Behavioral task
behavioral1
Sample
2024-04-20_4d79f8f7f6ff87ddd6d364f75e2737c0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-20_4d79f8f7f6ff87ddd6d364f75e2737c0_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-20_4d79f8f7f6ff87ddd6d364f75e2737c0_cryptolocker
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Size
64KB
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MD5
4d79f8f7f6ff87ddd6d364f75e2737c0
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SHA1
bd41e9555f4065ed58e553f62a34c163435ac525
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SHA256
9ebbe57c7c002cba5ca1e31dfbbbc26308697bee6f52030ad9b1ca37ad64df5b
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SHA512
e3df5e0dcb6c12f4a3aa6082928cacd03399b4235dd5a69029b9193101e32eda9eed6ea1d52f842f95a852a2c53a67f3007bfc309d8c6b3041a95db6316d3451
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UC:1nK6a+qdOOtEvwDpjT
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 2024-04-20_4d79f8f7f6ff87ddd6d364f75e2737c0_cryptolocker
Files
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2024-04-20_4d79f8f7f6ff87ddd6d364f75e2737c0_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