789d_cryptolocker
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Size
118KB
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MD5
f5c8847cb529a0e93964268d237f789d
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SHA1
734965f7bcf79767261f187081f8c201e92056e8
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SHA256
9e038fbb46ed11c5f1a80c55dd21ad8a73057299703ee49386785b4eb870cb81
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SHA512
0355d5166e4ef451c9aeb103ac66393261011c0f2144ba112672f55717f67e9b60db01176d834afd61ada3a1169c8126c71218b1d220bcc543a01e96d2933959
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01ZNu:z6a+CdOOtEvwDpjczk
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 2024-03-16_f5c8847cb529a0e93964268d237f789d_cryptolocker
Files
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2024-03-16_f5c8847cb529a0e93964268d237f789d_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