Behavioral task
behavioral1
Sample
2024-02-03_87ceb68fa18dfb57f363487df356dabc_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_87ceb68fa18dfb57f363487df356dabc_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-03_87ceb68fa18dfb57f363487df356dabc_cryptolocker
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Size
79KB
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MD5
87ceb68fa18dfb57f363487df356dabc
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SHA1
f85a31de57edf8c24deaf42b23d0b6c860bd35c9
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SHA256
c203dbb37c0b67f36c05f1cad40244e24ee22e5daf478dc35a6734c5af59738e
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SHA512
12e863d2a4ef2c37acba9fae45883be0e74fab6ef5be3d8de763e2be30fbab3a8a95a492f9d5d4e65744a50a0272d97b7c0a205c14addd133998015bcc519a76
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyTgx:zCsanOtEvwDpj1
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 2024-02-03_87ceb68fa18dfb57f363487df356dabc_cryptolocker
Files
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2024-02-03_87ceb68fa18dfb57f363487df356dabc_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