Behavioral task
behavioral1
Sample
2024-02-22_4000621b50ac15620af3c4377dba1a68_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-22_4000621b50ac15620af3c4377dba1a68_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_4000621b50ac15620af3c4377dba1a68_cryptolocker
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Size
93KB
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MD5
4000621b50ac15620af3c4377dba1a68
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SHA1
6115aaf4f1e901bda4f140ba86e7fb28ca8e45b3
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SHA256
07a651b87ea2ae1f13f3a442239cf09e3db12d8d22b339483bc791eb15dc7e4c
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SHA512
4989d545a6f2516ff6036b7e1d3046df713850694a586d28240352d964e2993b866198d115bd8d3a57a15c3be5e60d7b3e7be120471cc09bc4761d2ae07ca834
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/Tw:zCsanOtEvwDpjBs
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 2024-02-22_4000621b50ac15620af3c4377dba1a68_cryptolocker
Files
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2024-02-22_4000621b50ac15620af3c4377dba1a68_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