Behavioral task
behavioral1
Sample
2024-02-22_aabc8bda258c074e02261d9dcc7781a8_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-22_aabc8bda258c074e02261d9dcc7781a8_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_aabc8bda258c074e02261d9dcc7781a8_cryptolocker
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Size
82KB
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MD5
aabc8bda258c074e02261d9dcc7781a8
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SHA1
2310fb66858c3e48112bc83276c9acbbaf1d4a8f
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SHA256
c4d285bc1b26eca4463e57eca9c9b44b002ce9b7084a3cc705e54beeef1a5dba
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SHA512
a0848a83b88ff5c9b0a8ee765fa851504accbcef8cf13aa07a2ec4da95324e956eea63bd27436839279ed4f19d47454f75532b4fc5f38fc28d2d1044b7d11c7d
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT73:T6a+rdOOtEvwDpjNr
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 2024-02-22_aabc8bda258c074e02261d9dcc7781a8_cryptolocker
Files
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2024-02-22_aabc8bda258c074e02261d9dcc7781a8_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