Behavioral task
behavioral1
Sample
2024-02-04_850904dabd480fab5f624d1d4453475f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_850904dabd480fab5f624d1d4453475f_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-04_850904dabd480fab5f624d1d4453475f_cryptolocker
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Size
82KB
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MD5
850904dabd480fab5f624d1d4453475f
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SHA1
7eea19c49c70a1ffb47c4576c48c42da4383ab25
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SHA256
0f68f3ff8d1dd98e5b62be19638a64f9456136d4bdf5b560a9fae3861d0190a1
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SHA512
e29d87f5b409af6ea1b062b39536cdd9c72ea6c1e567460b52660ea427cf21b79e5a5c4b39ec56351aa01106c822bdd33e224e77d4e792a432f1f3eb8dc836ef
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1nl:zCsanOtEvwDpjP
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 2024-02-04_850904dabd480fab5f624d1d4453475f_cryptolocker
Files
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2024-02-04_850904dabd480fab5f624d1d4453475f_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