Behavioral task
behavioral1
Sample
2024-03-19_1620a9768430b3e0b9c1045a929a60ec_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-19_1620a9768430b3e0b9c1045a929a60ec_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-19_1620a9768430b3e0b9c1045a929a60ec_cryptolocker
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Size
82KB
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MD5
1620a9768430b3e0b9c1045a929a60ec
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SHA1
732bdf9cd3008f06041a540d3b56c34404fb474f
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SHA256
33b5b3bb13d3491d4ce255176be55aa3693210aafd114e4a47f0b24f9d65b3d6
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SHA512
c5262f13b9ef69f5cbe6ebdffb1afdfd34bca57afe5ca8ac8945c9e6e435666eb2416cd3b08e5bd23f237ad59be05ed82f2b54b0ab44383f029f1511bac11f00
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdeSn:T6a+rdOOtEvwDpjNtz
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 2024-03-19_1620a9768430b3e0b9c1045a929a60ec_cryptolocker
Files
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2024-03-19_1620a9768430b3e0b9c1045a929a60ec_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