Behavioral task
behavioral1
Sample
2024-01-28_76324d9a531f0692e61d805efb265085_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_76324d9a531f0692e61d805efb265085_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_76324d9a531f0692e61d805efb265085_cryptolocker
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Size
80KB
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MD5
76324d9a531f0692e61d805efb265085
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SHA1
2143f1017b99d63a2ed332e2e648707a06466905
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SHA256
c83729f157c88f74c52c2cb93a4d665be1300f565b0f6d1f9459997d599e706c
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SHA512
251be0d0b6d6cce2d7195aeeaac61ee68ae2e09589a130f09e840d4a9b883ad737177a1d8b8dded6245d1a2fe25b181fd7fdae0a0fa26c2a288d1e09b140e0ec
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdWa:T6a+rdOOtEvwDpjNt9
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 2024-01-28_76324d9a531f0692e61d805efb265085_cryptolocker
Files
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2024-01-28_76324d9a531f0692e61d805efb265085_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