Behavioral task
behavioral1
Sample
2024-02-14_858cd97012243634611144541c105c5b_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_858cd97012243634611144541c105c5b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-14_858cd97012243634611144541c105c5b_cryptolocker
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Size
61KB
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MD5
858cd97012243634611144541c105c5b
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SHA1
91781754b9499bf47ee22b463d2aea49d1055031
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SHA256
db594e81e5aec1a28075f79e6a305b8abe1dd7177dd57cec194464717b711bc0
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SHA512
717632c9596981997ede2099e753bbb0db995d9beb045e5e140a6b9e90717a0638cb8b24bf7be066caf02b71b5d6c7a5be23597bf4d2d8ca6f9469432ac723e9
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY7Dj:1nK6a+qdOOtEvwDpjs
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 2024-02-14_858cd97012243634611144541c105c5b_cryptolocker
Files
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2024-02-14_858cd97012243634611144541c105c5b_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE