Behavioral task
behavioral1
Sample
2024-03-20_47a77604a7163541affed0fba2a21749_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-03-20_47a77604a7163541affed0fba2a21749_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-20_47a77604a7163541affed0fba2a21749_cryptolocker
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Size
83KB
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MD5
47a77604a7163541affed0fba2a21749
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SHA1
a7bbf6c30b870704cb25455ce7ec67f36e919dd6
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SHA256
827a23af58726c10d7e9a470ff5d37d65e122c3d12a28664063112279b907745
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SHA512
0e8acafa1003a3f5b2b9b76fd6128866a73de5f287d14ef6e43a478c9a862384d585245c849b6068c1f38adaab1628e950ddf2a5625295cd2a78520646526029
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7H/:T6a+rdOOtEvwDpjNT
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 2024-03-20_47a77604a7163541affed0fba2a21749_cryptolocker
Files
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2024-03-20_47a77604a7163541affed0fba2a21749_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