Behavioral task
behavioral1
Sample
2024-02-19_5156e01f2349351f0df58490254eaa9d_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_5156e01f2349351f0df58490254eaa9d_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-19_5156e01f2349351f0df58490254eaa9d_cryptolocker
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Size
97KB
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MD5
5156e01f2349351f0df58490254eaa9d
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SHA1
467037efcb51dfd0e62b2c441d2a1164bd56d3c2
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SHA256
090c3da4ce3cafcf292e6233d0db3dea4390e58e4259e583a0784ed7ede229ff
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SHA512
d4ef57a56f81f3d8e087cba282146ff2bb0195a2f33348126d8bc45e56fa6875882121c0aca184f46ba063b0bbf305f0f7a77b312f4fd4b82740a4a37749e810
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKiz:z6a+CdOOtEvwDpjc3
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 2024-02-19_5156e01f2349351f0df58490254eaa9d_cryptolocker
Files
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2024-02-19_5156e01f2349351f0df58490254eaa9d_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