Behavioral task
behavioral1
Sample
2024-04-17_d830a0525c98c677720740649f667914_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-17_d830a0525c98c677720740649f667914_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-17_d830a0525c98c677720740649f667914_cryptolocker
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Size
65KB
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MD5
d830a0525c98c677720740649f667914
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SHA1
c7c1e651bb2a329f85c3b0b95220f8999a2ba13c
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SHA256
178867488eb5c58419430fd7e040039c75bf0c25b5b19f835de553beff6eb02b
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SHA512
df3b35d74796e334085b2c309e5653578cd4658e59fca6ceaa8d06ba5e28284e78cbf0461274b28e2086aaa2dc74097e542c9b55c013dc06f0e715f334c64721
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5k5BB:zj+soPSMOtEvwDpj4kpmeLmQ/B
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 2024-04-17_d830a0525c98c677720740649f667914_cryptolocker
Files
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2024-04-17_d830a0525c98c677720740649f667914_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