Behavioral task
behavioral1
Sample
2024-03-07_1562ff80a6d9a2ef0f0597db81ef067e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-07_1562ff80a6d9a2ef0f0597db81ef067e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-07_1562ff80a6d9a2ef0f0597db81ef067e_cryptolocker
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Size
81KB
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MD5
1562ff80a6d9a2ef0f0597db81ef067e
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SHA1
70a866f6ee2bb92aec27977e94d9a2aa2bdf089f
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SHA256
702b86153c42895ec049b8041fe10b122054ebac8c3a3832cfc77cc6abde9f07
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SHA512
7f4aeb84b3d0ce2e9976eb7ca8b25dca01a2bc9f1183746b2086a694b29d1775e473ec4415f2ded67819569d4d30ed28f8d66f8c5f24b999d1979305eb59c884
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1O:zCsanOtEvwDpjY
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 2024-03-07_1562ff80a6d9a2ef0f0597db81ef067e_cryptolocker
Files
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2024-03-07_1562ff80a6d9a2ef0f0597db81ef067e_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