Behavioral task
behavioral1
Sample
2024-02-13_fa84e5d02695f70b89154ce9fdd37f65_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-13_fa84e5d02695f70b89154ce9fdd37f65_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-13_fa84e5d02695f70b89154ce9fdd37f65_cryptolocker
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Size
80KB
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MD5
fa84e5d02695f70b89154ce9fdd37f65
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SHA1
2e4f675067b6fc3bfcc186880534900a2e90241d
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SHA256
7a99fae2a791c70d6f01d7cd86e6f6dde17003a184404c1a4bb226eb496e8ca8
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SHA512
9061e8ff15c959fcc76ab591a1eb75569dd0fe27ee183515b553d726e3b2f46868b8480ee242dc9c5176a1e2b2e2e3651e8946029709b17d9729168f3f6df5a2
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS15v:zCsanOtEvwDpjL
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 2024-02-13_fa84e5d02695f70b89154ce9fdd37f65_cryptolocker
Files
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2024-02-13_fa84e5d02695f70b89154ce9fdd37f65_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