Behavioral task
behavioral1
Sample
2024-06-16_f1583dc5e096800009077ea7dfc65d27_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-16_f1583dc5e096800009077ea7dfc65d27_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-06-16_f1583dc5e096800009077ea7dfc65d27_cryptolocker
-
Size
96KB
-
MD5
f1583dc5e096800009077ea7dfc65d27
-
SHA1
206065cbdd658b7ceb16708a288432d9c90be25f
-
SHA256
dffd290284fbbce0db7fedbb58a0fe6175abfe29c96cd3c7edbcf5059eee1fe4
-
SHA512
cf95d8a8f7dc6a7526947f49579e380160c00e329283575881e7a861464bcdda33b00fbca81f1086a02ccd2a90c4446368e70310c4bbc64aeebb0a4a0877db14
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/kO5:zCsanOtEvwDpjB3
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 2024-06-16_f1583dc5e096800009077ea7dfc65d27_cryptolocker
Files
-
2024-06-16_f1583dc5e096800009077ea7dfc65d27_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