Behavioral task
behavioral1
Sample
2024-01-25_8e4dd9829ef9ad749956e1f5c57127b4_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-25_8e4dd9829ef9ad749956e1f5c57127b4_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-25_8e4dd9829ef9ad749956e1f5c57127b4_cryptolocker
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Size
104KB
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MD5
8e4dd9829ef9ad749956e1f5c57127b4
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SHA1
a8df33ae665f736f0d1043b241da214127d67600
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SHA256
b28a1d044c31be987d46adb781ea6c0ba43807967ea9e4d11e6fa83a253dde50
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SHA512
f3ec66aecdb3d5b4593a2288357ccf999acc0b740c31dd78cdf79941d96067cd6cfb2f0b320e5e6080726a838ea88a3425d5539c020836ee50067482ad8afb59
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gksg:1nK6a+qdOOtEvwDpjg
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_8e4dd9829ef9ad749956e1f5c57127b4_cryptolocker
Files
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2024-01-25_8e4dd9829ef9ad749956e1f5c57127b4_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