Behavioral task
behavioral1
Sample
2024-01-28_206f0e2e857c6b7b4a3d7c1bb7c97367_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-28_206f0e2e857c6b7b4a3d7c1bb7c97367_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_206f0e2e857c6b7b4a3d7c1bb7c97367_cryptolocker
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Size
116KB
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MD5
206f0e2e857c6b7b4a3d7c1bb7c97367
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SHA1
7d4aff39d49278b9d80d45405495c07502835802
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SHA256
b300554045cc59d029edd00507b91eeb61d760e62c798c94bad85897be51b967
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SHA512
036606009853f5f9a1bdd01afcd29f91005321d83cf28d95fb7a2f2ae6922a840e0f8df33d8574fdd698126b392016a8160ba8fc9ab11865fa3075c32a1bb854
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01C:z6a+CdOOtEvwDpjczU
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 2024-01-28_206f0e2e857c6b7b4a3d7c1bb7c97367_cryptolocker
Files
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2024-01-28_206f0e2e857c6b7b4a3d7c1bb7c97367_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: 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