Behavioral task
behavioral1
Sample
2024-01-23_bbe215fa8f470ce497a8366fe0c2748b_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_bbe215fa8f470ce497a8366fe0c2748b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_bbe215fa8f470ce497a8366fe0c2748b_cryptolocker
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Size
77KB
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MD5
bbe215fa8f470ce497a8366fe0c2748b
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SHA1
d96cb5071c294999a18712ea4aa5ab63136492ce
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SHA256
cf77991b166b758c0a949e1170b44120fd780b843ca990e0fa00c159ad4dee81
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SHA512
e6872faaca01f50cc2a40d4d8c1a1775c82ef6a42ca66b0d9a4f805619ca1e48d13c73e6b0fba39f3653fb9e21e672849f3e6e2f72251d2acf55e06cdaf2deb8
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qp3:zCsanOtEvwDpjd
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 2024-01-23_bbe215fa8f470ce497a8366fe0c2748b_cryptolocker
Files
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2024-01-23_bbe215fa8f470ce497a8366fe0c2748b_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