Behavioral task
behavioral1
Sample
2024-01-25_69f65334d957bb2ceffe306efd0f7739_cryptolocker.exe
Resource
win7-20231215-en
General
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Target
2024-01-25_69f65334d957bb2ceffe306efd0f7739_cryptolocker
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Size
107KB
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MD5
69f65334d957bb2ceffe306efd0f7739
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SHA1
ee7cf4c9bf5fc6ae3b4cbb545bb8af7472d5bc1b
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SHA256
ab21fd151e0c6e2a06306335d5867255f22815343e8f680af96dd6f9d79a1b99
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SHA512
eb46330d7d21786d7a8dba7917c245554ff7a5ec2c91ed616aeb8a5662044037158725a5320cb7324599c4ba73a28947fc07d24b2313138c4957cc23d36bb526
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksgE3:1nK6a+qdOOtEvwDpj5
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 2024-01-25_69f65334d957bb2ceffe306efd0f7739_cryptolocker
Files
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2024-01-25_69f65334d957bb2ceffe306efd0f7739_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