Behavioral task
behavioral1
Sample
2024-01-27_4b6109269722c5fbe03a1aaca745c6c1_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-27_4b6109269722c5fbe03a1aaca745c6c1_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-27_4b6109269722c5fbe03a1aaca745c6c1_cryptolocker
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Size
69KB
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MD5
4b6109269722c5fbe03a1aaca745c6c1
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SHA1
0346574837bfd6bc993fbd413c572c76aa8b91c5
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SHA256
439acaa9c0f8fb3b7649c93bf65cca85d7213638efa3ee8015c2fe099426fbdf
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SHA512
775544763d1e435283bae060255b240040b1e99b6f4509335c9c110fbac5a975e78abe043891380cd6620ee4521ed7731e973f7eed196642f1381587d00d4aff
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeB+c:z6a+CdOOtEvwDpjQb
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 2024-01-27_4b6109269722c5fbe03a1aaca745c6c1_cryptolocker
Files
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2024-01-27_4b6109269722c5fbe03a1aaca745c6c1_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