Static task
static1
Behavioral task
behavioral1
Sample
2024-01-23_b3f2b3be10964ebc0ef74a7cf0396572_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_b3f2b3be10964ebc0ef74a7cf0396572_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-23_b3f2b3be10964ebc0ef74a7cf0396572_cryptolocker
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Size
64KB
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MD5
b3f2b3be10964ebc0ef74a7cf0396572
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SHA1
e534d00df484dc5b2efcd366b8c9b3cc453cb061
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SHA256
feb1714b3e584d6ba973b28179267ca62feb9bb69e99257a3d5a64963d5f94f6
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SHA512
89479d453bbea5326775c302ab80956886d8a2d7b9b6809bdeac9ab374f1e48b5abe994ead699ee683cf4ad821104e86701806927942d89714d6b42d0e6ae1de
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SSDEEP
768:qyOKYN6LsoEEeegiZPvEhHSG+g053t5XdrDmjr5tOOtEvwDpj:qybS6QFElP6n+g05VDmjr5MOtEvwDpj
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 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-23_b3f2b3be10964ebc0ef74a7cf0396572_cryptolocker
Files
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2024-01-23_b3f2b3be10964ebc0ef74a7cf0396572_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
Sections
bUItIFMf Size: - Virtual size: 36KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
QNhjSkbP Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE