Behavioral task
behavioral1
Sample
2024-05-27_4e9205158a1ef1857885dd454247184b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-27_4e9205158a1ef1857885dd454247184b_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-27_4e9205158a1ef1857885dd454247184b_cryptolocker
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Size
90KB
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MD5
4e9205158a1ef1857885dd454247184b
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SHA1
f11128b23c68ce311d1b5418d3ba954392354bff
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SHA256
def8db7d532aac9621ceb02749296e7af5fa1fda2da8234d07cdb94abc5f46b1
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SHA512
63161e304d4b072650c9b0746da46593e5fe4bbf0c9012f360ca9b7cb3b00a349ab9db8e3059c0479789813a06e09b277122793f12ae23fd6662eef2aaeddbe0
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAyp:n6a+1SEOtEvwDpjYYvQd2PI
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 2024-05-27_4e9205158a1ef1857885dd454247184b_cryptolocker
Files
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2024-05-27_4e9205158a1ef1857885dd454247184b_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: 11KB - 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