Behavioral task
behavioral1
Sample
2024-03-05_39bb4c3ed6ef2947efa425e1988f3848_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-05_39bb4c3ed6ef2947efa425e1988f3848_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-05_39bb4c3ed6ef2947efa425e1988f3848_cryptolocker
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Size
92KB
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MD5
39bb4c3ed6ef2947efa425e1988f3848
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SHA1
3f80f9d089a29f917568b39f2bfe121394144a02
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SHA256
7d129d3be665c9e9ab7b869d3b9c4253b14c6ec7b5e42c8dcafd0d0e22d3c4f9
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SHA512
5ebb7d5b24c3d1f6e963bc4b019c418da03a6c140d0dd0b0d0d8e51e0eedd716184848fca076ddb551b930d0e9e835ea33fd6db7390c34d62aafff6a6680192a
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87Uvs:zCsanOtEvwDpj9
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 2024-03-05_39bb4c3ed6ef2947efa425e1988f3848_cryptolocker
Files
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2024-03-05_39bb4c3ed6ef2947efa425e1988f3848_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