Behavioral task
behavioral1
Sample
2024-02-21_39e2d9a33cf4f9643a35c0546518a2ce_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-21_39e2d9a33cf4f9643a35c0546518a2ce_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_39e2d9a33cf4f9643a35c0546518a2ce_cryptolocker
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Size
120KB
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MD5
39e2d9a33cf4f9643a35c0546518a2ce
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SHA1
ec5873013dbd54dde1e4f3f55574b06df2974a87
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SHA256
0f53af9e25454878f4b49aff1399c83fe5e60f0b66f811013037ecf86c99e29c
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SHA512
fdc1afd6b6a650190d97d1549162f4b0b0baf8f916388947827ca2c8c06d79b6ae7acd81d90d77049c93717825c3e6ea33566988e4ded9fe995b1e18a582e349
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgpwqWsviy9t3H:z6a+CdOOtEvwDpjcz+
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 2024-02-21_39e2d9a33cf4f9643a35c0546518a2ce_cryptolocker
Files
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2024-02-21_39e2d9a33cf4f9643a35c0546518a2ce_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