Behavioral task
behavioral1
Sample
2024-02-22_596f0b5aee74692641683969f54105e0_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-22_596f0b5aee74692641683969f54105e0_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_596f0b5aee74692641683969f54105e0_cryptolocker
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Size
83KB
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MD5
596f0b5aee74692641683969f54105e0
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SHA1
7036630585236dce5ce29b2269cfde426ebbdbb1
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SHA256
29f58a39b523792f3bbcaac1e50033f2d35630417ba094bf17b0f4501cee437c
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SHA512
944265695746265dd66db13fe210e82ef59b25671b5ecfdb63e1b65d1eef16e8709acb569c7f3270f765ca67378182a93a6b0b22704276c3063c4c2490ec586d
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1G:zCsanOtEvwDpjw
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_596f0b5aee74692641683969f54105e0_cryptolocker
Files
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2024-02-22_596f0b5aee74692641683969f54105e0_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