Behavioral task
behavioral1
Sample
2024-03-26_f7b0c0c43e57da2641793b46551c0a85_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-03-26_f7b0c0c43e57da2641793b46551c0a85_cryptolocker.exe
Resource
win10v2004-20240319-en
General
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Target
2024-03-26_f7b0c0c43e57da2641793b46551c0a85_cryptolocker
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Size
116KB
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MD5
f7b0c0c43e57da2641793b46551c0a85
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SHA1
ebcf9f52b0b70146a13950fdd188830f20232cc6
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SHA256
1378cc411966b00a3ea8f96d4d6093e5b8706fa704a1bd3676c7b58386ba40e0
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SHA512
c542c8e5216829f0cf739cce6687bb1ccefde9f4b293a3365bbcd1e1aebbc0e8bbb041e1382d7c5f589a4030a6921050b26262605b5d65dbe0d469ba5633d0ef
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNgerar/53b:T6a+rdOOtEvwDpjLz0
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 2024-03-26_f7b0c0c43e57da2641793b46551c0a85_cryptolocker
Files
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2024-03-26_f7b0c0c43e57da2641793b46551c0a85_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