Behavioral task
behavioral1
Sample
2024-01-26_a89c4a65a0d250173f80a44889308b70_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_a89c4a65a0d250173f80a44889308b70_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-26_a89c4a65a0d250173f80a44889308b70_cryptolocker
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Size
64KB
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MD5
a89c4a65a0d250173f80a44889308b70
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SHA1
97861aea9ef0618bb1f4985e1f5a111d81547962
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SHA256
cd6147430b968097ca33eb54db3467fda4d1a64678314d0425079154e2c21803
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SHA512
7b866a244c21ead4eb393b199fc985ed41094a9dcf70c4a5a736b4179ab24ebce5f09b0804aa38883fcc0fe4b3312d91f00bde30db6b2ab94a7754f1a367e902
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UE:1nK6a+qdOOtEvwDpjp
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 2024-01-26_a89c4a65a0d250173f80a44889308b70_cryptolocker
Files
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2024-01-26_a89c4a65a0d250173f80a44889308b70_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE