Behavioral task
behavioral1
Sample
2024-02-22_bb23989fe0f441052d09e11c8479d909_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_bb23989fe0f441052d09e11c8479d909_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_bb23989fe0f441052d09e11c8479d909_cryptolocker
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Size
78KB
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MD5
bb23989fe0f441052d09e11c8479d909
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SHA1
52c77bb1d50ec05d798e6451821daa52b09eaf05
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SHA256
a97778c1327b0c630518b98d88e520b9c5e38ace2039ce438f7ec01da47d2d19
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SHA512
4cdc71259e08f1550d9a02d91ed11f257df4ad8c055eea62dcea067d1e337d5b7bf2124b6d0cc3a485f593f8562c3c02a50670c22a6f131312a5fb0de066d033
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qpw:zCsanOtEvwDpj2
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 2024-02-22_bb23989fe0f441052d09e11c8479d909_cryptolocker
Files
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2024-02-22_bb23989fe0f441052d09e11c8479d909_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