Behavioral task
behavioral1
Sample
2024-02-28_cf5aa9201dfb76018d40d896562884ff_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_cf5aa9201dfb76018d40d896562884ff_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_cf5aa9201dfb76018d40d896562884ff_cryptolocker
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Size
87KB
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MD5
cf5aa9201dfb76018d40d896562884ff
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SHA1
7fba13f5198f4acaaf3152ae0152b940f523dcc1
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SHA256
e1debb4e2b05d9401b445f86eef31fe586306625bffe6d7a1dad247196c6f404
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SHA512
29a7c516a94c565759d6fa2518cab1b578fa69d50fc9ef4acb9b9b0620cb3c1a79e525c08442f7a0c84c68f575eabb7b7880d3836091984dc8c651d3d8757010
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tU:zCsanOtEvwDpj2
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_cf5aa9201dfb76018d40d896562884ff_cryptolocker
Files
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2024-02-28_cf5aa9201dfb76018d40d896562884ff_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