Behavioral task
behavioral1
Sample
2024-03-07_6d9b18a39fa8e072e5803b8657a8504d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-07_6d9b18a39fa8e072e5803b8657a8504d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-07_6d9b18a39fa8e072e5803b8657a8504d_cryptolocker
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Size
83KB
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MD5
6d9b18a39fa8e072e5803b8657a8504d
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SHA1
640607202cdadc7e5212d7da45e286462f9d0545
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SHA256
30a4609f9ec5fbeefece7645814ce10fe095032aa5eb5cdcbe572c55847f7bd7
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SHA512
eeb566c34d96e83f02d65efe54ceade4e6850dbb62866a615b98371fa00f73c9e5c294663afe2f607b2c3f51c0f6fba040f67be6972bfa299cd039841b11789f
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7pR:T6a+rdOOtEvwDpjND
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 2024-03-07_6d9b18a39fa8e072e5803b8657a8504d_cryptolocker
Files
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2024-03-07_6d9b18a39fa8e072e5803b8657a8504d_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: 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