Behavioral task
behavioral1
Sample
2024-04-24_c84db68c99a5ff11bbb9ab810764f5f3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-24_c84db68c99a5ff11bbb9ab810764f5f3_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-24_c84db68c99a5ff11bbb9ab810764f5f3_cryptolocker
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Size
84KB
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MD5
c84db68c99a5ff11bbb9ab810764f5f3
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SHA1
278001d4573792268b92d0d2b2f435efbf3d3126
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SHA256
aaad4ec66c4b4366c148f0e00d463c358bfb69db3379cd18c43fbb25047cd57c
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SHA512
ea9781953da8a8eaeda7379120029674cd145dfcf96e0603cc2c34e87baa8a0e6a4735b8a729998cb2784f0d78275f5cfeb9b79e31efa449f0e5d85d0602f2f1
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1nmU:zCsanOtEvwDpjt
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 2024-04-24_c84db68c99a5ff11bbb9ab810764f5f3_cryptolocker
Files
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2024-04-24_c84db68c99a5ff11bbb9ab810764f5f3_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