Behavioral task
behavioral1
Sample
2024-06-03_85be5fba52358e9f08058f86c59f9495_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-03_85be5fba52358e9f08058f86c59f9495_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-03_85be5fba52358e9f08058f86c59f9495_cryptolocker
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Size
88KB
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MD5
85be5fba52358e9f08058f86c59f9495
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SHA1
ef0bc5a1ca04588c4f7c68708adaa28c78b62e79
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SHA256
6774c105f07b80472379f0d6fd2521595c81f07a4442d9b7338a52d6469486f2
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SHA512
d474f26a689fded28c6f1477b4e11d9b88591a10bba1e3d25cf183fd0f0d88f14e0814e63e44ac4d369a2e0f0e952bafbb23a9b334e672f3416bdabf99226ac4
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vM5RZ:T6a+rdOOtEvwDpjNc
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 2024-06-03_85be5fba52358e9f08058f86c59f9495_cryptolocker
Files
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2024-06-03_85be5fba52358e9f08058f86c59f9495_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_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - 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