Behavioral task
behavioral1
Sample
2024-04-24_d91a5f6f166716b8814c48c1bbc93772_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-24_d91a5f6f166716b8814c48c1bbc93772_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-24_d91a5f6f166716b8814c48c1bbc93772_cryptolocker
-
Size
88KB
-
MD5
d91a5f6f166716b8814c48c1bbc93772
-
SHA1
f70cd5bdb7f9db5e0c714f639fc874f80c72cecd
-
SHA256
0732537d86218e223d5178ad9e6ac9c5cfeb5758c2542632938c931b54ea5571
-
SHA512
9b32776b28f3540d991dada82ebf513a25a082886ba53c519370f9fae292c26f7cf07037c85ed3408c75877789a2f5cd5f16324db2e6990a4a724eaf195d8f60
-
SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAi:n6a+1SEOtEvwDpjYYvQd2Pi
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 2024-04-24_d91a5f6f166716b8814c48c1bbc93772_cryptolocker
Files
-
2024-04-24_d91a5f6f166716b8814c48c1bbc93772_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