Behavioral task
behavioral1
Sample
2024-03-10_a295c1637cecd3d15fa258aaded0f674_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-10_a295c1637cecd3d15fa258aaded0f674_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-10_a295c1637cecd3d15fa258aaded0f674_cryptolocker
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Size
55KB
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MD5
a295c1637cecd3d15fa258aaded0f674
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SHA1
b0f37c6729bf254be7a6abdb040674e3e596dc58
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SHA256
245e5af69eeeada3d021795ee040481624a8803211ed1b0cc28de88a0713542c
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SHA512
e67519f8c4709d79c58653a32268e36d25b8c0eef500dc00a8bbcc15736a253badeefad5e767c8a9b2f7484bed1b929ff0dbbd991c0dea4ca18d283a5f16722a
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7pBlOmyT:zj+soPSMOtEvwDpj4ktBlCT
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 2024-03-10_a295c1637cecd3d15fa258aaded0f674_cryptolocker
Files
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2024-03-10_a295c1637cecd3d15fa258aaded0f674_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