Behavioral task
behavioral1
Sample
2024-02-21_0df55b44c2d704ec1432d227ba93ef99_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-21_0df55b44c2d704ec1432d227ba93ef99_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_0df55b44c2d704ec1432d227ba93ef99_cryptolocker
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Size
63KB
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MD5
0df55b44c2d704ec1432d227ba93ef99
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SHA1
c5e7947590c75e3fe045b8b42430d4143c4f32db
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SHA256
bdb98172b0f85fae19bc3a0ff74dc27722c4180fd80f6ce2b7ecdca9b9c7eefb
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SHA512
1fe60b899f5e4c9917dba4b9f8e4fcdfa87566803c5888d35c4b2c1685a355ee6e91e23507ef11ff553047d5aaa8cd706433e43e71ec148a0c9543fe0ad74040
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K7hFiWl:zj+soPSMOtEvwDpj4kpmeLmWB
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 2024-02-21_0df55b44c2d704ec1432d227ba93ef99_cryptolocker
Files
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2024-02-21_0df55b44c2d704ec1432d227ba93ef99_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