Behavioral task
behavioral1
Sample
2024-03-29_cd8b4569628c7933cb4c369a2f70eba9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-29_cd8b4569628c7933cb4c369a2f70eba9_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-29_cd8b4569628c7933cb4c369a2f70eba9_cryptolocker
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Size
57KB
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MD5
cd8b4569628c7933cb4c369a2f70eba9
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SHA1
00a71ae2c3eab4099b1649e626b2e893d7288845
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SHA256
e748dc0deae27023d57223e738181e5c69adfa5077ef687b3bf777a9a35c7129
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SHA512
6425228afa2576c30189ff4c0aa808a6a7c28dff9603045ce92c8d126bb1b66503e101f71965777f3c48bfb8ae9c771e7b5137aeaa6341513d91ffcb2582c018
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax8iH6:z6QFElP6n+gKmddpMOtEvwDpj9aYa96
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 2024-03-29_cd8b4569628c7933cb4c369a2f70eba9_cryptolocker
Files
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2024-03-29_cd8b4569628c7933cb4c369a2f70eba9_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_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