Behavioral task
behavioral1
Sample
2024-02-28_b6a4044ae7de1e557e8156f5d8881e16_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-28_b6a4044ae7de1e557e8156f5d8881e16_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_b6a4044ae7de1e557e8156f5d8881e16_cryptolocker
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Size
81KB
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MD5
b6a4044ae7de1e557e8156f5d8881e16
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SHA1
afdd484a9576ebab35e6e854fb7e35fc3f06df43
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SHA256
608be0be4355065c7872039756df48adec84e9da1b93958ec97ed85e80fb9799
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SHA512
58ac186286eb1b5678c763846fe35a6e1d1162658268ee108231f21bdab3ef76b9dcd7a541a1f9174eb189f2596c2f0e756a2261733ab921600aa334ef835b1d
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdeS7:T6a+rdOOtEvwDpjNt/
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 2024-02-28_b6a4044ae7de1e557e8156f5d8881e16_cryptolocker
Files
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2024-02-28_b6a4044ae7de1e557e8156f5d8881e16_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