Behavioral task
behavioral1
Sample
2024-03-06_fe7245fa6ae5ea84fb2afb633dbfe590_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_fe7245fa6ae5ea84fb2afb633dbfe590_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-06_fe7245fa6ae5ea84fb2afb633dbfe590_cryptolocker
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Size
92KB
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MD5
fe7245fa6ae5ea84fb2afb633dbfe590
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SHA1
96caff8fbed3019fa8c69f0f1e7801d94a62b112
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SHA256
a7299dd4c1c7cd65a413c3c0d10bf729ee1826a74d9ae159d7e2ec60d26fdc41
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SHA512
ac71b5667c2adc21e75788253d696f7f0a72bf0c8dbf339660754b222c50cc9aa0734445f7a4c43440bedfa97f275c5bf759fc00cb7ddb59d960229620f4daa5
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87UvTL:zCsanOtEvwDpjC
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 2024-03-06_fe7245fa6ae5ea84fb2afb633dbfe590_cryptolocker
Files
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2024-03-06_fe7245fa6ae5ea84fb2afb633dbfe590_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