Behavioral task
behavioral1
Sample
2024-05-28_df5ab41c60e13a421275eda10d6f3734_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-28_df5ab41c60e13a421275eda10d6f3734_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-28_df5ab41c60e13a421275eda10d6f3734_cryptolocker
-
Size
91KB
-
MD5
df5ab41c60e13a421275eda10d6f3734
-
SHA1
ac34be8ba287828c745bce0e54f3b37b87203e33
-
SHA256
8f29b269a134578e1fa6513f696bebe783cf8804e714574ee72f240dde5be992
-
SHA512
33965f45c9c2f5801d3adcd235e8d9d52842c93a1514db532cfd1f9ee7b79e9208894502303f082f038966b6ea5b97353bbdecb15e461e06104347ea606cf4c5
-
SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAeqc:n6a+1SEOtEvwDpjYYvQd2PA
Malware Config
Signatures
-
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 2024-05-28_df5ab41c60e13a421275eda10d6f3734_cryptolocker
Files
-
2024-05-28_df5ab41c60e13a421275eda10d6f3734_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_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - 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