Behavioral task
behavioral1
Sample
2024-05-01_3ff3255eae5eee47747253ab52c2cb6d_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-01_3ff3255eae5eee47747253ab52c2cb6d_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-01_3ff3255eae5eee47747253ab52c2cb6d_cryptolocker
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Size
89KB
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MD5
3ff3255eae5eee47747253ab52c2cb6d
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SHA1
4091cb328d5ecd68a93c1524db83705d7d8c4ace
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SHA256
d628ecb9dde57cd014db78abd755b87eaa865308943be1e2a9ef1d1a5a7df3d4
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SHA512
a206e190b6353b0e20cdc63037e062dd4cf95e63eeb51f63c5483cf7403727fa3eead2d06303fcf7fedbfa3cd419ccb58afd765ca4a9d719af33588f1b8e0d3a
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/5:n6a+1SEOtEvwDpjYYvQd2Pi
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 2024-05-01_3ff3255eae5eee47747253ab52c2cb6d_cryptolocker
Files
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2024-05-01_3ff3255eae5eee47747253ab52c2cb6d_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: 11KB - 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