Behavioral task
behavioral1
Sample
2024-05-28_a0de8fe96f04031ece55a14e6d8b6471_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-28_a0de8fe96f04031ece55a14e6d8b6471_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-28_a0de8fe96f04031ece55a14e6d8b6471_cryptolocker
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Size
60KB
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MD5
a0de8fe96f04031ece55a14e6d8b6471
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SHA1
b3f1ba2afa8114ca2b7b3c98ab7b25fd98d2c2a2
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SHA256
44e34c8ab9a875ea08e1b3cee30386e9cdecfad6bacb32adae584e443be8c025
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SHA512
9d7247390ba6ae78c179a98fa392baf00e028081e1b04d75818ee0d303115fbd0f5effa8c8b77aa640d6f46a29065719b8ba9f1c14d1931d2f5e3d1e95b8f09d
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pB:H6QFElP6n+gou9cvMOtEvwDpjCpVXP
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 2024-05-28_a0de8fe96f04031ece55a14e6d8b6471_cryptolocker
Files
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2024-05-28_a0de8fe96f04031ece55a14e6d8b6471_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: 11KB - 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