Behavioral task
behavioral1
Sample
2024-02-04_36efd421269ec7d7bf14eb934c1ce7f6_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_36efd421269ec7d7bf14eb934c1ce7f6_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-04_36efd421269ec7d7bf14eb934c1ce7f6_cryptolocker
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Size
109KB
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MD5
36efd421269ec7d7bf14eb934c1ce7f6
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SHA1
a48a1a527e1f890fb60506525cc8a1e7849762c6
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SHA256
28d94915387aad197ecc87d12737914422938ebc2393f9a40540466a1924aee7
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SHA512
c4323dd6a002dda2da81e657ab48cfba2c5eff58c902b7d8f25e04d5fe31cb5e4538f01fea3c11d47d5c220181ce1eacb00c376b66ed6246cb01b5950a34e89d
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwMg6p:z6a+CdOOtEvwDpjcze
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 2024-02-04_36efd421269ec7d7bf14eb934c1ce7f6_cryptolocker
Files
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2024-02-04_36efd421269ec7d7bf14eb934c1ce7f6_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